[Python-checkins] r57409 - in python/trunk/Lib/test: output/test_class test_class.py
georg.brandl
python-checkins at python.org
Fri Aug 24 21:33:54 CEST 2007
Author: georg.brandl
Date: Fri Aug 24 21:33:53 2007
New Revision: 57409
Removed:
python/trunk/Lib/test/output/test_class
Modified:
python/trunk/Lib/test/test_class.py
Log:
Port test_class to unittest. Patch #1671298.
Deleted: /python/trunk/Lib/test/output/test_class
==============================================================================
--- /python/trunk/Lib/test/output/test_class Fri Aug 24 21:33:53 2007
+++ (empty file)
@@ -1,101 +0,0 @@
-test_class
-__init__: ()
-__coerce__: (1,)
-__add__: (1,)
-__coerce__: (1,)
-__radd__: (1,)
-__coerce__: (1,)
-__sub__: (1,)
-__coerce__: (1,)
-__rsub__: (1,)
-__coerce__: (1,)
-__mul__: (1,)
-__coerce__: (1,)
-__rmul__: (1,)
-__coerce__: (1,)
-__div__: (1,)
-__coerce__: (1,)
-__rdiv__: (1,)
-__coerce__: (1,)
-__mod__: (1,)
-__coerce__: (1,)
-__rmod__: (1,)
-__coerce__: (1,)
-__divmod__: (1,)
-__coerce__: (1,)
-__rdivmod__: (1,)
-__coerce__: (1,)
-__pow__: (1,)
-__coerce__: (1,)
-__rpow__: (1,)
-__coerce__: (1,)
-__rshift__: (1,)
-__coerce__: (1,)
-__rrshift__: (1,)
-__coerce__: (1,)
-__lshift__: (1,)
-__coerce__: (1,)
-__rlshift__: (1,)
-__coerce__: (1,)
-__and__: (1,)
-__coerce__: (1,)
-__rand__: (1,)
-__coerce__: (1,)
-__or__: (1,)
-__coerce__: (1,)
-__ror__: (1,)
-__coerce__: (1,)
-__xor__: (1,)
-__coerce__: (1,)
-__rxor__: (1,)
-__contains__: (1,)
-__getitem__: (1,)
-__setitem__: (1, 1)
-__delitem__: (1,)
-__getslice__: (0, 42)
-__setslice__: (0, 42, 'The Answer')
-__delslice__: (0, 42)
-__getitem__: (slice(2, 1024, 10),)
-__setitem__: (slice(2, 1024, 10), 'A lot')
-__delitem__: (slice(2, 1024, 10),)
-__getitem__: ((slice(None, 42, None), Ellipsis, slice(None, 24, None), 24, 100),)
-__setitem__: ((slice(None, 42, None), Ellipsis, slice(None, 24, None), 24, 100), 'Strange')
-__delitem__: ((slice(None, 42, None), Ellipsis, slice(None, 24, None), 24, 100),)
-__getitem__: (slice(0, 42, None),)
-__setitem__: (slice(0, 42, None), 'The Answer')
-__delitem__: (slice(0, 42, None),)
-__neg__: ()
-__pos__: ()
-__abs__: ()
-__int__: ()
-__long__: ()
-__float__: ()
-__oct__: ()
-__hex__: ()
-__hash__: ()
-__repr__: ()
-__str__: ()
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__coerce__: (1,)
-__cmp__: (1,)
-__del__: ()
-__getattr__: ('spam',)
-__setattr__: ('eggs', 'spam, spam, spam and ham')
-__delattr__: ('cardinal',)
Modified: python/trunk/Lib/test/test_class.py
==============================================================================
--- python/trunk/Lib/test/test_class.py (original)
+++ python/trunk/Lib/test/test_class.py Fri Aug 24 21:33:53 2007
@@ -1,6 +1,9 @@
"Test the functionality of Python classes implementing operators."
-from test.test_support import TestFailed
+import unittest
+import sys
+
+from test import test_support
testmeths = [
@@ -64,55 +67,62 @@
# "setattr",
# "delattr",
+callLst = []
+def trackCall(f):
+ def track(*args, **kwargs):
+ callLst.append((f.__name__, args))
+ return f(*args, **kwargs)
+ return track
+
class AllTests:
+ trackCall = trackCall
+
+ @trackCall
def __coerce__(self, *args):
- print "__coerce__:", args
return (self,) + args
+ @trackCall
def __hash__(self, *args):
- print "__hash__:", args
return hash(id(self))
+ @trackCall
def __str__(self, *args):
- print "__str__:", args
return "AllTests"
+ @trackCall
def __repr__(self, *args):
- print "__repr__:", args
return "AllTests"
+ @trackCall
def __int__(self, *args):
- print "__int__:", args
return 1
+ @trackCall
def __float__(self, *args):
- print "__float__:", args
return 1.0
+ @trackCall
def __long__(self, *args):
- print "__long__:", args
return 1L
+ @trackCall
def __oct__(self, *args):
- print "__oct__:", args
return '01'
+ @trackCall
def __hex__(self, *args):
- print "__hex__:", args
return '0x1'
+ @trackCall
def __cmp__(self, *args):
- print "__cmp__:", args
return 0
- def __del__(self, *args):
- print "__del__:", args
-
-# Synthesize AllTests methods from the names in testmeths.
+# Synthesize all the other AllTests methods from the names in testmeths.
method_template = """\
+ at trackCall
def __%(method)s__(self, *args):
- print "__%(method)s__:", args
+ pass
"""
for method in testmeths:
@@ -120,293 +130,494 @@
del method, method_template
-# this also tests __init__ of course.
-testme = AllTests()
-
-# Binary operations
-
-testme + 1
-1 + testme
-
-testme - 1
-1 - testme
-
-testme * 1
-1 * testme
-
-if 1/2 == 0:
- testme / 1
- 1 / testme
-else:
- # True division is in effect, so "/" doesn't map to __div__ etc; but
- # the canned expected-output file requires that __div__ etc get called.
- testme.__coerce__(1)
- testme.__div__(1)
- testme.__coerce__(1)
- testme.__rdiv__(1)
-
-testme % 1
-1 % testme
-
-divmod(testme,1)
-divmod(1, testme)
-
-testme ** 1
-1 ** testme
-
-testme >> 1
-1 >> testme
-
-testme << 1
-1 << testme
-
-testme & 1
-1 & testme
-
-testme | 1
-1 | testme
-
-testme ^ 1
-1 ^ testme
-
-
-# List/dict operations
-
-class Empty: pass
-
-try:
- 1 in Empty()
- print 'failed, should have raised TypeError'
-except TypeError:
- pass
-
-1 in testme
-
-testme[1]
-testme[1] = 1
-del testme[1]
-
-testme[:42]
-testme[:42] = "The Answer"
-del testme[:42]
-
-testme[2:1024:10]
-testme[2:1024:10] = "A lot"
-del testme[2:1024:10]
-
-testme[:42, ..., :24:, 24, 100]
-testme[:42, ..., :24:, 24, 100] = "Strange"
-del testme[:42, ..., :24:, 24, 100]
-
+class ClassTests(unittest.TestCase):
+ def setUp(self):
+ callLst[:] = []
+
+ def assertCallStack(self, expected_calls):
+ actualCallList = callLst[:] # need to copy because the comparison below will add
+ # additional calls to callLst
+ if expected_calls != actualCallList:
+ self.fail("Expected call list:\n %s\ndoes not match actual call list\n %s" %
+ (expected_calls, actualCallList))
+
+ def testInit(self):
+ foo = AllTests()
+ self.assertCallStack([("__init__", (foo,))])
+
+ def testBinaryOps(self):
+ testme = AllTests()
+ # Binary operations
+
+ callLst[:] = []
+ testme + 1
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__add__", (testme, 1))])
+
+ callLst[:] = []
+ 1 + testme
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__radd__", (testme, 1))])
+
+ callLst[:] = []
+ testme - 1
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__sub__", (testme, 1))])
+
+ callLst[:] = []
+ 1 - testme
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__rsub__", (testme, 1))])
+
+ callLst[:] = []
+ testme * 1
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__mul__", (testme, 1))])
+
+ callLst[:] = []
+ 1 * testme
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__rmul__", (testme, 1))])
+
+ if 1/2 == 0:
+ callLst[:] = []
+ testme / 1
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__div__", (testme, 1))])
+
+
+ callLst[:] = []
+ 1 / testme
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__rdiv__", (testme, 1))])
+
+ callLst[:] = []
+ testme % 1
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__mod__", (testme, 1))])
+
+ callLst[:] = []
+ 1 % testme
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__rmod__", (testme, 1))])
+
+
+ callLst[:] = []
+ divmod(testme,1)
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__divmod__", (testme, 1))])
+
+ callLst[:] = []
+ divmod(1, testme)
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__rdivmod__", (testme, 1))])
+
+ callLst[:] = []
+ testme ** 1
+ self.assertCallStack([("__coerce__", (testme, 1)), ("__pow__", (testme, 1))])
+
+ 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)
-# Now remove the slice hooks to see if converting normal slices to slice
-# object works.
-
-del AllTests.__getslice__
-del AllTests.__setslice__
-del AllTests.__delslice__
-
-import sys
-if sys.platform[:4] != 'java':
- testme[:42]
- testme[:42] = "The Answer"
- del testme[:42]
-else:
- # This works under Jython, but the actual slice values are
- # different.
- print "__getitem__: (slice(0, 42, None),)"
- print "__setitem__: (slice(0, 42, None), 'The Answer')"
- print "__delitem__: (slice(0, 42, None),)"
-
-# Unary operations
-
--testme
-+testme
-abs(testme)
-int(testme)
-long(testme)
-float(testme)
-oct(testme)
-hex(testme)
-
-# And the rest...
-
-hash(testme)
-repr(testme)
-str(testme)
-
-testme == 1
-testme < 1
-testme > 1
-testme <> 1
-testme != 1
-1 == testme
-1 < testme
-1 > testme
-1 <> testme
-1 != testme
-
-# This test has to be last (duh.)
-
-del testme
-if sys.platform[:4] == 'java':
- import java
- java.lang.System.gc()
-
-# Interfering tests
-
-class ExtraTests:
- def __getattr__(self, *args):
- print "__getattr__:", args
- return "SomeVal"
-
- def __setattr__(self, *args):
- print "__setattr__:", args
-
- def __delattr__(self, *args):
- print "__delattr__:", args
-
-testme = ExtraTests()
-testme.spam
-testme.eggs = "spam, spam, spam and ham"
-del testme.cardinal
-
-
-# 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__
-
-def check_exc(stmt, exception):
- """Raise TestFailed if executing 'stmt' does not raise 'exception'
- """
- try:
- exec stmt
- except exception:
- pass
- else:
- raise TestFailed, "%s should raise %s" % (stmt, exception)
-
-check_exc("int(BadTypeClass())", TypeError)
-check_exc("float(BadTypeClass())", TypeError)
-check_exc("long(BadTypeClass())", TypeError)
-check_exc("str(BadTypeClass())", TypeError)
-check_exc("repr(BadTypeClass())", TypeError)
-check_exc("oct(BadTypeClass())", TypeError)
-check_exc("hex(BadTypeClass())", TypeError)
-
-# mixing up ints and longs is okay
-class IntLongMixClass:
- def __int__(self):
- return 0L
-
- def __long__(self):
- return 0
-
-try:
- int(IntLongMixClass())
-except TypeError:
- raise TestFailed, "TypeError should not be raised"
-
-try:
- long(IntLongMixClass())
-except TypeError:
- raise TestFailed, "TypeError should not be raised"
-
-
-# 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
-
-check_exc("hash(C1())", TypeError)
-
-class C2:
- def __eq__(self, other): return 1
-
-check_exc("hash(C2())", TypeError)
-
-# Test for SF bug 532646
-
-class A:
- pass
-A.__call__ = A()
-a = A()
-try:
- a() # This should not segfault
-except RuntimeError:
- pass
-else:
- raise TestFailed, "how could this not have overflowed the stack?"
-
-
-# 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":
- print "attribute error for A().a got masked:", str(x)
-
-class E:
- __eq__ = property(booh)
-E() == E() # In debug mode, caused a C-level assert() to fail
-
-class I:
- __init__ = property(booh)
-try:
- I() # In debug mode, printed XXX undetected error and raises AttributeError
-except AttributeError, x:
- pass
-else:
- print "attribute error for I.__init__ got masked"
-
-
-# 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
+def test_main():
+ test_support.run_unittest(ClassTests)
-a1 = A(1)
-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)
+if __name__=='__main__':
+ test_main()
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