def test_init(self):
        self.assertRaises(TypeError, OrderedDict, ([('a', 1), ('b', 2)], None))
        # too many args
        pairs = [('a', 1), ('b', 2), ('c', 3), ('d', 4), ('e', 5)]
        self.assertEqual(sorted(OrderedDict(dict(pairs)).items()),
                         pairs)  # dict input
        self.assertEqual(sorted(OrderedDict(**dict(pairs)).items()),
                         pairs)  # kwds input
        self.assertEqual(list(OrderedDict(pairs).items()),
                         pairs)  # pairs input
        self.assertEqual(
            list(
                OrderedDict([('a', 1), ('b', 2), ('c', 9), ('d', 4)], c=3,
                            e=5).items()), pairs)  # mixed input

        # make sure no positional args conflict with possible kwdargs
        odargs = inspect.getargspec(OrderedDict.__dict__['__init__'])[0]
        self.assertTrue(odargs == [] or odargs == ['self'])

        # Make sure that direct calls to __init__ do not clear previous contents
        d = OrderedDict([('a', 1), ('b', 2), ('c', 3), ('d', 44), ('e', 55)])
        d.__init__([('e', 5), ('f', 6)], g=7, d=4)
        self.assertEqual(list(d.items()), [('a', 1), ('b', 2), ('c', 3),
                                           ('d', 4), ('e', 5), ('f', 6),
                                           ('g', 7)])
    def test_init(self):
        self.assertRaises(TypeError, OrderedDict, ([('a', 1), ('b', 2)], None))
                # too many args
        pairs = [('a', 1), ('b', 2), ('c', 3), ('d', 4), ('e', 5)]
        self.assertEqual(sorted(OrderedDict(dict(pairs)).items()), pairs)           # dict input
        self.assertEqual(sorted(OrderedDict(**dict(pairs)).items()), pairs)         # kwds input
        self.assertEqual(list(OrderedDict(pairs).items()), pairs)                   # pairs input
        self.assertEqual(list(OrderedDict([('a', 1), ('b', 2), ('c', 9), ('d', 4)],
                                          c=3, e=5).items()), pairs)                # mixed input

        # make sure no positional args conflict with possible kwdargs
        self.assertEqual(inspect.getargspec(OrderedDict.__dict__['__init__'])[0],
                         ['self'])

        # Make sure that direct calls to __init__ do not clear previous contents
        d = OrderedDict([('a', 1), ('b', 2), ('c', 3), ('d', 44), ('e', 55)])
        d.__init__([('e', 5), ('f', 6)], g=7, d=4)
        self.assertEqual(list(d.items()),
            [('a', 1), ('b', 2), ('c', 3), ('d', 4), ('e', 5), ('f', 6), ('g', 7)])