cpython-lru_cache-weakref: Lib/test/test

annotate Lib/test/test_float.py @ 51749:1408feec0084 3.0

Merged revisions 69798 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r69798 | benjamin.peterson | 2009-02-19 22:02:38 -0600 (Thu, 19 Feb 2009) | 13 lines Merged revisions 69769,69776 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r69769 | georg.brandl | 2009-02-19 02:30:06 -0600 (Thu, 19 Feb 2009) | 1 line #5310, #3558: fix operator precedence table. ........ r69776 | georg.brandl | 2009-02-19 10:34:51 -0600 (Thu, 19 Feb 2009) | 2 lines #5317: update IronPython URL. ........ ................

author	Benjamin Peterson <benjamin@python.org>
date	Fri, 20 Feb 2009 04:05:32 +0000
parents	98628dc730da
children	df2638b9bee2

rev	line source
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	1
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	2 import unittest, struct
44260 682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	3 import os
47201 9c930a32cebb #2621 rename test.test_support to test.support Benjamin Peterson <benjamin@python.org> parents: 46664 diff changeset	4 from test import support
46477 b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	5 import math
48497 2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	6 from math import isinf, isnan, copysign, ldexp
46477 b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	7 import operator
49055 ca1a8ac47d04 I modified the tests a bit to account for unicode string Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 48817 diff changeset	8 import random, fractions
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	9
46477 b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	10 INF = float("inf")
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	11 NAN = float("nan")
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	12
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031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	16 self.assertEqual(float(3.14), 3.14)
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49055 ca1a8ac47d04 I modified the tests a bit to account for unicode string Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 48817 diff changeset	19 self.assertEqual(float(b" 3.14 "), 3.14)
46664 031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	20 self.assertRaises(ValueError, float, " 0x3.1 ")
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49055 ca1a8ac47d04 I modified the tests a bit to account for unicode string Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 48817 diff changeset	27 self.assertEqual(float(b" \u0663.\u0661\u0664 ".decode('raw-unicode-escape')), 3.14)
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47201 9c930a32cebb #2621 rename test.test_support to test.support Benjamin Peterson <benjamin@python.org> parents: 46664 diff changeset	29 @support.run_with_locale('LC_NUMERIC', 'fr_FR', 'de_DE')
46664 031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	30 def test_float_with_comma(self):
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031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	42 self.assertEqual(float("3. "), 3.0)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	43 self.assertEqual(float("3.e3 "), 3000.0)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	44 self.assertEqual(float("3.2e3 "), 3200.0)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	45 self.assertEqual(float("2.5e-1 "), 0.25)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	46 self.assertEqual(float("5e-1"), 0.5)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	47 self.assertRaises(ValueError, float, " 3,14 ")
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	48 self.assertRaises(ValueError, float, " +3,14 ")
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	49 self.assertRaises(ValueError, float, " -3,14 ")
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	50 self.assertRaises(ValueError, float, " 0x3.1 ")
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	51 self.assertRaises(ValueError, float, " -0x3.p-1 ")
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	52 self.assertRaises(ValueError, float, " +0x3.p-1 ")
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	53 self.assertEqual(float(" 25.e-1 "), 2.5)
49062 13955bcd08be Merged revisions 66277 via svnmerge from Benjamin Peterson <benjamin@python.org> parents: 49055 diff changeset	54 self.assertEqual(support.fcmp(float(" .25e-1 "), .025), 0)
46664 031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	55
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	56 def test_floatconversion(self):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	57 # Make sure that calls to __float__() work properly
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	58 class Foo0:
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	59 def __float__(self):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	60 return 42.
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	61
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	62 class Foo1(object):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	63 def __float__(self):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	64 return 42.
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	65
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	66 class Foo2(float):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	67 def __float__(self):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	68 return 42.
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	69
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	70 class Foo3(float):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	71 def __new__(cls, value=0.):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	72 return float.__new__(cls, 2*value)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	73
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	74 def __float__(self):
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	75 return self
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	76
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	77 class Foo4(float):
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031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	80
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	81 self.assertAlmostEqual(float(Foo0()), 42.)
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031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	85 self.assertRaises(TypeError, float, Foo4(42))
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	86
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	87 def test_floatasratio(self):
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031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	89 (0.875, (7, 8)),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	90 (-0.875, (-7, 8)),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	91 (0.0, (0, 1)),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	92 (11.5, (23, 2)),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	93 ]:
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	94 self.assertEqual(f.as_integer_ratio(), ratio)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	95
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	96 for i in range(10000):
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031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	99 n, d = f.as_integer_ratio()
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	100 self.assertEqual(float(n).__truediv__(d), f)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	101
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	102 R = fractions.Fraction
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	103 self.assertEqual(R(0, 1),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	104 R(*float(0.0).as_integer_ratio()))
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	105 self.assertEqual(R(5, 2),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	106 R(*float(2.5).as_integer_ratio()))
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	107 self.assertEqual(R(1, 2),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	108 R(*float(0.5).as_integer_ratio()))
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	109 self.assertEqual(R(4728779608739021, 2251799813685248),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	110 R(*float(2.1).as_integer_ratio()))
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	111 self.assertEqual(R(-4728779608739021, 2251799813685248),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	112 R(*float(-2.1).as_integer_ratio()))
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	113 self.assertEqual(R(-2100, 1),
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	114 R(*float(-2100.0).as_integer_ratio()))
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	115
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	116 self.assertRaises(OverflowError, float('inf').as_integer_ratio)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	117 self.assertRaises(OverflowError, float('-inf').as_integer_ratio)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	118 self.assertRaises(ValueError, float('nan').as_integer_ratio)
031dfe455585 Merged revisions 62425-62429,62434-62436,62441,62444,62446-62448,62450-62455,62463,62465-62466,62469,62474,62476-62478,62480,62485,62492,62497-62498,62500,62507,62513-62514,62516,62521,62531,62535,62545-62546,62548-62551,62553-62559,62569,62574,62577,62593,62595,62604-62606,62608,62616,62626-62627,62636,62638,62644-62645,62647-62648,62651-62653,62656,62661,62663,62680,62686-62687,62696,62699-62703,62711 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 46477 diff changeset	119
49721 98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	120 def test_float_containment(self):
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	121 floats = (INF, -INF, 0.0, 1.0, NAN)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	122 for f in floats:
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	123 self.assert_(f in [f], "'%r' not in []" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	124 self.assert_(f in (f,), "'%r' not in ()" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	125 self.assert_(f in {f}, "'%r' not in set()" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	126 self.assert_(f in {f: None}, "'%r' not in {}" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	127 self.assertEqual([f].count(f), 1, "[].count('%r') != 1" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	128 self.assert_(f in floats, "'%r' not in container" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	129
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	130 for f in floats:
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	131 # nonidentical containers, same type, same contents
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	132 self.assert_([f] == [f], "[%r] != [%r]" % (f, f))
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	133 self.assert_((f,) == (f,), "(%r,) != (%r,)" % (f, f))
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	134 self.assert_({f} == {f}, "{%r} != {%r}" % (f, f))
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	135 self.assert_({f : None} == {f: None}, "{%r : None} != "
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	136 "{%r : None}" % (f, f))
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	137
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	138 # identical containers
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	139 l, t, s, d = [f], (f,), {f}, {f: None}
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	140 self.assert_(l == l, "[%r] not equal to itself" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	141 self.assert_(t == t, "(%r,) not equal to itself" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	142 self.assert_(s == s, "{%r} not equal to itself" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	143 self.assert_(d == d, "{%r : None} not equal to itself" % f)
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	144
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	145
98628dc730da Issue #4296: Fix PyObject_RichCompareBool so that "x in [x]" evaluates to Mark Dickinson <dickinsm@gmail.com> parents: 49062 diff changeset	146
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	147 class FormatFunctionsTestCase(unittest.TestCase):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	148
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	149 def setUp(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	150 self.save_formats = {'double':float.__getformat__('double'),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	151 'float':float.__getformat__('float')}
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	152
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	153 def tearDown(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	154 float.__setformat__('double', self.save_formats['double'])
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	155 float.__setformat__('float', self.save_formats['float'])
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	156
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	157 def test_getformat(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	158 self.assert_(float.__getformat__('double') in
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	159 ['unknown', 'IEEE, big-endian', 'IEEE, little-endian'])
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	160 self.assert_(float.__getformat__('float') in
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	161 ['unknown', 'IEEE, big-endian', 'IEEE, little-endian'])
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	162 self.assertRaises(ValueError, float.__getformat__, 'chicken')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	163 self.assertRaises(TypeError, float.__getformat__, 1)
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	164
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	165 def test_setformat(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	166 for t in 'double', 'float':
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	167 float.__setformat__(t, 'unknown')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	168 if self.save_formats[t] == 'IEEE, big-endian':
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	169 self.assertRaises(ValueError, float.__setformat__,
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	170 t, 'IEEE, little-endian')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	171 elif self.save_formats[t] == 'IEEE, little-endian':
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	172 self.assertRaises(ValueError, float.__setformat__,
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	173 t, 'IEEE, big-endian')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	174 else:
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	175 self.assertRaises(ValueError, float.__setformat__,
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	176 t, 'IEEE, big-endian')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	177 self.assertRaises(ValueError, float.__setformat__,
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	178 t, 'IEEE, little-endian')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	179 self.assertRaises(ValueError, float.__setformat__,
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	180 t, 'chicken')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	181 self.assertRaises(ValueError, float.__setformat__,
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	182 'chicken', 'unknown')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	183
41725 d1146d4db549 Make tset_float pass. float(<unicode>) was never very good -- it used Guido van Rossum <guido@python.org> parents: 35014 diff changeset	184 BE_DOUBLE_INF = b'\x7f\xf0\x00\x00\x00\x00\x00\x00'
43947 cbc8b3bd3157 Rename buffer -> bytearray. Guido van Rossum <guido@python.org> parents: 43777 diff changeset	185 LE_DOUBLE_INF = bytes(reversed(BE_DOUBLE_INF))
41725 d1146d4db549 Make tset_float pass. float(<unicode>) was never very good -- it used Guido van Rossum <guido@python.org> parents: 35014 diff changeset	186 BE_DOUBLE_NAN = b'\x7f\xf8\x00\x00\x00\x00\x00\x00'
43947 cbc8b3bd3157 Rename buffer -> bytearray. Guido van Rossum <guido@python.org> parents: 43777 diff changeset	187 LE_DOUBLE_NAN = bytes(reversed(BE_DOUBLE_NAN))
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	188
41725 d1146d4db549 Make tset_float pass. float(<unicode>) was never very good -- it used Guido van Rossum <guido@python.org> parents: 35014 diff changeset	189 BE_FLOAT_INF = b'\x7f\x80\x00\x00'
43947 cbc8b3bd3157 Rename buffer -> bytearray. Guido van Rossum <guido@python.org> parents: 43777 diff changeset	190 LE_FLOAT_INF = bytes(reversed(BE_FLOAT_INF))
41725 d1146d4db549 Make tset_float pass. float(<unicode>) was never very good -- it used Guido van Rossum <guido@python.org> parents: 35014 diff changeset	191 BE_FLOAT_NAN = b'\x7f\xc0\x00\x00'
43947 cbc8b3bd3157 Rename buffer -> bytearray. Guido van Rossum <guido@python.org> parents: 43777 diff changeset	192 LE_FLOAT_NAN = bytes(reversed(BE_FLOAT_NAN))
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	193
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	194 # on non-IEEE platforms, attempting to unpack a bit pattern
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	195 # representing an infinity or a NaN should raise an exception.
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	196
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	197 class UnknownFormatTestCase(unittest.TestCase):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	198 def setUp(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	199 self.save_formats = {'double':float.__getformat__('double'),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	200 'float':float.__getformat__('float')}
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	201 float.__setformat__('double', 'unknown')
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	202 float.__setformat__('float', 'unknown')
35014 275843630522 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 34972 diff changeset	203
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	204 def tearDown(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	205 float.__setformat__('double', self.save_formats['double'])
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	206 float.__setformat__('float', self.save_formats['float'])
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	207
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	208 def test_double_specials_dont_unpack(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	209 for fmt, data in [('>d', BE_DOUBLE_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	210 ('>d', BE_DOUBLE_NAN),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	211 ('<d', LE_DOUBLE_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	212 ('<d', LE_DOUBLE_NAN)]:
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	213 self.assertRaises(ValueError, struct.unpack, fmt, data)
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	214
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	215 def test_float_specials_dont_unpack(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	216 for fmt, data in [('>f', BE_FLOAT_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	217 ('>f', BE_FLOAT_NAN),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	218 ('<f', LE_FLOAT_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	219 ('<f', LE_FLOAT_NAN)]:
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	220 self.assertRaises(ValueError, struct.unpack, fmt, data)
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	221
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	222
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	223 # on an IEEE platform, all we guarantee is that bit patterns
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	224 # representing infinities or NaNs do not raise an exception; all else
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	225 # is accident (today).
42775 d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	226 # let's also try to guarantee that -0.0 and 0.0 don't get confused.
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	227
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	228 class IEEEFormatTestCase(unittest.TestCase):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	229 if float.__getformat__("double").startswith("IEEE"):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	230 def test_double_specials_do_unpack(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	231 for fmt, data in [('>d', BE_DOUBLE_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	232 ('>d', BE_DOUBLE_NAN),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	233 ('<d', LE_DOUBLE_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	234 ('<d', LE_DOUBLE_NAN)]:
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	235 struct.unpack(fmt, data)
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	236
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	237 if float.__getformat__("float").startswith("IEEE"):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	238 def test_float_specials_do_unpack(self):
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	239 for fmt, data in [('>f', BE_FLOAT_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	240 ('>f', BE_FLOAT_NAN),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	241 ('<f', LE_FLOAT_INF),
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	242 ('<f', LE_FLOAT_NAN)]:
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	243 struct.unpack(fmt, data)
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	244
42775 d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	245 if float.__getformat__("double").startswith("IEEE"):
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	246 def test_negative_zero(self):
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	247 import math
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	248 def pos_pos():
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	249 return 0.0, math.atan2(0.0, -1)
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	250 def pos_neg():
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	251 return 0.0, math.atan2(-0.0, -1)
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	252 def neg_pos():
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	253 return -0.0, math.atan2(0.0, -1)
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	254 def neg_neg():
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	255 return -0.0, math.atan2(-0.0, -1)
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	256 self.assertEquals(pos_pos(), neg_pos())
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	257 self.assertEquals(pos_neg(), neg_neg())
d7517c306791 Merged revisions 57221-57391 via svnmerge from Guido van Rossum <guido@python.org> parents: 41725 diff changeset	258
42817 5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	259 class FormatTestCase(unittest.TestCase):
43111 7b0237cbd0ed Fixed test name. Eric Smith <eric@trueblade.com> parents: 42817 diff changeset	260 def test_format(self):
42817 5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	261 # these should be rewritten to use both format(x, spec) and
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	262 # x.__format__(spec)
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	263
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	264 self.assertEqual(format(0.0, 'f'), '0.000000')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	265
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	266 # the default is 'g', except for empty format spec
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	267 self.assertEqual(format(0.0, ''), '0.0')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	268 self.assertEqual(format(0.01, ''), '0.01')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	269 self.assertEqual(format(0.01, 'g'), '0.01')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	270
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	271
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	272 self.assertEqual(format(1.0, 'f'), '1.000000')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	273
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	274 self.assertEqual(format(-1.0, 'f'), '-1.000000')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	275
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	276 self.assertEqual(format( 1.0, ' f'), ' 1.000000')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	277 self.assertEqual(format(-1.0, ' f'), '-1.000000')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	278 self.assertEqual(format( 1.0, '+f'), '+1.000000')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	279 self.assertEqual(format(-1.0, '+f'), '-1.000000')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	280
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	281 # % formatting
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	282 self.assertEqual(format(-1.0, '%'), '-100.000000%')
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	283
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	284 # conversion to string should fail
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	285 self.assertRaises(ValueError, format, 3.0, "s")
5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	286
45023 727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	287 # other format specifiers shouldn't work on floats,
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	288 # in particular int specifiers
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	289 for format_spec in ([chr(x) for x in range(ord('a'), ord('z')+1)] +
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	290 [chr(x) for x in range(ord('A'), ord('Z')+1)]):
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	291 if not format_spec in 'eEfFgGn%':
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	292 self.assertRaises(ValueError, format, 0.0, format_spec)
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	293 self.assertRaises(ValueError, format, 1.0, format_spec)
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	294 self.assertRaises(ValueError, format, -1.0, format_spec)
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	295 self.assertRaises(ValueError, format, 1e100, format_spec)
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	296 self.assertRaises(ValueError, format, -1e100, format_spec)
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	297 self.assertRaises(ValueError, format, 1e-100, format_spec)
727cc810d690 Restrict format presentation types to those specified in the 'Standard Format Specifiers' section of PEP 3101. Eric Smith <eric@trueblade.com> parents: 44349 diff changeset	298 self.assertRaises(ValueError, format, -1e-100, format_spec)
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	299
44260 682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	300 class ReprTestCase(unittest.TestCase):
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	301 def test_repr(self):
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	302 floats_file = open(os.path.join(os.path.split(__file__)[0],
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	303 'floating_points.txt'))
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	304 for line in floats_file:
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	305 line = line.strip()
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	306 if not line or line.startswith('#'):
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	307 continue
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	308 v = eval(line)
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	309 self.assertEqual(v, eval(repr(v)))
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	310 floats_file.close()
682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	311
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	312 # Beginning with Python 2.6 float has cross platform compatible
48499 de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	313 # ways to create and represent inf and nan
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	314 class InfNanTest(unittest.TestCase):
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	315 def test_inf_from_str(self):
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	316 self.assert_(isinf(float("inf")))
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	317 self.assert_(isinf(float("+inf")))
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	318 self.assert_(isinf(float("-inf")))
48499 de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	319 self.assert_(isinf(float("infinity")))
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	320 self.assert_(isinf(float("+infinity")))
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	321 self.assert_(isinf(float("-infinity")))
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	322
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	323 self.assertEqual(repr(float("inf")), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	324 self.assertEqual(repr(float("+inf")), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	325 self.assertEqual(repr(float("-inf")), "-inf")
48499 de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	326 self.assertEqual(repr(float("infinity")), "inf")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	327 self.assertEqual(repr(float("+infinity")), "inf")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	328 self.assertEqual(repr(float("-infinity")), "-inf")
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	329
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	330 self.assertEqual(repr(float("INF")), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	331 self.assertEqual(repr(float("+Inf")), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	332 self.assertEqual(repr(float("-iNF")), "-inf")
48499 de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	333 self.assertEqual(repr(float("Infinity")), "inf")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	334 self.assertEqual(repr(float("+iNfInItY")), "inf")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	335 self.assertEqual(repr(float("-INFINITY")), "-inf")
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	336
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	337 self.assertEqual(str(float("inf")), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	338 self.assertEqual(str(float("+inf")), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	339 self.assertEqual(str(float("-inf")), "-inf")
48499 de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	340 self.assertEqual(str(float("infinity")), "inf")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	341 self.assertEqual(str(float("+infinity")), "inf")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	342 self.assertEqual(str(float("-infinity")), "-inf")
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	343
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	344 self.assertRaises(ValueError, float, "info")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	345 self.assertRaises(ValueError, float, "+info")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	346 self.assertRaises(ValueError, float, "-info")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	347 self.assertRaises(ValueError, float, "in")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	348 self.assertRaises(ValueError, float, "+in")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	349 self.assertRaises(ValueError, float, "-in")
48499 de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	350 self.assertRaises(ValueError, float, "infinit")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	351 self.assertRaises(ValueError, float, "+Infin")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	352 self.assertRaises(ValueError, float, "-INFI")
de0bf60f1245 Merged revisions 64722,64729,64753,64845-64846,64849,64871,64880-64882,64885,64888,64897,64900-64901,64915,64926-64929,64938-64941,64944,64961,64966,64973 via svnmerge from Georg Brandl <georg@python.org> parents: 48498 diff changeset	353 self.assertRaises(ValueError, float, "infinitys")
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	354
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	355 def test_inf_as_str(self):
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	356 self.assertEqual(repr(1e300 * 1e300), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	357 self.assertEqual(repr(-1e300 * 1e300), "-inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	358
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	359 self.assertEqual(str(1e300 * 1e300), "inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	360 self.assertEqual(str(-1e300 * 1e300), "-inf")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	361
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	362 def test_nan_from_str(self):
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	363 self.assert_(isnan(float("nan")))
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	364 self.assert_(isnan(float("+nan")))
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	365 self.assert_(isnan(float("-nan")))
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	366
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	367 self.assertEqual(repr(float("nan")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	368 self.assertEqual(repr(float("+nan")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	369 self.assertEqual(repr(float("-nan")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	370
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	371 self.assertEqual(repr(float("NAN")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	372 self.assertEqual(repr(float("+NAn")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	373 self.assertEqual(repr(float("-NaN")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	374
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	375 self.assertEqual(str(float("nan")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	376 self.assertEqual(str(float("+nan")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	377 self.assertEqual(str(float("-nan")), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	378
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	379 self.assertRaises(ValueError, float, "nana")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	380 self.assertRaises(ValueError, float, "+nana")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	381 self.assertRaises(ValueError, float, "-nana")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	382 self.assertRaises(ValueError, float, "na")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	383 self.assertRaises(ValueError, float, "+na")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	384 self.assertRaises(ValueError, float, "-na")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	385
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	386 def test_nan_as_str(self):
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	387 self.assertEqual(repr(1e300 * 1e300 * 0), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	388 self.assertEqual(repr(-1e300 * 1e300 * 0), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	389
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	390 self.assertEqual(str(1e300 * 1e300 * 0), "nan")
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	391 self.assertEqual(str(-1e300 * 1e300 * 0), "nan")
44260 682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	392
46477 b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	393 def notest_float_nan(self):
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	394 self.assert_(NAN.is_nan())
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	395 self.failIf(INF.is_nan())
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	396 self.failIf((0.).is_nan())
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	397
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	398 def notest_float_inf(self):
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	399 self.assert_(INF.is_inf())
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	400 self.failIf(NAN.is_inf())
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	401 self.failIf((0.).is_inf())
b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	402
48497 2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	403 fromHex = float.fromhex
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	404 toHex = float.hex
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	405 class HexFloatTestCase(unittest.TestCase):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	406 MAX = fromHex('0x.fffffffffffff8p+1024') # max normal
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	407 MIN = fromHex('0x1p-1022') # min normal
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	408 TINY = fromHex('0x0.0000000000001p-1022') # min subnormal
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	409 EPS = fromHex('0x0.0000000000001p0') # diff between 1.0 and next float up
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	410
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	411 def identical(self, x, y):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	412 # check that floats x and y are identical, or that both
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	413 # are NaNs
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	414 if isnan(x) or isnan(y):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	415 if isnan(x) == isnan(y):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	416 return
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	417 elif x == y and (x != 0.0 or copysign(1.0, x) == copysign(1.0, y)):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	418 return
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	419 self.fail('%r not identical to %r' % (x, y))
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	420
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	421 def test_ends(self):
48498 177302feab36 Merged revisions 64981 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48497 diff changeset	422 self.identical(self.MIN, ldexp(1.0, -1022))
177302feab36 Merged revisions 64981 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48497 diff changeset	423 self.identical(self.TINY, ldexp(1.0, -1074))
177302feab36 Merged revisions 64981 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48497 diff changeset	424 self.identical(self.EPS, ldexp(1.0, -52))
177302feab36 Merged revisions 64981 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48497 diff changeset	425 self.identical(self.MAX, 2.*(ldexp(1.0, 1023) - ldexp(1.0, 970)))
48497 2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	426
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	427 def test_invalid_inputs(self):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	428 invalid_inputs = [
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	429 'infi', # misspelt infinities and nans
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	430 '-Infinit',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	431 '++inf',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	432 '-+Inf',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	433 '--nan',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	434 '+-NaN',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	435 'snan',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	436 'NaNs',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	437 'nna',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	438 '0xnan',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	439 '',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	440 ' ',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	441 'x1.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	442 '0xX1.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	443 '+ 0x1.0p0', # internal whitespace
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	444 '- 0x1.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	445 '0 x1.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	446 '0x 1.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	447 '0x1 2.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	448 '+0x1 .0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	449 '0x1. 0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	450 '-0x1.0 1p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	451 '-0x1.0 p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	452 '+0x1.0p +0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	453 '0x1.0p -0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	454 '0x1.0p 0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	455 '+0x1.0p+ 0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	456 '-0x1.0p- 0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	457 '++0x1.0p-0', # double signs
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	458 '--0x1.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	459 '+-0x1.0p+0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	460 '-+0x1.0p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	461 '0x1.0p++0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	462 '+0x1.0p+-0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	463 '-0x1.0p-+0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	464 '0x1.0p--0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	465 '0x1.0.p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	466 '0x.p0', # no hex digits before or after point
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	467 '0x1,p0', # wrong decimal point character
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	468 '0x1pa',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	469 '0x1p\uff10', # fullwidth Unicode digits
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	470 '\uff10x1p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	471 '0x\uff11p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	472 '0x1.\uff10p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	473 '0x1p0 \n 0x2p0',
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	474 '0x1p0\0 0x1p0', # embedded null byte is not end of string
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	475 ]
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	476 for x in invalid_inputs:
48817 a77022dc3f61 Merged revisions 65958 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48499 diff changeset	477 try:
a77022dc3f61 Merged revisions 65958 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48499 diff changeset	478 result = fromHex(x)
a77022dc3f61 Merged revisions 65958 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48499 diff changeset	479 except ValueError:
a77022dc3f61 Merged revisions 65958 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48499 diff changeset	480 pass
a77022dc3f61 Merged revisions 65958 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48499 diff changeset	481 else:
a77022dc3f61 Merged revisions 65958 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48499 diff changeset	482 self.fail('Expected float.fromhex(%r) to raise ValueError; '
a77022dc3f61 Merged revisions 65958 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 48499 diff changeset	483 'got %r instead' % (x, result))
48497 2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	484
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	485
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	486 def test_from_hex(self):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	487 MIN = self.MIN;
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	488 MAX = self.MAX;
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	489 TINY = self.TINY;
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	490 EPS = self.EPS;
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	491
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	492 # two spellings of infinity, with optional signs; case-insensitive
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	493 self.identical(fromHex('inf'), INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	494 self.identical(fromHex('+Inf'), INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	495 self.identical(fromHex('-INF'), -INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	496 self.identical(fromHex('iNf'), INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	497 self.identical(fromHex('Infinity'), INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	498 self.identical(fromHex('+INFINITY'), INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	499 self.identical(fromHex('-infinity'), -INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	500 self.identical(fromHex('-iNFiNitY'), -INF)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	501
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	502 # nans with optional sign; case insensitive
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	503 self.identical(fromHex('nan'), NAN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	504 self.identical(fromHex('+NaN'), NAN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	505 self.identical(fromHex('-NaN'), NAN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	506 self.identical(fromHex('-nAN'), NAN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	507
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	508 # variations in input format
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	509 self.identical(fromHex('1'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	510 self.identical(fromHex('+1'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	511 self.identical(fromHex('1.'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	512 self.identical(fromHex('1.0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	513 self.identical(fromHex('1.0p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	514 self.identical(fromHex('01'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	515 self.identical(fromHex('01.'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	516 self.identical(fromHex('0x1'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	517 self.identical(fromHex('0x1.'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	518 self.identical(fromHex('0x1.0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	519 self.identical(fromHex('+0x1.0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	520 self.identical(fromHex('0x1p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	521 self.identical(fromHex('0X1p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	522 self.identical(fromHex('0X1P0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	523 self.identical(fromHex('0x1P0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	524 self.identical(fromHex('0x1.p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	525 self.identical(fromHex('0x1.0p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	526 self.identical(fromHex('0x.1p4'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	527 self.identical(fromHex('0x.1p04'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	528 self.identical(fromHex('0x.1p004'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	529 self.identical(fromHex('0x1p+0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	530 self.identical(fromHex('0x1P-0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	531 self.identical(fromHex('+0x1p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	532 self.identical(fromHex('0x01p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	533 self.identical(fromHex('0x1p00'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	534 self.identical(fromHex(' 0x1p0 '), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	535 self.identical(fromHex('\n 0x1p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	536 self.identical(fromHex('0x1p0 \t'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	537 self.identical(fromHex('0xap0'), 10.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	538 self.identical(fromHex('0xAp0'), 10.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	539 self.identical(fromHex('0xaP0'), 10.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	540 self.identical(fromHex('0xAP0'), 10.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	541 self.identical(fromHex('0xbep0'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	542 self.identical(fromHex('0xBep0'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	543 self.identical(fromHex('0xbEp0'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	544 self.identical(fromHex('0XBE0P-4'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	545 self.identical(fromHex('0xBEp0'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	546 self.identical(fromHex('0xB.Ep4'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	547 self.identical(fromHex('0x.BEp8'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	548 self.identical(fromHex('0x.0BEp12'), 190.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	549
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	550 # moving the point around
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	551 pi = fromHex('0x1.921fb54442d18p1')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	552 self.identical(fromHex('0x.006487ed5110b46p11'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	553 self.identical(fromHex('0x.00c90fdaa22168cp10'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	554 self.identical(fromHex('0x.01921fb54442d18p9'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	555 self.identical(fromHex('0x.03243f6a8885a3p8'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	556 self.identical(fromHex('0x.06487ed5110b46p7'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	557 self.identical(fromHex('0x.0c90fdaa22168cp6'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	558 self.identical(fromHex('0x.1921fb54442d18p5'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	559 self.identical(fromHex('0x.3243f6a8885a3p4'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	560 self.identical(fromHex('0x.6487ed5110b46p3'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	561 self.identical(fromHex('0x.c90fdaa22168cp2'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	562 self.identical(fromHex('0x1.921fb54442d18p1'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	563 self.identical(fromHex('0x3.243f6a8885a3p0'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	564 self.identical(fromHex('0x6.487ed5110b46p-1'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	565 self.identical(fromHex('0xc.90fdaa22168cp-2'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	566 self.identical(fromHex('0x19.21fb54442d18p-3'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	567 self.identical(fromHex('0x32.43f6a8885a3p-4'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	568 self.identical(fromHex('0x64.87ed5110b46p-5'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	569 self.identical(fromHex('0xc9.0fdaa22168cp-6'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	570 self.identical(fromHex('0x192.1fb54442d18p-7'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	571 self.identical(fromHex('0x324.3f6a8885a3p-8'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	572 self.identical(fromHex('0x648.7ed5110b46p-9'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	573 self.identical(fromHex('0xc90.fdaa22168cp-10'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	574 self.identical(fromHex('0x1921.fb54442d18p-11'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	575 # ...
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	576 self.identical(fromHex('0x1921fb54442d1.8p-47'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	577 self.identical(fromHex('0x3243f6a8885a3p-48'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	578 self.identical(fromHex('0x6487ed5110b46p-49'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	579 self.identical(fromHex('0xc90fdaa22168cp-50'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	580 self.identical(fromHex('0x1921fb54442d18p-51'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	581 self.identical(fromHex('0x3243f6a8885a30p-52'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	582 self.identical(fromHex('0x6487ed5110b460p-53'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	583 self.identical(fromHex('0xc90fdaa22168c0p-54'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	584 self.identical(fromHex('0x1921fb54442d180p-55'), pi)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	585
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	586
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	587 # results that should overflow...
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	588 self.assertRaises(OverflowError, fromHex, '-0x1p1024')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	589 self.assertRaises(OverflowError, fromHex, '0x1p+1025')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	590 self.assertRaises(OverflowError, fromHex, '+0X1p1030')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	591 self.assertRaises(OverflowError, fromHex, '-0x1p+1100')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	592 self.assertRaises(OverflowError, fromHex, '0X1p123456789123456789')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	593 self.assertRaises(OverflowError, fromHex, '+0X.8p+1025')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	594 self.assertRaises(OverflowError, fromHex, '+0x0.8p1025')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	595 self.assertRaises(OverflowError, fromHex, '-0x0.4p1026')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	596 self.assertRaises(OverflowError, fromHex, '0X2p+1023')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	597 self.assertRaises(OverflowError, fromHex, '0x2.p1023')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	598 self.assertRaises(OverflowError, fromHex, '-0x2.0p+1023')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	599 self.assertRaises(OverflowError, fromHex, '+0X4p+1022')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	600 self.assertRaises(OverflowError, fromHex, '0x1.ffffffffffffffp+1023')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	601 self.assertRaises(OverflowError, fromHex, '-0X1.fffffffffffff9p1023')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	602 self.assertRaises(OverflowError, fromHex, '0X1.fffffffffffff8p1023')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	603 self.assertRaises(OverflowError, fromHex, '+0x3.fffffffffffffp1022')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	604 self.assertRaises(OverflowError, fromHex, '0x3fffffffffffffp+970')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	605 self.assertRaises(OverflowError, fromHex, '0x10000000000000000p960')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	606 self.assertRaises(OverflowError, fromHex, '-0Xffffffffffffffffp960')
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	607
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	608 # ...and those that round to +-max float
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	609 self.identical(fromHex('+0x1.fffffffffffffp+1023'), MAX)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	610 self.identical(fromHex('-0X1.fffffffffffff7p1023'), -MAX)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	611 self.identical(fromHex('0X1.fffffffffffff7fffffffffffffp1023'), MAX)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	612
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	613 # zeros
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	614 self.identical(fromHex('0x0p0'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	615 self.identical(fromHex('0x0p1000'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	616 self.identical(fromHex('-0x0p1023'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	617 self.identical(fromHex('0X0p1024'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	618 self.identical(fromHex('-0x0p1025'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	619 self.identical(fromHex('0X0p2000'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	620 self.identical(fromHex('0x0p123456789123456789'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	621 self.identical(fromHex('-0X0p-0'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	622 self.identical(fromHex('-0X0p-1000'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	623 self.identical(fromHex('0x0p-1023'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	624 self.identical(fromHex('-0X0p-1024'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	625 self.identical(fromHex('-0x0p-1025'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	626 self.identical(fromHex('-0x0p-1072'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	627 self.identical(fromHex('0X0p-1073'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	628 self.identical(fromHex('-0x0p-1074'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	629 self.identical(fromHex('0x0p-1075'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	630 self.identical(fromHex('0X0p-1076'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	631 self.identical(fromHex('-0X0p-2000'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	632 self.identical(fromHex('-0x0p-123456789123456789'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	633
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	634 # values that should underflow to 0
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	635 self.identical(fromHex('0X1p-1075'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	636 self.identical(fromHex('-0X1p-1075'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	637 self.identical(fromHex('-0x1p-123456789123456789'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	638 self.identical(fromHex('0x1.00000000000000001p-1075'), TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	639 self.identical(fromHex('-0x1.1p-1075'), -TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	640 self.identical(fromHex('0x1.fffffffffffffffffp-1075'), TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	641
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	642 # check round-half-even is working correctly near 0 ...
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	643 self.identical(fromHex('0x1p-1076'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	644 self.identical(fromHex('0X2p-1076'), 0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	645 self.identical(fromHex('0X3p-1076'), TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	646 self.identical(fromHex('0x4p-1076'), TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	647 self.identical(fromHex('0X5p-1076'), TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	648 self.identical(fromHex('0X6p-1076'), 2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	649 self.identical(fromHex('0x7p-1076'), 2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	650 self.identical(fromHex('0X8p-1076'), 2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	651 self.identical(fromHex('0X9p-1076'), 2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	652 self.identical(fromHex('0xap-1076'), 2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	653 self.identical(fromHex('0Xbp-1076'), 3*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	654 self.identical(fromHex('0xcp-1076'), 3*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	655 self.identical(fromHex('0Xdp-1076'), 3*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	656 self.identical(fromHex('0Xep-1076'), 4*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	657 self.identical(fromHex('0xfp-1076'), 4*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	658 self.identical(fromHex('0x10p-1076'), 4*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	659 self.identical(fromHex('-0x1p-1076'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	660 self.identical(fromHex('-0X2p-1076'), -0.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	661 self.identical(fromHex('-0x3p-1076'), -TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	662 self.identical(fromHex('-0X4p-1076'), -TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	663 self.identical(fromHex('-0x5p-1076'), -TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	664 self.identical(fromHex('-0x6p-1076'), -2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	665 self.identical(fromHex('-0X7p-1076'), -2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	666 self.identical(fromHex('-0X8p-1076'), -2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	667 self.identical(fromHex('-0X9p-1076'), -2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	668 self.identical(fromHex('-0Xap-1076'), -2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	669 self.identical(fromHex('-0xbp-1076'), -3*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	670 self.identical(fromHex('-0xcp-1076'), -3*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	671 self.identical(fromHex('-0Xdp-1076'), -3*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	672 self.identical(fromHex('-0xep-1076'), -4*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	673 self.identical(fromHex('-0Xfp-1076'), -4*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	674 self.identical(fromHex('-0X10p-1076'), -4*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	675
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	676 # ... and near MIN ...
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	677 self.identical(fromHex('0x0.ffffffffffffd6p-1022'), MIN-3*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	678 self.identical(fromHex('0x0.ffffffffffffd8p-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	679 self.identical(fromHex('0x0.ffffffffffffdap-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	680 self.identical(fromHex('0x0.ffffffffffffdcp-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	681 self.identical(fromHex('0x0.ffffffffffffdep-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	682 self.identical(fromHex('0x0.ffffffffffffe0p-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	683 self.identical(fromHex('0x0.ffffffffffffe2p-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	684 self.identical(fromHex('0x0.ffffffffffffe4p-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	685 self.identical(fromHex('0x0.ffffffffffffe6p-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	686 self.identical(fromHex('0x0.ffffffffffffe8p-1022'), MIN-2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	687 self.identical(fromHex('0x0.ffffffffffffeap-1022'), MIN-TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	688 self.identical(fromHex('0x0.ffffffffffffecp-1022'), MIN-TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	689 self.identical(fromHex('0x0.ffffffffffffeep-1022'), MIN-TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	690 self.identical(fromHex('0x0.fffffffffffff0p-1022'), MIN-TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	691 self.identical(fromHex('0x0.fffffffffffff2p-1022'), MIN-TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	692 self.identical(fromHex('0x0.fffffffffffff4p-1022'), MIN-TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	693 self.identical(fromHex('0x0.fffffffffffff6p-1022'), MIN-TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	694 self.identical(fromHex('0x0.fffffffffffff8p-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	695 self.identical(fromHex('0x0.fffffffffffffap-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	696 self.identical(fromHex('0x0.fffffffffffffcp-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	697 self.identical(fromHex('0x0.fffffffffffffep-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	698 self.identical(fromHex('0x1.00000000000000p-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	699 self.identical(fromHex('0x1.00000000000002p-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	700 self.identical(fromHex('0x1.00000000000004p-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	701 self.identical(fromHex('0x1.00000000000006p-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	702 self.identical(fromHex('0x1.00000000000008p-1022'), MIN)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	703 self.identical(fromHex('0x1.0000000000000ap-1022'), MIN+TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	704 self.identical(fromHex('0x1.0000000000000cp-1022'), MIN+TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	705 self.identical(fromHex('0x1.0000000000000ep-1022'), MIN+TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	706 self.identical(fromHex('0x1.00000000000010p-1022'), MIN+TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	707 self.identical(fromHex('0x1.00000000000012p-1022'), MIN+TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	708 self.identical(fromHex('0x1.00000000000014p-1022'), MIN+TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	709 self.identical(fromHex('0x1.00000000000016p-1022'), MIN+TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	710 self.identical(fromHex('0x1.00000000000018p-1022'), MIN+2*TINY)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	711
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	712 # ... and near 1.0.
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	713 self.identical(fromHex('0x0.fffffffffffff0p0'), 1.0-EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	714 self.identical(fromHex('0x0.fffffffffffff1p0'), 1.0-EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	715 self.identical(fromHex('0X0.fffffffffffff2p0'), 1.0-EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	716 self.identical(fromHex('0x0.fffffffffffff3p0'), 1.0-EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	717 self.identical(fromHex('0X0.fffffffffffff4p0'), 1.0-EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	718 self.identical(fromHex('0X0.fffffffffffff5p0'), 1.0-EPS/2)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	719 self.identical(fromHex('0X0.fffffffffffff6p0'), 1.0-EPS/2)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	720 self.identical(fromHex('0x0.fffffffffffff7p0'), 1.0-EPS/2)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	721 self.identical(fromHex('0x0.fffffffffffff8p0'), 1.0-EPS/2)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	722 self.identical(fromHex('0X0.fffffffffffff9p0'), 1.0-EPS/2)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	723 self.identical(fromHex('0X0.fffffffffffffap0'), 1.0-EPS/2)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	724 self.identical(fromHex('0x0.fffffffffffffbp0'), 1.0-EPS/2)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	725 self.identical(fromHex('0X0.fffffffffffffcp0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	726 self.identical(fromHex('0x0.fffffffffffffdp0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	727 self.identical(fromHex('0X0.fffffffffffffep0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	728 self.identical(fromHex('0x0.ffffffffffffffp0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	729 self.identical(fromHex('0X1.00000000000000p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	730 self.identical(fromHex('0X1.00000000000001p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	731 self.identical(fromHex('0x1.00000000000002p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	732 self.identical(fromHex('0X1.00000000000003p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	733 self.identical(fromHex('0x1.00000000000004p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	734 self.identical(fromHex('0X1.00000000000005p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	735 self.identical(fromHex('0X1.00000000000006p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	736 self.identical(fromHex('0X1.00000000000007p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	737 self.identical(fromHex('0x1.00000000000007ffffffffffffffffffffp0'),
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	738 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	739 self.identical(fromHex('0x1.00000000000008p0'), 1.0)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	740 self.identical(fromHex('0x1.00000000000008000000000000000001p0'),
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	741 1+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	742 self.identical(fromHex('0X1.00000000000009p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	743 self.identical(fromHex('0x1.0000000000000ap0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	744 self.identical(fromHex('0x1.0000000000000bp0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	745 self.identical(fromHex('0X1.0000000000000cp0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	746 self.identical(fromHex('0x1.0000000000000dp0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	747 self.identical(fromHex('0x1.0000000000000ep0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	748 self.identical(fromHex('0X1.0000000000000fp0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	749 self.identical(fromHex('0x1.00000000000010p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	750 self.identical(fromHex('0X1.00000000000011p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	751 self.identical(fromHex('0x1.00000000000012p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	752 self.identical(fromHex('0X1.00000000000013p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	753 self.identical(fromHex('0X1.00000000000014p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	754 self.identical(fromHex('0x1.00000000000015p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	755 self.identical(fromHex('0x1.00000000000016p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	756 self.identical(fromHex('0X1.00000000000017p0'), 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	757 self.identical(fromHex('0x1.00000000000017ffffffffffffffffffffp0'),
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	758 1.0+EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	759 self.identical(fromHex('0x1.00000000000018p0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	760 self.identical(fromHex('0X1.00000000000018000000000000000001p0'),
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	761 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	762 self.identical(fromHex('0x1.00000000000019p0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	763 self.identical(fromHex('0X1.0000000000001ap0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	764 self.identical(fromHex('0X1.0000000000001bp0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	765 self.identical(fromHex('0x1.0000000000001cp0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	766 self.identical(fromHex('0x1.0000000000001dp0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	767 self.identical(fromHex('0x1.0000000000001ep0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	768 self.identical(fromHex('0X1.0000000000001fp0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	769 self.identical(fromHex('0x1.00000000000020p0'), 1.0+2*EPS)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	770
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	771 def test_roundtrip(self):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	772 def roundtrip(x):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	773 return fromHex(toHex(x))
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	774
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	775 for x in [NAN, INF, self.MAX, self.MIN, self.MIN-self.TINY, self.TINY, 0.0]:
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	776 self.identical(x, roundtrip(x))
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	777 self.identical(-x, roundtrip(-x))
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	778
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	779 # fromHex(toHex(x)) should exactly recover x, for any non-NaN float x.
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	780 import random
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	781 for i in range(10000):
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	782 e = random.randrange(-1200, 1200)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	783 m = random.random()
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	784 s = random.choice([1.0, -1.0])
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	785 try:
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	786 x = s*ldexp(m, e)
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	787 except OverflowError:
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	788 pass
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	789 else:
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	790 self.identical(x, fromHex(toHex(x)))
2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	791
46477 b69f443ef480 Merged revisions 62380,62382-62383 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 45023 diff changeset	792
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	793 def test_main():
47201 9c930a32cebb #2621 rename test.test_support to test.support Benjamin Peterson <benjamin@python.org> parents: 46664 diff changeset	794 support.run_unittest(
49055 ca1a8ac47d04 I modified the tests a bit to account for unicode string Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 48817 diff changeset	795 GeneralFloatCases,
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	796 FormatFunctionsTestCase,
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	797 UnknownFormatTestCase,
42817 5355337709e1 Implementation of PEP 3101, Advanced String Formatting. Eric Smith <eric@trueblade.com> parents: 42775 diff changeset	798 IEEEFormatTestCase,
44260 682d9788a038 Issue #1580: New free format floating point representation based on "Floating-Point Printer Sample Code", by Robert G. Burger. For example repr(11./5) now returns '2.2' instead of '2.2000000000000002'. Christian Heimes <christian@cheimes.de> parents: 43947 diff changeset	799 FormatTestCase,
44349 4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	800 ReprTestCase,
4dc01402d78a Merged revisions 59541-59561 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44268 diff changeset	801 InfNanTest,
48497 2bb866d282ba Merged revisions 64974 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 47322 diff changeset	802 HexFloatTestCase,
44268 7ae604b3533b Merged revisions 59450-59464 via svnmerge from Christian Heimes <christian@cheimes.de> parents: 44260 diff changeset	803 )
34972 1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	804
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	805 if __name__ == '__main__':
1dd8a0d64432 This is my patch: Michael W. Hudson <mwh@python.net> parents: diff changeset	806 test_main()

Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_float.py @ 51749:1408feec0084 3.0