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1 from _testcapi import test_structmembersType, \ |
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2 CHAR_MAX, CHAR_MIN, UCHAR_MAX, \ |
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3 SHRT_MAX, SHRT_MIN, USHRT_MAX, \ |
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4 INT_MAX, INT_MIN, UINT_MAX, \ |
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5 LONG_MAX, LONG_MIN, ULONG_MAX, \ |
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6 LLONG_MAX, LLONG_MIN, ULLONG_MAX |
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7 |
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8 import warnings, exceptions, unittest, sys |
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9 from test import test_support |
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10 |
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11 ts=test_structmembersType(False, 1, 2, 3, 4, 5, 6, 7, 8, |
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12 9.99999, 10.1010101010) |
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13 |
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14 class ReadWriteTests(unittest.TestCase): |
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15 def test_types(self): |
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16 ts.T_BOOL = True |
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17 self.assertEquals(ts.T_BOOL, True) |
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18 ts.T_BOOL = False |
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19 self.assertEquals(ts.T_BOOL, False) |
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20 self.assertRaises(TypeError, setattr, ts, 'T_BOOL', 1) |
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21 |
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22 ts.T_BYTE = CHAR_MAX |
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23 self.assertEquals(ts.T_BYTE, CHAR_MAX) |
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24 ts.T_BYTE = CHAR_MIN |
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25 self.assertEquals(ts.T_BYTE, CHAR_MIN) |
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26 ts.T_UBYTE = UCHAR_MAX |
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27 self.assertEquals(ts.T_UBYTE, UCHAR_MAX) |
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28 |
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29 ts.T_SHORT = SHRT_MAX |
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30 self.assertEquals(ts.T_SHORT, SHRT_MAX) |
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31 ts.T_SHORT = SHRT_MIN |
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32 self.assertEquals(ts.T_SHORT, SHRT_MIN) |
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33 ts.T_USHORT = USHRT_MAX |
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34 self.assertEquals(ts.T_USHORT, USHRT_MAX) |
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35 |
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36 ts.T_INT = INT_MAX |
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37 self.assertEquals(ts.T_INT, INT_MAX) |
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38 ts.T_INT = INT_MIN |
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39 self.assertEquals(ts.T_INT, INT_MIN) |
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40 ts.T_UINT = UINT_MAX |
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41 self.assertEquals(ts.T_UINT, UINT_MAX) |
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42 |
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43 ts.T_LONG = LONG_MAX |
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44 self.assertEquals(ts.T_LONG, LONG_MAX) |
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45 ts.T_LONG = LONG_MIN |
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46 self.assertEquals(ts.T_LONG, LONG_MIN) |
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47 ts.T_ULONG = ULONG_MAX |
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48 self.assertEquals(ts.T_ULONG, ULONG_MAX) |
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49 |
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50 ## T_LONGLONG and T_ULONGLONG may not be present on some platforms |
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51 if hasattr(ts, 'T_LONGLONG'): |
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52 ts.T_LONGLONG = LLONG_MAX |
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53 self.assertEquals(ts.T_LONGLONG, LLONG_MAX) |
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54 ts.T_LONGLONG = LLONG_MIN |
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55 self.assertEquals(ts.T_LONGLONG, LLONG_MIN) |
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56 |
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57 ts.T_ULONGLONG = ULLONG_MAX |
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58 self.assertEquals(ts.T_ULONGLONG, ULLONG_MAX) |
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59 |
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60 ## make sure these will accept a plain int as well as a long |
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61 ts.T_LONGLONG = 3 |
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62 self.assertEquals(ts.T_LONGLONG, 3) |
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63 ts.T_ULONGLONG = 4 |
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64 self.assertEquals(ts.T_ULONGLONG, 4) |
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65 |
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66 |
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67 class TestWarnings(unittest.TestCase): |
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68 def has_warned(self, w): |
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69 self.assertEqual(w.category, RuntimeWarning) |
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70 |
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71 def test_byte_max(self): |
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72 with test_support.check_warnings() as w: |
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73 ts.T_BYTE = CHAR_MAX+1 |
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74 self.has_warned(w) |
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75 |
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76 def test_byte_min(self): |
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77 with test_support.check_warnings() as w: |
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78 ts.T_BYTE = CHAR_MIN-1 |
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79 self.has_warned(w) |
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80 |
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81 def test_ubyte_max(self): |
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82 with test_support.check_warnings() as w: |
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83 ts.T_UBYTE = UCHAR_MAX+1 |
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84 self.has_warned(w) |
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85 |
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86 def test_short_max(self): |
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87 with test_support.check_warnings() as w: |
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88 ts.T_SHORT = SHRT_MAX+1 |
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89 self.has_warned(w) |
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90 |
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91 def test_short_min(self): |
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92 with test_support.check_warnings() as w: |
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93 ts.T_SHORT = SHRT_MIN-1 |
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94 self.has_warned(w) |
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95 |
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96 def test_ushort_max(self): |
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97 with test_support.check_warnings() as w: |
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98 ts.T_USHORT = USHRT_MAX+1 |
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99 self.has_warned(w) |
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100 |
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101 |
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102 |
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103 def test_main(verbose=None): |
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104 test_support.run_unittest(__name__) |
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105 |
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106 if __name__ == "__main__": |
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107 test_main(verbose=True) |