Home | History | Annotate | Download | only in test 
      1 """Test correct treatment of hex/oct constants.
      2 
      3 This is complex because of changes due to PEP 237.
      4 """
      5 
      6 import unittest
      7 from test import test_support
      8 
      9 
     10 class TestHexOctBin(unittest.TestCase):
     11 
     12     def test_hex_baseline(self):
     13         # A few upper/lowercase tests

     14         self.assertEqual(0x0, 0X0)
     15         self.assertEqual(0x1, 0X1)
     16         self.assertEqual(0x123456789abcdef, 0X123456789abcdef)
     17         # Baseline tests

     18         self.assertEqual(0x0, 0)
     19         self.assertEqual(0x10, 16)
     20         self.assertEqual(0x7fffffff, 2147483647)
     21         self.assertEqual(0x7fffffffffffffff, 9223372036854775807)
     22         # Ditto with a minus sign and parentheses

     23         self.assertEqual(-(0x0), 0)
     24         self.assertEqual(-(0x10), -16)
     25         self.assertEqual(-(0x7fffffff), -2147483647)
     26         self.assertEqual(-(0x7fffffffffffffff), -9223372036854775807)
     27         # Ditto with a minus sign and NO parentheses

     28         self.assertEqual(-0x0, 0)
     29         self.assertEqual(-0x10, -16)
     30         self.assertEqual(-0x7fffffff, -2147483647)
     31         self.assertEqual(-0x7fffffffffffffff, -9223372036854775807)
     32 
     33     def test_hex_unsigned(self):
     34         # Positive constants

     35         self.assertEqual(0x80000000, 2147483648L)
     36         self.assertEqual(0xffffffff, 4294967295L)
     37         # Ditto with a minus sign and parentheses

     38         self.assertEqual(-(0x80000000), -2147483648L)
     39         self.assertEqual(-(0xffffffff), -4294967295L)
     40         # Ditto with a minus sign and NO parentheses

     41         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

     42         self.assertEqual(-0x80000000, -2147483648L)
     43         self.assertEqual(-0xffffffff, -4294967295L)
     44 
     45         # Positive constants

     46         self.assertEqual(0x8000000000000000, 9223372036854775808L)
     47         self.assertEqual(0xffffffffffffffff, 18446744073709551615L)
     48         # Ditto with a minus sign and parentheses

     49         self.assertEqual(-(0x8000000000000000), -9223372036854775808L)
     50         self.assertEqual(-(0xffffffffffffffff), -18446744073709551615L)
     51         # Ditto with a minus sign and NO parentheses

     52         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

     53         self.assertEqual(-0x8000000000000000, -9223372036854775808L)
     54         self.assertEqual(-0xffffffffffffffff, -18446744073709551615L)
     55 
     56     def test_oct_baseline(self):
     57         # Baseline tests

     58         self.assertEqual(00, 0)
     59         self.assertEqual(020, 16)
     60         self.assertEqual(017777777777, 2147483647)
     61         self.assertEqual(0777777777777777777777, 9223372036854775807)
     62         # Ditto with a minus sign and parentheses

     63         self.assertEqual(-(00), 0)
     64         self.assertEqual(-(020), -16)
     65         self.assertEqual(-(017777777777), -2147483647)
     66         self.assertEqual(-(0777777777777777777777), -9223372036854775807)
     67         # Ditto with a minus sign and NO parentheses

     68         self.assertEqual(-00, 0)
     69         self.assertEqual(-020, -16)
     70         self.assertEqual(-017777777777, -2147483647)
     71         self.assertEqual(-0777777777777777777777, -9223372036854775807)
     72 
     73     def test_oct_baseline_new(self):
     74         # A few upper/lowercase tests

     75         self.assertEqual(0o0, 0O0)
     76         self.assertEqual(0o1, 0O1)
     77         self.assertEqual(0o1234567, 0O1234567)
     78         # Baseline tests

     79         self.assertEqual(0o0, 0)
     80         self.assertEqual(0o20, 16)
     81         self.assertEqual(0o17777777777, 2147483647)
     82         self.assertEqual(0o777777777777777777777, 9223372036854775807)
     83         # Ditto with a minus sign and parentheses

     84         self.assertEqual(-(0o0), 0)
     85         self.assertEqual(-(0o20), -16)
     86         self.assertEqual(-(0o17777777777), -2147483647)
     87         self.assertEqual(-(0o777777777777777777777), -9223372036854775807)
     88         # Ditto with a minus sign and NO parentheses

     89         self.assertEqual(-0o0, 0)
     90         self.assertEqual(-0o20, -16)
     91         self.assertEqual(-0o17777777777, -2147483647)
     92         self.assertEqual(-0o777777777777777777777, -9223372036854775807)
     93 
     94     def test_oct_unsigned(self):
     95         # Positive constants

     96         self.assertEqual(020000000000, 2147483648L)
     97         self.assertEqual(037777777777, 4294967295L)
     98         # Ditto with a minus sign and parentheses

     99         self.assertEqual(-(020000000000), -2147483648L)
    100         self.assertEqual(-(037777777777), -4294967295L)
    101         # Ditto with a minus sign and NO parentheses

    102         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

    103         self.assertEqual(-020000000000, -2147483648L)
    104         self.assertEqual(-037777777777, -4294967295L)
    105 
    106         # Positive constants

    107         self.assertEqual(01000000000000000000000, 9223372036854775808L)
    108         self.assertEqual(01777777777777777777777, 18446744073709551615L)
    109         # Ditto with a minus sign and parentheses

    110         self.assertEqual(-(01000000000000000000000), -9223372036854775808L)
    111         self.assertEqual(-(01777777777777777777777), -18446744073709551615L)
    112         # Ditto with a minus sign and NO parentheses

    113         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

    114         self.assertEqual(-01000000000000000000000, -9223372036854775808L)
    115         self.assertEqual(-01777777777777777777777, -18446744073709551615L)
    116 
    117     def test_oct_unsigned_new(self):
    118         # Positive constants

    119         self.assertEqual(0o20000000000, 2147483648L)
    120         self.assertEqual(0o37777777777, 4294967295L)
    121         # Ditto with a minus sign and parentheses

    122         self.assertEqual(-(0o20000000000), -2147483648L)
    123         self.assertEqual(-(0o37777777777), -4294967295L)
    124         # Ditto with a minus sign and NO parentheses

    125         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

    126         self.assertEqual(-0o20000000000, -2147483648L)
    127         self.assertEqual(-0o37777777777, -4294967295L)
    128 
    129         # Positive constants

    130         self.assertEqual(0o1000000000000000000000, 9223372036854775808L)
    131         self.assertEqual(0o1777777777777777777777, 18446744073709551615L)
    132         # Ditto with a minus sign and parentheses

    133         self.assertEqual(-(0o1000000000000000000000), -9223372036854775808L)
    134         self.assertEqual(-(0o1777777777777777777777), -18446744073709551615L)
    135         # Ditto with a minus sign and NO parentheses

    136         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

    137         self.assertEqual(-0o1000000000000000000000, -9223372036854775808L)
    138         self.assertEqual(-0o1777777777777777777777, -18446744073709551615L)
    139 
    140     def test_bin_baseline(self):
    141         # A few upper/lowercase tests

    142         self.assertEqual(0b0, 0B0)
    143         self.assertEqual(0b1, 0B1)
    144         self.assertEqual(0b10101010101, 0B10101010101)
    145         # Baseline tests

    146         self.assertEqual(0b0, 0)
    147         self.assertEqual(0b10000, 16)
    148         self.assertEqual(0b1111111111111111111111111111111, 2147483647)
    149         self.assertEqual(0b111111111111111111111111111111111111111111111111111111111111111, 9223372036854775807)
    150         # Ditto with a minus sign and parentheses

    151         self.assertEqual(-(0b0), 0)
    152         self.assertEqual(-(0b10000), -16)
    153         self.assertEqual(-(0b1111111111111111111111111111111), -2147483647)
    154         self.assertEqual(-(0b111111111111111111111111111111111111111111111111111111111111111), -9223372036854775807)
    155         # Ditto with a minus sign and NO parentheses

    156         self.assertEqual(-0b0, 0)
    157         self.assertEqual(-0b10000, -16)
    158         self.assertEqual(-0b1111111111111111111111111111111, -2147483647)
    159         self.assertEqual(-0b111111111111111111111111111111111111111111111111111111111111111, -9223372036854775807)
    160 
    161     def test_bin_unsigned(self):
    162         # Positive constants

    163         self.assertEqual(0b10000000000000000000000000000000, 2147483648L)
    164         self.assertEqual(0b11111111111111111111111111111111, 4294967295L)
    165         # Ditto with a minus sign and parentheses

    166         self.assertEqual(-(0b10000000000000000000000000000000), -2147483648L)
    167         self.assertEqual(-(0b11111111111111111111111111111111), -4294967295L)
    168         # Ditto with a minus sign and NO parentheses

    169         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

    170         self.assertEqual(-0b10000000000000000000000000000000, -2147483648L)
    171         self.assertEqual(-0b11111111111111111111111111111111, -4294967295L)
    172 
    173         # Positive constants

    174         self.assertEqual(0b1000000000000000000000000000000000000000000000000000000000000000, 9223372036854775808L)
    175         self.assertEqual(0b1111111111111111111111111111111111111111111111111111111111111111, 18446744073709551615L)
    176         # Ditto with a minus sign and parentheses

    177         self.assertEqual(-(0b1000000000000000000000000000000000000000000000000000000000000000), -9223372036854775808L)
    178         self.assertEqual(-(0b1111111111111111111111111111111111111111111111111111111111111111), -18446744073709551615L)
    179         # Ditto with a minus sign and NO parentheses

    180         # This failed in Python 2.2 through 2.2.2 and in 2.3a1

    181         self.assertEqual(-0b1000000000000000000000000000000000000000000000000000000000000000, -9223372036854775808L)
    182         self.assertEqual(-0b1111111111111111111111111111111111111111111111111111111111111111, -18446744073709551615L)
    183 
    184 def test_main():
    185     test_support.run_unittest(TestHexOctBin)
    186 
    187 if __name__ == "__main__":
    188     test_main()
    189