author | Brendan Donegan <brendand@symbian.org> |
Thu, 01 Jul 2010 14:51:21 +0100 | |
branch | nvmemory |
changeset 81 | 0f0bbe5dfe4b |
parent 1 | 2fb8b9db1c86 |
permissions | -rw-r--r-- |
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Initial QEMU (symbian-qemu-0.9.1-12) import
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# Test case for property |
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# more tests are in test_descr |
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|
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import unittest |
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from test.test_support import run_unittest |
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|
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class PropertyBase(Exception): |
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pass |
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|
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class PropertyGet(PropertyBase): |
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pass |
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|
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class PropertySet(PropertyBase): |
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pass |
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class PropertyDel(PropertyBase): |
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pass |
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class BaseClass(object): |
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def __init__(self): |
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self._spam = 5 |
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|
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@property |
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def spam(self): |
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"""BaseClass.getter""" |
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return self._spam |
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|
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@spam.setter |
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def spam(self, value): |
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self._spam = value |
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@spam.deleter |
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def spam(self): |
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del self._spam |
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class SubClass(BaseClass): |
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@BaseClass.spam.getter |
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def spam(self): |
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"""SubClass.getter""" |
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raise PropertyGet(self._spam) |
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@spam.setter |
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def spam(self, value): |
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raise PropertySet(self._spam) |
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@spam.deleter |
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def spam(self): |
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raise PropertyDel(self._spam) |
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class PropertyDocBase(object): |
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_spam = 1 |
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def _get_spam(self): |
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return self._spam |
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spam = property(_get_spam, doc="spam spam spam") |
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class PropertyDocSub(PropertyDocBase): |
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@PropertyDocBase.spam.getter |
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def spam(self): |
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"""The decorator does not use this doc string""" |
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return self._spam |
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class PropertyTests(unittest.TestCase): |
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def test_property_decorator_baseclass(self): |
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# see #1620 |
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base = BaseClass() |
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self.assertEqual(base.spam, 5) |
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self.assertEqual(base._spam, 5) |
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base.spam = 10 |
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self.assertEqual(base.spam, 10) |
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self.assertEqual(base._spam, 10) |
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delattr(base, "spam") |
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self.assert_(not hasattr(base, "spam")) |
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self.assert_(not hasattr(base, "_spam")) |
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base.spam = 20 |
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self.assertEqual(base.spam, 20) |
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self.assertEqual(base._spam, 20) |
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self.assertEqual(base.__class__.spam.__doc__, "BaseClass.getter") |
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def test_property_decorator_subclass(self): |
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# see #1620 |
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sub = SubClass() |
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self.assertRaises(PropertyGet, getattr, sub, "spam") |
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self.assertRaises(PropertySet, setattr, sub, "spam", None) |
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self.assertRaises(PropertyDel, delattr, sub, "spam") |
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self.assertEqual(sub.__class__.spam.__doc__, "SubClass.getter") |
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|
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def test_property_decorator_doc(self): |
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base = PropertyDocBase() |
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sub = PropertyDocSub() |
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self.assertEqual(base.__class__.spam.__doc__, "spam spam spam") |
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self.assertEqual(sub.__class__.spam.__doc__, "spam spam spam") |
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|
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def test_main(): |
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run_unittest(PropertyTests) |
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|
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if __name__ == '__main__': |
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test_main() |