Exemple #1
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    def test_copy(self):

        a = values(1, 2, 3)
        b = values(foo=4, bar=5)
        c = values(1, 2, 3, foo=4, bar=5)

        d = a(values)
        e = b(values)
        f = c(values)

        self.assertEqual(a, d)
        self.assertEqual(b, e)
        self.assertEqual(c, f)
Exemple #2
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    def test_copy(self):

        a = values(1, 2, 3)
        b = values(foo=4, bar=5)
        c = values(1, 2, 3, foo=4, bar=5)

        d = a(values)
        e = b(values)
        f = c(values)

        self.assertEqual(a, d)
        self.assertEqual(b, e)
        self.assertEqual(c, f)
Exemple #3
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    def test_repr(self):
        """
        tests that the repr of a values is as expected.
        """

        a = values()
        self.assertEqual(repr(a), "values()")

        a = values(1, 2, 3)
        self.assertEqual(repr(a), "values(1, 2, 3)")

        a = values(foo=4)
        self.assertEqual(repr(a), "values(foo=4)")

        a = values(1, 2, 3, foo=4)
        self.assertEqual(repr(a), "values(1, 2, 3, foo=4)")
Exemple #4
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    def test_repr(self):
        """
        tests that the repr of a values is as expected.
        """

        a = values()
        self.assertEqual(repr(a), "values()")

        a = values(1, 2, 3)
        self.assertEqual(repr(a), "values(1, 2, 3)")

        a = values(foo=4)
        self.assertEqual(repr(a), "values(foo=4)")

        a = values(1, 2, 3, foo=4)
        self.assertEqual(repr(a), "values(1, 2, 3, foo=4)")
Exemple #5
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    def test_addition(self):

        a = values()

        self.assertEqual(a + a, a)
        self.assertEqual(a + (), a)

        b = values(1, 2)
        c = values(3, 4)
        d = values(1, 2, 3, 4)

        self.assertEqual(a + b, b)
        self.assertEqual(a + c, c)
        self.assertEqual(b + c, d)
        self.assertEqual(a + b + c, d)

        e = values(foo=1, bar=2)
        f = values(baz=3, qux=4)
        g = values(foo=1, bar=2, baz=3, qux=4)

        self.assertEqual(a + e, e)
        self.assertEqual(f + a, f)
        self.assertEqual(e + f, g)
        self.assertEqual(a + e + f + a, g)
        self.assertEqual(e + dict(baz=3, qux=4), g)
        self.assertEqual(dict(foo=1, bar=2) + f, g)
Exemple #6
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    def test_addition(self):

        a = values()

        self.assertEqual(a + a, a)
        self.assertEqual(a + (), a)

        b = values(1, 2)
        c = values(3, 4)
        d = values(1, 2, 3, 4)

        self.assertEqual(a + b, b)
        self.assertEqual(a + c, c)
        self.assertEqual(b + c, d)
        self.assertEqual(a + b + c, d)

        e = values(foo=1, bar=2)
        f = values(baz=3, qux=4)
        g = values(foo=1, bar=2, baz=3, qux=4)

        self.assertEqual(a + e, e)
        self.assertEqual(f + a, f)
        self.assertEqual(e + f, g)
        self.assertEqual(a + e + f + a, g)
        self.assertEqual(e + dict(baz=3, qux=4), g)
        self.assertEqual(dict(foo=1, bar=2) + f, g)
Exemple #7
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    def test_mapping(self):
        """
        tests treating the values object as a mapping, including equality
        operations against other mappings
        """

        a = values(a=1, b=2, c=3)
        b = values(a=4, b=5, c=6)

        self.assertEqual(dict(a), {'a': 1, 'b': 2, 'c': 3})
        self.assertEqual(dict(b), {'a': 4, 'b': 5, 'c': 6})

        # equality works in both directions
        self.assertEqual(a, {'a': 1, 'b': 2, 'c': 3})
        self.assertEqual({'a': 1, 'b': 2, 'c': 3}, a)
        self.assertEqual(b, {'a': 4, 'b': 5, 'c': 6})
        self.assertEqual({'a': 4, 'b': 5, 'c': 6}, b)

        # so does inequality
        self.assertNotEqual(a, {'a': 4, 'b': 5, 'c': 6})
        self.assertNotEqual({'a': 4, 'b': 5, 'c': 6}, a)

        self.assertNotEqual(b, {'a': 1, 'b': 2, 'c': 3})
        self.assertNotEqual({'a': 1, 'b': 2, 'c': 3}, b)

        c = values(1, 2, 3, a=4, b=5, c=6)

        # whether it has positionals or not, only the keywords get
        # converted over this way
        self.assertEqual(dict(c), {'a': 4, 'b': 5, 'c': 6})

        # a values with positionals can never be equivalent to a map
        self.assertNotEqual(c, {'a': 4, 'b': 5, 'c': 6})
        self.assertNotEqual({'a': 4, 'b': 5, 'c': 6}, c)

        # test for equality with empty mappings (which means the
        # underlying dict ref is probably NULL
        v = values()
        self.assertEqual(v, dict())
        self.assertEqual(dict(), v)
        self.assertNotEqual(v, dict(foo=1))
        self.assertNotEqual(dict(foo=1), v)
Exemple #8
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    def test_mapping(self):
        """
        tests treating the values object as a mapping, including equality
        operations against other mappings
        """

        a = values(a=1, b=2, c=3)
        b = values(a=4, b=5, c=6)

        self.assertEqual(dict(a), {'a': 1, 'b': 2, 'c': 3})
        self.assertEqual(dict(b), {'a': 4, 'b': 5, 'c': 6})

        # equality works in both directions
        self.assertEqual(a, {'a': 1, 'b': 2, 'c': 3})
        self.assertEqual({'a': 1, 'b': 2, 'c': 3}, a)
        self.assertEqual(b, {'a': 4, 'b': 5, 'c': 6})
        self.assertEqual({'a': 4, 'b': 5, 'c': 6}, b)

        # so does inequality
        self.assertNotEqual(a, {'a': 4, 'b': 5, 'c': 6})
        self.assertNotEqual({'a': 4, 'b': 5, 'c': 6}, a)

        self.assertNotEqual(b, {'a': 1, 'b': 2, 'c': 3})
        self.assertNotEqual({'a': 1, 'b': 2, 'c': 3}, b)

        c = values(1, 2, 3, a=4, b=5, c=6)

        # whether it has positionals or not, only the keywords get
        # converted over this way
        self.assertEqual(dict(c), {'a': 4, 'b': 5, 'c': 6})

        # a values with positionals can never be equivalent to a map
        self.assertNotEqual(c, {'a': 4, 'b': 5, 'c': 6})
        self.assertNotEqual({'a': 4, 'b': 5, 'c': 6}, c)

        # test for equality with empty mappings (which means the
        # underlying dict ref is probably NULL
        v = values()
        self.assertEqual(v, dict())
        self.assertEqual(dict(), v)
        self.assertNotEqual(v, dict(foo=1))
        self.assertNotEqual(dict(foo=1), v)
Exemple #9
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    def test_subscript(self):
        """
        tests that subscripting will defer correctly between positional
        and keyword members
        """

        a = values(1, 2, 3, a=4, b=5)

        self.assertEqual(a[0], 1)
        self.assertEqual(a[1], 2)
        self.assertEqual(a[2], 3)

        self.assertEqual(a['a'], 4)
        self.assertEqual(a['b'], 5)

        self.assertRaises(IndexError, lambda: a[3])
        self.assertRaises(KeyError, lambda: a['c'])

        b = values(1, 2, 3)
        self.assertRaises(KeyError, lambda: b['a'])
Exemple #10
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    def test_subscript(self):
        """
        tests that subscripting will defer correctly between positional
        and keyword members
        """

        a = values(1, 2, 3, a=4, b=5)

        self.assertEqual(a[0], 1)
        self.assertEqual(a[1], 2)
        self.assertEqual(a[2], 3)

        self.assertEqual(a['a'], 4)
        self.assertEqual(a['b'], 5)

        self.assertRaises(IndexError, lambda: a[3])
        self.assertRaises(KeyError, lambda: a['c'])

        b = values(1, 2, 3)
        self.assertRaises(KeyError, lambda: b['a'])
Exemple #11
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    def test_invoke_more(self):
        def gather(a, b, c, d=0):
            return [a, b, c, d]

        v = values(1, 2, 3)
        self.assertRaises(TypeError, v)
        self.assertEqual(v(gather, d=9), [1, 2, 3, 9])

        v = values(1, 2, 3, d=4)
        self.assertEqual(v(gather, d=9), [1, 2, 3, 9])
        self.assertRaises(TypeError, v, gather, 9)
        self.assertRaises(TypeError, v, gather, x=9)

        v = values()
        self.assertEqual(v(gather, 1, 2, 3), [1, 2, 3, 0])
        self.assertEqual(v(gather, 1, 2, 3, d=9), [1, 2, 3, 9])

        v = values(1)
        self.assertEqual(v(gather, 2, 3), [1, 2, 3, 0])
        self.assertEqual(v(gather, 2, 3, d=9), [1, 2, 3, 9])
Exemple #12
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    def test_bool(self):
        """
        Tests truthiness of values
        """

        # empty values is the only False values
        v = values()
        self.assertFalse(v)
        self.assertTrue(not v)

        v = values(1, 2, 3)
        self.assertTrue(v)
        self.assertFalse(not v)

        v = values(foo=4, bar=5)
        self.assertTrue(v)
        self.assertFalse(not v)

        v = values(1, 2, 3, foo=4, bar=5)
        self.assertTrue(v)
        self.assertFalse(not v)
Exemple #13
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    def test_invoke_more(self):

        def gather(a, b, c, d=0):
            return [a, b, c, d]

        v = values(1, 2, 3)
        self.assertRaises(TypeError, v)
        self.assertEqual(v(gather, d=9), [1, 2, 3, 9])

        v = values(1, 2, 3, d=4)
        self.assertEqual(v(gather, d=9), [1, 2, 3, 9])
        self.assertRaises(TypeError, v, gather, 9)
        self.assertRaises(TypeError, v, gather, x=9)

        v = values()
        self.assertEqual(v(gather, 1, 2, 3), [1, 2, 3, 0])
        self.assertEqual(v(gather, 1, 2, 3, d=9), [1, 2, 3, 9])

        v = values(1)
        self.assertEqual(v(gather, 2, 3), [1, 2, 3, 0])
        self.assertEqual(v(gather, 2, 3, d=9), [1, 2, 3, 9])
Exemple #14
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    def test_bool(self):
        """
        Tests truthiness of values
        """

        # empty values is the only False values
        v = values()
        self.assertFalse(v)
        self.assertTrue(not v)

        v = values(1, 2, 3)
        self.assertTrue(v)
        self.assertFalse(not v)

        v = values(foo=4, bar=5)
        self.assertTrue(v)
        self.assertFalse(not v)

        v = values(1, 2, 3, foo=4, bar=5)
        self.assertTrue(v)
        self.assertFalse(not v)
Exemple #15
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    def test_sequence(self):
        """
        tests treating the values object as a sequence, including equality
        operations against other sequences
        """

        a = values(1, 2, 3)
        b = values(4, 5, 6)

        self.assertEqual(len(a), 3)
        self.assertEqual(len(b), 3)

        self.assertEqual(sum(a), 6)
        self.assertEqual(sum(b), 15)

        self.assertEqual(list(a), [1, 2, 3])
        self.assertEqual(list(b), [4, 5, 6])

        self.assertEqual(a, (1, 2, 3))
        self.assertEqual((1, 2, 3), a)
        self.assertEqual(b, (4, 5, 6))
        self.assertEqual((4, 5, 6), b)

        self.assertNotEqual(a, (4, 5, 6))
        self.assertNotEqual((4, 5, 6), a)

        self.assertNotEqual(b, (1, 2, 3))
        self.assertNotEqual((1, 2, 3), b)

        c = values(1, 2, 3, foo=5)

        self.assertEqual(list(c), [1, 2, 3])

        self.assertNotEqual(c, (1, 2, 3))
        self.assertNotEqual((1, 2, 3), c)

        self.assertEqual(len(c), 3)

        self.assertEqual(len(values()), 0)
        self.assertEqual(len(values(foo=2)), 0)
        self.assertEqual(len(values(9)), 1)
        self.assertEqual(len(values(9, foo=8)), 1)
Exemple #16
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    def test_sequence(self):
        """
        tests treating the values object as a sequence, including equality
        operations against other sequences
        """

        a = values(1, 2, 3)
        b = values(4, 5, 6)

        self.assertEqual(len(a), 3)
        self.assertEqual(len(b), 3)

        self.assertEqual(sum(a), 6)
        self.assertEqual(sum(b), 15)

        self.assertEqual(list(a), [1, 2, 3])
        self.assertEqual(list(b), [4, 5, 6])

        self.assertEqual(a, (1, 2, 3))
        self.assertEqual((1, 2, 3), a)
        self.assertEqual(b, (4, 5, 6))
        self.assertEqual((4, 5, 6), b)

        self.assertNotEqual(a, (4, 5, 6))
        self.assertNotEqual((4, 5, 6), a)

        self.assertNotEqual(b, (1, 2, 3))
        self.assertNotEqual((1, 2, 3), b)

        c = values(1, 2, 3, foo=5)

        self.assertEqual(list(c), [1, 2, 3])

        self.assertNotEqual(c, (1, 2, 3))
        self.assertNotEqual((1, 2, 3), c)

        self.assertEqual(len(c), 3)

        self.assertEqual(len(values()), 0)
        self.assertEqual(len(values(foo=2)), 0)
        self.assertEqual(len(values(9)), 1)
        self.assertEqual(len(values(9, foo=8)), 1)
Exemple #17
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    def test_invoke(self):
        """
        tests that invocation functions as expected, and raises the
        appropriate TypeErrors when there's a mismatch between the
        values members and the function signature

        todo: currently only unary invocation works. ie. you have to
        pass only one argument to a values instance, and that must be
        a callable that has a signature that works with the contents
        of the values. Later on, I'll add support for passing
        additional arguments along such that positional arguments are
        appended to the values' positionals, and keyword arguments are
        merged (with the invocation ones winning)
        """

        def gather(a, b, c, d=0):
            return [a, b, c, d]

        v = values(1, 2, 3)
        self.assertEqual(v(gather), [1, 2, 3, 0])

        v = values(1, 2, 3, 4)
        self.assertEqual(v(gather), [1, 2, 3, 4])

        v = values(1, 2, 3, d=9)
        self.assertEqual(v(gather), [1, 2, 3, 9])

        v = values(c=8, b=7, a=6)
        self.assertEqual(v(gather), [6, 7, 8, 0])

        v = values(d=9, c=8, b=7, a=6)
        self.assertEqual(v(gather), [6, 7, 8, 9])

        v = values()
        self.assertRaises(TypeError, v)
        self.assertRaises(TypeError, v, gather)

        v = values(d=5)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2, d=5)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2, 3, 4, 5)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2, 3, foo=100)
        self.assertRaises(TypeError, v, gather)
Exemple #18
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    def test_invoke(self):
        """
        tests that invocation functions as expected, and raises the
        appropriate TypeErrors when there's a mismatch between the
        values members and the function signature

        todo: currently only unary invocation works. ie. you have to
        pass only one argument to a values instance, and that must be
        a callable that has a signature that works with the contents
        of the values. Later on, I'll add support for passing
        additional arguments along such that positional arguments are
        appended to the values' positionals, and keyword arguments are
        merged (with the invocation ones winning)
        """
        def gather(a, b, c, d=0):
            return [a, b, c, d]

        v = values(1, 2, 3)
        self.assertEqual(v(gather), [1, 2, 3, 0])

        v = values(1, 2, 3, 4)
        self.assertEqual(v(gather), [1, 2, 3, 4])

        v = values(1, 2, 3, d=9)
        self.assertEqual(v(gather), [1, 2, 3, 9])

        v = values(c=8, b=7, a=6)
        self.assertEqual(v(gather), [6, 7, 8, 0])

        v = values(d=9, c=8, b=7, a=6)
        self.assertEqual(v(gather), [6, 7, 8, 9])

        v = values()
        self.assertRaises(TypeError, v)
        self.assertRaises(TypeError, v, gather)

        v = values(d=5)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2, d=5)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2, 3, 4, 5)
        self.assertRaises(TypeError, v, gather)

        v = values(1, 2, 3, foo=100)
        self.assertRaises(TypeError, v, gather)
Exemple #19
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    def test_hashing(self):
        """
        Test that the hashing works for values
        """

        a = values()
        b = values()
        self.assertEqual(hash(a), hash(a))
        self.assertEqual(hash(a), hash(b))
        self.assertEqual(hash(a), hash(tuple(a)))

        c = values(1, 2, 3)
        d = values(1, 2, 3)
        e = values(4, 5, 6)

        self.assertEqual(hash(c), hash(c))
        self.assertEqual(hash(c), hash(d))
        self.assertNotEqual(hash(c), hash(e))
        self.assertNotEqual(hash(c), hash(a))  # vs. values()
        self.assertEqual(hash(c), hash(tuple(c)))

        f = values(foo=11, bar=12)
        g1 = values(foo=11, bar=12)
        g2 = values(bar=12, foo=11)
        h = values(foo=21, bar=22, baz=99)

        self.assertEqual(hash(f), hash(f))
        self.assertEqual(hash(f), hash(g1))
        self.assertEqual(hash(f), hash(g2))
        self.assertNotEqual(hash(f), hash(h))
        self.assertNotEqual(hash(f), hash(c))  # vs. values(1, 2, 3)
        self.assertNotEqual(hash(f), hash(a))  # vs. values()
        self.assertNotEqual(hash(f), hash(tuple(f)))

        i = values(1, 2, 3, foo=4, bar=5)
        j1 = values(1, 2, 3, foo=4, bar=5)
        j2 = values(1, 2, 3, bar=5, foo=4)
        k = values(4, 5, 6, foo=4, bar=5)
        l = values(1, 2, 3, foo=9, bar=10)
        m = values(4, 5, 6, foo=9, bar=10)

        self.assertEqual(hash(i), hash(i))
        self.assertEqual(hash(i), hash(j1))
        self.assertEqual(hash(i), hash(j2))
        self.assertNotEqual(hash(i), hash(k))  # diff args, same kwds
        self.assertNotEqual(hash(i), hash(l))  # same args, diff kwds
        self.assertNotEqual(hash(i), hash(m))  # diff args, diff kwds
        self.assertNotEqual(hash(i), hash(tuple(i)))

        bad_1 = values({"a": 1})
        self.assertRaises(TypeError, hash, bad_1)

        bad_2 = values(b={"b": 1})
        self.assertRaises(TypeError, hash, bad_2)

        bad_3 = values({"a": 1}, b={"b": 1})
        self.assertRaises(TypeError, hash, bad_3)

        data = {
            values(): "wut",
            values(1, 2, 3): "tacos",
            values(foo=9): "foo niner",
            values(2, 2, hands='blue'): "serenity",
        }
        setter = data.__setitem__
        getter = data.__getitem__

        self.assertEqual(data[values()], "wut")
        self.assertEqual(data[()], "wut")
        self.assertEqual(data[values(1, 2, 3)], "tacos")
        self.assertEqual(data[(1, 2, 3)], "tacos")
        self.assertEqual(data[values(foo=9)], "foo niner")
        self.assertEqual(data[values(2, 2, hands='blue')], "serenity")

        self.assertRaises(TypeError, setter, bad_1, None)
        self.assertRaises(TypeError, setter, bad_2, None)
        self.assertRaises(TypeError, setter, bad_3, None)
        self.assertRaises(TypeError, getter, bad_1)
        self.assertRaises(TypeError, getter, bad_2)
        self.assertRaises(TypeError, getter, bad_3)

        self.assertRaises(KeyError, getter, (1, 2, 3, 4))
        self.assertRaises(KeyError, getter, values(1, 2, 3, foo=9))
        self.assertRaises(KeyError, getter, values(2, 2, hands='tiny'))
        self.assertRaises(KeyError, getter, values(hands='blue'))
        self.assertRaises(KeyError, getter, values(1, 2, 3, 4))
        self.assertRaises(KeyError, getter, values(bar=None))
Exemple #20
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    def test_equality(self):
        """
        tests to ensure the equality operations of a values are
        functioning correctly when compared with another values
        instance
        """

        # permutations of values with only args
        a = values(1, 2, 3)
        b = values(1, 2, 3)
        c = values(4, 5, 6)

        self.assertEqual(a, a)
        self.assertEqual(a, b)
        self.assertEqual(b, a)
        self.assertNotEqual(a, c)
        self.assertNotEqual(b, c)

        # permutations of values with only kwds
        d = values(foo=9, bar=10)
        e = values(foo=9, bar=10)
        f = values(foo=100, quuz=200)

        self.assertEqual(d, d)
        self.assertEqual(d, e)
        self.assertEqual(e, d)
        self.assertNotEqual(d, f)
        self.assertNotEqual(f, d)

        self.assertNotEqual(a, d)
        self.assertNotEqual(d, a)

        # permutations of values with both args and kwds
        g = values(1, 2, 3, foo=9, bar=10)
        h = values(1, 2, 3, foo=9, bar=10)
        i = values(1, 2, 3, foo=100, quuz=200)
        j = values(4, 5, 6, foo=9, bar=10)
        k = values(4, 5, 6, foo=100, quuz=200)

        self.assertEqual(g, g)  # identity
        self.assertEqual(g, h)  # similar
        self.assertEqual(h, g)  # - reversed
        self.assertNotEqual(a, g)  # args vs. args and kwds
        self.assertNotEqual(g, a)  # args and kwds vs. args
        self.assertNotEqual(d, g)  # kwds vs. args and kwds
        self.assertNotEqual(g, d)  # args and kwds vs. kwds
        self.assertNotEqual(g, i)  # args same, kwds differ
        self.assertNotEqual(i, g)  # - reversed
        self.assertNotEqual(g, j)  # args differ, kwds same
        self.assertNotEqual(j, g)  # - reversed
        self.assertNotEqual(g, k)  # ares and kwds differ
        self.assertNotEqual(k, g)  # - reversed

        # the empty values, test it against the non-empty ones to make
        # sure nothing breaks
        z = values()

        self.assertNotEqual(a, z)
        self.assertNotEqual(z, a)
        self.assertNotEqual(d, z)
        self.assertNotEqual(z, d)
        self.assertNotEqual(g, z)
        self.assertNotEqual(z, g)
Exemple #21
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    def test_hashing(self):
        """
        Test that the hashing works for values
        """

        a = values()
        b = values()
        self.assertEqual(hash(a), hash(a))
        self.assertEqual(hash(a), hash(b))
        self.assertEqual(hash(a), hash(tuple(a)))

        c = values(1, 2, 3)
        d = values(1, 2, 3)
        e = values(4, 5, 6)

        self.assertEqual(hash(c), hash(c))
        self.assertEqual(hash(c), hash(d))
        self.assertNotEqual(hash(c), hash(e))
        self.assertNotEqual(hash(c), hash(a))  # vs. values()
        self.assertEqual(hash(c), hash(tuple(c)))

        f = values(foo=11, bar=12)
        g1 = values(foo=11, bar=12)
        g2 = values(bar=12, foo=11)
        h = values(foo=21, bar=22, baz=99)

        self.assertEqual(hash(f), hash(f))
        self.assertEqual(hash(f), hash(g1))
        self.assertEqual(hash(f), hash(g2))
        self.assertNotEqual(hash(f), hash(h))
        self.assertNotEqual(hash(f), hash(c))  # vs. values(1, 2, 3)
        self.assertNotEqual(hash(f), hash(a))  # vs. values()
        self.assertNotEqual(hash(f), hash(tuple(f)))

        i = values(1, 2, 3, foo=4, bar=5)
        j1 = values(1, 2, 3, foo=4, bar=5)
        j2 = values(1, 2, 3, bar=5, foo=4)
        k = values(4, 5, 6, foo=4, bar=5)
        l = values(1, 2, 3, foo=9, bar=10)
        m = values(4, 5, 6, foo=9, bar=10)

        self.assertEqual(hash(i), hash(i))
        self.assertEqual(hash(i), hash(j1))
        self.assertEqual(hash(i), hash(j2))
        self.assertNotEqual(hash(i), hash(k))  # diff args, same kwds
        self.assertNotEqual(hash(i), hash(l))  # same args, diff kwds
        self.assertNotEqual(hash(i), hash(m))  # diff args, diff kwds
        self.assertNotEqual(hash(i), hash(tuple(i)))

        bad_1 = values({"a": 1})
        self.assertRaises(TypeError, hash, bad_1)

        bad_2 = values(b={"b": 1})
        self.assertRaises(TypeError, hash, bad_2)

        bad_3 = values({"a": 1}, b={"b": 1})
        self.assertRaises(TypeError, hash, bad_3)

        data = {
            values(): "wut",
            values(1, 2, 3): "tacos",
            values(foo=9): "foo niner",
            values(2, 2, hands='blue'): "serenity",
        }
        setter = data.__setitem__
        getter = data.__getitem__

        self.assertEqual(data[values()], "wut")
        self.assertEqual(data[()], "wut")
        self.assertEqual(data[values(1, 2, 3)], "tacos")
        self.assertEqual(data[(1, 2, 3)], "tacos")
        self.assertEqual(data[values(foo=9)], "foo niner")
        self.assertEqual(data[values(2, 2, hands='blue')], "serenity")

        self.assertRaises(TypeError, setter, bad_1, None)
        self.assertRaises(TypeError, setter, bad_2, None)
        self.assertRaises(TypeError, setter, bad_3, None)
        self.assertRaises(TypeError, getter, bad_1)
        self.assertRaises(TypeError, getter, bad_2)
        self.assertRaises(TypeError, getter, bad_3)

        self.assertRaises(KeyError, getter, (1, 2, 3, 4))
        self.assertRaises(KeyError, getter, values(1, 2, 3, foo=9))
        self.assertRaises(KeyError, getter, values(2, 2, hands='tiny'))
        self.assertRaises(KeyError, getter, values(hands='blue'))
        self.assertRaises(KeyError, getter, values(1, 2, 3, 4))
        self.assertRaises(KeyError, getter, values(bar=None))
Exemple #22
0
    def test_equality(self):
        """
        tests to ensure the equality operations of a values are
        functioning correctly when compared with another values
        instance
        """

        # permutations of values with only args
        a = values(1, 2, 3)
        b = values(1, 2, 3)
        c = values(4, 5, 6)

        self.assertEqual(a, a)
        self.assertEqual(a, b)
        self.assertEqual(b, a)
        self.assertNotEqual(a, c)
        self.assertNotEqual(b, c)

        # permutations of values with only kwds
        d = values(foo=9, bar=10)
        e = values(foo=9, bar=10)
        f = values(foo=100, quuz=200)

        self.assertEqual(d, d)
        self.assertEqual(d, e)
        self.assertEqual(e, d)
        self.assertNotEqual(d, f)
        self.assertNotEqual(f, d)

        self.assertNotEqual(a, d)
        self.assertNotEqual(d, a)

        # permutations of values with both args and kwds
        g = values(1, 2, 3, foo=9, bar=10)
        h = values(1, 2, 3, foo=9, bar=10)
        i = values(1, 2, 3, foo=100, quuz=200)
        j = values(4, 5, 6, foo=9, bar=10)
        k = values(4, 5, 6, foo=100, quuz=200)

        self.assertEqual(g, g)  # identity
        self.assertEqual(g, h)  # similar
        self.assertEqual(h, g)  # - reversed
        self.assertNotEqual(a, g)  # args vs. args and kwds
        self.assertNotEqual(g, a)  # args and kwds vs. args
        self.assertNotEqual(d, g)  # kwds vs. args and kwds
        self.assertNotEqual(g, d)  # args and kwds vs. kwds
        self.assertNotEqual(g, i)  # args same, kwds differ
        self.assertNotEqual(i, g)  # - reversed
        self.assertNotEqual(g, j)  # args differ, kwds same
        self.assertNotEqual(j, g)  # - reversed
        self.assertNotEqual(g, k)  # ares and kwds differ
        self.assertNotEqual(k, g)  # - reversed

        # the empty values, test it against the non-empty ones to make
        # sure nothing breaks
        z = values()

        self.assertNotEqual(a, z)
        self.assertNotEqual(z, a)
        self.assertNotEqual(d, z)
        self.assertNotEqual(z, d)
        self.assertNotEqual(g, z)
        self.assertNotEqual(z, g)