cpython-lru_cache-weakref: Lib/test/test

annotate Lib/test/test_exceptions.py @ 58925:eecf1bef052d 2.6

Merged revisions 78207 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r78207 | ezio.melotti | 2010-02-17 01:26:09 +0200 (Wed, 17 Feb 2010) | 1 line #7930: fix stripid ........

author	Ezio Melotti <ezio.melotti@gmail.com>
date	Tue, 16 Feb 2010 23:29:44 +0000
parents	9424b84a2ec9
children	5ac349c322fd

rev	line source
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	1 # Python test set -- part 5, built-in exceptions
74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	2
38638 ea9966c88657 SF patch 1501987: Remove randomness from test_exceptions, Tim Peters <tim.peters@gmail.com> parents: 38542 diff changeset	3 import os
ea9966c88657 SF patch 1501987: Remove randomness from test_exceptions, Tim Peters <tim.peters@gmail.com> parents: 38542 diff changeset	4 import sys
ea9966c88657 SF patch 1501987: Remove randomness from test_exceptions, Tim Peters <tim.peters@gmail.com> parents: 38542 diff changeset	5 import unittest
ea9966c88657 SF patch 1501987: Remove randomness from test_exceptions, Tim Peters <tim.peters@gmail.com> parents: 38542 diff changeset	6 import pickle, cPickle
49099 ff96a313cd1c warnings.catch_warnings() now returns a list or None instead of the custom Brett Cannon <bcannon@gmail.com> parents: 48876 diff changeset	7 import warnings
38638 ea9966c88657 SF patch 1501987: Remove randomness from test_exceptions, Tim Peters <tim.peters@gmail.com> parents: 38542 diff changeset	8
49099 ff96a313cd1c warnings.catch_warnings() now returns a list or None instead of the custom Brett Cannon <bcannon@gmail.com> parents: 48876 diff changeset	9 from test.test_support import TESTFN, unlink, run_unittest, captured_output
41617 615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	10 from test.test_pep352 import ignore_message_warning
19437 5fec1c9a21ea Turn OverflowWarning into an error locally, in order to make the Guido van Rossum <guido@python.org> parents: 19239 diff changeset	11
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	12 # XXX This is not really enough, each operation should be tested!
74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	13
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	14 class ExceptionTests(unittest.TestCase):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	15
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	16 def testReload(self):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	17 # Reloading the built-in exceptions module failed prior to Py2.2, while it
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	18 # should act the same as reloading built-in sys.
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	19 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	20 import exceptions
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	21 reload(exceptions)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	22 except ImportError, e:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	23 self.fail("reloading exceptions: %s" % e)
19239 a08d0e5861cc reload(exceptions) should not raise an ImportError, but should act Barry Warsaw <barry@python.org> parents: 16398 diff changeset	24
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	25 def raise_catch(self, exc, excname):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	26 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	27 raise exc, "spam"
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	28 except exc, err:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	29 buf1 = str(err)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	30 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	31 raise exc("spam")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	32 except exc, err:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	33 buf2 = str(err)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	34 self.assertEquals(buf1, buf2)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	35 self.assertEquals(exc.__name__, excname)
12969 e6b407ba4715 add minimal test of exception use. verify that each exception can be Jeremy Hylton <jeremy@alum.mit.edu> parents: 12758 diff changeset	36
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	37 def testRaising(self):
38517 d2ae580880b4 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 38511 diff changeset	38 self.raise_catch(AttributeError, "AttributeError")
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	39 self.assertRaises(AttributeError, getattr, sys, "undefined_attribute")
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	40
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	41 self.raise_catch(EOFError, "EOFError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	42 fp = open(TESTFN, 'w')
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	43 fp.close()
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	44 fp = open(TESTFN, 'r')
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	45 savestdin = sys.stdin
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	46 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	47 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	48 sys.stdin = fp
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	49 x = raw_input()
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	50 except EOFError:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	51 pass
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	52 finally:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	53 sys.stdin = savestdin
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	54 fp.close()
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	55 unlink(TESTFN)
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	56
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	57 self.raise_catch(IOError, "IOError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	58 self.assertRaises(IOError, open, 'this file does not exist', 'r')
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	59
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	60 self.raise_catch(ImportError, "ImportError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	61 self.assertRaises(ImportError, __import__, "undefined_module")
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	62
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	63 self.raise_catch(IndexError, "IndexError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	64 x = []
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	65 self.assertRaises(IndexError, x.__getitem__, 10)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	66
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	67 self.raise_catch(KeyError, "KeyError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	68 x = {}
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	69 self.assertRaises(KeyError, x.__getitem__, 'key')
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	70
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	71 self.raise_catch(KeyboardInterrupt, "KeyboardInterrupt")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	72
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	73 self.raise_catch(MemoryError, "MemoryError")
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	74
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	75 self.raise_catch(NameError, "NameError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	76 try: x = undefined_variable
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	77 except NameError: pass
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	78
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	79 self.raise_catch(OverflowError, "OverflowError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	80 x = 1
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	81 for dummy in range(128):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	82 x += x # this simply shouldn't blow up
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	83
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	84 self.raise_catch(RuntimeError, "RuntimeError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	85
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	86 self.raise_catch(SyntaxError, "SyntaxError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	87 try: exec '/\n'
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	88 except SyntaxError: pass
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	89
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	90 self.raise_catch(IndentationError, "IndentationError")
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	91
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	92 self.raise_catch(TabError, "TabError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	93 # can only be tested under -tt, and is the only test for -tt
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	94 #try: compile("try:\n\t1/0\n \t1/0\nfinally:\n pass\n", '<string>', 'exec')
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	95 #except TabError: pass
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	96 #else: self.fail("TabError not raised")
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	97
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	98 self.raise_catch(SystemError, "SystemError")
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	99
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	100 self.raise_catch(SystemExit, "SystemExit")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	101 self.assertRaises(SystemExit, sys.exit, 0)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	102
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	103 self.raise_catch(TypeError, "TypeError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	104 try: [] + ()
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	105 except TypeError: pass
14472 f6b86e2dc55b Add test cases to make sure we get the right SyntaxError message for Fred Drake <fdrake@acm.org> parents: 14342 diff changeset	106
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	107 self.raise_catch(ValueError, "ValueError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	108 self.assertRaises(ValueError, chr, 10000)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	109
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	110 self.raise_catch(ZeroDivisionError, "ZeroDivisionError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	111 try: x = 1/0
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	112 except ZeroDivisionError: pass
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	113
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	114 self.raise_catch(Exception, "Exception")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	115 try: x = 1/0
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	116 except Exception, e: pass
14472 f6b86e2dc55b Add test cases to make sure we get the right SyntaxError message for Fred Drake <fdrake@acm.org> parents: 14342 diff changeset	117
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	118 def testSyntaxErrorMessage(self):
38541 f37e67bd4393 Convert docstrings to comments so regrtest -v prints method names Neal Norwitz <nnorwitz@gmail.com> parents: 38535 diff changeset	119 # make sure the right exception message is raised for each of
f37e67bd4393 Convert docstrings to comments so regrtest -v prints method names Neal Norwitz <nnorwitz@gmail.com> parents: 38535 diff changeset	120 # these code fragments
14472 f6b86e2dc55b Add test cases to make sure we get the right SyntaxError message for Fred Drake <fdrake@acm.org> parents: 14342 diff changeset	121
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	122 def ckmsg(src, msg):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	123 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	124 compile(src, '<fragment>', 'exec')
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	125 except SyntaxError, e:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	126 if e.msg != msg:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	127 self.fail("expected %s, got %s" % (msg, e.msg))
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	128 else:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	129 self.fail("failed to get expected SyntaxError")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	130
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	131 s = '''while 1:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	132 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	133 pass
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	134 finally:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	135 continue'''
13539 feab677269e0 Create two new exceptions: IndentationError and TabError. These are Fred Drake <fdrake@acm.org> parents: 12969 diff changeset	136
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	137 if not sys.platform.startswith('java'):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	138 ckmsg(s, "'continue' not supported inside 'finally' clause")
13539 feab677269e0 Create two new exceptions: IndentationError and TabError. These are Fred Drake <fdrake@acm.org> parents: 12969 diff changeset	139
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	140 s = '''if 1:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	141 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	142 continue
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	143 except:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	144 pass'''
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	145
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	146 ckmsg(s, "'continue' not properly in loop")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	147 ckmsg("continue\n", "'continue' not properly in loop")
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	148
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	149 def testSettingException(self):
38541 f37e67bd4393 Convert docstrings to comments so regrtest -v prints method names Neal Norwitz <nnorwitz@gmail.com> parents: 38535 diff changeset	150 # test that setting an exception at the C level works even if the
f37e67bd4393 Convert docstrings to comments so regrtest -v prints method names Neal Norwitz <nnorwitz@gmail.com> parents: 38535 diff changeset	151 # exception object can't be constructed.
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	152
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	153 class BadException:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	154 def __init__(self_):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	155 raise RuntimeError, "can't instantiate BadException"
653 74942ec70430 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	156
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	157 def test_capi1():
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	158 import _testcapi
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	159 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	160 _testcapi.raise_exception(BadException, 1)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	161 except TypeError, err:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	162 exc, err, tb = sys.exc_info()
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	163 co = tb.tb_frame.f_code
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	164 self.assertEquals(co.co_name, "test_capi1")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	165 self.assert_(co.co_filename.endswith('test_exceptions'+os.extsep+'py'))
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	166 else:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	167 self.fail("Expected exception")
20117 e026f517f655 Add tests for new PyErr_NormalizeException() behavior Jeremy Hylton <jeremy@alum.mit.edu> parents: 19437 diff changeset	168
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	169 def test_capi2():
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	170 import _testcapi
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	171 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	172 _testcapi.raise_exception(BadException, 0)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	173 except RuntimeError, err:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	174 exc, err, tb = sys.exc_info()
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	175 co = tb.tb_frame.f_code
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	176 self.assertEquals(co.co_name, "__init__")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	177 self.assert_(co.co_filename.endswith('test_exceptions'+os.extsep+'py'))
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	178 co2 = tb.tb_frame.f_back.f_code
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	179 self.assertEquals(co2.co_name, "test_capi2")
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	180 else:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	181 self.fail("Expected exception")
20117 e026f517f655 Add tests for new PyErr_NormalizeException() behavior Jeremy Hylton <jeremy@alum.mit.edu> parents: 19437 diff changeset	182
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	183 if not sys.platform.startswith('java'):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	184 test_capi1()
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	185 test_capi2()
38431 4c0823f0a0a1 Conversion of exceptions over from faked-up classes to new-style C types. Richard Jones <richard@commonground.com.au> parents: 36751 diff changeset	186
40209 988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	187 def test_WindowsError(self):
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	188 try:
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	189 WindowsError
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	190 except NameError:
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	191 pass
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	192 else:
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	193 self.failUnlessEqual(str(WindowsError(1001)),
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	194 "1001")
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	195 self.failUnlessEqual(str(WindowsError(1001, "message")),
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	196 "[Error 1001] message")
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	197 self.failUnlessEqual(WindowsError(1001, "message").errno, 22)
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	198 self.failUnlessEqual(WindowsError(1001, "message").winerror, 1001)
988d95ff1fdb WindowsError.str should display the windows error code, Thomas Heller <theller@ctypes.org> parents: 39924 diff changeset	199
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	200 def testAttributes(self):
38541 f37e67bd4393 Convert docstrings to comments so regrtest -v prints method names Neal Norwitz <nnorwitz@gmail.com> parents: 38535 diff changeset	201 # test that exception attributes are happy
38517 d2ae580880b4 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 38511 diff changeset	202
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	203 exceptionList = [
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	204 (BaseException, (), {'message' : '', 'args' : ()}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	205 (BaseException, (1, ), {'message' : 1, 'args' : (1,)}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	206 (BaseException, ('foo',),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	207 {'message' : 'foo', 'args' : ('foo',)}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	208 (BaseException, ('foo', 1),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	209 {'message' : '', 'args' : ('foo', 1)}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	210 (SystemExit, ('foo',),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	211 {'message' : 'foo', 'args' : ('foo',), 'code' : 'foo'}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	212 (IOError, ('foo',),
39924 e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	213 {'message' : 'foo', 'args' : ('foo',), 'filename' : None,
e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	214 'errno' : None, 'strerror' : None}),
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	215 (IOError, ('foo', 'bar'),
39924 e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	216 {'message' : '', 'args' : ('foo', 'bar'), 'filename' : None,
e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	217 'errno' : 'foo', 'strerror' : 'bar'}),
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	218 (IOError, ('foo', 'bar', 'baz'),
39924 e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	219 {'message' : '', 'args' : ('foo', 'bar'), 'filename' : 'baz',
e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	220 'errno' : 'foo', 'strerror' : 'bar'}),
e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	221 (IOError, ('foo', 'bar', 'baz', 'quux'),
e1ab4653ebc0 Bug #1566800: make sure that EnvironmentError can be called with any Georg Brandl <georg@python.org> parents: 39818 diff changeset	222 {'message' : '', 'args' : ('foo', 'bar', 'baz', 'quux')}),
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	223 (EnvironmentError, ('errnoStr', 'strErrorStr', 'filenameStr'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	224 {'message' : '', 'args' : ('errnoStr', 'strErrorStr'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	225 'strerror' : 'strErrorStr', 'errno' : 'errnoStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	226 'filename' : 'filenameStr'}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	227 (EnvironmentError, (1, 'strErrorStr', 'filenameStr'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	228 {'message' : '', 'args' : (1, 'strErrorStr'), 'errno' : 1,
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	229 'strerror' : 'strErrorStr', 'filename' : 'filenameStr'}),
40987 9dd86ead51c3 Add a test for instantiating SyntaxError with no arguments. Brett Cannon <bcannon@gmail.com> parents: 40725 diff changeset	230 (SyntaxError, (), {'message' : '', 'msg' : None, 'text' : None,
9dd86ead51c3 Add a test for instantiating SyntaxError with no arguments. Brett Cannon <bcannon@gmail.com> parents: 40725 diff changeset	231 'filename' : None, 'lineno' : None, 'offset' : None,
9dd86ead51c3 Add a test for instantiating SyntaxError with no arguments. Brett Cannon <bcannon@gmail.com> parents: 40725 diff changeset	232 'print_file_and_line' : None}),
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	233 (SyntaxError, ('msgStr',),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	234 {'message' : 'msgStr', 'args' : ('msgStr',), 'text' : None,
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	235 'print_file_and_line' : None, 'msg' : 'msgStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	236 'filename' : None, 'lineno' : None, 'offset' : None}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	237 (SyntaxError, ('msgStr', ('filenameStr', 'linenoStr', 'offsetStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	238 'textStr')),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	239 {'message' : '', 'offset' : 'offsetStr', 'text' : 'textStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	240 'args' : ('msgStr', ('filenameStr', 'linenoStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	241 'offsetStr', 'textStr')),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	242 'print_file_and_line' : None, 'msg' : 'msgStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	243 'filename' : 'filenameStr', 'lineno' : 'linenoStr'}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	244 (SyntaxError, ('msgStr', 'filenameStr', 'linenoStr', 'offsetStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	245 'textStr', 'print_file_and_lineStr'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	246 {'message' : '', 'text' : None,
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	247 'args' : ('msgStr', 'filenameStr', 'linenoStr', 'offsetStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	248 'textStr', 'print_file_and_lineStr'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	249 'print_file_and_line' : None, 'msg' : 'msgStr',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	250 'filename' : None, 'lineno' : None, 'offset' : None}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	251 (UnicodeError, (), {'message' : '', 'args' : (),}),
39781 cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	252 (UnicodeEncodeError, ('ascii', u'a', 0, 1, 'ordinal not in range'),
cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	253 {'message' : '', 'args' : ('ascii', u'a', 0, 1,
cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	254 'ordinal not in range'),
cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	255 'encoding' : 'ascii', 'object' : u'a',
cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	256 'start' : 0, 'reason' : 'ordinal not in range'}),
cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	257 (UnicodeDecodeError, ('ascii', '\xff', 0, 1, 'ordinal not in range'),
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	258 {'message' : '', 'args' : ('ascii', '\xff', 0, 1,
39781 cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	259 'ordinal not in range'),
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	260 'encoding' : 'ascii', 'object' : '\xff',
39781 cb883e7e0b7e Bug #1542051: Exceptions now correctly call PyObject_GC_UnTrack. Georg Brandl <georg@python.org> parents: 38904 diff changeset	261 'start' : 0, 'reason' : 'ordinal not in range'}),
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	262 (UnicodeTranslateError, (u"\u3042", 0, 1, "ouch"),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	263 {'message' : '', 'args' : (u'\u3042', 0, 1, 'ouch'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	264 'object' : u'\u3042', 'reason' : 'ouch',
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	265 'start' : 0, 'end' : 1}),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	266 ]
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	267 try:
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	268 exceptionList.append(
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	269 (WindowsError, (1, 'strErrorStr', 'filenameStr'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	270 {'message' : '', 'args' : (1, 'strErrorStr'),
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	271 'strerror' : 'strErrorStr', 'winerror' : 1,
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	272 'errno' : 22, 'filename' : 'filenameStr'})
cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	273 )
38638 ea9966c88657 SF patch 1501987: Remove randomness from test_exceptions, Tim Peters <tim.peters@gmail.com> parents: 38542 diff changeset	274 except NameError:
ea9966c88657 SF patch 1501987: Remove randomness from test_exceptions, Tim Peters <tim.peters@gmail.com> parents: 38542 diff changeset	275 pass
38506 0aba63ff7f73 Add a test case for exception pickling. args is never NULL. Georg Brandl <georg@python.org> parents: 38431 diff changeset	276
49099 ff96a313cd1c warnings.catch_warnings() now returns a list or None instead of the custom Brett Cannon <bcannon@gmail.com> parents: 48876 diff changeset	277 with warnings.catch_warnings():
41617 615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	278 ignore_message_warning()
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	279 for exc, args, expected in exceptionList:
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	280 try:
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	281 raise exc(*args)
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	282 except BaseException, e:
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	283 if type(e) is not exc:
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	284 raise
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	285 # Verify module name
42688 62eee79de923 Revert accidental checkins from last commit. Georg Brandl <georg@python.org> parents: 42687 diff changeset	286 self.assertEquals(type(e).__module__, 'exceptions')
41617 615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	287 # Verify no ref leaks in Exc_str()
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	288 s = str(e)
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	289 for checkArgName in expected:
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	290 self.assertEquals(repr(getattr(e, checkArgName)),
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	291 repr(expected[checkArgName]),
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	292 'exception "%s", attribute "%s"' %
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	293 (repr(e), checkArgName))
38517 d2ae580880b4 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 38511 diff changeset	294
41617 615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	295 # test for pickling support
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	296 for p in pickle, cPickle:
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	297 for protocol in range(p.HIGHEST_PROTOCOL + 1):
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	298 new = p.loads(p.dumps(e, protocol))
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	299 for checkArgName in expected:
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	300 got = repr(getattr(new, checkArgName))
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	301 want = repr(expected[checkArgName])
615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	302 self.assertEquals(got, want,
43758 6e491d12765c Add a missing quotation mark. Brett Cannon <bcannon@gmail.com> parents: 42688 diff changeset	303 'pickled "%r", attribute "%s"' %
41617 615795d52b9f Deprecate BaseException.message as per PEP 352. Brett Cannon <bcannon@gmail.com> parents: 40987 diff changeset	304 (e, checkArgName))
38508 99564e62aea9 Disallow keyword args for exceptions. Georg Brandl <georg@python.org> parents: 38506 diff changeset	305
56014 8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	306
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	307 def testDeprecatedMessageAttribute(self):
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	308 # Accessing BaseException.message and relying on its value set by
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	309 # BaseException.__init__ triggers a deprecation warning.
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	310 exc = BaseException("foo")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	311 with warnings.catch_warnings(record=True) as w:
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	312 self.assertEquals(exc.message, "foo")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	313 self.assertEquals(len(w), 1)
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	314 self.assertEquals(w[0].category, DeprecationWarning)
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	315 self.assertEquals(
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	316 str(w[0].message),
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	317 "BaseException.message has been deprecated as of Python 2.6")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	318
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	319
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	320 def testRegularMessageAttribute(self):
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	321 # Accessing BaseException.message after explicitly setting a value
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	322 # for it does not trigger a deprecation warning.
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	323 exc = BaseException("foo")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	324 exc.message = "bar"
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	325 with warnings.catch_warnings(record=True) as w:
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	326 self.assertEquals(exc.message, "bar")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	327 self.assertEquals(len(w), 0)
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	328 # Deleting the message is supported, too.
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	329 del exc.message
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	330 self.assertRaises(AttributeError, getattr, exc, "message")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	331
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	332 def testPickleMessageAttribute(self):
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	333 # Pickling with message attribute must work, as well.
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	334 e = Exception("foo")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	335 f = Exception("foo")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	336 f.message = "bar"
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	337 for p in pickle, cPickle:
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	338 ep = p.loads(p.dumps(e))
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	339 with warnings.catch_warnings():
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	340 ignore_message_warning()
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	341 self.assertEqual(ep.message, "foo")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	342 fp = p.loads(p.dumps(f))
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	343 self.assertEqual(fp.message, "bar")
8ab304034021 Merged revisions 74845 via svnmerge from Georg Brandl <georg@python.org> parents: 49099 diff changeset	344
40725 2d8239abfa60 Add a test for slicing an exception. Brett Cannon <bcannon@gmail.com> parents: 40454 diff changeset	345 def testSlicing(self):
2d8239abfa60 Add a test for slicing an exception. Brett Cannon <bcannon@gmail.com> parents: 40454 diff changeset	346 # Test that you can slice an exception directly instead of requiring
2d8239abfa60 Add a test for slicing an exception. Brett Cannon <bcannon@gmail.com> parents: 40454 diff changeset	347 # going through the 'args' attribute.
2d8239abfa60 Add a test for slicing an exception. Brett Cannon <bcannon@gmail.com> parents: 40454 diff changeset	348 args = (1, 2, 3)
2d8239abfa60 Add a test for slicing an exception. Brett Cannon <bcannon@gmail.com> parents: 40454 diff changeset	349 exc = BaseException(*args)
2d8239abfa60 Add a test for slicing an exception. Brett Cannon <bcannon@gmail.com> parents: 40454 diff changeset	350 self.failUnlessEqual(exc[:], args)
2d8239abfa60 Add a test for slicing an exception. Brett Cannon <bcannon@gmail.com> parents: 40454 diff changeset	351
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	352 def testKeywordArgs(self):
38541 f37e67bd4393 Convert docstrings to comments so regrtest -v prints method names Neal Norwitz <nnorwitz@gmail.com> parents: 38535 diff changeset	353 # test that builtin exception don't take keyword args,
f37e67bd4393 Convert docstrings to comments so regrtest -v prints method names Neal Norwitz <nnorwitz@gmail.com> parents: 38535 diff changeset	354 # but user-defined subclasses can if they want
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	355 self.assertRaises(TypeError, BaseException, a=1)
38535 cf677e978852 Some code style tweaks, and remove apply. Georg Brandl <georg@python.org> parents: 38517 diff changeset	356
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	357 class DerivedException(BaseException):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	358 def __init__(self, fancy_arg):
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	359 BaseException.__init__(self)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	360 self.fancy_arg = fancy_arg
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	361
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	362 x = DerivedException(fancy_arg=42)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	363 self.assertEquals(x.fancy_arg, 42)
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	364
38904 506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	365 def testInfiniteRecursion(self):
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	366 def f():
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	367 return f()
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	368 self.assertRaises(RuntimeError, f)
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	369
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	370 def g():
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	371 try:
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	372 return g()
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	373 except ValueError:
506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	374 return -1
48876 d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	375
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	376 # The test prints an unraisable recursion error when
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	377 # doing "except ValueError", this is because subclass
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	378 # checking has recursion checking too.
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	379 with captured_output("stderr"):
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	380 try:
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	381 g()
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	382 except RuntimeError:
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	383 pass
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	384 except:
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	385 self.fail("Should have raised KeyError")
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	386 else:
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	387 self.fail("Should have raised KeyError")
38904 506c76847ec7 Fix for an obscure bug introduced by revs 46806 and 46808, with a test. Armin Rigo <arigo@tunes.org> parents: 38638 diff changeset	388
39818 c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	389 def testUnicodeStrUsage(self):
c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	390 # Make sure both instances and classes have a str and unicode
c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	391 # representation.
c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	392 self.failUnless(str(Exception))
c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	393 self.failUnless(unicode(Exception))
c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	394 self.failUnless(str(Exception('a')))
c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	395 self.failUnless(unicode(Exception(u'a')))
47914 1bc543944daa Issue 2517: Allow unicode messages in Exceptions again by correctly bypassing the instance dictionary when looking up __unicode__ on new-style classes Nick Coghlan <ncoghlan@gmail.com> parents: 43758 diff changeset	396 self.failUnless(unicode(Exception(u'\xe1')))
39818 c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	397
48107 0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	398 def test_badisinstance(self):
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	399 # Bug #2542: if issubclass(e, MyException) raises an exception,
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	400 # it should be ignored
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	401 class Meta(type):
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	402 def __subclasscheck__(cls, subclass):
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	403 raise ValueError()
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	404
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	405 class MyException(Exception):
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	406 __metaclass__ = Meta
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	407 pass
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	408
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	409 with captured_output("stderr") as stderr:
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	410 try:
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	411 raise KeyError()
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	412 except MyException, e:
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	413 self.fail("exception should not be a MyException")
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	414 except KeyError:
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	415 pass
0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	416 except:
48876 d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	417 self.fail("Should have raised KeyError")
48107 0fbddc04aee1 #2542: now that issubclass() may call arbitrary code, Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47914 diff changeset	418 else:
48876 d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	419 self.fail("Should have raised KeyError")
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	420
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	421 with captured_output("stderr") as stderr:
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	422 def g():
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	423 try:
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	424 return g()
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	425 except RuntimeError:
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	426 return sys.exc_info()
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	427 e, v, tb = g()
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	428 self.assert_(e is RuntimeError, e)
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	429 self.assert_("maximum recursion depth exceeded" in str(v), v)
d01c1d768841 Issue #2534: speed up isinstance() and issubclass() by 50-70%, so as to Antoine Pitrou <solipsis@pitrou.net> parents: 48116 diff changeset	430
39818 c2fd978df392 Remove the __unicode__ method from exceptions. Allows unicode() to be called Brett Cannon <bcannon@gmail.com> parents: 39781 diff changeset	431
57928 9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	432
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	433 # Helper class used by TestSameStrAndUnicodeMsg
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	434 class ExcWithOverriddenStr(Exception):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	435 """Subclass of Exception that accepts a keyword 'msg' arg that is
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	436 returned by __str__. 'msg' won't be included in self.args"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	437 def __init__(self, args, *kwargs):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	438 self.msg = kwargs.pop('msg') # msg should always be present
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	439 super(ExcWithOverriddenStr, self).__init__(args, *kwargs)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	440 def __str__(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	441 return self.msg
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	442
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	443
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	444 class TestSameStrAndUnicodeMsg(unittest.TestCase):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	445 """unicode(err) should return the same message of str(err). See #6108"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	446
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	447 def check_same_msg(self, exc, msg):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	448 """Helper function that checks if str(exc) == unicode(exc) == msg"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	449 self.assertEqual(str(exc), msg)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	450 self.assertEqual(str(exc), unicode(exc))
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	451
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	452 def test_builtin_exceptions(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	453 """Check same msg for built-in exceptions"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	454 # These exceptions implement a __str__ method that uses the args
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	455 # to create a better error message. unicode(e) should return the same
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	456 # message.
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	457 exceptions = [
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	458 SyntaxError('invalid syntax', ('<string>', 1, 3, '2+*3')),
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	459 IOError(2, 'No such file or directory'),
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	460 KeyError('both should have the same quotes'),
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	461 UnicodeDecodeError('ascii', '\xc3\xa0', 0, 1,
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	462 'ordinal not in range(128)'),
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	463 UnicodeEncodeError('ascii', u'\u1234', 0, 1,
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	464 'ordinal not in range(128)')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	465 ]
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	466 for exception in exceptions:
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	467 self.assertEqual(str(exception), unicode(exception))
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	468
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	469 def test_0_args(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	470 """Check same msg for Exception with 0 args"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	471 # str() and unicode() on an Exception with no args should return an
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	472 # empty string
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	473 self.check_same_msg(Exception(), '')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	474
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	475 def test_0_args_with_overridden___str__(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	476 """Check same msg for exceptions with 0 args and overridden __str__"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	477 # str() and unicode() on an exception with overridden __str__ that
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	478 # returns an ascii-only string should return the same string
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	479 for msg in ('foo', u'foo'):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	480 self.check_same_msg(ExcWithOverriddenStr(msg=msg), msg)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	481
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	482 # if __str__ returns a non-ascii unicode string str() should fail
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	483 # but unicode() should return the unicode string
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	484 e = ExcWithOverriddenStr(msg=u'f\xf6\xf6') # no args
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	485 self.assertRaises(UnicodeEncodeError, str, e)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	486 self.assertEqual(unicode(e), u'f\xf6\xf6')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	487
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	488 def test_1_arg(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	489 """Check same msg for Exceptions with 1 arg"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	490 for arg in ('foo', u'foo'):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	491 self.check_same_msg(Exception(arg), arg)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	492
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	493 # if __str__ is not overridden and self.args[0] is a non-ascii unicode
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	494 # string, str() should try to return str(self.args[0]) and fail.
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	495 # unicode() should return unicode(self.args[0]) and succeed.
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	496 e = Exception(u'f\xf6\xf6')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	497 self.assertRaises(UnicodeEncodeError, str, e)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	498 self.assertEqual(unicode(e), u'f\xf6\xf6')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	499
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	500 def test_1_arg_with_overridden___str__(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	501 """Check same msg for exceptions with overridden __str__ and 1 arg"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	502 # when __str__ is overridden and __unicode__ is not implemented
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	503 # unicode(e) returns the same as unicode(e.__str__()).
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	504 for msg in ('foo', u'foo'):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	505 self.check_same_msg(ExcWithOverriddenStr('arg', msg=msg), msg)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	506
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	507 # if __str__ returns a non-ascii unicode string, str() should fail
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	508 # but unicode() should succeed.
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	509 e = ExcWithOverriddenStr('arg', msg=u'f\xf6\xf6') # 1 arg
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	510 self.assertRaises(UnicodeEncodeError, str, e)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	511 self.assertEqual(unicode(e), u'f\xf6\xf6')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	512
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	513 def test_many_args(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	514 """Check same msg for Exceptions with many args"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	515 argslist = [
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	516 (3, 'foo'),
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	517 (1, u'foo', 'bar'),
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	518 (4, u'f\xf6\xf6', u'bar', 'baz')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	519 ]
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	520 # both str() and unicode() should return a repr() of the args
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	521 for args in argslist:
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	522 self.check_same_msg(Exception(*args), repr(args))
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	523
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	524 def test_many_args_with_overridden___str__(self):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	525 """Check same msg for exceptions with overridden __str__ and many args"""
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	526 # if __str__ returns an ascii string / ascii unicode string
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	527 # both str() and unicode() should succeed
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	528 for msg in ('foo', u'foo'):
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	529 e = ExcWithOverriddenStr('arg1', u'arg2', u'f\xf6\xf6', msg=msg)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	530 self.check_same_msg(e, msg)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	531
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	532 # if __str__ returns a non-ascii unicode string, str() should fail
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	533 # but unicode() should succeed
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	534 e = ExcWithOverriddenStr('arg1', u'f\xf6\xf6', u'arg3', # 3 args
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	535 msg=u'f\xf6\xf6')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	536 self.assertRaises(UnicodeEncodeError, str, e)
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	537 self.assertEqual(unicode(e), u'f\xf6\xf6')
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	538
9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	539
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	540 def test_main():
57928 9424b84a2ec9 Merged revisions 77045 via svnmerge from Ezio Melotti <ezio.melotti@gmail.com> parents: 56014 diff changeset	541 run_unittest(ExceptionTests, TestSameStrAndUnicodeMsg)
38511 c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	542
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	543 if __name__ == '__main__':
c747ad53e09e Convert test_exceptions to unittest. Georg Brandl <georg@python.org> parents: 38510 diff changeset	544 test_main()

Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_exceptions.py @ 58925:eecf1bef052d 2.6