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Port test_class to unittest. Patch #1671298.
This commit is contained in:
Georg Brandl
parent
ff9b963387
commit
c325556505
2 changed files with 498 additions and 388 deletions
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@ -1,101 +0,0 @@
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test_class
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__init__: ()
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__coerce__: (1,)
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__add__: (1,)
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__coerce__: (1,)
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__radd__: (1,)
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__coerce__: (1,)
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__sub__: (1,)
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__coerce__: (1,)
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__rsub__: (1,)
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__coerce__: (1,)
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__mul__: (1,)
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__coerce__: (1,)
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__rmul__: (1,)
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__coerce__: (1,)
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__div__: (1,)
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__coerce__: (1,)
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__rdiv__: (1,)
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__coerce__: (1,)
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__mod__: (1,)
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__coerce__: (1,)
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__rmod__: (1,)
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__coerce__: (1,)
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__divmod__: (1,)
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__coerce__: (1,)
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__rdivmod__: (1,)
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__coerce__: (1,)
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__pow__: (1,)
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__coerce__: (1,)
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__rpow__: (1,)
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__coerce__: (1,)
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__rshift__: (1,)
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__coerce__: (1,)
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__rrshift__: (1,)
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__coerce__: (1,)
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__lshift__: (1,)
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__coerce__: (1,)
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__rlshift__: (1,)
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__coerce__: (1,)
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__and__: (1,)
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__coerce__: (1,)
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__rand__: (1,)
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__coerce__: (1,)
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__or__: (1,)
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__coerce__: (1,)
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__ror__: (1,)
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__coerce__: (1,)
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__xor__: (1,)
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__coerce__: (1,)
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__rxor__: (1,)
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__contains__: (1,)
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__getitem__: (1,)
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__setitem__: (1, 1)
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__delitem__: (1,)
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__getslice__: (0, 42)
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__setslice__: (0, 42, 'The Answer')
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__delslice__: (0, 42)
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__getitem__: (slice(2, 1024, 10),)
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__setitem__: (slice(2, 1024, 10), 'A lot')
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__delitem__: (slice(2, 1024, 10),)
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__getitem__: ((slice(None, 42, None), Ellipsis, slice(None, 24, None), 24, 100),)
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__setitem__: ((slice(None, 42, None), Ellipsis, slice(None, 24, None), 24, 100), 'Strange')
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__delitem__: ((slice(None, 42, None), Ellipsis, slice(None, 24, None), 24, 100),)
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__getitem__: (slice(0, 42, None),)
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__setitem__: (slice(0, 42, None), 'The Answer')
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__delitem__: (slice(0, 42, None),)
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__neg__: ()
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__pos__: ()
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__abs__: ()
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__int__: ()
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__long__: ()
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__float__: ()
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__oct__: ()
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__hex__: ()
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__hash__: ()
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__repr__: ()
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__str__: ()
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__coerce__: (1,)
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__cmp__: (1,)
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__del__: ()
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__getattr__: ('spam',)
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__setattr__: ('eggs', 'spam, spam, spam and ham')
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__delattr__: ('cardinal',)
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@ -1,6 +1,9 @@
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"Test the functionality of Python classes implementing operators."
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from test.test_support import TestFailed
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import unittest
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import sys
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from test import test_support
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testmeths = [
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@ -64,55 +67,62 @@ testmeths = [
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# "setattr",
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# "delattr",
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callLst = []
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def trackCall(f):
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def track(*args, **kwargs):
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callLst.append((f.__name__, args))
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return f(*args, **kwargs)
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return track
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class AllTests:
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trackCall = trackCall
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@trackCall
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def __coerce__(self, *args):
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print "__coerce__:", args
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return (self,) + args
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@trackCall
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def __hash__(self, *args):
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print "__hash__:", args
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return hash(id(self))
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@trackCall
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def __str__(self, *args):
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print "__str__:", args
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return "AllTests"
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@trackCall
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def __repr__(self, *args):
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print "__repr__:", args
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return "AllTests"
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@trackCall
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def __int__(self, *args):
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print "__int__:", args
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return 1
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@trackCall
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def __float__(self, *args):
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print "__float__:", args
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return 1.0
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@trackCall
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def __long__(self, *args):
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print "__long__:", args
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return 1L
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@trackCall
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def __oct__(self, *args):
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print "__oct__:", args
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return '01'
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@trackCall
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def __hex__(self, *args):
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print "__hex__:", args
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return '0x1'
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@trackCall
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def __cmp__(self, *args):
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print "__cmp__:", args
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return 0
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def __del__(self, *args):
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print "__del__:", args
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# Synthesize AllTests methods from the names in testmeths.
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# Synthesize all the other AllTests methods from the names in testmeths.
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method_template = """\
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@trackCall
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def __%(method)s__(self, *args):
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print "__%(method)s__:", args
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pass
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"""
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for method in testmeths:
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@ -120,293 +130,494 @@ for method in testmeths:
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del method, method_template
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# this also tests __init__ of course.
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testme = AllTests()
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class ClassTests(unittest.TestCase):
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def setUp(self):
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callLst[:] = []
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# Binary operations
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def assertCallStack(self, expected_calls):
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actualCallList = callLst[:] # need to copy because the comparison below will add
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# additional calls to callLst
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if expected_calls != actualCallList:
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self.fail("Expected call list:\n %s\ndoes not match actual call list\n %s" %
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(expected_calls, actualCallList))
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testme + 1
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1 + testme
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def testInit(self):
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foo = AllTests()
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self.assertCallStack([("__init__", (foo,))])
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testme - 1
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1 - testme
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def testBinaryOps(self):
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testme = AllTests()
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# Binary operations
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testme * 1
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1 * testme
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callLst[:] = []
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testme + 1
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self.assertCallStack([("__coerce__", (testme, 1)), ("__add__", (testme, 1))])
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if 1/2 == 0:
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testme / 1
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1 / testme
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else:
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# True division is in effect, so "/" doesn't map to __div__ etc; but
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# the canned expected-output file requires that __div__ etc get called.
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testme.__coerce__(1)
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testme.__div__(1)
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testme.__coerce__(1)
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testme.__rdiv__(1)
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callLst[:] = []
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1 + testme
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self.assertCallStack([("__coerce__", (testme, 1)), ("__radd__", (testme, 1))])
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testme % 1
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1 % testme
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callLst[:] = []
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testme - 1
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self.assertCallStack([("__coerce__", (testme, 1)), ("__sub__", (testme, 1))])
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divmod(testme,1)
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divmod(1, testme)
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callLst[:] = []
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1 - testme
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self.assertCallStack([("__coerce__", (testme, 1)), ("__rsub__", (testme, 1))])
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testme ** 1
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1 ** testme
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callLst[:] = []
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testme * 1
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self.assertCallStack([("__coerce__", (testme, 1)), ("__mul__", (testme, 1))])
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testme >> 1
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1 >> testme
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callLst[:] = []
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1 * testme
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self.assertCallStack([("__coerce__", (testme, 1)), ("__rmul__", (testme, 1))])
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testme << 1
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1 << testme
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if 1/2 == 0:
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callLst[:] = []
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testme / 1
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self.assertCallStack([("__coerce__", (testme, 1)), ("__div__", (testme, 1))])
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testme & 1
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1 & testme
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testme | 1
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1 | testme
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callLst[:] = []
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1 / testme
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self.assertCallStack([("__coerce__", (testme, 1)), ("__rdiv__", (testme, 1))])
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testme ^ 1
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1 ^ testme
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callLst[:] = []
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testme % 1
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self.assertCallStack([("__coerce__", (testme, 1)), ("__mod__", (testme, 1))])
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callLst[:] = []
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1 % testme
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self.assertCallStack([("__coerce__", (testme, 1)), ("__rmod__", (testme, 1))])
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# List/dict operations
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class Empty: pass
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callLst[:] = []
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divmod(testme,1)
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self.assertCallStack([("__coerce__", (testme, 1)), ("__divmod__", (testme, 1))])
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try:
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1 in Empty()
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print 'failed, should have raised TypeError'
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except TypeError:
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pass
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callLst[:] = []
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divmod(1, testme)
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self.assertCallStack([("__coerce__", (testme, 1)), ("__rdivmod__", (testme, 1))])
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1 in testme
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callLst[:] = []
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testme ** 1
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self.assertCallStack([("__coerce__", (testme, 1)), ("__pow__", (testme, 1))])
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testme[1]
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testme[1] = 1
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del testme[1]
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testme[:42]
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testme[:42] = "The Answer"
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del testme[:42]
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testme[2:1024:10]
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testme[2:1024:10] = "A lot"
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del testme[2:1024:10]
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testme[:42, ..., :24:, 24, 100]
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testme[:42, ..., :24:, 24, 100] = "Strange"
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del testme[:42, ..., :24:, 24, 100]
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# Now remove the slice hooks to see if converting normal slices to slice
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# object works.
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del AllTests.__getslice__
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del AllTests.__setslice__
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del AllTests.__delslice__
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import sys
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if sys.platform[:4] != 'java':
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testme[:42]
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testme[:42] = "The Answer"
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del testme[:42]
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else:
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# This works under Jython, but the actual slice values are
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# different.
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print "__getitem__: (slice(0, 42, None),)"
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print "__setitem__: (slice(0, 42, None), 'The Answer')"
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print "__delitem__: (slice(0, 42, None),)"
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# Unary operations
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-testme
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+testme
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abs(testme)
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int(testme)
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long(testme)
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float(testme)
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oct(testme)
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hex(testme)
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# And the rest...
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hash(testme)
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repr(testme)
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str(testme)
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testme == 1
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testme < 1
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testme > 1
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testme <> 1
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testme != 1
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1 == testme
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1 < testme
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1 > testme
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1 <> testme
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1 != testme
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# This test has to be last (duh.)
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del testme
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if sys.platform[:4] == 'java':
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import java
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java.lang.System.gc()
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# Interfering tests
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class ExtraTests:
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def __getattr__(self, *args):
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print "__getattr__:", args
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return "SomeVal"
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def __setattr__(self, *args):
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print "__setattr__:", args
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def __delattr__(self, *args):
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print "__delattr__:", args
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testme = ExtraTests()
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testme.spam
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testme.eggs = "spam, spam, spam and ham"
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del testme.cardinal
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# return values of some method are type-checked
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class BadTypeClass:
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def __int__(self):
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return None
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__float__ = __int__
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__long__ = __int__
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__str__ = __int__
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__repr__ = __int__
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__oct__ = __int__
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__hex__ = __int__
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def check_exc(stmt, exception):
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"""Raise TestFailed if executing 'stmt' does not raise 'exception'
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"""
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try:
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exec stmt
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except exception:
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pass
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else:
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raise TestFailed, "%s should raise %s" % (stmt, exception)
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check_exc("int(BadTypeClass())", TypeError)
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check_exc("float(BadTypeClass())", TypeError)
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check_exc("long(BadTypeClass())", TypeError)
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check_exc("str(BadTypeClass())", TypeError)
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check_exc("repr(BadTypeClass())", TypeError)
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check_exc("oct(BadTypeClass())", TypeError)
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check_exc("hex(BadTypeClass())", TypeError)
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# mixing up ints and longs is okay
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class IntLongMixClass:
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def __int__(self):
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return 0L
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def __long__(self):
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return 0
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try:
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int(IntLongMixClass())
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except TypeError:
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raise TestFailed, "TypeError should not be raised"
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try:
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long(IntLongMixClass())
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except TypeError:
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raise TestFailed, "TypeError should not be raised"
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# Test correct errors from hash() on objects with comparisons but no __hash__
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class C0:
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pass
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hash(C0()) # This should work; the next two should raise TypeError
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class C1:
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def __cmp__(self, other): return 0
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check_exc("hash(C1())", TypeError)
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class C2:
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def __eq__(self, other): return 1
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check_exc("hash(C2())", TypeError)
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# Test for SF bug 532646
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class A:
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pass
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A.__call__ = A()
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a = A()
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try:
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a() # This should not segfault
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except RuntimeError:
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pass
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else:
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raise TestFailed, "how could this not have overflowed the stack?"
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# Tests for exceptions raised in instance_getattr2().
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def booh(self):
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raise AttributeError, "booh"
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class A:
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a = property(booh)
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try:
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A().a # Raised AttributeError: A instance has no attribute 'a'
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except AttributeError, x:
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if str(x) != "booh":
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print "attribute error for A().a got masked:", str(x)
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class E:
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__eq__ = property(booh)
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E() == E() # In debug mode, caused a C-level assert() to fail
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|
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class I:
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__init__ = property(booh)
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try:
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I() # In debug mode, printed XXX undetected error and raises AttributeError
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except AttributeError, x:
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pass
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else:
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print "attribute error for I.__init__ got masked"
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# Test comparison and hash of methods
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class A:
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def __init__(self, x):
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self.x = x
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def f(self):
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pass
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def g(self):
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pass
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def __eq__(self, other):
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return self.x == other.x
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def __hash__(self):
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return self.x
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class B(A):
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pass
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a1 = A(1)
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a2 = A(2)
|
||||
assert a1.f == a1.f
|
||||
assert a1.f != a2.f
|
||||
assert a1.f != a1.g
|
||||
assert a1.f == A(1).f
|
||||
assert hash(a1.f) == hash(a1.f)
|
||||
assert hash(a1.f) == hash(A(1).f)
|
||||
|
||||
assert A.f != a1.f
|
||||
assert A.f != A.g
|
||||
assert B.f == A.f
|
||||
assert hash(B.f) == hash(A.f)
|
||||
|
||||
# the following triggers a SystemError in 2.4
|
||||
a = A(hash(A.f.im_func)^(-1))
|
||||
hash(a.f)
|
||||
callLst[:] = []
|
||||
1 ** testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__rpow__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme >> 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__rshift__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
1 >> testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__rrshift__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme << 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__lshift__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
1 << testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__rlshift__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme & 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__and__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
1 & testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__rand__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme | 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__or__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
1 | testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__ror__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme ^ 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__xor__", (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
1 ^ testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ("__rxor__", (testme, 1))])
|
||||
|
||||
def testListAndDictOps(self):
|
||||
testme = AllTests()
|
||||
|
||||
# List/dict operations
|
||||
|
||||
class Empty: pass
|
||||
|
||||
try:
|
||||
1 in Empty()
|
||||
self.fail('failed, should have raised TypeError')
|
||||
except TypeError:
|
||||
pass
|
||||
|
||||
callLst[:] = []
|
||||
1 in testme
|
||||
self.assertCallStack([('__contains__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[1]
|
||||
self.assertCallStack([('__getitem__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[1] = 1
|
||||
self.assertCallStack([('__setitem__', (testme, 1, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
del testme[1]
|
||||
self.assertCallStack([('__delitem__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[:42]
|
||||
self.assertCallStack([('__getslice__', (testme, 0, 42))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[:42] = "The Answer"
|
||||
self.assertCallStack([('__setslice__', (testme, 0, 42, "The Answer"))])
|
||||
|
||||
callLst[:] = []
|
||||
del testme[:42]
|
||||
self.assertCallStack([('__delslice__', (testme, 0, 42))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[2:1024:10]
|
||||
self.assertCallStack([('__getitem__', (testme, slice(2, 1024, 10)))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[2:1024:10] = "A lot"
|
||||
self.assertCallStack([('__setitem__', (testme, slice(2, 1024, 10),
|
||||
"A lot"))])
|
||||
callLst[:] = []
|
||||
del testme[2:1024:10]
|
||||
self.assertCallStack([('__delitem__', (testme, slice(2, 1024, 10)))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[:42, ..., :24:, 24, 100]
|
||||
self.assertCallStack([('__getitem__', (testme, (slice(None, 42, None),
|
||||
Ellipsis,
|
||||
slice(None, 24, None),
|
||||
24, 100)))])
|
||||
callLst[:] = []
|
||||
testme[:42, ..., :24:, 24, 100] = "Strange"
|
||||
self.assertCallStack([('__setitem__', (testme, (slice(None, 42, None),
|
||||
Ellipsis,
|
||||
slice(None, 24, None),
|
||||
24, 100), "Strange"))])
|
||||
callLst[:] = []
|
||||
del testme[:42, ..., :24:, 24, 100]
|
||||
self.assertCallStack([('__delitem__', (testme, (slice(None, 42, None),
|
||||
Ellipsis,
|
||||
slice(None, 24, None),
|
||||
24, 100)))])
|
||||
|
||||
# Now remove the slice hooks to see if converting normal slices to
|
||||
# slice object works.
|
||||
|
||||
getslice = AllTests.__getslice__
|
||||
del AllTests.__getslice__
|
||||
setslice = AllTests.__setslice__
|
||||
del AllTests.__setslice__
|
||||
delslice = AllTests.__delslice__
|
||||
del AllTests.__delslice__
|
||||
|
||||
# XXX when using new-style classes the slice testme[:42] produces
|
||||
# slice(None, 42, None) instead of slice(0, 42, None). py3k will have
|
||||
# to change this test.
|
||||
callLst[:] = []
|
||||
testme[:42]
|
||||
self.assertCallStack([('__getitem__', (testme, slice(0, 42, None)))])
|
||||
|
||||
callLst[:] = []
|
||||
testme[:42] = "The Answer"
|
||||
self.assertCallStack([('__setitem__', (testme, slice(0, 42, None),
|
||||
"The Answer"))])
|
||||
callLst[:] = []
|
||||
del testme[:42]
|
||||
self.assertCallStack([('__delitem__', (testme, slice(0, 42, None)))])
|
||||
|
||||
# Restore the slice methods, or the tests will fail with regrtest -R.
|
||||
AllTests.__getslice__ = getslice
|
||||
AllTests.__setslice__ = setslice
|
||||
AllTests.__delslice__ = delslice
|
||||
|
||||
|
||||
def testUnaryOps(self):
|
||||
testme = AllTests()
|
||||
|
||||
callLst[:] = []
|
||||
-testme
|
||||
self.assertCallStack([('__neg__', (testme,))])
|
||||
callLst[:] = []
|
||||
+testme
|
||||
self.assertCallStack([('__pos__', (testme,))])
|
||||
callLst[:] = []
|
||||
abs(testme)
|
||||
self.assertCallStack([('__abs__', (testme,))])
|
||||
callLst[:] = []
|
||||
int(testme)
|
||||
self.assertCallStack([('__int__', (testme,))])
|
||||
callLst[:] = []
|
||||
long(testme)
|
||||
self.assertCallStack([('__long__', (testme,))])
|
||||
callLst[:] = []
|
||||
float(testme)
|
||||
self.assertCallStack([('__float__', (testme,))])
|
||||
callLst[:] = []
|
||||
oct(testme)
|
||||
self.assertCallStack([('__oct__', (testme,))])
|
||||
callLst[:] = []
|
||||
hex(testme)
|
||||
self.assertCallStack([('__hex__', (testme,))])
|
||||
|
||||
|
||||
def testMisc(self):
|
||||
testme = AllTests()
|
||||
|
||||
callLst[:] = []
|
||||
hash(testme)
|
||||
self.assertCallStack([('__hash__', (testme,))])
|
||||
|
||||
callLst[:] = []
|
||||
repr(testme)
|
||||
self.assertCallStack([('__repr__', (testme,))])
|
||||
|
||||
callLst[:] = []
|
||||
str(testme)
|
||||
self.assertCallStack([('__str__', (testme,))])
|
||||
|
||||
callLst[:] = []
|
||||
testme == 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme < 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme > 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme <> 1 # XXX kill this in py3k
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
testme != 1
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (testme, 1))])
|
||||
|
||||
callLst[:] = []
|
||||
1 == testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (1, testme))])
|
||||
|
||||
callLst[:] = []
|
||||
1 < testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (1, testme))])
|
||||
|
||||
callLst[:] = []
|
||||
1 > testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (1, testme))])
|
||||
|
||||
callLst[:] = []
|
||||
1 <> testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (1, testme))])
|
||||
|
||||
callLst[:] = []
|
||||
1 != testme
|
||||
self.assertCallStack([("__coerce__", (testme, 1)), ('__cmp__', (1, testme))])
|
||||
|
||||
|
||||
def testGetSetAndDel(self):
|
||||
# Interfering tests
|
||||
class ExtraTests(AllTests):
|
||||
@trackCall
|
||||
def __getattr__(self, *args):
|
||||
return "SomeVal"
|
||||
|
||||
@trackCall
|
||||
def __setattr__(self, *args):
|
||||
pass
|
||||
|
||||
@trackCall
|
||||
def __delattr__(self, *args):
|
||||
pass
|
||||
|
||||
testme = ExtraTests()
|
||||
|
||||
callLst[:] = []
|
||||
testme.spam
|
||||
self.assertCallStack([('__getattr__', (testme, "spam"))])
|
||||
|
||||
callLst[:] = []
|
||||
testme.eggs = "spam, spam, spam and ham"
|
||||
self.assertCallStack([('__setattr__', (testme, "eggs",
|
||||
"spam, spam, spam and ham"))])
|
||||
|
||||
callLst[:] = []
|
||||
del testme.cardinal
|
||||
self.assertCallStack([('__delattr__', (testme, "cardinal"))])
|
||||
|
||||
def testDel(self):
|
||||
x = []
|
||||
|
||||
class DelTest:
|
||||
def __del__(self):
|
||||
x.append("crab people, crab people")
|
||||
testme = DelTest()
|
||||
del testme
|
||||
import gc
|
||||
gc.collect()
|
||||
self.assertEquals(["crab people, crab people"], x)
|
||||
|
||||
def testBadTypeReturned(self):
|
||||
# return values of some method are type-checked
|
||||
class BadTypeClass:
|
||||
def __int__(self):
|
||||
return None
|
||||
__float__ = __int__
|
||||
__long__ = __int__
|
||||
__str__ = __int__
|
||||
__repr__ = __int__
|
||||
__oct__ = __int__
|
||||
__hex__ = __int__
|
||||
|
||||
for f in [int, float, long, str, repr, oct, hex]:
|
||||
self.assertRaises(TypeError, f, BadTypeClass())
|
||||
|
||||
def testMixIntsAndLongs(self):
|
||||
# mixing up ints and longs is okay
|
||||
class IntLongMixClass:
|
||||
@trackCall
|
||||
def __int__(self):
|
||||
return 42L
|
||||
|
||||
@trackCall
|
||||
def __long__(self):
|
||||
return 64
|
||||
|
||||
mixIntAndLong = IntLongMixClass()
|
||||
|
||||
callLst[:] = []
|
||||
as_int = int(mixIntAndLong)
|
||||
self.assertEquals(type(as_int), long)
|
||||
self.assertEquals(as_int, 42L)
|
||||
self.assertCallStack([('__int__', (mixIntAndLong,))])
|
||||
|
||||
callLst[:] = []
|
||||
as_long = long(mixIntAndLong)
|
||||
self.assertEquals(type(as_long), int)
|
||||
self.assertEquals(as_long, 64)
|
||||
self.assertCallStack([('__long__', (mixIntAndLong,))])
|
||||
|
||||
def testHashStuff(self):
|
||||
# Test correct errors from hash() on objects with comparisons but
|
||||
# no __hash__
|
||||
|
||||
class C0:
|
||||
pass
|
||||
|
||||
hash(C0()) # This should work; the next two should raise TypeError
|
||||
|
||||
class C1:
|
||||
def __cmp__(self, other): return 0
|
||||
|
||||
self.assertRaises(TypeError, hash, C1())
|
||||
|
||||
class C2:
|
||||
def __eq__(self, other): return 1
|
||||
|
||||
self.assertRaises(TypeError, hash, C2())
|
||||
|
||||
|
||||
def testSFBug532646(self):
|
||||
# Test for SF bug 532646
|
||||
|
||||
class A:
|
||||
pass
|
||||
A.__call__ = A()
|
||||
a = A()
|
||||
|
||||
try:
|
||||
a() # This should not segfault
|
||||
except RuntimeError:
|
||||
pass
|
||||
else:
|
||||
self.fail("Failed to raise RuntimeError")
|
||||
|
||||
def testForExceptionsRaisedInInstanceGetattr2(self):
|
||||
# Tests for exceptions raised in instance_getattr2().
|
||||
|
||||
def booh(self):
|
||||
raise AttributeError("booh")
|
||||
|
||||
class A:
|
||||
a = property(booh)
|
||||
try:
|
||||
A().a # Raised AttributeError: A instance has no attribute 'a'
|
||||
except AttributeError, x:
|
||||
if str(x) != "booh":
|
||||
self.fail("attribute error for A().a got masked: %s" % x)
|
||||
|
||||
class E:
|
||||
__eq__ = property(booh)
|
||||
E() == E() # In debug mode, caused a C-level assert() to fail
|
||||
|
||||
class I:
|
||||
__init__ = property(booh)
|
||||
try:
|
||||
# In debug mode, printed XXX undetected error and
|
||||
# raises AttributeError
|
||||
I()
|
||||
except AttributeError, x:
|
||||
pass
|
||||
else:
|
||||
self.fail("attribute error for I.__init__ got masked")
|
||||
|
||||
def testHashComparisonOfMethods(self):
|
||||
# Test comparison and hash of methods
|
||||
class A:
|
||||
def __init__(self, x):
|
||||
self.x = x
|
||||
def f(self):
|
||||
pass
|
||||
def g(self):
|
||||
pass
|
||||
def __eq__(self, other):
|
||||
return self.x == other.x
|
||||
def __hash__(self):
|
||||
return self.x
|
||||
class B(A):
|
||||
pass
|
||||
|
||||
a1 = A(1)
|
||||
a2 = A(2)
|
||||
self.assertEquals(a1.f, a1.f)
|
||||
self.assertNotEquals(a1.f, a2.f)
|
||||
self.assertNotEquals(a1.f, a1.g)
|
||||
self.assertEquals(a1.f, A(1).f)
|
||||
self.assertEquals(hash(a1.f), hash(a1.f))
|
||||
self.assertEquals(hash(a1.f), hash(A(1).f))
|
||||
|
||||
self.assertNotEquals(A.f, a1.f)
|
||||
self.assertNotEquals(A.f, A.g)
|
||||
self.assertEquals(B.f, A.f)
|
||||
self.assertEquals(hash(B.f), hash(A.f))
|
||||
|
||||
# the following triggers a SystemError in 2.4
|
||||
a = A(hash(A.f.im_func)^(-1))
|
||||
hash(a.f)
|
||||
|
||||
def test_main():
|
||||
test_support.run_unittest(ClassTests)
|
||||
|
||||
if __name__=='__main__':
|
||||
test_main()
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue