175 lines
3.0 KiB
Python
175 lines
3.0 KiB
Python
from test_support import verbose, TestFailed
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class F:
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def a(self):
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pass
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def b():
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'my docstring'
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pass
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# setting attributes on functions
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try:
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b.publish
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except AttributeError:
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pass
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else:
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raise TestFailed, 'expected AttributeError'
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b.publish = 1
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if b.publish <> 1:
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raise TestFailed, 'function attribute not set to expected value'
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docstring = 'its docstring'
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b.__doc__ = docstring
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if b.__doc__ <> docstring:
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raise TestFailed, 'problem with setting __doc__ attribute'
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if 'publish' not in dir(b):
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raise TestFailed, 'attribute not in dir()'
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f1 = F()
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f2 = F()
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try:
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F.a.publish
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except AttributeError:
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pass
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else:
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raise TestFailed, 'expected AttributeError'
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try:
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f1.a.publish
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except AttributeError:
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pass
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else:
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raise TestFailed, 'expected AttributeError'
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F.a.publish = 1
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if F.a.publish <> 1:
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raise TestFailed, 'unbound method attribute not set to expected value'
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if f1.a.publish <> 1:
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raise TestFailed, 'bound method attribute access did not work'
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if f2.a.publish <> 1:
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raise TestFailed, 'bound method attribute access did not work'
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if 'publish' not in dir(F.a):
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raise TestFailed, 'attribute not in dir()'
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try:
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f1.a.publish = 0
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except TypeError:
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pass
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else:
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raise TestFailed, 'expected TypeError'
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F.a.myclass = F
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f1.a.myclass
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f2.a.myclass
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f1.a.myclass
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F.a.myclass
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if f1.a.myclass is not f2.a.myclass or \
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f1.a.myclass is not F.a.myclass:
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raise TestFailed, 'attributes were not the same'
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# try setting __dict__
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try:
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F.a.__dict__ = (1, 2, 3)
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except TypeError:
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pass
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else:
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raise TestFailed, 'expected TypeError'
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F.a.__dict__ = {'one': 11, 'two': 22, 'three': 33}
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if f1.a.two <> 22:
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raise TestFailed, 'setting __dict__'
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from UserDict import UserDict
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d = UserDict({'four': 44, 'five': 55})
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try:
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F.a.__dict__ = d
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except TypeError:
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pass
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else:
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raise TestFailed
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if f2.a.one <> f1.a.one <> F.a.one <> 11:
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raise TestFailed
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# im_func may not be a Python method!
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import new
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F.id = new.instancemethod(id, None, F)
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eff = F()
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if eff.id() <> id(eff):
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raise TestFailed
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try:
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F.id.foo
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except AttributeError: pass
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else: raise TestFailed
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try:
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F.id.foo = 12
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except TypeError: pass
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else: raise TestFailed
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try:
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F.id.foo
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except AttributeError: pass
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else: raise TestFailed
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try:
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eff.id.foo
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except AttributeError: pass
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else: raise TestFailed
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try:
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eff.id.foo = 12
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except TypeError: pass
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else: raise TestFailed
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try:
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eff.id.foo
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except AttributeError: pass
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else: raise TestFailed
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# Regression test for a crash in pre-2.1a1
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def another():
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pass
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del another.__dict__
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del another.func_dict
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another.func_dict = None
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try:
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del another.bar
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except AttributeError: pass
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else: raise TestFailed
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# This isn't specifically related to function attributes, but it does test a
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# core dump regression in funcobject.c
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del another.func_defaults
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def foo():
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pass
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def bar():
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pass
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def temp():
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print 1
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if foo==bar: raise TestFailed
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d={}
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d[foo] = 1
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foo.func_code = temp.func_code
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d[foo]
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