def test_preserves_input_order():
d = DefaultOrderedDict(list)
d['a'].append(1)
d['b'].append(2)
d['c'].append(3)
d['a'].append(4)
assert list(d.keys()) == ['a', 'b', 'c']
assert list(d.values()) == [[1, 4], [2], [3]]
def test_preserves_input_order():
d = DefaultOrderedDict(list)
d['a'].append(1)
d['b'].append(2)
d['c'].append(3)
d['a'].append(4)
assert list(d.keys()) == ['a', 'b', 'c']
assert list(d.values()) == [[1, 4], [2], [3]]
def test_picklable():
d = DefaultOrderedDict(list, [('a', 1), ('b', 2)])
d_copied = pickle.loads(pickle.dumps(d))
assert d_copied == d
assert d.default_factory == d_copied.default_factory
d = DefaultOrderedDict(None, [('a', 1), ('b', 2)])
d_copied = pickle.loads(pickle.dumps(d))
assert d_copied == d
assert d.default_factory == d_copied.default_factory
def test_copy():
d = DefaultOrderedDict(list, [('a', [1, 2]), ('b', [3, 4])])
d_copied = copy.copy(d)
assert d_copied == d
assert d.default_factory == d_copied.default_factory
assert d_copied['a'] is d['a']
assert d_copied['b'] is d['b']
d_copied = d.copy()
assert d_copied == d
assert d.default_factory == d_copied.default_factory
assert d_copied['a'] is d['a']
assert d_copied['b'] is d['b']
def test_copy():
d = DefaultOrderedDict(list, [('a', [1, 2]), ('b', [3, 4])])
d_copied = copy.copy(d)
assert d_copied == d
assert d.default_factory == d_copied.default_factory
assert d_copied['a'] is d['a']
assert d_copied['b'] is d['b']
d_copied = d.copy()
assert d_copied == d
assert d.default_factory == d_copied.default_factory
assert d_copied['a'] is d['a']
assert d_copied['b'] is d['b']
def test_will_act_list_default_dict_if_no_factory_defined():
d = DefaultOrderedDict()
with raises(KeyError) as excinfo:
assert d['test']
assert str(excinfo.value) == "'test'"
def test_will_missing_will_set_value_from_factory():
d = DefaultOrderedDict(list)
f = d['foo']
assert isinstance(f, list)
assert d['foo'] is f
def test_requires_callable_default_factory():
with raises(TypeError) as excinfo:
DefaultOrderedDict('not callable')
assert str(excinfo.value) == 'first argument must be callable'
def test_will_repr_properly():
d = DefaultOrderedDict(list, [('a', 1), ('b', 2)])
assert repr(d) == "DefaultOrderedDict({}, [('a', 1), ('b', 2)])".format(
list)
