diff options
Diffstat (limited to 'Lib/unittest/test/testmock')
| -rw-r--r-- | Lib/unittest/test/testmock/__main__.py | 18 | ||||
| -rw-r--r-- | Lib/unittest/test/testmock/testcallable.py | 4 | ||||
| -rw-r--r-- | Lib/unittest/test/testmock/testhelpers.py | 59 | ||||
| -rw-r--r-- | Lib/unittest/test/testmock/testmagicmethods.py | 25 | ||||
| -rw-r--r-- | Lib/unittest/test/testmock/testmock.py | 165 | ||||
| -rw-r--r-- | Lib/unittest/test/testmock/testpatch.py | 18 | ||||
| -rw-r--r-- | Lib/unittest/test/testmock/testwith.py | 83 |
7 files changed, 335 insertions, 37 deletions
diff --git a/Lib/unittest/test/testmock/__main__.py b/Lib/unittest/test/testmock/__main__.py new file mode 100644 index 0000000..45c633a --- /dev/null +++ b/Lib/unittest/test/testmock/__main__.py @@ -0,0 +1,18 @@ +import os +import unittest + + +def load_tests(loader, standard_tests, pattern): + # top level directory cached on loader instance + this_dir = os.path.dirname(__file__) + pattern = pattern or "test*.py" + # We are inside unittest.test.testmock, so the top-level is three notches up + top_level_dir = os.path.dirname(os.path.dirname(os.path.dirname(this_dir))) + package_tests = loader.discover(start_dir=this_dir, pattern=pattern, + top_level_dir=top_level_dir) + standard_tests.addTests(package_tests) + return standard_tests + + +if __name__ == '__main__': + unittest.main() diff --git a/Lib/unittest/test/testmock/testcallable.py b/Lib/unittest/test/testmock/testcallable.py index 7b2dd00..5390a4e 100644 --- a/Lib/unittest/test/testmock/testcallable.py +++ b/Lib/unittest/test/testmock/testcallable.py @@ -145,3 +145,7 @@ class TestCallable(unittest.TestCase): mock.wibble.assert_called_once_with() self.assertRaises(TypeError, mock.wibble, 'some', 'args') + + +if __name__ == "__main__": + unittest.main() diff --git a/Lib/unittest/test/testmock/testhelpers.py b/Lib/unittest/test/testmock/testhelpers.py index a362a2f..1dbc0b6 100644 --- a/Lib/unittest/test/testmock/testhelpers.py +++ b/Lib/unittest/test/testmock/testhelpers.py @@ -337,9 +337,10 @@ class SpecSignatureTest(unittest.TestCase): def test_basic(self): - for spec in (SomeClass, SomeClass()): - mock = create_autospec(spec) - self._check_someclass_mock(mock) + 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): @@ -576,10 +577,10 @@ class SpecSignatureTest(unittest.TestCase): def test_spec_inheritance_for_classes(self): class Foo(object): - def a(self): + def a(self, x): pass class Bar(object): - def f(self): + def f(self, y): pass class_mock = create_autospec(Foo) @@ -587,26 +588,30 @@ class SpecSignatureTest(unittest.TestCase): self.assertIsNot(class_mock, class_mock()) for this_mock in class_mock, class_mock(): - this_mock.a() - this_mock.a.assert_called_with() - self.assertRaises(TypeError, this_mock.a, 'foo') + 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() - instance_mock.a.assert_called_with() - self.assertRaises(TypeError, instance_mock.a, '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() - instance_mock.Bar.f.assert_called_with() + 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() - instance_mock.Bar().f.assert_called_with() + 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') @@ -663,12 +668,15 @@ class SpecSignatureTest(unittest.TestCase): 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): @@ -704,9 +712,13 @@ class SpecSignatureTest(unittest.TestCase): 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): @@ -719,24 +731,27 @@ class SpecSignatureTest(unittest.TestCase): def test_signature_callable(self): class Callable(object): - def __init__(self): + def __init__(self, x, y): pass def __call__(self, a): pass mock = create_autospec(Callable) - mock() - mock.assert_called_once_with() + 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() + 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()) + mock = create_autospec(Callable(1, 2)) mock(a='a') mock.assert_called_once_with(a='a') self.assertRaises(TypeError, mock) @@ -779,7 +794,11 @@ class SpecSignatureTest(unittest.TestCase): 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) diff --git a/Lib/unittest/test/testmock/testmagicmethods.py b/Lib/unittest/test/testmock/testmagicmethods.py index 5ff158d..cc0e707 100644 --- a/Lib/unittest/test/testmock/testmagicmethods.py +++ b/Lib/unittest/test/testmock/testmagicmethods.py @@ -126,6 +126,31 @@ class TestMockingMagicMethods(unittest.TestCase): self.assertEqual(7 + mock, mock) self.assertEqual(mock.value, 16) + def test_division(self): + original = mock = Mock() + mock.value = 32 + self.assertRaises(TypeError, lambda: mock / 2) + + def truediv(self, other): + mock.value /= other + return self + mock.__truediv__ = truediv + self.assertEqual(mock / 2, mock) + self.assertEqual(mock.value, 16) + + del mock.__truediv__ + def itruediv(mock): + mock /= 4 + self.assertRaises(TypeError, itruediv, mock) + mock.__itruediv__ = truediv + mock /= 8 + self.assertEqual(mock, original) + self.assertEqual(mock.value, 2) + + self.assertRaises(TypeError, lambda: 8 / mock) + mock.__rtruediv__ = truediv + self.assertEqual(0.5 / mock, mock) + self.assertEqual(mock.value, 4) def test_hash(self): mock = Mock() diff --git a/Lib/unittest/test/testmock/testmock.py b/Lib/unittest/test/testmock/testmock.py index cef5405..23675b9 100644 --- a/Lib/unittest/test/testmock/testmock.py +++ b/Lib/unittest/test/testmock/testmock.py @@ -25,6 +25,18 @@ class Iter(object): __next__ = next +class Something(object): + def meth(self, a, b, c, d=None): + pass + + @classmethod + def cmeth(cls, a, b, c, d=None): + pass + + @staticmethod + def smeth(a, b, c, d=None): + pass + class MockTest(unittest.TestCase): @@ -142,6 +154,24 @@ class MockTest(unittest.TestCase): mock = Mock(side_effect=side_effect, return_value=sentinel.RETURN) self.assertEqual(mock(), sentinel.RETURN) + def test_autospec_side_effect(self): + # Test for issue17826 + results = [1, 2, 3] + def effect(): + return results.pop() + def f(): + pass + + mock = create_autospec(f) + mock.side_effect = [1, 2, 3] + self.assertEqual([mock(), mock(), mock()], [1, 2, 3], + "side effect not used correctly in create_autospec") + # Test where side effect is a callable + results = [1, 2, 3] + mock = create_autospec(f) + mock.side_effect = effect + self.assertEqual([mock(), mock(), mock()], [3, 2, 1], + "callable side effect not used correctly") @unittest.skipUnless('java' in sys.platform, 'This test only applies to Jython') @@ -273,6 +303,43 @@ class MockTest(unittest.TestCase): mock.assert_called_with(1, 2, 3, a='fish', b='nothing') + def test_assert_called_with_function_spec(self): + def f(a, b, c, d=None): + pass + + mock = Mock(spec=f) + + mock(1, b=2, c=3) + mock.assert_called_with(1, 2, 3) + mock.assert_called_with(a=1, b=2, c=3) + self.assertRaises(AssertionError, mock.assert_called_with, + 1, b=3, c=2) + # Expected call doesn't match the spec's signature + with self.assertRaises(AssertionError) as cm: + mock.assert_called_with(e=8) + self.assertIsInstance(cm.exception.__cause__, TypeError) + + + def test_assert_called_with_method_spec(self): + def _check(mock): + mock(1, b=2, c=3) + mock.assert_called_with(1, 2, 3) + mock.assert_called_with(a=1, b=2, c=3) + self.assertRaises(AssertionError, mock.assert_called_with, + 1, b=3, c=2) + + mock = Mock(spec=Something().meth) + _check(mock) + mock = Mock(spec=Something.cmeth) + _check(mock) + mock = Mock(spec=Something().cmeth) + _check(mock) + mock = Mock(spec=Something.smeth) + _check(mock) + mock = Mock(spec=Something().smeth) + _check(mock) + + def test_assert_called_once_with(self): mock = Mock() mock() @@ -297,6 +364,29 @@ class MockTest(unittest.TestCase): ) + def test_assert_called_once_with_function_spec(self): + def f(a, b, c, d=None): + pass + + mock = Mock(spec=f) + + mock(1, b=2, c=3) + mock.assert_called_once_with(1, 2, 3) + mock.assert_called_once_with(a=1, b=2, c=3) + self.assertRaises(AssertionError, mock.assert_called_once_with, + 1, b=3, c=2) + # Expected call doesn't match the spec's signature + with self.assertRaises(AssertionError) as cm: + mock.assert_called_once_with(e=8) + self.assertIsInstance(cm.exception.__cause__, TypeError) + # Mock called more than once => always fails + mock(4, 5, 6) + self.assertRaises(AssertionError, mock.assert_called_once_with, + 1, 2, 3) + self.assertRaises(AssertionError, mock.assert_called_once_with, + 4, 5, 6) + + def test_attribute_access_returns_mocks(self): mock = Mock() something = mock.something @@ -995,6 +1085,39 @@ class MockTest(unittest.TestCase): ) + def test_assert_has_calls_with_function_spec(self): + def f(a, b, c, d=None): + pass + + mock = Mock(spec=f) + + mock(1, b=2, c=3) + mock(4, 5, c=6, d=7) + mock(10, 11, c=12) + calls = [ + ('', (1, 2, 3), {}), + ('', (4, 5, 6), {'d': 7}), + ((10, 11, 12), {}), + ] + mock.assert_has_calls(calls) + mock.assert_has_calls(calls, any_order=True) + mock.assert_has_calls(calls[1:]) + mock.assert_has_calls(calls[1:], any_order=True) + mock.assert_has_calls(calls[:-1]) + mock.assert_has_calls(calls[:-1], any_order=True) + # Reversed order + calls = list(reversed(calls)) + with self.assertRaises(AssertionError): + mock.assert_has_calls(calls) + mock.assert_has_calls(calls, any_order=True) + with self.assertRaises(AssertionError): + mock.assert_has_calls(calls[1:]) + mock.assert_has_calls(calls[1:], any_order=True) + with self.assertRaises(AssertionError): + mock.assert_has_calls(calls[:-1]) + mock.assert_has_calls(calls[:-1], any_order=True) + + def test_assert_any_call(self): mock = Mock() mock(1, 2) @@ -1021,6 +1144,26 @@ class MockTest(unittest.TestCase): ) + def test_assert_any_call_with_function_spec(self): + def f(a, b, c, d=None): + pass + + mock = Mock(spec=f) + + mock(1, b=2, c=3) + mock(4, 5, c=6, d=7) + mock.assert_any_call(1, 2, 3) + mock.assert_any_call(a=1, b=2, c=3) + mock.assert_any_call(4, 5, 6, 7) + mock.assert_any_call(a=4, b=5, c=6, d=7) + self.assertRaises(AssertionError, mock.assert_any_call, + 1, b=3, c=2) + # Expected call doesn't match the spec's signature + with self.assertRaises(AssertionError) as cm: + mock.assert_any_call(e=8) + self.assertIsInstance(cm.exception.__cause__, TypeError) + + def test_mock_calls_create_autospec(self): def f(a, b): pass @@ -1039,6 +1182,10 @@ class MockTest(unittest.TestCase): func.mock_calls, [call(1, 2), call(3, 4)] ) + #Issue21222 + def test_create_autospec_with_name(self): + m = mock.create_autospec(object(), name='sweet_func') + self.assertIn('sweet_func', repr(m)) def test_mock_add_spec(self): class _One(object): @@ -1177,20 +1324,6 @@ class MockTest(unittest.TestCase): self.assertEqual(m.method_calls, []) - def test_attribute_deletion(self): - # this behaviour isn't *useful*, but at least it's now tested... - for Klass in Mock, MagicMock, NonCallableMagicMock, NonCallableMock: - m = Klass() - original = m.foo - m.foo = 3 - del m.foo - self.assertEqual(m.foo, original) - - new = m.foo = Mock() - del m.foo - self.assertEqual(m.foo, new) - - def test_mock_parents(self): for Klass in Mock, MagicMock: m = Klass() @@ -1254,7 +1387,8 @@ class MockTest(unittest.TestCase): def test_attribute_deletion(self): - for mock in Mock(), MagicMock(): + for mock in (Mock(), MagicMock(), NonCallableMagicMock(), + NonCallableMock()): self.assertTrue(hasattr(mock, 'm')) del mock.m @@ -1274,6 +1408,5 @@ class MockTest(unittest.TestCase): mock.foo - if __name__ == '__main__': unittest.main() diff --git a/Lib/unittest/test/testmock/testpatch.py b/Lib/unittest/test/testmock/testpatch.py index c1091b4..b516f42 100644 --- a/Lib/unittest/test/testmock/testpatch.py +++ b/Lib/unittest/test/testmock/testpatch.py @@ -12,7 +12,7 @@ from unittest.test.testmock.support import SomeClass, is_instance from unittest.mock import ( NonCallableMock, CallableMixin, patch, sentinel, MagicMock, Mock, NonCallableMagicMock, patch, _patch, - DEFAULT, call, _get_target + DEFAULT, call, _get_target, _patch ) @@ -1779,6 +1779,22 @@ class PatchTest(unittest.TestCase): patched() self.assertIs(os.path, path) + def test_stopall_lifo(self): + stopped = [] + class thing(object): + one = two = three = None + + def get_patch(attribute): + class mypatch(_patch): + def stop(self): + stopped.append(attribute) + return super(mypatch, self).stop() + return mypatch(lambda: thing, attribute, None, None, + False, None, None, None, {}) + [get_patch(val).start() for val in ("one", "two", "three")] + patch.stopall() + + self.assertEqual(stopped, ["three", "two", "one"]) if __name__ == '__main__': diff --git a/Lib/unittest/test/testmock/testwith.py b/Lib/unittest/test/testmock/testwith.py index 0a0cfad..f54e051 100644 --- a/Lib/unittest/test/testmock/testwith.py +++ b/Lib/unittest/test/testmock/testwith.py @@ -172,5 +172,88 @@ class TestMockOpen(unittest.TestCase): self.assertEqual(result, 'foo') + def test_readline_data(self): + # Check that readline will return all the lines from the fake file + mock = mock_open(read_data='foo\nbar\nbaz\n') + with patch('%s.open' % __name__, mock, create=True): + h = open('bar') + line1 = h.readline() + line2 = h.readline() + line3 = h.readline() + self.assertEqual(line1, 'foo\n') + self.assertEqual(line2, 'bar\n') + self.assertEqual(line3, 'baz\n') + + # Check that we properly emulate a file that doesn't end in a newline + mock = mock_open(read_data='foo') + with patch('%s.open' % __name__, mock, create=True): + h = open('bar') + result = h.readline() + self.assertEqual(result, 'foo') + + + def test_readlines_data(self): + # Test that emulating a file that ends in a newline character works + mock = mock_open(read_data='foo\nbar\nbaz\n') + with patch('%s.open' % __name__, mock, create=True): + h = open('bar') + result = h.readlines() + self.assertEqual(result, ['foo\n', 'bar\n', 'baz\n']) + + # Test that files without a final newline will also be correctly + # emulated + mock = mock_open(read_data='foo\nbar\nbaz') + with patch('%s.open' % __name__, mock, create=True): + h = open('bar') + result = h.readlines() + + self.assertEqual(result, ['foo\n', 'bar\n', 'baz']) + + + def test_mock_open_read_with_argument(self): + # At one point calling read with an argument was broken + # for mocks returned by mock_open + some_data = 'foo\nbar\nbaz' + mock = mock_open(read_data=some_data) + self.assertEqual(mock().read(10), some_data) + + + def test_interleaved_reads(self): + # Test that calling read, readline, and readlines pulls data + # sequentially from the data we preload with + mock = mock_open(read_data='foo\nbar\nbaz\n') + with patch('%s.open' % __name__, mock, create=True): + h = open('bar') + line1 = h.readline() + rest = h.readlines() + self.assertEqual(line1, 'foo\n') + self.assertEqual(rest, ['bar\n', 'baz\n']) + + mock = mock_open(read_data='foo\nbar\nbaz\n') + with patch('%s.open' % __name__, mock, create=True): + h = open('bar') + line1 = h.readline() + rest = h.read() + self.assertEqual(line1, 'foo\n') + self.assertEqual(rest, 'bar\nbaz\n') + + + def test_overriding_return_values(self): + mock = mock_open(read_data='foo') + handle = mock() + + handle.read.return_value = 'bar' + handle.readline.return_value = 'bar' + handle.readlines.return_value = ['bar'] + + self.assertEqual(handle.read(), 'bar') + self.assertEqual(handle.readline(), 'bar') + self.assertEqual(handle.readlines(), ['bar']) + + # call repeatedly to check that a StopIteration is not propagated + self.assertEqual(handle.readline(), 'bar') + self.assertEqual(handle.readline(), 'bar') + + if __name__ == '__main__': unittest.main() |