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Eric Smithf1bb97c2008-03-17 18:40:10 +00001"""Test correct treatment of hex/oct constants.
2
3This is complex because of changes due to PEP 237.
4"""
5
6import unittest
Benjamin Petersonee8712c2008-05-20 21:35:26 +00007from test import support
Eric Smithf1bb97c2008-03-17 18:40:10 +00008
Christian Heimesd5e2b6f2008-03-19 21:50:51 +00009class TestHexOctBin(unittest.TestCase):
Eric Smithf1bb97c2008-03-17 18:40:10 +000010
11 def test_hex_baseline(self):
12 # A few upper/lowercase tests
13 self.assertEqual(0x0, 0X0)
14 self.assertEqual(0x1, 0X1)
15 self.assertEqual(0x123456789abcdef, 0X123456789abcdef)
16 # Baseline tests
17 self.assertEqual(0x0, 0)
18 self.assertEqual(0x10, 16)
19 self.assertEqual(0x7fffffff, 2147483647)
20 self.assertEqual(0x7fffffffffffffff, 9223372036854775807)
21 # Ditto with a minus sign and parentheses
22 self.assertEqual(-(0x0), 0)
23 self.assertEqual(-(0x10), -16)
24 self.assertEqual(-(0x7fffffff), -2147483647)
25 self.assertEqual(-(0x7fffffffffffffff), -9223372036854775807)
26 # Ditto with a minus sign and NO parentheses
27 self.assertEqual(-0x0, 0)
28 self.assertEqual(-0x10, -16)
29 self.assertEqual(-0x7fffffff, -2147483647)
30 self.assertEqual(-0x7fffffffffffffff, -9223372036854775807)
31
32 def test_hex_unsigned(self):
33 # Positive constants
34 self.assertEqual(0x80000000, 2147483648)
35 self.assertEqual(0xffffffff, 4294967295)
36 # Ditto with a minus sign and parentheses
37 self.assertEqual(-(0x80000000), -2147483648)
38 self.assertEqual(-(0xffffffff), -4294967295)
39 # Ditto with a minus sign and NO parentheses
40 # This failed in Python 2.2 through 2.2.2 and in 2.3a1
41 self.assertEqual(-0x80000000, -2147483648)
42 self.assertEqual(-0xffffffff, -4294967295)
43
44 # Positive constants
45 self.assertEqual(0x8000000000000000, 9223372036854775808)
46 self.assertEqual(0xffffffffffffffff, 18446744073709551615)
47 # Ditto with a minus sign and parentheses
48 self.assertEqual(-(0x8000000000000000), -9223372036854775808)
49 self.assertEqual(-(0xffffffffffffffff), -18446744073709551615)
50 # Ditto with a minus sign and NO parentheses
51 # This failed in Python 2.2 through 2.2.2 and in 2.3a1
52 self.assertEqual(-0x8000000000000000, -9223372036854775808)
53 self.assertEqual(-0xffffffffffffffff, -18446744073709551615)
54
55 def test_oct_baseline(self):
56 # A few upper/lowercase tests
57 self.assertEqual(0o0, 0O0)
58 self.assertEqual(0o1, 0O1)
59 self.assertEqual(0o1234567, 0O1234567)
60 # Baseline tests
61 self.assertEqual(0o0, 0)
62 self.assertEqual(0o20, 16)
63 self.assertEqual(0o17777777777, 2147483647)
64 self.assertEqual(0o777777777777777777777, 9223372036854775807)
65 # Ditto with a minus sign and parentheses
66 self.assertEqual(-(0o0), 0)
67 self.assertEqual(-(0o20), -16)
68 self.assertEqual(-(0o17777777777), -2147483647)
69 self.assertEqual(-(0o777777777777777777777), -9223372036854775807)
70 # Ditto with a minus sign and NO parentheses
71 self.assertEqual(-0o0, 0)
72 self.assertEqual(-0o20, -16)
73 self.assertEqual(-0o17777777777, -2147483647)
74 self.assertEqual(-0o777777777777777777777, -9223372036854775807)
75
76 def test_oct_unsigned(self):
77 # Positive constants
78 self.assertEqual(0o20000000000, 2147483648)
79 self.assertEqual(0o37777777777, 4294967295)
80 # Ditto with a minus sign and parentheses
81 self.assertEqual(-(0o20000000000), -2147483648)
82 self.assertEqual(-(0o37777777777), -4294967295)
83 # Ditto with a minus sign and NO parentheses
84 # This failed in Python 2.2 through 2.2.2 and in 2.3a1
85 self.assertEqual(-0o20000000000, -2147483648)
86 self.assertEqual(-0o37777777777, -4294967295)
87
88 # Positive constants
89 self.assertEqual(0o1000000000000000000000, 9223372036854775808)
90 self.assertEqual(0o1777777777777777777777, 18446744073709551615)
91 # Ditto with a minus sign and parentheses
92 self.assertEqual(-(0o1000000000000000000000), -9223372036854775808)
93 self.assertEqual(-(0o1777777777777777777777), -18446744073709551615)
94 # Ditto with a minus sign and NO parentheses
95 # This failed in Python 2.2 through 2.2.2 and in 2.3a1
96 self.assertEqual(-0o1000000000000000000000, -9223372036854775808)
97 self.assertEqual(-0o1777777777777777777777, -18446744073709551615)
98
99 def test_bin_baseline(self):
100 # A few upper/lowercase tests
101 self.assertEqual(0b0, 0B0)
102 self.assertEqual(0b1, 0B1)
103 self.assertEqual(0b10101010101, 0B10101010101)
104 # Baseline tests
105 self.assertEqual(0b0, 0)
106 self.assertEqual(0b10000, 16)
107 self.assertEqual(0b1111111111111111111111111111111, 2147483647)
108 self.assertEqual(0b111111111111111111111111111111111111111111111111111111111111111, 9223372036854775807)
109 # Ditto with a minus sign and parentheses
110 self.assertEqual(-(0b0), 0)
111 self.assertEqual(-(0b10000), -16)
112 self.assertEqual(-(0b1111111111111111111111111111111), -2147483647)
113 self.assertEqual(-(0b111111111111111111111111111111111111111111111111111111111111111), -9223372036854775807)
114 # Ditto with a minus sign and NO parentheses
115 self.assertEqual(-0b0, 0)
116 self.assertEqual(-0b10000, -16)
117 self.assertEqual(-0b1111111111111111111111111111111, -2147483647)
118 self.assertEqual(-0b111111111111111111111111111111111111111111111111111111111111111, -9223372036854775807)
119
120 def test_bin_unsigned(self):
121 # Positive constants
122 self.assertEqual(0b10000000000000000000000000000000, 2147483648)
123 self.assertEqual(0b11111111111111111111111111111111, 4294967295)
124 # Ditto with a minus sign and parentheses
125 self.assertEqual(-(0b10000000000000000000000000000000), -2147483648)
126 self.assertEqual(-(0b11111111111111111111111111111111), -4294967295)
127 # Ditto with a minus sign and NO parentheses
128 # This failed in Python 2.2 through 2.2.2 and in 2.3a1
129 self.assertEqual(-0b10000000000000000000000000000000, -2147483648)
130 self.assertEqual(-0b11111111111111111111111111111111, -4294967295)
131
132 # Positive constants
133 self.assertEqual(0b1000000000000000000000000000000000000000000000000000000000000000, 9223372036854775808)
134 self.assertEqual(0b1111111111111111111111111111111111111111111111111111111111111111, 18446744073709551615)
135 # Ditto with a minus sign and parentheses
136 self.assertEqual(-(0b1000000000000000000000000000000000000000000000000000000000000000), -9223372036854775808)
137 self.assertEqual(-(0b1111111111111111111111111111111111111111111111111111111111111111), -18446744073709551615)
138 # Ditto with a minus sign and NO parentheses
139 # This failed in Python 2.2 through 2.2.2 and in 2.3a1
140 self.assertEqual(-0b1000000000000000000000000000000000000000000000000000000000000000, -9223372036854775808)
141 self.assertEqual(-0b1111111111111111111111111111111111111111111111111111111111111111, -18446744073709551615)
142
143def test_main():
Benjamin Petersonee8712c2008-05-20 21:35:26 +0000144 support.run_unittest(TestHexOctBin)
Eric Smithf1bb97c2008-03-17 18:40:10 +0000145
146if __name__ == "__main__":
147 test_main()