cpython-lru_cache-weakref: Lib/test/test

annotate Lib/test/test_struct.py @ 57114:d3a81051663b

importlib.test.source.util referenced variables in the 'finally' part of a try/finally which may not have been set.

author	Brett Cannon <bcannon@gmail.com>
date	Thu, 05 Nov 2009 01:17:22 +0000
parents	0bb232078b8c
children	81477192cf7a

rev	line source
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	1 import array
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	2 import unittest
4706 9785114326ab A test of the struct module Barry Warsaw <barry@python.org> parents: diff changeset	3 import struct
38669 19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	4 import warnings
4706 9785114326ab A test of the struct module Barry Warsaw <barry@python.org> parents: diff changeset	5
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	6 from functools import wraps
49100 3e6e565ee30a Merged revisions 66321 via svnmerge from Brett Cannon <bcannon@gmail.com> parents: 48455 diff changeset	7 from test.support import TestFailed, verbose, run_unittest
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	8
18111 099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	9 import sys
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	10 ISBIGENDIAN = sys.byteorder == "big"
48321 f6726f32ef70 Merged revisions 64119,64147,64150,64165,64219-64221,64229-64230,64233,64235,64253,64278,64280,64301,64303,64320,64328,64338-64339 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47750 diff changeset	11 IS32BIT = sys.maxsize == 0x7fffffff
18111 099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	12 del sys
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	13
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	14 def string_reverse(s):
41891 b7cfb3fd8db0 Make struct tests pass. Guido van Rossum <guido@python.org> parents: 41642 diff changeset	15 return s[::-1]
18111 099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	16
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	17 def bigendian_to_native(value):
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	18 if ISBIGENDIAN:
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	19 return value
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	20 else:
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	21 return string_reverse(value)
099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	22
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	23 class StructTest(unittest.TestCase):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	24 def test_isbigendian(self):
48325 5f9435317de1 Another merge error, seen on bigendian machines Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 48321 diff changeset	25 self.assertEqual((struct.pack('=i', 1)[0] == 0), ISBIGENDIAN)
4706 9785114326ab A test of the struct module Barry Warsaw <barry@python.org> parents: diff changeset	26
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	27 def test_consistence(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	28 self.assertRaises(struct.error, struct.calcsize, 'Z')
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	30 sz = struct.calcsize('i')
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	31 self.assertEqual(sz * 3, struct.calcsize('iii'))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	32
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	33 fmt = 'cbxxxxxxhhhhiillffd?'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	34 fmt3 = '3c3b18x12h6i6l6f3d3?'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	35 sz = struct.calcsize(fmt)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	36 sz3 = struct.calcsize(fmt3)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	37 self.assertEqual(sz * 3, sz3)
4706 9785114326ab A test of the struct module Barry Warsaw <barry@python.org> parents: diff changeset	38
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	39 self.assertRaises(struct.error, struct.pack, 'iii', 3)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	40 self.assertRaises(struct.error, struct.pack, 'i', 3, 3, 3)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	41 self.assertRaises(struct.error, struct.pack, 'i', 'foo')
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	42 self.assertRaises(struct.error, struct.pack, 'P', 'foo')
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	43 self.assertRaises(struct.error, struct.unpack, 'd', b'flap')
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	44 s = struct.pack('ii', 1, 2)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	45 self.assertRaises(struct.error, struct.unpack, 'iii', s)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	46 self.assertRaises(struct.error, struct.unpack, 'i', s)
4847 d53812d68408 Exercise the new feature set somewhat. Guido van Rossum <guido@python.org> parents: 4706 diff changeset	47
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	48 def test_transitiveness(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	49 c = b'a'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	50 b = 1
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	51 h = 255
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	52 i = 65535
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	53 l = 65536
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	54 f = 3.1415
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	55 d = 3.1415
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	56 t = True
4847 d53812d68408 Exercise the new feature set somewhat. Guido van Rossum <guido@python.org> parents: 4706 diff changeset	57
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	58 for prefix in ('', '@', '<', '>', '=', '!'):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	59 for format in ('xcbhilfd?', 'xcBHILfd?'):
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	61 s = struct.pack(format, c, b, h, i, l, f, d, t)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	62 cp, bp, hp, ip, lp, fp, dp, tp = struct.unpack(format, s)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	63 self.assertEqual(cp, c)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	64 self.assertEqual(bp, b)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	65 self.assertEqual(hp, h)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	66 self.assertEqual(ip, i)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	67 self.assertEqual(lp, l)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	68 self.assertEqual(int(100 * fp), int(100 * f))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	69 self.assertEqual(int(100 * dp), int(100 * d))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	70 self.assertEqual(tp, t)
4847 d53812d68408 Exercise the new feature set somewhat. Guido van Rossum <guido@python.org> parents: 4706 diff changeset	71
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	72 def test_new_features(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	73 # Test some of the new features in detail
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	74 # (format, argument, big-endian result, little-endian result, asymmetric)
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	103 ('d', 2.0, '@\000\000\000\000\000\000\000',
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	105 ('f', -2.0, '\300\000\000\000', '\000\000\000\300', 0),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	106 ('d', -2.0, '\300\000\000\000\000\000\000\000',
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	107 '\000\000\000\000\000\000\000\300', 0),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	108 ('?', 0, '\0', '\0', 0),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	109 ('?', 3, '\1', '\1', 1),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	110 ('?', True, '\1', '\1', 0),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	111 ('?', [], '\0', '\0', 1),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	112 ('?', (1,), '\1', '\1', 1),
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18069 8e187740aa96 Initial support for 'q' and 'Q' struct format codes: for now, only in Tim Peters <tim.peters@gmail.com> parents: 15540 diff changeset	114
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	115 for fmt, arg, big, lil, asy in tests:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	116 big = bytes(big, "latin-1")
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	117 lil = bytes(lil, "latin-1")
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	118 for (xfmt, exp) in [('>'+fmt, big), ('!'+fmt, big), ('<'+fmt, lil),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	119 ('='+fmt, ISBIGENDIAN and big or lil)]:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	120 res = struct.pack(xfmt, arg)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	121 self.assertEqual(res, exp)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	122 self.assertEqual(struct.calcsize(xfmt), len(res))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	123 rev = struct.unpack(xfmt, res)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	124 if isinstance(arg, str):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	125 # Strings are returned as bytes since you can't know the
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	126 # encoding of the string when packed.
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55593 0bb232078b8c Merged revisions 73715 via svnmerge from Georg Brandl <georg@python.org> parents: 53271 diff changeset	129 self.assertTrue(asy)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	130
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	131 def test_native_qQ(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	132 # can't pack -1 as unsigned regardless
51518 a00745480120 Merged revisions 69498 via svnmerge from Mark Dickinson <dickinsm@gmail.com> parents: 50568 diff changeset	133 self.assertRaises((struct.error, OverflowError), struct.pack, "Q", -1)
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	134 # can't pack string as 'q' regardless
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	135 self.assertRaises(struct.error, struct.pack, "q", "a")
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	136 # ditto, but 'Q'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	137 self.assertRaises(struct.error, struct.pack, "Q", "a")
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	138
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	139 try:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	140 struct.pack("q", 5)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	141 except struct.error:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	142 # does not have native q/Q
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	144 else:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	145 nbytes = struct.calcsize('q')
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	146 # The expected values here are in big-endian format, primarily
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	147 # because I'm on a little-endian machine and so this is the
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	148 # clearest way (for me) to force the code to get exercised.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	149 for format, input, expected in (
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	150 ('q', -1, '\xff' * nbytes),
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	154 ('Q', (1 << (8nbytes))-1, '\xff' nbytes),
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	156 expected = bytes(expected, "latin-1")
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	157 got = struct.pack(format, input)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	158 native_expected = bigendian_to_native(expected)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	159 self.assertEqual(got, native_expected)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	160 retrieved = struct.unpack(format, got)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	161 self.assertEqual(retrieved, input)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	162
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	163 def test_standard_integers(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	164 # Standard integer tests (bBhHiIlLqQ).
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	165 import binascii
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	166
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	167 class IntTester(unittest.TestCase):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	168
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	169 def __init__(self, formatpair, bytesize):
52827 c50c079b09eb Merged revisions 70837,70864,70878,71004,71032,71043 via svnmerge from Benjamin Peterson <benjamin@python.org> parents: 52414 diff changeset	170 super(IntTester, self).__init__(methodName='test_one')
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	171 self.assertEqual(len(formatpair), 2)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	172 self.formatpair = formatpair
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	173 for direction in "<>!=":
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	174 for code in formatpair:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	175 format = direction + code
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	176 self.assertEqual(struct.calcsize(format), bytesize)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	177 self.bytesize = bytesize
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	178 self.bitsize = bytesize * 8
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	179 self.signed_code, self.unsigned_code = formatpair
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	180 self.unsigned_min = 0
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	181 self.unsigned_max = 2**self.bitsize - 1
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	183 self.signed_max = 2**(self.bitsize-1) - 1
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	184
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	185 def test_one(self, x, pack=struct.pack,
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	186 unpack=struct.unpack,
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	187 unhexlify=binascii.unhexlify):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	188 # Try signed.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	189 code = self.signed_code
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	190 if self.signed_min <= x <= self.signed_max:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	191 # Try big-endian.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	192 expected = x
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	193 if x < 0:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	194 expected += 1 << self.bitsize
55593 0bb232078b8c Merged revisions 73715 via svnmerge from Georg Brandl <georg@python.org> parents: 53271 diff changeset	195 self.assertTrue(expected > 0)
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	196 expected = hex(expected)[2:] # chop "0x"
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	197 if len(expected) & 1:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	198 expected = "0" + expected
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	199 expected = unhexlify(expected)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	200 expected = b"\x00" * (self.bytesize - len(expected)) + expected
18111 099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	201
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	202 # Pack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	203 format = ">" + code
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	204 got = pack(format, x)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	205 self.assertEqual(got, expected)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	206
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	207 # Unpack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	208 retrieved = unpack(format, got)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	209 self.assertEqual(x, retrieved)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	210
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	211 # Adding any byte should cause a "too big" error.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	212 self.assertRaises((struct.error, TypeError),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	213 unpack, format, b'\x01' + got)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	214
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	215 # Try little-endian.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	216 format = "<" + code
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	217 expected = string_reverse(expected)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	218
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	219 # Pack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	220 got = pack(format, x)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	221 self.assertEqual(got, expected)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	222
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	223 # Unpack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	224 retrieved = unpack(format, got)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	225 self.assertEqual(x, retrieved)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	226
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	227 # Adding any byte should cause a "too big" error.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	228 self.assertRaises((struct.error, TypeError),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	229 unpack, format, b'\x01' + got)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	230
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	231 else:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	232 # x is out of range -- verify pack realizes that.
53271 4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	233 self.assertRaises(struct.error, pack, ">" + code, x)
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	234 self.assertRaises(struct.error, pack, "<" + code, x)
18111 099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	235
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	236 # Much the same for unsigned.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	237 code = self.unsigned_code
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	238 if self.unsigned_min <= x <= self.unsigned_max:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	239 # Try big-endian.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	240 format = ">" + code
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	241 expected = x
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	242 expected = hex(expected)[2:] # chop "0x"
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	243 if len(expected) & 1:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	244 expected = "0" + expected
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	245 expected = unhexlify(expected)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	246 expected = b"\x00" * (self.bytesize - len(expected)) + expected
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	247
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	248 # Pack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	249 got = pack(format, x)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	250 self.assertEqual(got, expected)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	251
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	252 # Unpack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	253 retrieved = unpack(format, got)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	254 self.assertEqual(x, retrieved)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	255
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	256 # Adding any byte should cause a "too big" error.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	257 self.assertRaises((struct.error, TypeError),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	258 unpack, format, b'\x01' + got)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	259
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	260 # Try little-endian.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	261 format = "<" + code
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	262 expected = string_reverse(expected)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	263
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	264 # Pack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	265 got = pack(format, x)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	266 self.assertEqual(got, expected)
18084 bbcdbd8f4469 Added q/Q standard (x-platform 8-byte ints) mode in struct module. Tim Peters <tim.peters@gmail.com> parents: 18070 diff changeset	267
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	268 # Unpack work?
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	269 retrieved = unpack(format, got)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	270 self.assertEqual(x, retrieved)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	271
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	272 # Adding any byte should cause a "too big" error.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	273 self.assertRaises((struct.error, TypeError),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	274 unpack, format, b'\x01' + got)
18111 099ae4918069 Generalize the new qQ std-mode tests to all int codes (bBhHiIlLqQ). Tim Peters <tim.peters@gmail.com> parents: 18094 diff changeset	275
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	276 else:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	277 # x is out of range -- verify pack realizes that.
53271 4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	278 self.assertRaises(struct.error, pack, ">" + code, x)
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	279 self.assertRaises(struct.error, pack, "<" + code, x)
19924 01f66f5db326 The 'p' (Pascal string) pack code acts unreasonably when the string size Tim Peters <tim.peters@gmail.com> parents: 18149 diff changeset	280
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	281 def run(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	282 from random import randrange
19924 01f66f5db326 The 'p' (Pascal string) pack code acts unreasonably when the string size Tim Peters <tim.peters@gmail.com> parents: 18149 diff changeset	283
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	284 # Create all interesting powers of 2.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	285 values = []
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	286 for exp in range(self.bitsize + 3):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	287 values.append(1 << exp)
19924 01f66f5db326 The 'p' (Pascal string) pack code acts unreasonably when the string size Tim Peters <tim.peters@gmail.com> parents: 18149 diff changeset	288
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	289 # Add some random values.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	290 for i in range(self.bitsize):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	291 val = 0
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	292 for j in range(self.bytesize):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	293 val = (val << 8) \| randrange(256)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	294 values.append(val)
19924 01f66f5db326 The 'p' (Pascal string) pack code acts unreasonably when the string size Tim Peters <tim.peters@gmail.com> parents: 18149 diff changeset	295
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	296 # Try all those, and their negations, and +-1 from them. Note
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	297 # that this tests all power-of-2 boundaries in range, and a few out
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	298 # of range, plus +-(2**n +- 1).
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	300 for val in -base, base:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	301 for incr in -1, 0, 1:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	302 x = val + incr
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	303 try:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	304 x = int(x)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	305 except OverflowError:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	306 pass
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	307 self.test_one(x)
28334 9f287e5eb037 SF bug 705836: struct.pack of floats in non-native endian order Tim Peters <tim.peters@gmail.com> parents: 28089 diff changeset	308
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	309 # Some error cases.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	310 for direction in "<>":
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	311 for code in self.formatpair:
53271 4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	312 for badobject in "a string", 3+42j, randrange, -1729.0:
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	313 self.assertRaises(struct.error,
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	314 struct.pack, direction + code,
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	315 badobject)
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	316
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	317 for args in [("bB", 1),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	318 ("hH", 2),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	319 ("iI", 4),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	320 ("lL", 4),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	321 ("qQ", 8)]:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	322 t = IntTester(*args)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	323 t.run()
28334 9f287e5eb037 SF bug 705836: struct.pack of floats in non-native endian order Tim Peters <tim.peters@gmail.com> parents: 28089 diff changeset	324
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	325 def test_p_code(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	326 # Test p ("Pascal string") code.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	327 for code, input, expected, expectedback in [
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	328 ('p','abc', '\x00', b''),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	329 ('1p', 'abc', '\x00', b''),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	330 ('2p', 'abc', '\x01a', b'a'),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	331 ('3p', 'abc', '\x02ab', b'ab'),
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	332 ('4p', 'abc', '\x03abc', b'abc'),
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f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	336 expected = bytes(expected, "latin-1")
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	337 got = struct.pack(code, input)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	338 self.assertEqual(got, expected)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	339 (got,) = struct.unpack(code, got)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	340 self.assertEqual(got, expectedback)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	341
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	342 def test_705836(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	343 # SF bug 705836. "<f" and ">f" had a severe rounding bug, where a carry
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	344 # from the low-order discarded bits could propagate into the exponent
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	345 # field, causing the result to be wrong by a factor of 2.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	346 import math
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	347
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	348 for base in range(1, 33):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	349 # smaller <- largest representable float less than base.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	350 delta = 0.5
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	351 while base - delta / 2.0 != base:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	352 delta /= 2.0
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	353 smaller = base - delta
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	354 # Packing this rounds away a solid string of trailing 1 bits.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	355 packed = struct.pack("<f", smaller)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	356 unpacked = struct.unpack("<f", packed)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	357 # This failed at base = 2, 4, and 32, with unpacked = 1, 2, and
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	358 # 16, respectively.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	359 self.assertEqual(base, unpacked)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	360 bigpacked = struct.pack(">f", smaller)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	361 self.assertEqual(bigpacked, string_reverse(packed))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	362 unpacked = struct.unpack(">f", bigpacked)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	363 self.assertEqual(base, unpacked)
39442 654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	364
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	365 # Largest finite IEEE single.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	366 big = (1 << 24) - 1
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	367 big = math.ldexp(big, 127 - 23)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	368 packed = struct.pack(">f", big)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	369 unpacked = struct.unpack(">f", packed)[0]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	370 self.assertEqual(big, unpacked)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	371
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	372 # The same, but tack on a 1 bit so it rounds up to infinity.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	373 big = (1 << 25) - 1
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	374 big = math.ldexp(big, 127 - 24)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	375 self.assertRaises(OverflowError, struct.pack, ">f", big)
39442 654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	376
52414 f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	377 def test_1229380(self):
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	378 # SF bug 1229380. No struct.pack exception for some out of
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	379 # range integers
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	380 import sys
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	381 for endian in ('', '>', '<'):
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	382 for fmt in ('B', 'H', 'I', 'L'):
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	383 self.assertRaises((struct.error, OverflowError), struct.pack,
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	384 endian + fmt, -1)
38669 19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	385
52414 f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	386 self.assertRaises((struct.error, OverflowError), struct.pack,
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	387 endian + 'B', 300)
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	388 self.assertRaises((struct.error, OverflowError), struct.pack,
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	389 endian + 'H', 70000)
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	390
52414 f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	391 self.assertRaises((struct.error, OverflowError), struct.pack,
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	392 endian + 'I', sys.maxsize * 4)
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	393 self.assertRaises((struct.error, OverflowError), struct.pack,
f171bac9f961 Issue #5463: Remove _PY_STRUCT_RANGE_CHECKING constant from struct Mark Dickinson <dickinsm@gmail.com> parents: 52249 diff changeset	394 endian + 'L', sys.maxsize * 4)
38669 19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	395
53271 4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	396 def test_1530559(self):
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	397 for endian in ('', '>', '<'):
53271 4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	398 for fmt in ('B', 'H', 'I', 'L', 'Q', 'b', 'h', 'i', 'l', 'q'):
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	399 self.assertRaises(struct.error, struct.pack, endian + fmt, 1.0)
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	400 self.assertRaises(struct.error, struct.pack, endian + fmt, 1.5)
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	401 self.assertRaises(struct.error, struct.pack, 'P', 1.0)
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	402 self.assertRaises(struct.error, struct.pack, 'P', 1.5)
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along Mark Dickinson <dickinsm@gmail.com> parents: 52827 diff changeset	403
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	404
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	405 def test_unpack_from(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	406 test_string = b'abcd01234'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	407 fmt = '4s'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	408 s = struct.Struct(fmt)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	409 for cls in (bytes, bytearray):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	410 data = cls(test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	411 if not isinstance(data, (bytes, bytearray)):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	412 bytes_data = bytes(data, 'latin1')
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	413 else:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	414 bytes_data = data
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	415 self.assertEqual(s.unpack_from(data), (b'abcd',))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	416 self.assertEqual(s.unpack_from(data, 2), (b'cd01',))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	417 self.assertEqual(s.unpack_from(data, 4), (b'0123',))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	418 for i in range(6):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	419 self.assertEqual(s.unpack_from(data, i), (bytes_data[i:i+4],))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	420 for i in range(6, len(test_string) + 1):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	421 self.assertRaises(struct.error, s.unpack_from, data, i)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	422 for cls in (bytes, bytearray):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	423 data = cls(test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	424 self.assertEqual(struct.unpack_from(fmt, data), (b'abcd',))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	425 self.assertEqual(struct.unpack_from(fmt, data, 2), (b'cd01',))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	426 self.assertEqual(struct.unpack_from(fmt, data, 4), (b'0123',))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	427 for i in range(6):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	428 self.assertEqual(struct.unpack_from(fmt, data, i), (data[i:i+4],))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	429 for i in range(6, len(test_string) + 1):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	430 self.assertRaises(struct.error, struct.unpack_from, fmt, data, i)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	431
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	432 def test_pack_into(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	433 test_string = b'Reykjavik rocks, eow!'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	434 writable_buf = array.array('b', b' '*100)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	435 fmt = '21s'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	436 s = struct.Struct(fmt)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	437
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	438 # Test without offset
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	439 s.pack_into(writable_buf, 0, test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	440 from_buf = writable_buf.tostring()[:len(test_string)]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	441 self.assertEqual(from_buf, test_string)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	442
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	443 # Test with offset.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	444 s.pack_into(writable_buf, 10, test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	445 from_buf = writable_buf.tostring()[:len(test_string)+10]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	446 self.assertEqual(from_buf, test_string[:10] + test_string)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	447
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	448 # Go beyond boundaries.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	449 small_buf = array.array('b', b' '*10)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	450 self.assertRaises(struct.error, s.pack_into, small_buf, 0, test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	451 self.assertRaises(struct.error, s.pack_into, small_buf, 2, test_string)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	452
51596 a83f10edb6ff #3694: fix an "XXX undetected error" leak in struct. Georg Brandl <georg@python.org> parents: 51518 diff changeset	453 # Test bogus offset (issue 3694)
a83f10edb6ff #3694: fix an "XXX undetected error" leak in struct. Georg Brandl <georg@python.org> parents: 51518 diff changeset	454 sb = small_buf
a83f10edb6ff #3694: fix an "XXX undetected error" leak in struct. Georg Brandl <georg@python.org> parents: 51518 diff changeset	455 self.assertRaises(TypeError, struct.pack_into, b'1', sb, None)
a83f10edb6ff #3694: fix an "XXX undetected error" leak in struct. Georg Brandl <georg@python.org> parents: 51518 diff changeset	456
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	457 def test_pack_into_fn(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	458 test_string = b'Reykjavik rocks, eow!'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	459 writable_buf = array.array('b', b' '*100)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	460 fmt = '21s'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	461 pack_into = lambda args: struct.pack_into(fmt, args)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	462
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	463 # Test without offset.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	464 pack_into(writable_buf, 0, test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	465 from_buf = writable_buf.tostring()[:len(test_string)]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	466 self.assertEqual(from_buf, test_string)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	467
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	468 # Test with offset.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	469 pack_into(writable_buf, 10, test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	470 from_buf = writable_buf.tostring()[:len(test_string)+10]
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	471 self.assertEqual(from_buf, test_string[:10] + test_string)
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 33599 diff changeset	472
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	473 # Go beyond boundaries.
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	474 small_buf = array.array('b', b' '*10)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	475 self.assertRaises(struct.error, pack_into, small_buf, 0, test_string)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	476 self.assertRaises(struct.error, pack_into, small_buf, 2, test_string)
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38669 diff changeset	477
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	478 def test_unpack_with_buffer(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	479 # SF bug 1563759: struct.unpack doens't support buffer protocol objects
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	480 data1 = array.array('B', b'\x12\x34\x56\x78')
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	481 data2 = memoryview(b'\x12\x34\x56\x78') # XXX b'......XXXX......', 6, 4
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	482 for data in [data1, data2]:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	483 value, = struct.unpack('>I', data)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	484 self.assertEqual(value, 0x12345678)
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	485
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	486 def test_bool(self):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	487 for prefix in tuple("<>!=")+('',):
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	488 false = (), [], [], '', 0
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	489 true = [1], 'test', 5, -1, 0xffffffff+1, 0xffffffff/2
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	490
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	491 falseFormat = prefix + '?' * len(false)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	492 packedFalse = struct.pack(falseFormat, *false)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	493 unpackedFalse = struct.unpack(falseFormat, packedFalse)
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	494
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	495 trueFormat = prefix + '?' * len(true)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	496 packedTrue = struct.pack(trueFormat, *true)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	497 unpackedTrue = struct.unpack(trueFormat, packedTrue)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	498
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	499 self.assertEqual(len(true), len(unpackedTrue))
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	500 self.assertEqual(len(false), len(unpackedFalse))
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	501
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	502 for t in unpackedFalse:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	503 self.assertFalse(t)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	504 for t in unpackedTrue:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	505 self.assertTrue(t)
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	506
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	507 packed = struct.pack(prefix+'?', 1)
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	508
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	509 self.assertEqual(len(packed), struct.calcsize(prefix+'?'))
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	510
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	511 if len(packed) != 1:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	512 self.assertFalse(prefix, msg='encoded bool is not one byte: %r'
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	513 %packed)
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	514
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	515 for c in [b'\x01', b'\x7f', b'\xff', b'\x0f', b'\xf0']:
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	516 self.assertTrue(struct.unpack('>?', c)[0])
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 40910 diff changeset	517
48321 f6726f32ef70 Merged revisions 64119,64147,64150,64165,64219-64221,64229-64230,64233,64235,64253,64278,64280,64301,64303,64320,64328,64338-64339 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47750 diff changeset	518 if IS32BIT:
f6726f32ef70 Merged revisions 64119,64147,64150,64165,64219-64221,64229-64230,64233,64235,64253,64278,64280,64301,64303,64320,64328,64338-64339 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47750 diff changeset	519 def test_crasher(self):
f6726f32ef70 Merged revisions 64119,64147,64150,64165,64219-64221,64229-64230,64233,64235,64253,64278,64280,64301,64303,64320,64328,64338-64339 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47750 diff changeset	520 self.assertRaises(MemoryError, struct.pack, "357913941b", "a")
f6726f32ef70 Merged revisions 64119,64147,64150,64165,64219-64221,64229-64230,64233,64235,64253,64278,64280,64301,64303,64320,64328,64338-64339 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47750 diff changeset	521
f6726f32ef70 Merged revisions 64119,64147,64150,64165,64219-64221,64229-64230,64233,64235,64253,64278,64280,64301,64303,64320,64328,64338-64339 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47750 diff changeset	522
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	523 def test_main():
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	524 run_unittest(StructTest)
40737 6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from Thomas Wouters <thomas@python.org> parents: 40644 diff changeset	525
47750 f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	526 if __name__ == '__main__':
f64996760984 Merged revisions 64089,64098,64100-64102,64113,64115-64116,64118,64120,64132,64342 via svnmerge from Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47201 diff changeset	527 test_main()

Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_struct.py @ 57114:d3a81051663b