mirror of https://github.com/python/cpython
104 lines
3.0 KiB
Python
104 lines
3.0 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, unittest
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from test import test_support
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ts=test_structmembersType(1,2,3,4,5,6,7,8,9.99999,10.1010101010)
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class ReadWriteTests(unittest.TestCase):
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def test_types(self):
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ts.T_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.assert_(w.category is 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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test_support.run_unittest(
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ReadWriteTests,
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TestWarnings
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)
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if __name__ == "__main__":
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test_main(verbose=True)
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