Exemple #1
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    def test_index_valueerror(self):
        """The index method should raise a ValueError if item not in list"""
        for n in TestLazySorted.test_lengths:
            xs = range(n)
            for rep in xrange(5):
                random.shuffle(xs)
                ls = LazySorted(xs)

                self.assertRaises(ValueError, lambda: ls.index(-1))
                self.assertRaises(ValueError, lambda: ls.index(n))
                self.assertRaises(ValueError, lambda: ls.index(5.5))
Exemple #2
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    def test_index_valueerror(self):
        """The index method should raise a ValueError if item not in list"""
        for n in TestLazySorted.test_lengths:
            xs = range(n)
            for rep in xrange(5):
                random.shuffle(xs)
                ls = LazySorted(xs)

                self.assertRaises(ValueError, lambda: ls.index(-1))
                self.assertRaises(ValueError, lambda: ls.index(n))
                self.assertRaises(ValueError, lambda: ls.index(5.5))
Exemple #3
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    def test_index_nonunique(self):
        """The index method should work in the presence of nonunique items"""
        for a in xrange(1, 32):
            for b in xrange(1, 32):
                xs = a * ["a"] + b * ["b"]
                for rep in xrange(3):
                    random.shuffle(xs)
                    ls = LazySorted(xs)

                    self.assertEqual(ls.index("b"), a)
                    self.assertEqual(ls.index("a"), 0)

                for rep in xrange(3):
                    random.shuffle(xs)
                    ls = LazySorted(xs)

                    self.assertEqual(ls.index("a"), 0)
                    self.assertEqual(ls.index("b"), a)
Exemple #4
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    def test_index_nonunique(self):
        """The index method should work in the presence of nonunique items"""
        for a in xrange(1, 32):
            for b in xrange(1, 32):
                xs = a * ["a"] + b * ["b"]
                for rep in xrange(3):
                    random.shuffle(xs)
                    ls = LazySorted(xs)

                    self.assertEqual(ls.index("b"), a)
                    self.assertEqual(ls.index("a"), 0)

                for rep in xrange(3):
                    random.shuffle(xs)
                    ls = LazySorted(xs)

                    self.assertEqual(ls.index("a"), 0)
                    self.assertEqual(ls.index("b"), a)
Exemple #5
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    def test_simple_index(self):
        """The index method should work"""
        for n in TestLazySorted.test_lengths:
            xs = range(n)
            ys = range(n)
            for rep in xrange(5):
                random.shuffle(xs)
                random.shuffle(ys)
                ls = LazySorted(xs)

                for y in ys:
                    self.assertEqual(ls.index(y), y)
Exemple #6
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    def test_simple_index(self):
        """The index method should work"""
        for n in TestLazySorted.test_lengths:
            xs = range(n)
            ys = range(n)
            for rep in xrange(5):
                random.shuffle(xs)
                random.shuffle(ys)
                ls = LazySorted(xs)

                for y in ys:
                    self.assertEqual(ls.index(y), y)