| [3225] | 1 | """Test correct treatment of hex/oct constants.
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| 2 |
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| 3 | This is complex because of changes due to PEP 237.
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| 4 | """
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| 5 |
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| 6 | import sys
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| 7 | platform_long_is_32_bits = sys.maxint == 2147483647
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| 8 |
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| 9 | import unittest
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| 10 | from test import test_support
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| 11 |
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| 12 | import warnings
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| 13 | warnings.filterwarnings("ignore", "hex/oct constants", FutureWarning,
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| 14 | "<string>")
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| 15 |
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| 16 | class TextHexOct(unittest.TestCase):
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| 17 |
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| 18 | def test_hex_baseline(self):
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| 19 | # Baseline tests
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| 20 | self.assertEqual(0x0, 0)
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| 21 | self.assertEqual(0x10, 16)
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| 22 | if platform_long_is_32_bits:
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| 23 | self.assertEqual(0x7fffffff, 2147483647)
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| 24 | else:
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| 25 | self.assertEqual(0x7fffffffffffffff, 9223372036854775807)
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| 26 | # Ditto with a minus sign and parentheses
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| 27 | self.assertEqual(-(0x0), 0)
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| 28 | self.assertEqual(-(0x10), -16)
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| 29 | if platform_long_is_32_bits:
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| 30 | self.assertEqual(-(0x7fffffff), -2147483647)
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| 31 | else:
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| 32 | self.assertEqual(-(0x7fffffffffffffff), -9223372036854775807)
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| 33 | # Ditto with a minus sign and NO parentheses
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| 34 | self.assertEqual(-0x0, 0)
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| 35 | self.assertEqual(-0x10, -16)
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| 36 | if platform_long_is_32_bits:
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| 37 | self.assertEqual(-0x7fffffff, -2147483647)
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| 38 | else:
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| 39 | self.assertEqual(-0x7fffffffffffffff, -9223372036854775807)
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| 40 |
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| 41 | def test_hex_unsigned(self):
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| 42 | if platform_long_is_32_bits:
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| 43 | # Positive constants
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| 44 | self.assertEqual(0x80000000, 2147483648L)
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| 45 | self.assertEqual(0xffffffff, 4294967295L)
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| 46 | # Ditto with a minus sign and parentheses
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| 47 | self.assertEqual(-(0x80000000), -2147483648L)
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| 48 | self.assertEqual(-(0xffffffff), -4294967295L)
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| 49 | # Ditto with a minus sign and NO parentheses
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| 50 | # This failed in Python 2.2 through 2.2.2 and in 2.3a1
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| 51 | self.assertEqual(-0x80000000, -2147483648L)
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| 52 | self.assertEqual(-0xffffffff, -4294967295L)
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| 53 | else:
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| 54 | # Positive constants
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| 55 | self.assertEqual(0x8000000000000000, 9223372036854775808L)
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| 56 | self.assertEqual(0xffffffffffffffff, 18446744073709551615L)
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| 57 | # Ditto with a minus sign and parentheses
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| 58 | self.assertEqual(-(0x8000000000000000), -9223372036854775808L)
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| 59 | self.assertEqual(-(0xffffffffffffffff), -18446744073709551615L)
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| 60 | # Ditto with a minus sign and NO parentheses
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| 61 | # This failed in Python 2.2 through 2.2.2 and in 2.3a1
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| 62 | self.assertEqual(-0x8000000000000000, -9223372036854775808L)
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| 63 | self.assertEqual(-0xffffffffffffffff, -18446744073709551615L)
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| 64 |
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| 65 | def test_oct_baseline(self):
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| 66 | # Baseline tests
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| 67 | self.assertEqual(00, 0)
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| 68 | self.assertEqual(020, 16)
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| 69 | if platform_long_is_32_bits:
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| 70 | self.assertEqual(017777777777, 2147483647)
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| 71 | else:
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| 72 | self.assertEqual(0777777777777777777777, 9223372036854775807)
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| 73 | # Ditto with a minus sign and parentheses
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| 74 | self.assertEqual(-(00), 0)
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| 75 | self.assertEqual(-(020), -16)
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| 76 | if platform_long_is_32_bits:
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| 77 | self.assertEqual(-(017777777777), -2147483647)
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| 78 | else:
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| 79 | self.assertEqual(-(0777777777777777777777), -9223372036854775807)
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| 80 | # Ditto with a minus sign and NO parentheses
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| 81 | self.assertEqual(-00, 0)
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| 82 | self.assertEqual(-020, -16)
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| 83 | if platform_long_is_32_bits:
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| 84 | self.assertEqual(-017777777777, -2147483647)
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| 85 | else:
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| 86 | self.assertEqual(-0777777777777777777777, -9223372036854775807)
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| 87 |
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| 88 | def test_oct_unsigned(self):
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| 89 | if platform_long_is_32_bits:
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| 90 | # Positive constants
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| 91 | self.assertEqual(020000000000, 2147483648L)
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| 92 | self.assertEqual(037777777777, 4294967295L)
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| 93 | # Ditto with a minus sign and parentheses
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| 94 | self.assertEqual(-(020000000000), -2147483648L)
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| 95 | self.assertEqual(-(037777777777), -4294967295L)
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| 96 | # Ditto with a minus sign and NO parentheses
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| 97 | # This failed in Python 2.2 through 2.2.2 and in 2.3a1
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| 98 | self.assertEqual(-020000000000, -2147483648L)
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| 99 | self.assertEqual(-037777777777, -4294967295L)
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| 100 | else:
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| 101 | # Positive constants
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| 102 | self.assertEqual(01000000000000000000000, 9223372036854775808L)
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| 103 | self.assertEqual(01777777777777777777777, 18446744073709551615L)
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| 104 | # Ditto with a minus sign and parentheses
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| 105 | self.assertEqual(-(01000000000000000000000), -9223372036854775808L)
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| 106 | self.assertEqual(-(01777777777777777777777), -18446744073709551615L)
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| 107 | # Ditto with a minus sign and NO parentheses
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| 108 | # This failed in Python 2.2 through 2.2.2 and in 2.3a1
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| 109 | self.assertEqual(-01000000000000000000000, -9223372036854775808L)
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| 110 | self.assertEqual(-01777777777777777777777, -18446744073709551615L)
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| 111 |
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| 112 | def test_main():
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| 113 | test_support.run_unittest(TextHexOct)
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| 114 |
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| 115 | if __name__ == "__main__":
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| 116 | test_main()
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