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