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91cc8fb92b
by amaury.forgeotdarc and reviewed by brett.cannon. Also add release notes about the known problems with the email package.
90 lines
1.9 KiB
Python
90 lines
1.9 KiB
Python
"""Unit tests for new super() implementation."""
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import sys
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import unittest
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from test import support
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class A:
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def f(self):
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return 'A'
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@classmethod
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def cm(cls):
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return (cls, 'A')
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class B(A):
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def f(self):
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return super().f() + 'B'
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@classmethod
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def cm(cls):
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return (cls, super().cm(), 'B')
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class C(A):
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def f(self):
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return super().f() + 'C'
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@classmethod
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def cm(cls):
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return (cls, super().cm(), 'C')
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class D(C, B):
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def f(self):
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return super().f() + 'D'
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def cm(cls):
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return (cls, super().cm(), 'D')
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class E(D):
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pass
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class F(E):
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f = E.f
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class G(A):
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pass
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class TestSuper(unittest.TestCase):
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def testBasicsWorking(self):
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self.assertEqual(D().f(), 'ABCD')
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def testClassGetattrWorking(self):
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self.assertEqual(D.f(D()), 'ABCD')
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def testSubclassNoOverrideWorking(self):
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self.assertEqual(E().f(), 'ABCD')
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self.assertEqual(E.f(E()), 'ABCD')
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def testUnboundMethodTransferWorking(self):
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self.assertEqual(F().f(), 'ABCD')
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self.assertEqual(F.f(F()), 'ABCD')
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def testClassMethodsStillWorking(self):
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self.assertEqual(A.cm(), (A, 'A'))
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self.assertEqual(A().cm(), (A, 'A'))
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self.assertEqual(G.cm(), (G, 'A'))
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self.assertEqual(G().cm(), (G, 'A'))
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def testSuperInClassMethodsWorking(self):
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d = D()
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self.assertEqual(d.cm(), (d, (D, (D, (D, 'A'), 'B'), 'C'), 'D'))
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e = E()
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self.assertEqual(e.cm(), (e, (E, (E, (E, 'A'), 'B'), 'C'), 'D'))
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def testSuperWithClosure(self):
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# Issue4360: super() did not work in a function that
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# contains a closure
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class E(A):
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def f(self):
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def nested():
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self
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return super().f() + 'E'
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self.assertEqual(E().f(), 'AE')
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def test_main():
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support.run_unittest(TestSuper)
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if __name__ == "__main__":
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unittest.main()
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