text: import unittest
  from test import support
  
  # Skip this test if the _testcapi module isn't available.
  support.import_module('_testcapi')
  from _testcapi import _test_structmembersType, \
      CHAR_MAX, CHAR_MIN, UCHAR_MAX, \
      SHRT_MAX, SHRT_MIN, USHRT_MAX, \
      INT_MAX, INT_MIN, UINT_MAX, \
      LONG_MAX, LONG_MIN, ULONG_MAX, \
      LLONG_MAX, LLONG_MIN, ULLONG_MAX, \
      PY_SSIZE_T_MAX, PY_SSIZE_T_MIN
  
  ts=_test_structmembersType(False,  # T_BOOL
                            1,      # T_BYTE
                            2,      # T_UBYTE
                            3,      # T_SHORT
                            4,      # T_USHORT
                            5,      # T_INT
                            6,      # T_UINT
                            7,      # T_LONG
                            8,      # T_ULONG
                            23,     # T_PYSSIZET
                            9.99999,# T_FLOAT
                            10.1010101010, # T_DOUBLE
                            "hi" # T_STRING_INPLACE
                            )
  
  class ReadWriteTests(unittest.TestCase):
  
      def test_bool(self):
          ts.T_BOOL = True
          self.assertEqual(ts.T_BOOL, True)
          ts.T_BOOL = False
          self.assertEqual(ts.T_BOOL, False)
          self.assertRaises(TypeError, setattr, ts, 'T_BOOL', 1)
  
      def test_byte(self):
          ts.T_BYTE = CHAR_MAX
          self.assertEqual(ts.T_BYTE, CHAR_MAX)
          ts.T_BYTE = CHAR_MIN
          self.assertEqual(ts.T_BYTE, CHAR_MIN)
          ts.T_UBYTE = UCHAR_MAX
          self.assertEqual(ts.T_UBYTE, UCHAR_MAX)
  
      def test_short(self):
          ts.T_SHORT = SHRT_MAX
          self.assertEqual(ts.T_SHORT, SHRT_MAX)
          ts.T_SHORT = SHRT_MIN
          self.assertEqual(ts.T_SHORT, SHRT_MIN)
          ts.T_USHORT = USHRT_MAX
          self.assertEqual(ts.T_USHORT, USHRT_MAX)
  
      def test_int(self):
          ts.T_INT = INT_MAX
          self.assertEqual(ts.T_INT, INT_MAX)
          ts.T_INT = INT_MIN
          self.assertEqual(ts.T_INT, INT_MIN)
          ts.T_UINT = UINT_MAX
          self.assertEqual(ts.T_UINT, UINT_MAX)
  
      def test_long(self):
          ts.T_LONG = LONG_MAX
          self.assertEqual(ts.T_LONG, LONG_MAX)
          ts.T_LONG = LONG_MIN
          self.assertEqual(ts.T_LONG, LONG_MIN)
          ts.T_ULONG = ULONG_MAX
          self.assertEqual(ts.T_ULONG, ULONG_MAX)
  
      def test_py_ssize_t(self):
          ts.T_PYSSIZET = PY_SSIZE_T_MAX
          self.assertEqual(ts.T_PYSSIZET, PY_SSIZE_T_MAX)
          ts.T_PYSSIZET = PY_SSIZE_T_MIN
          self.assertEqual(ts.T_PYSSIZET, PY_SSIZE_T_MIN)
  
      @unittest.skipUnless(hasattr(ts, "T_LONGLONG"), "long long not present")
      def test_longlong(self):
          ts.T_LONGLONG = LLONG_MAX
          self.assertEqual(ts.T_LONGLONG, LLONG_MAX)
          ts.T_LONGLONG = LLONG_MIN
          self.assertEqual(ts.T_LONGLONG, LLONG_MIN)
  
          ts.T_ULONGLONG = ULLONG_MAX
          self.assertEqual(ts.T_ULONGLONG, ULLONG_MAX)
  
          ## make sure these will accept a plain int as well as a long
          ts.T_LONGLONG = 3
          self.assertEqual(ts.T_LONGLONG, 3)
          ts.T_ULONGLONG = 4
          self.assertEqual(ts.T_ULONGLONG, 4)
  
      def test_bad_assignments(self):
          integer_attributes = [
              'T_BOOL',
              'T_BYTE', 'T_UBYTE',
              'T_SHORT', 'T_USHORT',
              'T_INT', 'T_UINT',
              'T_LONG', 'T_ULONG',
              'T_PYSSIZET'
              ]
          if hasattr(ts, 'T_LONGLONG'):
              integer_attributes.extend(['T_LONGLONG', 'T_ULONGLONG'])
  
          # issue8014: this produced 'bad argument to internal function'
          # internal error
          for nonint in None, 3.2j, "full of eels", {}, []:
              for attr in integer_attributes:
                  self.assertRaises(TypeError, setattr, ts, attr, nonint)
  
      def test_inplace_string(self):
          self.assertEqual(ts.T_STRING_INPLACE, "hi")
          self.assertRaises(TypeError, setattr, ts, "T_STRING_INPLACE", "s")
          self.assertRaises(TypeError, delattr, ts, "T_STRING_INPLACE")
  
  
  class TestWarnings(unittest.TestCase):
  
      def test_byte_max(self):
          with support.check_warnings(('', RuntimeWarning)):
              ts.T_BYTE = CHAR_MAX+1
  
      def test_byte_min(self):
          with support.check_warnings(('', RuntimeWarning)):
              ts.T_BYTE = CHAR_MIN-1
  
      def test_ubyte_max(self):
          with support.check_warnings(('', RuntimeWarning)):
              ts.T_UBYTE = UCHAR_MAX+1
  
      def test_short_max(self):
          with support.check_warnings(('', RuntimeWarning)):
              ts.T_SHORT = SHRT_MAX+1
  
      def test_short_min(self):
          with support.check_warnings(('', RuntimeWarning)):
              ts.T_SHORT = SHRT_MIN-1
  
      def test_ushort_max(self):
          with support.check_warnings(('', RuntimeWarning)):
              ts.T_USHORT = USHRT_MAX+1
  
  
  if __name__ == "__main__":
      unittest.main()
  