1 from _testcapi import test_structmembersType, \

     2     CHAR_MAX, CHAR_MIN, UCHAR_MAX, \

     3     SHRT_MAX, SHRT_MIN, USHRT_MAX, \

     4     INT_MAX, INT_MIN, UINT_MAX, \

     5     LONG_MAX, LONG_MIN, ULONG_MAX, \

     6     LLONG_MAX, LLONG_MIN, ULLONG_MAX

     7 

     8 import warnings, exceptions, unittest, test.test_warnings

     9 from test import test_support

    10 

    11 ts=test_structmembersType(1,2,3,4,5,6,7,8,9.99999,10.1010101010)

    12 

    13 class ReadWriteTests(unittest.TestCase):

    14     def test_types(self):

    15         ts.T_BYTE=CHAR_MAX

    16         self.assertEquals(ts.T_BYTE, CHAR_MAX)

    17         ts.T_BYTE=CHAR_MIN

    18         self.assertEquals(ts.T_BYTE, CHAR_MIN)

    19         ts.T_UBYTE=UCHAR_MAX

    20         self.assertEquals(ts.T_UBYTE, UCHAR_MAX)

    21 

    22         ts.T_SHORT=SHRT_MAX

    23         self.assertEquals(ts.T_SHORT, SHRT_MAX)

    24         ts.T_SHORT=SHRT_MIN

    25         self.assertEquals(ts.T_SHORT, SHRT_MIN)

    26         ts.T_USHORT=USHRT_MAX

    27         self.assertEquals(ts.T_USHORT, USHRT_MAX)

    28 

    29         ts.T_INT=INT_MAX

    30         self.assertEquals(ts.T_INT, INT_MAX)

    31         ts.T_INT=INT_MIN

    32         self.assertEquals(ts.T_INT, INT_MIN)

    33         ts.T_UINT=UINT_MAX

    34         self.assertEquals(ts.T_UINT, UINT_MAX)

    35 

    36         ts.T_LONG=LONG_MAX

    37         self.assertEquals(ts.T_LONG, LONG_MAX)

    38         ts.T_LONG=LONG_MIN

    39         self.assertEquals(ts.T_LONG, LONG_MIN)

    40         ts.T_ULONG=ULONG_MAX

    41         self.assertEquals(ts.T_ULONG, ULONG_MAX)

    42 

    43         ## T_LONGLONG and T_ULONGLONG may not be present on some platforms

    44         if hasattr(ts, 'T_LONGLONG'):

    45             ts.T_LONGLONG=LLONG_MAX

    46             self.assertEquals(ts.T_LONGLONG, LLONG_MAX)

    47             ts.T_LONGLONG=LLONG_MIN

    48             self.assertEquals(ts.T_LONGLONG, LLONG_MIN)

    49 

    50             ts.T_ULONGLONG=ULLONG_MAX

    51             self.assertEquals(ts.T_ULONGLONG, ULLONG_MAX)

    52 

    53             ## make sure these will accept a plain int as well as a long

    54             ts.T_LONGLONG=3

    55             self.assertEquals(ts.T_LONGLONG, 3)

    56             ts.T_ULONGLONG=4

    57             self.assertEquals(ts.T_ULONGLONG, 4)

    58 

    59 

    60 

    61 def test_main(verbose=None):

    62     test_support.run_unittest(

    63         ReadWriteTests

    64         )

    65 

    66 if __name__ == "__main__":

    67     test_main(verbose=True)