| Armin Rigo | 5eca19b | 2006-03-30 11:28:43 +0000 | [diff] [blame] | 1 | import unittest |
| 2 | from test import test_support |
| 3 | import operator |
| 4 | |
| 5 | class oldstyle: |
| 6 | def __index__(self): |
| 7 | return self.ind |
| 8 | |
| 9 | class newstyle(object): |
| 10 | def __index__(self): |
| 11 | return self.ind |
| 12 | |
| 13 | class ListTestCase(unittest.TestCase): |
| 14 | def setUp(self): |
| 15 | self.seq = [0,10,20,30,40,50] |
| 16 | self.o = oldstyle() |
| 17 | self.n = newstyle() |
| 18 | self.o2 = oldstyle() |
| 19 | self.n2 = newstyle() |
| 20 | |
| 21 | def test_basic(self): |
| 22 | self.o.ind = -2 |
| 23 | self.n.ind = 2 |
| 24 | assert(self.seq[self.n] == 20) |
| 25 | assert(self.seq[self.o] == 40) |
| 26 | assert(operator.index(self.o) == -2) |
| 27 | assert(operator.index(self.n) == 2) |
| 28 | |
| 29 | def test_error(self): |
| 30 | self.o.ind = 'dumb' |
| 31 | self.n.ind = 'bad' |
| 32 | myfunc = lambda x, obj: obj.seq[x] |
| 33 | self.failUnlessRaises(TypeError, operator.index, self.o) |
| 34 | self.failUnlessRaises(TypeError, operator.index, self.n) |
| 35 | self.failUnlessRaises(TypeError, myfunc, self.o, self) |
| 36 | self.failUnlessRaises(TypeError, myfunc, self.n, self) |
| 37 | |
| 38 | def test_slice(self): |
| 39 | self.o.ind = 1 |
| 40 | self.o2.ind = 3 |
| 41 | self.n.ind = 2 |
| 42 | self.n2.ind = 4 |
| 43 | assert(self.seq[self.o:self.o2] == self.seq[1:3]) |
| 44 | assert(self.seq[self.n:self.n2] == self.seq[2:4]) |
| 45 | |
| 46 | class TupleTestCase(unittest.TestCase): |
| 47 | def setUp(self): |
| 48 | self.seq = (0,10,20,30,40,50) |
| 49 | self.o = oldstyle() |
| 50 | self.n = newstyle() |
| 51 | self.o2 = oldstyle() |
| 52 | self.n2 = newstyle() |
| 53 | |
| 54 | |
| 55 | def test_basic(self): |
| 56 | self.o.ind = -2 |
| 57 | self.n.ind = 2 |
| 58 | assert(self.seq[self.n] == 20) |
| 59 | assert(self.seq[self.o] == 40) |
| 60 | assert(operator.index(self.o) == -2) |
| 61 | assert(operator.index(self.n) == 2) |
| 62 | |
| 63 | def test_error(self): |
| 64 | self.o.ind = 'dumb' |
| 65 | self.n.ind = 'bad' |
| 66 | myfunc = lambda x, obj: obj.seq[x] |
| 67 | self.failUnlessRaises(TypeError, operator.index, self.o) |
| 68 | self.failUnlessRaises(TypeError, operator.index, self.n) |
| 69 | self.failUnlessRaises(TypeError, myfunc, self.o, self) |
| 70 | self.failUnlessRaises(TypeError, myfunc, self.n, self) |
| 71 | |
| 72 | def test_slice(self): |
| 73 | self.o.ind = 1 |
| 74 | self.o2.ind = 3 |
| 75 | self.n.ind = 2 |
| 76 | self.n2.ind = 4 |
| 77 | assert(self.seq[self.o:self.o2] == self.seq[1:3]) |
| 78 | assert(self.seq[self.n:self.n2] == self.seq[2:4]) |
| 79 | |
| 80 | class StringTestCase(unittest.TestCase): |
| 81 | def setUp(self): |
| 82 | self.seq = "this is a test" |
| 83 | self.o = oldstyle() |
| 84 | self.n = newstyle() |
| 85 | self.o2 = oldstyle() |
| 86 | self.n2 = newstyle() |
| 87 | |
| 88 | |
| 89 | def test_basic(self): |
| 90 | self.o.ind = -2 |
| 91 | self.n.ind = 2 |
| 92 | assert(self.seq[self.n] == self.seq[2]) |
| 93 | assert(self.seq[self.o] == self.seq[-2]) |
| 94 | assert(operator.index(self.o) == -2) |
| 95 | assert(operator.index(self.n) == 2) |
| 96 | |
| 97 | def test_error(self): |
| 98 | self.o.ind = 'dumb' |
| 99 | self.n.ind = 'bad' |
| 100 | myfunc = lambda x, obj: obj.seq[x] |
| 101 | self.failUnlessRaises(TypeError, operator.index, self.o) |
| 102 | self.failUnlessRaises(TypeError, operator.index, self.n) |
| 103 | self.failUnlessRaises(TypeError, myfunc, self.o, self) |
| 104 | self.failUnlessRaises(TypeError, myfunc, self.n, self) |
| 105 | |
| 106 | def test_slice(self): |
| 107 | self.o.ind = 1 |
| 108 | self.o2.ind = 3 |
| 109 | self.n.ind = 2 |
| 110 | self.n2.ind = 4 |
| 111 | assert(self.seq[self.o:self.o2] == self.seq[1:3]) |
| 112 | assert(self.seq[self.n:self.n2] == self.seq[2:4]) |
| 113 | |
| 114 | |
| 115 | class UnicodeTestCase(unittest.TestCase): |
| 116 | def setUp(self): |
| 117 | self.seq = u"this is a test" |
| 118 | self.o = oldstyle() |
| 119 | self.n = newstyle() |
| 120 | self.o2 = oldstyle() |
| 121 | self.n2 = newstyle() |
| 122 | |
| 123 | |
| 124 | def test_basic(self): |
| 125 | self.o.ind = -2 |
| 126 | self.n.ind = 2 |
| 127 | assert(self.seq[self.n] == self.seq[2]) |
| 128 | assert(self.seq[self.o] == self.seq[-2]) |
| 129 | assert(operator.index(self.o) == -2) |
| 130 | assert(operator.index(self.n) == 2) |
| 131 | |
| 132 | def test_error(self): |
| 133 | self.o.ind = 'dumb' |
| 134 | self.n.ind = 'bad' |
| 135 | myfunc = lambda x, obj: obj.seq[x] |
| 136 | self.failUnlessRaises(TypeError, operator.index, self.o) |
| 137 | self.failUnlessRaises(TypeError, operator.index, self.n) |
| 138 | self.failUnlessRaises(TypeError, myfunc, self.o, self) |
| 139 | self.failUnlessRaises(TypeError, myfunc, self.n, self) |
| 140 | |
| 141 | def test_slice(self): |
| 142 | self.o.ind = 1 |
| 143 | self.o2.ind = 3 |
| 144 | self.n.ind = 2 |
| 145 | self.n2.ind = 4 |
| 146 | assert(self.seq[self.o:self.o2] == self.seq[1:3]) |
| 147 | assert(self.seq[self.n:self.n2] == self.seq[2:4]) |
| 148 | |
| 149 | |
| 150 | def test_main(): |
| 151 | test_support.run_unittest( |
| 152 | ListTestCase, |
| 153 | TupleTestCase, |
| 154 | StringTestCase, |
| 155 | UnicodeTestCase |
| 156 | ) |
| 157 | |
| 158 | if __name__ == "__main__": |
| 159 | test_main() |