|
| 1 | +import sys |
| 2 | +import unittest |
| 3 | + |
| 4 | +if not sys.platform.startswith('win'): |
| 5 | + raise unittest.SkipTest('Windows-only test') |
| 6 | + |
| 7 | +from ctypes import * |
| 8 | +from ctypes import wintypes |
| 9 | + |
| 10 | +class WinTypesTest(unittest.TestCase): |
| 11 | + def test_variant_bool(self): |
| 12 | + # reads 16-bits from memory, anything non-zero is True |
| 13 | + for true_value in (1, 32767, 32768, 65535, 65537): |
| 14 | + true = POINTER(c_int16)(c_int16(true_value)) |
| 15 | + value = cast(true, POINTER(wintypes.VARIANT_BOOL)) |
| 16 | + self.assertEqual(repr(value.contents), 'VARIANT_BOOL(True)') |
| 17 | + |
| 18 | + vb = wintypes.VARIANT_BOOL() |
| 19 | + self.assertIs(vb.value, False) |
| 20 | + vb.value = True |
| 21 | + self.assertIs(vb.value, True) |
| 22 | + vb.value = true_value |
| 23 | + self.assertIs(vb.value, True) |
| 24 | + |
| 25 | + for false_value in (0, 65536, 262144, 2**33): |
| 26 | + false = POINTER(c_int16)(c_int16(false_value)) |
| 27 | + value = cast(false, POINTER(wintypes.VARIANT_BOOL)) |
| 28 | + self.assertEqual(repr(value.contents), 'VARIANT_BOOL(False)') |
| 29 | + |
| 30 | + # allow any bool conversion on assignment to value |
| 31 | + for set_value in (65536, 262144, 2**33): |
| 32 | + vb = wintypes.VARIANT_BOOL() |
| 33 | + vb.value = set_value |
| 34 | + self.assertIs(vb.value, True) |
| 35 | + |
| 36 | + vb = wintypes.VARIANT_BOOL() |
| 37 | + vb.value = [2, 3] |
| 38 | + self.assertIs(vb.value, True) |
| 39 | + vb.value = [] |
| 40 | + self.assertIs(vb.value, False) |
| 41 | + |
| 42 | +if __name__ == "__main__": |
| 43 | + unittest.main() |
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