Edit File: testhelpers.py
# Copyright (C) 2007-2012 Michael Foord & the mock team # E-mail: fuzzyman AT voidspace DOT org DOT uk # http://www.voidspace.org.uk/python/mock/ import six import unittest2 as unittest from mock import ( call, create_autospec, MagicMock, Mock, ANY, patch, PropertyMock ) from mock.mock import _Call, _CallList from datetime import datetime class SomeClass(object): def one(self, a, b): pass def two(self): pass def three(self, a=None): pass class AnyTest(unittest.TestCase): def test_any(self): self.assertEqual(ANY, object()) mock = Mock() mock(ANY) mock.assert_called_with(ANY) mock = Mock() mock(foo=ANY) mock.assert_called_with(foo=ANY) def test_repr(self): self.assertEqual(repr(ANY), '<ANY>') self.assertEqual(str(ANY), '<ANY>') def test_any_and_datetime(self): mock = Mock() mock(datetime.now(), foo=datetime.now()) mock.assert_called_with(ANY, foo=ANY) def test_any_mock_calls_comparison_order(self): mock = Mock() d = datetime.now() class Foo(object): def __eq__(self, other): return False def __ne__(self, other): return True for d in datetime.now(), Foo(): mock.reset_mock() mock(d, foo=d, bar=d) mock.method(d, zinga=d, alpha=d) mock().method(a1=d, z99=d) expected = [ call(ANY, foo=ANY, bar=ANY), call.method(ANY, zinga=ANY, alpha=ANY), call(), call().method(a1=ANY, z99=ANY) ] self.assertEqual(expected, mock.mock_calls) self.assertEqual(mock.mock_calls, expected) class CallTest(unittest.TestCase): def test_call_with_call(self): kall = _Call() self.assertEqual(kall, _Call()) self.assertEqual(kall, _Call(('',))) self.assertEqual(kall, _Call(((),))) self.assertEqual(kall, _Call(({},))) self.assertEqual(kall, _Call(('', ()))) self.assertEqual(kall, _Call(('', {}))) self.assertEqual(kall, _Call(('', (), {}))) self.assertEqual(kall, _Call(('foo',))) self.assertEqual(kall, _Call(('bar', ()))) self.assertEqual(kall, _Call(('baz', {}))) self.assertEqual(kall, _Call(('spam', (), {}))) kall = _Call(((1, 2, 3),)) self.assertEqual(kall, _Call(((1, 2, 3),))) self.assertEqual(kall, _Call(('', (1, 2, 3)))) self.assertEqual(kall, _Call(((1, 2, 3), {}))) self.assertEqual(kall, _Call(('', (1, 2, 3), {}))) kall = _Call(((1, 2, 4),)) self.assertNotEqual(kall, _Call(('', (1, 2, 3)))) self.assertNotEqual(kall, _Call(('', (1, 2, 3), {}))) kall = _Call(('foo', (1, 2, 4),)) self.assertNotEqual(kall, _Call(('', (1, 2, 4)))) self.assertNotEqual(kall, _Call(('', (1, 2, 4), {}))) self.assertNotEqual(kall, _Call(('bar', (1, 2, 4)))) self.assertNotEqual(kall, _Call(('bar', (1, 2, 4), {}))) kall = _Call(({'a': 3},)) self.assertEqual(kall, _Call(('', (), {'a': 3}))) self.assertEqual(kall, _Call(('', {'a': 3}))) self.assertEqual(kall, _Call(((), {'a': 3}))) self.assertEqual(kall, _Call(({'a': 3},))) def test_empty__Call(self): args = _Call() self.assertEqual(args, ()) self.assertEqual(args, ('foo',)) self.assertEqual(args, ((),)) self.assertEqual(args, ('foo', ())) self.assertEqual(args, ('foo',(), {})) self.assertEqual(args, ('foo', {})) self.assertEqual(args, ({},)) def test_named_empty_call(self): args = _Call(('foo', (), {})) self.assertEqual(args, ('foo',)) self.assertEqual(args, ('foo', ())) self.assertEqual(args, ('foo',(), {})) self.assertEqual(args, ('foo', {})) self.assertNotEqual(args, ((),)) self.assertNotEqual(args, ()) self.assertNotEqual(args, ({},)) self.assertNotEqual(args, ('bar',)) self.assertNotEqual(args, ('bar', ())) self.assertNotEqual(args, ('bar', {})) def test_call_with_args(self): args = _Call(((1, 2, 3), {})) self.assertEqual(args, ((1, 2, 3),)) self.assertEqual(args, ('foo', (1, 2, 3))) self.assertEqual(args, ('foo', (1, 2, 3), {})) self.assertEqual(args, ((1, 2, 3), {})) def test_named_call_with_args(self): args = _Call(('foo', (1, 2, 3), {})) self.assertEqual(args, ('foo', (1, 2, 3))) self.assertEqual(args, ('foo', (1, 2, 3), {})) self.assertNotEqual(args, ((1, 2, 3),)) self.assertNotEqual(args, ((1, 2, 3), {})) def test_call_with_kwargs(self): args = _Call(((), dict(a=3, b=4))) self.assertEqual(args, (dict(a=3, b=4),)) self.assertEqual(args, ('foo', dict(a=3, b=4))) self.assertEqual(args, ('foo', (), dict(a=3, b=4))) self.assertEqual(args, ((), dict(a=3, b=4))) def test_named_call_with_kwargs(self): args = _Call(('foo', (), dict(a=3, b=4))) self.assertEqual(args, ('foo', dict(a=3, b=4))) self.assertEqual(args, ('foo', (), dict(a=3, b=4))) self.assertNotEqual(args, (dict(a=3, b=4),)) self.assertNotEqual(args, ((), dict(a=3, b=4))) def test_call_with_args_call_empty_name(self): args = _Call(((1, 2, 3), {})) self.assertEqual(args, call(1, 2, 3)) self.assertEqual(call(1, 2, 3), args) self.assertIn(call(1, 2, 3), [args]) def test_call_ne(self): self.assertNotEqual(_Call(((1, 2, 3),)), call(1, 2)) self.assertFalse(_Call(((1, 2, 3),)) != call(1, 2, 3)) self.assertTrue(_Call(((1, 2), {})) != call(1, 2, 3)) def test_call_non_tuples(self): kall = _Call(((1, 2, 3),)) for value in 1, None, self, int: self.assertNotEqual(kall, value) self.assertFalse(kall == value) def test_repr(self): self.assertEqual(repr(_Call()), 'call()') self.assertEqual(repr(_Call(('foo',))), 'call.foo()') self.assertEqual(repr(_Call(((1, 2, 3), {'a': 'b'}))), "call(1, 2, 3, a='b')") self.assertEqual(repr(_Call(('bar', (1, 2, 3), {'a': 'b'}))), "call.bar(1, 2, 3, a='b')") self.assertEqual(repr(call), 'call') self.assertEqual(str(call), 'call') self.assertEqual(repr(call()), 'call()') self.assertEqual(repr(call(1)), 'call(1)') self.assertEqual(repr(call(zz='thing')), "call(zz='thing')") self.assertEqual(repr(call().foo), 'call().foo') self.assertEqual(repr(call(1).foo.bar(a=3).bing), 'call().foo.bar().bing') self.assertEqual( repr(call().foo(1, 2, a=3)), "call().foo(1, 2, a=3)" ) self.assertEqual(repr(call()()), "call()()") self.assertEqual(repr(call(1)(2)), "call()(2)") self.assertEqual( repr(call()().bar().baz.beep(1)), "call()().bar().baz.beep(1)" ) def test_call(self): self.assertEqual(call(), ('', (), {})) self.assertEqual(call('foo', 'bar', one=3, two=4), ('', ('foo', 'bar'), {'one': 3, 'two': 4})) mock = Mock() mock(1, 2, 3) mock(a=3, b=6) self.assertEqual(mock.call_args_list, [call(1, 2, 3), call(a=3, b=6)]) def test_attribute_call(self): self.assertEqual(call.foo(1), ('foo', (1,), {})) self.assertEqual(call.bar.baz(fish='eggs'), ('bar.baz', (), {'fish': 'eggs'})) mock = Mock() mock.foo(1, 2 ,3) mock.bar.baz(a=3, b=6) self.assertEqual(mock.method_calls, [call.foo(1, 2, 3), call.bar.baz(a=3, b=6)]) def test_extended_call(self): result = call(1).foo(2).bar(3, a=4) self.assertEqual(result, ('().foo().bar', (3,), dict(a=4))) mock = MagicMock() mock(1, 2, a=3, b=4) self.assertEqual(mock.call_args, call(1, 2, a=3, b=4)) self.assertNotEqual(mock.call_args, call(1, 2, 3)) self.assertEqual(mock.call_args_list, [call(1, 2, a=3, b=4)]) self.assertEqual(mock.mock_calls, [call(1, 2, a=3, b=4)]) mock = MagicMock() mock.foo(1).bar()().baz.beep(a=6) last_call = call.foo(1).bar()().baz.beep(a=6) self.assertEqual(mock.mock_calls[-1], last_call) self.assertEqual(mock.mock_calls, last_call.call_list()) def test_call_list(self): mock = MagicMock() mock(1) self.assertEqual(call(1).call_list(), mock.mock_calls) mock = MagicMock() mock(1).method(2) self.assertEqual(call(1).method(2).call_list(), mock.mock_calls) mock = MagicMock() mock(1).method(2)(3) self.assertEqual(call(1).method(2)(3).call_list(), mock.mock_calls) mock = MagicMock() int(mock(1).method(2)(3).foo.bar.baz(4)(5)) kall = call(1).method(2)(3).foo.bar.baz(4)(5).__int__() self.assertEqual(kall.call_list(), mock.mock_calls) def test_call_any(self): self.assertEqual(call, ANY) m = MagicMock() int(m) self.assertEqual(m.mock_calls, [ANY]) self.assertEqual([ANY], m.mock_calls) def test_two_args_call(self): args = _Call(((1, 2), {'a': 3}), two=True) self.assertEqual(len(args), 2) self.assertEqual(args[0], (1, 2)) self.assertEqual(args[1], {'a': 3}) other_args = _Call(((1, 2), {'a': 3})) self.assertEqual(args, other_args) class SpecSignatureTest(unittest.TestCase): def _check_someclass_mock(self, mock): self.assertRaises(AttributeError, getattr, mock, 'foo') mock.one(1, 2) mock.one.assert_called_with(1, 2) self.assertRaises(AssertionError, mock.one.assert_called_with, 3, 4) self.assertRaises(TypeError, mock.one, 1) mock.two() mock.two.assert_called_with() self.assertRaises(AssertionError, mock.two.assert_called_with, 3) self.assertRaises(TypeError, mock.two, 1) mock.three() mock.three.assert_called_with() self.assertRaises(AssertionError, mock.three.assert_called_with, 3) self.assertRaises(TypeError, mock.three, 3, 2) mock.three(1) mock.three.assert_called_with(1) mock.three(a=1) mock.three.assert_called_with(a=1) def test_basic(self): mock = create_autospec(SomeClass) self._check_someclass_mock(mock) mock = create_autospec(SomeClass()) self._check_someclass_mock(mock) def test_create_autospec_return_value(self): def f(): pass mock = create_autospec(f, return_value='foo') self.assertEqual(mock(), 'foo') class Foo(object): pass mock = create_autospec(Foo, return_value='foo') self.assertEqual(mock(), 'foo') def test_autospec_reset_mock(self): m = create_autospec(int) int(m) m.reset_mock() self.assertEqual(m.__int__.call_count, 0) def test_mocking_unbound_methods(self): class Foo(object): def foo(self, foo): pass p = patch.object(Foo, 'foo') mock_foo = p.start() Foo().foo(1) mock_foo.assert_called_with(1) @unittest.expectedFailure def test_create_autospec_unbound_methods(self): # see mock issue 128 class Foo(object): def foo(self): pass klass = create_autospec(Foo) instance = klass() self.assertRaises(TypeError, instance.foo, 1) # Note: no type checking on the "self" parameter klass.foo(1) klass.foo.assert_called_with(1) self.assertRaises(TypeError, klass.foo) def test_create_autospec_keyword_arguments(self): class Foo(object): a = 3 m = create_autospec(Foo, a='3') self.assertEqual(m.a, '3') @unittest.skipUnless(six.PY3, "Keyword only arguments Python 3 specific") def test_create_autospec_keyword_only_arguments(self): func_def = "def foo(a, *, b=None):\n pass\n" namespace = {} exec (func_def, namespace) foo = namespace['foo'] m = create_autospec(foo) m(1) m.assert_called_with(1) self.assertRaises(TypeError, m, 1, 2) m(2, b=3) m.assert_called_with(2, b=3) def test_function_as_instance_attribute(self): obj = SomeClass() def f(a): pass obj.f = f mock = create_autospec(obj) mock.f('bing') mock.f.assert_called_with('bing') def test_spec_as_list(self): # because spec as a list of strings in the mock constructor means # something very different we treat a list instance as the type. mock = create_autospec([]) mock.append('foo') mock.append.assert_called_with('foo') self.assertRaises(AttributeError, getattr, mock, 'foo') class Foo(object): foo = [] mock = create_autospec(Foo) mock.foo.append(3) mock.foo.append.assert_called_with(3) self.assertRaises(AttributeError, getattr, mock.foo, 'foo') def test_attributes(self): class Sub(SomeClass): attr = SomeClass() sub_mock = create_autospec(Sub) for mock in (sub_mock, sub_mock.attr): self._check_someclass_mock(mock) def test_builtin_functions_types(self): # we could replace builtin functions / methods with a function # with *args / **kwargs signature. Using the builtin method type # as a spec seems to work fairly well though. class BuiltinSubclass(list): def bar(self, arg): pass sorted = sorted attr = {} mock = create_autospec(BuiltinSubclass) mock.append(3) mock.append.assert_called_with(3) self.assertRaises(AttributeError, getattr, mock.append, 'foo') mock.bar('foo') mock.bar.assert_called_with('foo') self.assertRaises(TypeError, mock.bar, 'foo', 'bar') self.assertRaises(AttributeError, getattr, mock.bar, 'foo') mock.sorted([1, 2]) mock.sorted.assert_called_with([1, 2]) self.assertRaises(AttributeError, getattr, mock.sorted, 'foo') mock.attr.pop(3) mock.attr.pop.assert_called_with(3) self.assertRaises(AttributeError, getattr, mock.attr, 'foo') def test_method_calls(self): class Sub(SomeClass): attr = SomeClass() mock = create_autospec(Sub) mock.one(1, 2) mock.two() mock.three(3) expected = [call.one(1, 2), call.two(), call.three(3)] self.assertEqual(mock.method_calls, expected) mock.attr.one(1, 2) mock.attr.two() mock.attr.three(3) expected.extend( [call.attr.one(1, 2), call.attr.two(), call.attr.three(3)] ) self.assertEqual(mock.method_calls, expected) def test_magic_methods(self): class BuiltinSubclass(list): attr = {} mock = create_autospec(BuiltinSubclass) self.assertEqual(list(mock), []) self.assertRaises(TypeError, int, mock) self.assertRaises(TypeError, int, mock.attr) self.assertEqual(list(mock), []) self.assertIsInstance(mock['foo'], MagicMock) self.assertIsInstance(mock.attr['foo'], MagicMock) def test_spec_set(self): class Sub(SomeClass): attr = SomeClass() for spec in (Sub, Sub()): mock = create_autospec(spec, spec_set=True) self._check_someclass_mock(mock) self.assertRaises(AttributeError, setattr, mock, 'foo', 'bar') self.assertRaises(AttributeError, setattr, mock.attr, 'foo', 'bar') def test_descriptors(self): class Foo(object): @classmethod def f(cls, a, b): pass @staticmethod def g(a, b): pass class Bar(Foo): pass class Baz(SomeClass, Bar): pass for spec in (Foo, Foo(), Bar, Bar(), Baz, Baz()): mock = create_autospec(spec) mock.f(1, 2) mock.f.assert_called_once_with(1, 2) mock.g(3, 4) mock.g.assert_called_once_with(3, 4) @unittest.skipIf(six.PY3, "No old style classes in Python 3") def test_old_style_classes(self): class Foo: def f(self, a, b): pass class Bar(Foo): g = Foo() for spec in (Foo, Foo(), Bar, Bar()): mock = create_autospec(spec) mock.f(1, 2) mock.f.assert_called_once_with(1, 2) self.assertRaises(AttributeError, getattr, mock, 'foo') self.assertRaises(AttributeError, getattr, mock.f, 'foo') mock.g.f(1, 2) mock.g.f.assert_called_once_with(1, 2) self.assertRaises(AttributeError, getattr, mock.g, 'foo') def test_recursive(self): class A(object): def a(self): pass foo = 'foo bar baz' bar = foo A.B = A mock = create_autospec(A) mock() self.assertFalse(mock.B.called) mock.a() mock.B.a() self.assertEqual(mock.method_calls, [call.a(), call.B.a()]) self.assertIs(A.foo, A.bar) self.assertIsNot(mock.foo, mock.bar) mock.foo.lower() self.assertRaises(AssertionError, mock.bar.lower.assert_called_with) def test_spec_inheritance_for_classes(self): class Foo(object): def a(self, x): pass class Bar(object): def f(self, y): pass class_mock = create_autospec(Foo) self.assertIsNot(class_mock, class_mock()) for this_mock in class_mock, class_mock(): this_mock.a(x=5) this_mock.a.assert_called_with(x=5) this_mock.a.assert_called_with(5) self.assertRaises(TypeError, this_mock.a, 'foo', 'bar') self.assertRaises(AttributeError, getattr, this_mock, 'b') instance_mock = create_autospec(Foo()) instance_mock.a(5) instance_mock.a.assert_called_with(5) instance_mock.a.assert_called_with(x=5) self.assertRaises(TypeError, instance_mock.a, 'foo', 'bar') self.assertRaises(AttributeError, getattr, instance_mock, 'b') # The return value isn't isn't callable self.assertRaises(TypeError, instance_mock) instance_mock.Bar.f(6) instance_mock.Bar.f.assert_called_with(6) instance_mock.Bar.f.assert_called_with(y=6) self.assertRaises(AttributeError, getattr, instance_mock.Bar, 'g') instance_mock.Bar().f(6) instance_mock.Bar().f.assert_called_with(6) instance_mock.Bar().f.assert_called_with(y=6) self.assertRaises(AttributeError, getattr, instance_mock.Bar(), 'g') def test_inherit(self): class Foo(object): a = 3 Foo.Foo = Foo # class mock = create_autospec(Foo) instance = mock() self.assertRaises(AttributeError, getattr, instance, 'b') attr_instance = mock.Foo() self.assertRaises(AttributeError, getattr, attr_instance, 'b') # instance mock = create_autospec(Foo()) self.assertRaises(AttributeError, getattr, mock, 'b') self.assertRaises(TypeError, mock) # attribute instance call_result = mock.Foo() self.assertRaises(AttributeError, getattr, call_result, 'b') def test_builtins(self): # used to fail with infinite recursion create_autospec(1) create_autospec(int) create_autospec('foo') create_autospec(str) create_autospec({}) create_autospec(dict) create_autospec([]) create_autospec(list) create_autospec(set()) create_autospec(set) create_autospec(1.0) create_autospec(float) create_autospec(1j) create_autospec(complex) create_autospec(False) create_autospec(True) def test_function(self): def f(a, b): pass mock = create_autospec(f) self.assertRaises(TypeError, mock) mock(1, 2) mock.assert_called_with(1, 2) mock.assert_called_with(1, b=2) mock.assert_called_with(a=1, b=2) f.f = f mock = create_autospec(f) self.assertRaises(TypeError, mock.f) mock.f(3, 4) mock.f.assert_called_with(3, 4) mock.f.assert_called_with(a=3, b=4) def test_skip_attributeerrors(self): class Raiser(object): def __get__(self, obj, type=None): if obj is None: raise AttributeError('Can only be accessed via an instance') class RaiserClass(object): raiser = Raiser() @staticmethod def existing(a, b): return a + b s = create_autospec(RaiserClass) self.assertRaises(TypeError, lambda x: s.existing(1, 2, 3)) s.existing(1, 2) self.assertRaises(AttributeError, lambda: s.nonexisting) # check we can fetch the raiser attribute and it has no spec obj = s.raiser obj.foo, obj.bar def test_signature_class(self): class Foo(object): def __init__(self, a, b=3): pass mock = create_autospec(Foo) self.assertRaises(TypeError, mock) mock(1) mock.assert_called_once_with(1) mock(4, 5) mock.assert_called_with(4, 5) @unittest.skipIf(six.PY3, 'no old style classes in Python 3') def test_signature_old_style_class(self): class Foo: def __init__(self, a, b=3): pass mock = create_autospec(Foo) self.assertRaises(TypeError, mock) mock(1) mock.assert_called_once_with(1) mock.assert_called_once_with(a=1) self.assertRaises(AssertionError, mock.assert_called_once_with, 2) mock(4, 5) mock.assert_called_with(4, 5) mock.assert_called_with(a=4, b=5) self.assertRaises(AssertionError, mock.assert_called_with, a=5, b=4) def test_class_with_no_init(self): # this used to raise an exception # due to trying to get a signature from object.__init__ class Foo(object): pass create_autospec(Foo) @unittest.skipIf(six.PY3, 'no old style classes in Python 3') def test_old_style_class_with_no_init(self): # this used to raise an exception # due to Foo.__init__ raising an AttributeError class Foo: pass create_autospec(Foo) def test_signature_callable(self): class Callable(object): def __init__(self, x, y): pass def __call__(self, a): pass mock = create_autospec(Callable) mock(1, 2) mock.assert_called_once_with(1, 2) mock.assert_called_once_with(x=1, y=2) self.assertRaises(TypeError, mock, 'a') instance = mock(1, 2) self.assertRaises(TypeError, instance) instance(a='a') instance.assert_called_once_with('a') instance.assert_called_once_with(a='a') instance('a') instance.assert_called_with('a') instance.assert_called_with(a='a') mock = create_autospec(Callable(1, 2)) mock(a='a') mock.assert_called_once_with(a='a') self.assertRaises(TypeError, mock) mock('a') mock.assert_called_with('a') def test_signature_noncallable(self): class NonCallable(object): def __init__(self): pass mock = create_autospec(NonCallable) instance = mock() mock.assert_called_once_with() self.assertRaises(TypeError, mock, 'a') self.assertRaises(TypeError, instance) self.assertRaises(TypeError, instance, 'a') mock = create_autospec(NonCallable()) self.assertRaises(TypeError, mock) self.assertRaises(TypeError, mock, 'a') def test_create_autospec_none(self): class Foo(object): bar = None mock = create_autospec(Foo) none = mock.bar self.assertNotIsInstance(none, type(None)) none.foo() none.foo.assert_called_once_with() def test_autospec_functions_with_self_in_odd_place(self): class Foo(object): def f(a, self): pass a = create_autospec(Foo) a.f(10) a.f.assert_called_with(10) a.f.assert_called_with(self=10) a.f(self=10) a.f.assert_called_with(10) a.f.assert_called_with(self=10) def test_autospec_property(self): class Foo(object): @property def foo(self): return 3 foo = create_autospec(Foo) mock_property = foo.foo # no spec on properties self.assertIsInstance(mock_property, MagicMock) mock_property(1, 2, 3) mock_property.abc(4, 5, 6) mock_property.assert_called_once_with(1, 2, 3) mock_property.abc.assert_called_once_with(4, 5, 6) def test_autospec_slots(self): class Foo(object): __slots__ = ['a'] foo = create_autospec(Foo) mock_slot = foo.a # no spec on slots mock_slot(1, 2, 3) mock_slot.abc(4, 5, 6) mock_slot.assert_called_once_with(1, 2, 3) mock_slot.abc.assert_called_once_with(4, 5, 6) class TestCallList(unittest.TestCase): def test_args_list_contains_call_list(self): mock = Mock() self.assertIsInstance(mock.call_args_list, _CallList) mock(1, 2) mock(a=3) mock(3, 4) mock(b=6) for kall in call(1, 2), call(a=3), call(3, 4), call(b=6): self.assertIn(kall, mock.call_args_list) calls = [call(a=3), call(3, 4)] self.assertIn(calls, mock.call_args_list) calls = [call(1, 2), call(a=3)] self.assertIn(calls, mock.call_args_list) calls = [call(3, 4), call(b=6)] self.assertIn(calls, mock.call_args_list) calls = [call(3, 4)] self.assertIn(calls, mock.call_args_list) self.assertNotIn(call('fish'), mock.call_args_list) self.assertNotIn([call('fish')], mock.call_args_list) def test_call_list_str(self): mock = Mock() mock(1, 2) mock.foo(a=3) mock.foo.bar().baz('fish', cat='dog') expected = ( "[call(1, 2),\n" " call.foo(a=3),\n" " call.foo.bar(),\n" " call.foo.bar().baz('fish', cat='dog')]" ) self.assertEqual(str(mock.mock_calls), expected) @unittest.skipIf(six.PY3, "Unicode is properly handled with Python 3") def test_call_list_unicode(self): # See github issue #328 mock = Mock() class NonAsciiRepr(object): def __repr__(self): return "\xe9" mock(**{unicode("a"): NonAsciiRepr()}) self.assertEqual(str(mock.mock_calls), "[call(a=\xe9)]") def test_propertymock(self): p = patch('%s.SomeClass.one' % __name__, new_callable=PropertyMock) mock = p.start() try: SomeClass.one mock.assert_called_once_with() s = SomeClass() s.one mock.assert_called_with() self.assertEqual(mock.mock_calls, [call(), call()]) s.one = 3 self.assertEqual(mock.mock_calls, [call(), call(), call(3)]) finally: p.stop() def test_propertymock_returnvalue(self): m = MagicMock() p = PropertyMock() type(m).foo = p returned = m.foo p.assert_called_once_with() self.assertIsInstance(returned, MagicMock) self.assertNotIsInstance(returned, PropertyMock) if __name__ == '__main__': unittest.main()