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3fb5f6eb9b
Co-authored-by: Victor Stinner <vstinner@python.org> Co-authored-by: Serhiy Storchaka <storchaka@gmail.com> Co-authored-by: Petr Viktorin <encukou@gmail.com>
42 lines
1.6 KiB
Python
42 lines
1.6 KiB
Python
import unittest
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from test.support import import_helper
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_testcapi = import_helper.import_module('_testcapi')
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_testinternalcapi = import_helper.import_module('_testinternalcapi')
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class TestUnstableCAPI(unittest.TestCase):
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def test_immortal(self):
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# Not extensive
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known_immortals = (True, False, None, 0, ())
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for immortal in known_immortals:
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with self.subTest(immortal=immortal):
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self.assertTrue(_testcapi.is_immortal(immortal))
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# Some arbitrary mutable objects
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non_immortals = (object(), self, [object()])
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for non_immortal in non_immortals:
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with self.subTest(non_immortal=non_immortal):
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self.assertFalse(_testcapi.is_immortal(non_immortal))
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# CRASHES _testcapi.is_immortal(NULL)
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class TestInternalCAPI(unittest.TestCase):
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def test_immortal_builtins(self):
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for obj in range(-5, 256):
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self.assertTrue(_testinternalcapi.is_static_immortal(obj))
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self.assertTrue(_testinternalcapi.is_static_immortal(None))
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self.assertTrue(_testinternalcapi.is_static_immortal(False))
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self.assertTrue(_testinternalcapi.is_static_immortal(True))
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self.assertTrue(_testinternalcapi.is_static_immortal(...))
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self.assertTrue(_testinternalcapi.is_static_immortal(()))
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for obj in range(300, 400):
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self.assertFalse(_testinternalcapi.is_static_immortal(obj))
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for obj in ([], {}, set()):
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self.assertFalse(_testinternalcapi.is_static_immortal(obj))
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if __name__ == "__main__":
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unittest.main()
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