43 lines
1.1 KiB
Python
43 lines
1.1 KiB
Python
from twisted.trial import unittest
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from deluge.decorators import proxy
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class DecoratorsTestCase(unittest.TestCase):
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def test_proxy_with_simple_functions(self):
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def negate(func, *args, **kwargs):
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return not func(*args, **kwargs)
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@proxy(negate)
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def something(bool):
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return bool
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@proxy(negate)
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@proxy(negate)
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def double_nothing(bool):
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return bool
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self.assertTrue(something(False))
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self.assertFalse(something(True))
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self.assertTrue(double_nothing(True))
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self.assertFalse(double_nothing(False))
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def test_proxy_with_class_method(self):
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def negate(func, *args, **kwargs):
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return -func(*args, **kwargs)
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class Test(object):
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def __init__(self, number):
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self.number = number
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@proxy(negate)
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def diff(self, number):
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return self.number - number
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@proxy(negate)
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def no_diff(self, number):
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return self.diff(number)
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t = Test(5)
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self.assertEqual(t.diff(1), -4)
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self.assertEqual(t.no_diff(1), 4)
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