/usr/lib/python3.4/test/test_super.py is in libpython3.4-testsuite 3.4.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 | """Unit tests for new super() implementation."""
import sys
import unittest
from test import support
class A:
def f(self):
return 'A'
@classmethod
def cm(cls):
return (cls, 'A')
class B(A):
def f(self):
return super().f() + 'B'
@classmethod
def cm(cls):
return (cls, super().cm(), 'B')
class C(A):
def f(self):
return super().f() + 'C'
@classmethod
def cm(cls):
return (cls, super().cm(), 'C')
class D(C, B):
def f(self):
return super().f() + 'D'
def cm(cls):
return (cls, super().cm(), 'D')
class E(D):
pass
class F(E):
f = E.f
class G(A):
pass
class TestSuper(unittest.TestCase):
def tearDown(self):
# This fixes the damage that test_various___class___pathologies does.
nonlocal __class__
__class__ = TestSuper
def test_basics_working(self):
self.assertEqual(D().f(), 'ABCD')
def test_class_getattr_working(self):
self.assertEqual(D.f(D()), 'ABCD')
def test_subclass_no_override_working(self):
self.assertEqual(E().f(), 'ABCD')
self.assertEqual(E.f(E()), 'ABCD')
def test_unbound_method_transfer_working(self):
self.assertEqual(F().f(), 'ABCD')
self.assertEqual(F.f(F()), 'ABCD')
def test_class_methods_still_working(self):
self.assertEqual(A.cm(), (A, 'A'))
self.assertEqual(A().cm(), (A, 'A'))
self.assertEqual(G.cm(), (G, 'A'))
self.assertEqual(G().cm(), (G, 'A'))
def test_super_in_class_methods_working(self):
d = D()
self.assertEqual(d.cm(), (d, (D, (D, (D, 'A'), 'B'), 'C'), 'D'))
e = E()
self.assertEqual(e.cm(), (e, (E, (E, (E, 'A'), 'B'), 'C'), 'D'))
def test_super_with_closure(self):
# Issue4360: super() did not work in a function that
# contains a closure
class E(A):
def f(self):
def nested():
self
return super().f() + 'E'
self.assertEqual(E().f(), 'AE')
def test_various___class___pathologies(self):
# See issue #12370
class X(A):
def f(self):
return super().f()
__class__ = 413
x = X()
self.assertEqual(x.f(), 'A')
self.assertEqual(x.__class__, 413)
class X:
x = __class__
def f():
__class__
self.assertIs(X.x, type(self))
with self.assertRaises(NameError) as e:
exec("""class X:
__class__
def f():
__class__""", globals(), {})
self.assertIs(type(e.exception), NameError) # Not UnboundLocalError
class X:
global __class__
__class__ = 42
def f():
__class__
self.assertEqual(globals()["__class__"], 42)
del globals()["__class__"]
self.assertNotIn("__class__", X.__dict__)
class X:
nonlocal __class__
__class__ = 42
def f():
__class__
self.assertEqual(__class__, 42)
def test___class___instancemethod(self):
# See issue #14857
class X:
def f(self):
return __class__
self.assertIs(X().f(), X)
def test___class___classmethod(self):
# See issue #14857
class X:
@classmethod
def f(cls):
return __class__
self.assertIs(X.f(), X)
def test___class___staticmethod(self):
# See issue #14857
class X:
@staticmethod
def f():
return __class__
self.assertIs(X.f(), X)
def test_obscure_super_errors(self):
def f():
super()
self.assertRaises(RuntimeError, f)
def f(x):
del x
super()
self.assertRaises(RuntimeError, f, None)
class X:
def f(x):
nonlocal __class__
del __class__
super()
self.assertRaises(RuntimeError, X().f)
def test_cell_as_self(self):
class X:
def meth(self):
super()
def f():
k = X()
def g():
return k
return g
c = f().__closure__[0]
self.assertRaises(TypeError, X.meth, c)
def test_main():
support.run_unittest(TestSuper)
if __name__ == "__main__":
unittest.main()
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