mirror of https://github.com/python/cpython
114 lines
3.6 KiB
Python
114 lines
3.6 KiB
Python
from _testcapi import test_structmembersType, \
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CHAR_MAX, CHAR_MIN, UCHAR_MAX, \
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SHRT_MAX, SHRT_MIN, USHRT_MAX, \
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INT_MAX, INT_MIN, UINT_MAX, \
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LONG_MAX, LONG_MIN, ULONG_MAX, \
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LLONG_MAX, LLONG_MIN, ULLONG_MAX
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import warnings, exceptions, unittest, sys
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from test import test_support
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ts=test_structmembersType(False, 1, 2, 3, 4, 5, 6, 7, 8,
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9.99999, 10.1010101010)
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class ReadWriteTests(unittest.TestCase):
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def test_types(self):
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ts.T_BOOL = True
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self.assertEquals(ts.T_BOOL, True)
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ts.T_BOOL = False
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self.assertEquals(ts.T_BOOL, False)
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self.assertRaises(TypeError, setattr, ts, 'T_BOOL', 1)
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ts.T_BYTE = CHAR_MAX
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self.assertEquals(ts.T_BYTE, CHAR_MAX)
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ts.T_BYTE = CHAR_MIN
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self.assertEquals(ts.T_BYTE, CHAR_MIN)
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ts.T_UBYTE = UCHAR_MAX
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self.assertEquals(ts.T_UBYTE, UCHAR_MAX)
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ts.T_SHORT = SHRT_MAX
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self.assertEquals(ts.T_SHORT, SHRT_MAX)
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ts.T_SHORT = SHRT_MIN
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self.assertEquals(ts.T_SHORT, SHRT_MIN)
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ts.T_USHORT = USHRT_MAX
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self.assertEquals(ts.T_USHORT, USHRT_MAX)
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ts.T_INT = INT_MAX
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self.assertEquals(ts.T_INT, INT_MAX)
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ts.T_INT = INT_MIN
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self.assertEquals(ts.T_INT, INT_MIN)
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ts.T_UINT = UINT_MAX
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self.assertEquals(ts.T_UINT, UINT_MAX)
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ts.T_LONG = LONG_MAX
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self.assertEquals(ts.T_LONG, LONG_MAX)
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ts.T_LONG = LONG_MIN
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self.assertEquals(ts.T_LONG, LONG_MIN)
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ts.T_ULONG = ULONG_MAX
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self.assertEquals(ts.T_ULONG, ULONG_MAX)
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## T_LONGLONG and T_ULONGLONG may not be present on some platforms
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if hasattr(ts, 'T_LONGLONG'):
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ts.T_LONGLONG = LLONG_MAX
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self.assertEquals(ts.T_LONGLONG, LLONG_MAX)
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ts.T_LONGLONG = LLONG_MIN
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self.assertEquals(ts.T_LONGLONG, LLONG_MIN)
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ts.T_ULONGLONG = ULLONG_MAX
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self.assertEquals(ts.T_ULONGLONG, ULLONG_MAX)
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## make sure these will accept a plain int as well as a long
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ts.T_LONGLONG = 3
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self.assertEquals(ts.T_LONGLONG, 3)
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ts.T_ULONGLONG = 4
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self.assertEquals(ts.T_ULONGLONG, 4)
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class TestWarnings(unittest.TestCase):
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def has_warned(self, w):
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self.assertEqual(w.category, RuntimeWarning)
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def test_byte_max(self):
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with test_support.catch_warning() as w:
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ts.T_BYTE = CHAR_MAX+1
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self.has_warned(w)
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def test_byte_min(self):
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with test_support.catch_warning() as w:
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ts.T_BYTE = CHAR_MIN-1
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self.has_warned(w)
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def test_ubyte_max(self):
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with test_support.catch_warning() as w:
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ts.T_UBYTE = UCHAR_MAX+1
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self.has_warned(w)
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def test_short_max(self):
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with test_support.catch_warning() as w:
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ts.T_SHORT = SHRT_MAX+1
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self.has_warned(w)
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def test_short_min(self):
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with test_support.catch_warning() as w:
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ts.T_SHORT = SHRT_MIN-1
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self.has_warned(w)
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def test_ushort_max(self):
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with test_support.catch_warning() as w:
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ts.T_USHORT = USHRT_MAX+1
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self.has_warned(w)
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def test_main(verbose=None):
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# Obscure hack so that this test passes after reloads or repeated calls
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# to test_main (regrtest -R).
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if '__warningregistry__' in globals():
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del globals()['__warningregistry__']
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if hasattr(sys, '__warningregistry__'):
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del sys.__warningregistry__
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test_support.run_unittest(__name__)
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if __name__ == "__main__":
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test_main(verbose=True)
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