symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_richcmp.py
author William Roberts <williamr@symbian.org>
Tue, 04 Aug 2009 11:50:27 +0100
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# Tests for rich comparisons
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import unittest
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from test import test_support
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import operator
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class Number:
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    def __init__(self, x):
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        self.x = x
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    def __lt__(self, other):
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        return self.x < other
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    def __le__(self, other):
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        return self.x <= other
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    def __eq__(self, other):
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        return self.x == other
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    def __ne__(self, other):
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        return self.x != other
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    def __gt__(self, other):
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        return self.x > other
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    def __ge__(self, other):
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        return self.x >= other
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    def __cmp__(self, other):
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        raise test_support.TestFailed, "Number.__cmp__() should not be called"
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    def __repr__(self):
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        return "Number(%r)" % (self.x, )
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class Vector:
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    def __init__(self, data):
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        self.data = data
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    def __len__(self):
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        return len(self.data)
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    def __getitem__(self, i):
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        return self.data[i]
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    def __setitem__(self, i, v):
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        self.data[i] = v
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    __hash__ = None # Vectors cannot be hashed
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    def __nonzero__(self):
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        raise TypeError, "Vectors cannot be used in Boolean contexts"
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    def __cmp__(self, other):
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        raise test_support.TestFailed, "Vector.__cmp__() should not be called"
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    def __repr__(self):
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        return "Vector(%r)" % (self.data, )
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    def __lt__(self, other):
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        return Vector([a < b for a, b in zip(self.data, self.__cast(other))])
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    def __le__(self, other):
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        return Vector([a <= b for a, b in zip(self.data, self.__cast(other))])
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    def __eq__(self, other):
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        return Vector([a == b for a, b in zip(self.data, self.__cast(other))])
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    def __ne__(self, other):
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        return Vector([a != b for a, b in zip(self.data, self.__cast(other))])
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    def __gt__(self, other):
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        return Vector([a > b for a, b in zip(self.data, self.__cast(other))])
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    def __ge__(self, other):
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        return Vector([a >= b for a, b in zip(self.data, self.__cast(other))])
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    def __cast(self, other):
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        if isinstance(other, Vector):
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            other = other.data
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        if len(self.data) != len(other):
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            raise ValueError, "Cannot compare vectors of different length"
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        return other
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opmap = {
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    "lt": (lambda a,b: a< b, operator.lt, operator.__lt__),
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    "le": (lambda a,b: a<=b, operator.le, operator.__le__),
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    "eq": (lambda a,b: a==b, operator.eq, operator.__eq__),
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    "ne": (lambda a,b: a!=b, operator.ne, operator.__ne__),
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    "gt": (lambda a,b: a> b, operator.gt, operator.__gt__),
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    "ge": (lambda a,b: a>=b, operator.ge, operator.__ge__)
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}
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class VectorTest(unittest.TestCase):
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    def checkfail(self, error, opname, *args):
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        for op in opmap[opname]:
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            self.assertRaises(error, op, *args)
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    def checkequal(self, opname, a, b, expres):
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        for op in opmap[opname]:
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            realres = op(a, b)
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            # can't use assertEqual(realres, expres) here
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            self.assertEqual(len(realres), len(expres))
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            for i in xrange(len(realres)):
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                # results are bool, so we can use "is" here
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                self.assert_(realres[i] is expres[i])
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    def test_mixed(self):
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        # check that comparisons involving Vector objects
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        # which return rich results (i.e. Vectors with itemwise
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        # comparison results) work
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        a = Vector(range(2))
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        b = Vector(range(3))
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        # all comparisons should fail for different length
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        for opname in opmap:
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            self.checkfail(ValueError, opname, a, b)
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   121
        a = range(5)
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   122
        b = 5 * [2]
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parents:
diff changeset
   123
        # try mixed arguments (but not (a, b) as that won't return a bool vector)
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parents:
diff changeset
   124
        args = [(a, Vector(b)), (Vector(a), b), (Vector(a), Vector(b))]
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parents:
diff changeset
   125
        for (a, b) in args:
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diff changeset
   126
            self.checkequal("lt", a, b, [True,  True,  False, False, False])
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parents:
diff changeset
   127
            self.checkequal("le", a, b, [True,  True,  True,  False, False])
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parents:
diff changeset
   128
            self.checkequal("eq", a, b, [False, False, True,  False, False])
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parents:
diff changeset
   129
            self.checkequal("ne", a, b, [True,  True,  False, True,  True ])
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diff changeset
   130
            self.checkequal("gt", a, b, [False, False, False, True,  True ])
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parents:
diff changeset
   131
            self.checkequal("ge", a, b, [False, False, True,  True,  True ])
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parents:
diff changeset
   132
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   133
            for ops in opmap.itervalues():
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diff changeset
   134
                for op in ops:
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diff changeset
   135
                    # calls __nonzero__, which should fail
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parents:
diff changeset
   136
                    self.assertRaises(TypeError, bool, op(a, b))
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parents:
diff changeset
   137
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   138
class NumberTest(unittest.TestCase):
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diff changeset
   139
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   140
    def test_basic(self):
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   141
        # Check that comparisons involving Number objects
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parents:
diff changeset
   142
        # give the same results give as comparing the
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diff changeset
   143
        # corresponding ints
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   144
        for a in xrange(3):
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martin.trojer@nokia.com
parents:
diff changeset
   145
            for b in xrange(3):
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parents:
diff changeset
   146
                for typea in (int, Number):
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parents:
diff changeset
   147
                    for typeb in (int, Number):
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diff changeset
   148
                        if typea==typeb==int:
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diff changeset
   149
                            continue # the combination int, int is useless
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   150
                        ta = typea(a)
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diff changeset
   151
                        tb = typeb(b)
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parents:
diff changeset
   152
                        for ops in opmap.itervalues():
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parents:
diff changeset
   153
                            for op in ops:
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diff changeset
   154
                                realoutcome = op(a, b)
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parents:
diff changeset
   155
                                testoutcome = op(ta, tb)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   156
                                self.assertEqual(realoutcome, testoutcome)
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parents:
diff changeset
   157
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   158
    def checkvalue(self, opname, a, b, expres):
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parents:
diff changeset
   159
        for typea in (int, Number):
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martin.trojer@nokia.com
parents:
diff changeset
   160
            for typeb in (int, Number):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   161
                ta = typea(a)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   162
                tb = typeb(b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   163
                for op in opmap[opname]:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   164
                    realres = op(ta, tb)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   165
                    realres = getattr(realres, "x", realres)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   166
                    self.assert_(realres is expres)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   167
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   168
    def test_values(self):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   169
        # check all operators and all comparison results
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   170
        self.checkvalue("lt", 0, 0, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   171
        self.checkvalue("le", 0, 0, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   172
        self.checkvalue("eq", 0, 0, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   173
        self.checkvalue("ne", 0, 0, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   174
        self.checkvalue("gt", 0, 0, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   175
        self.checkvalue("ge", 0, 0, True )
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martin.trojer@nokia.com
parents:
diff changeset
   176
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   177
        self.checkvalue("lt", 0, 1, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   178
        self.checkvalue("le", 0, 1, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   179
        self.checkvalue("eq", 0, 1, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   180
        self.checkvalue("ne", 0, 1, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   181
        self.checkvalue("gt", 0, 1, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   182
        self.checkvalue("ge", 0, 1, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   183
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   184
        self.checkvalue("lt", 1, 0, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   185
        self.checkvalue("le", 1, 0, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   186
        self.checkvalue("eq", 1, 0, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   187
        self.checkvalue("ne", 1, 0, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   188
        self.checkvalue("gt", 1, 0, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   189
        self.checkvalue("ge", 1, 0, True )
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   190
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   191
class MiscTest(unittest.TestCase):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   192
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   193
    def test_misbehavin(self):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   194
        class Misb:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   195
            def __lt__(self, other): return 0
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   196
            def __gt__(self, other): return 0
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   197
            def __eq__(self, other): return 0
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   198
            def __le__(self, other): raise TestFailed, "This shouldn't happen"
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   199
            def __ge__(self, other): raise TestFailed, "This shouldn't happen"
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   200
            def __ne__(self, other): raise TestFailed, "This shouldn't happen"
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   201
            def __cmp__(self, other): raise RuntimeError, "expected"
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   202
        a = Misb()
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   203
        b = Misb()
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   204
        self.assertEqual(a<b, 0)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   205
        self.assertEqual(a==b, 0)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   206
        self.assertEqual(a>b, 0)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   207
        self.assertRaises(RuntimeError, cmp, a, b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   208
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   209
    def test_not(self):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   210
        # Check that exceptions in __nonzero__ are properly
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   211
        # propagated by the not operator
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   212
        import operator
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   213
        class Exc(Exception):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   214
            pass
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   215
        class Bad:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   216
            def __nonzero__(self):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   217
                raise Exc
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   218
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   219
        def do(bad):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   220
            not bad
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   221
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   222
        for func in (do, operator.not_):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   223
            self.assertRaises(Exc, func, Bad())
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   224
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   225
    def test_recursion(self):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   226
        # Check that comparison for recursive objects fails gracefully
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   227
        from UserList import UserList
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   228
        a = UserList()
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   229
        b = UserList()
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   230
        a.append(b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   231
        b.append(a)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   232
        self.assertRaises(RuntimeError, operator.eq, a, b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   233
        self.assertRaises(RuntimeError, operator.ne, a, b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   234
        self.assertRaises(RuntimeError, operator.lt, a, b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   235
        self.assertRaises(RuntimeError, operator.le, a, b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   236
        self.assertRaises(RuntimeError, operator.gt, a, b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   237
        self.assertRaises(RuntimeError, operator.ge, a, b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   238
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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        b.append(17)
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diff changeset
   240
        # Even recursive lists of different lengths are different,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   241
        # but they cannot be ordered
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diff changeset
   242
        self.assert_(not (a == b))
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diff changeset
   243
        self.assert_(a != b)
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   244
        self.assertRaises(RuntimeError, operator.lt, a, b)
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diff changeset
   245
        self.assertRaises(RuntimeError, operator.le, a, b)
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diff changeset
   246
        self.assertRaises(RuntimeError, operator.gt, a, b)
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diff changeset
   247
        self.assertRaises(RuntimeError, operator.ge, a, b)
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diff changeset
   248
        a.append(17)
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diff changeset
   249
        self.assertRaises(RuntimeError, operator.eq, a, b)
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diff changeset
   250
        self.assertRaises(RuntimeError, operator.ne, a, b)
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diff changeset
   251
        a.insert(0, 11)
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diff changeset
   252
        b.insert(0, 12)
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parents:
diff changeset
   253
        self.assert_(not (a == b))
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diff changeset
   254
        self.assert_(a != b)
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diff changeset
   255
        self.assert_(a < b)
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diff changeset
   256
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   257
class DictTest(unittest.TestCase):
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diff changeset
   258
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   259
    def test_dicts(self):
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diff changeset
   260
        # Verify that __eq__ and __ne__ work for dicts even if the keys and
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   261
        # values don't support anything other than __eq__ and __ne__ (and
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   262
        # __hash__).  Complex numbers are a fine example of that.
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   263
        import random
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   264
        imag1a = {}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   265
        for i in range(50):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   266
            imag1a[random.randrange(100)*1j] = random.randrange(100)*1j
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diff changeset
   267
        items = imag1a.items()
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parents:
diff changeset
   268
        random.shuffle(items)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   269
        imag1b = {}
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diff changeset
   270
        for k, v in items:
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diff changeset
   271
            imag1b[k] = v
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parents:
diff changeset
   272
        imag2 = imag1b.copy()
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diff changeset
   273
        imag2[k] = v + 1.0
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   274
        self.assert_(imag1a == imag1a)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   275
        self.assert_(imag1a == imag1b)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   276
        self.assert_(imag2 == imag2)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   277
        self.assert_(imag1a != imag2)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   278
        for opname in ("lt", "le", "gt", "ge"):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   279
            for op in opmap[opname]:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   280
                self.assertRaises(TypeError, op, imag1a, imag2)
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diff changeset
   281
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   282
class ListTest(unittest.TestCase):
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diff changeset
   283
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   284
    def assertIs(self, a, b):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   285
        self.assert_(a is b)
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parents:
diff changeset
   286
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   287
    def test_coverage(self):
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parents:
diff changeset
   288
        # exercise all comparisons for lists
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   289
        x = [42]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   290
        self.assertIs(x<x, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   291
        self.assertIs(x<=x, True)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   292
        self.assertIs(x==x, True)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   293
        self.assertIs(x!=x, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   294
        self.assertIs(x>x, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   295
        self.assertIs(x>=x, True)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   296
        y = [42, 42]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   297
        self.assertIs(x<y, True)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   298
        self.assertIs(x<=y, True)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   299
        self.assertIs(x==y, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   300
        self.assertIs(x!=y, True)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   301
        self.assertIs(x>y, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   302
        self.assertIs(x>=y, False)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   303
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   304
    def test_badentry(self):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   305
        # make sure that exceptions for item comparison are properly
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   306
        # propagated in list comparisons
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   307
        class Exc(Exception):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   308
            pass
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   309
        class Bad:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   310
            def __eq__(self, other):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   311
                raise Exc
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   312
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   313
        x = [Bad()]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   314
        y = [Bad()]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   315
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   316
        for op in opmap["eq"]:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   317
            self.assertRaises(Exc, op, x, y)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   318
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   319
    def test_goodentry(self):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   320
        # This test exercises the final call to PyObject_RichCompare()
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   321
        # in Objects/listobject.c::list_richcompare()
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   322
        class Good:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   323
            def __lt__(self, other):
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   324
                return True
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   325
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   326
        x = [Good()]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   327
        y = [Good()]
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   328
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   329
        for op in opmap["lt"]:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   330
            self.assertIs(op(x, y), True)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   331
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   332
def test_main():
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   333
    test_support.run_unittest(VectorTest, NumberTest, MiscTest, DictTest, ListTest)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   334
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   335
if __name__ == "__main__":
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   336
    test_main()