예제 #1
0
    def test_compare_attributes(self):
        source = ClassFactory.elements(2)
        self.assertEqual(2, self.processor.compare_attributes(source, source))

        target = ClassFactory.create()
        self.assertEqual(
            0, ClassExtensionHandler.compare_attributes(source, target))

        target.attrs = [attr.clone() for attr in source.attrs]
        self.assertEqual(
            2, ClassExtensionHandler.compare_attributes(source, target))

        source.attrs.append(AttrFactory.element())
        self.assertEqual(
            1, ClassExtensionHandler.compare_attributes(source, target))

        source.attrs = AttrFactory.list(3)
        self.assertEqual(
            0, ClassExtensionHandler.compare_attributes(source, target))

        self.assertEqual(0, ClassExtensionHandler.INCLUDES_NONE)
        self.assertEqual(1, ClassExtensionHandler.INCLUDES_SOME)
        self.assertEqual(2, ClassExtensionHandler.INCLUDES_ALL)
예제 #2
0
class ClassExtensionHandlerTests(FactoryTestCase):
    def setUp(self):
        super().setUp()

        container = ClassContainer()
        self.processor = ClassExtensionHandler(container=container)

    @mock.patch.object(ClassExtensionHandler, "process_native_extension")
    def test_process_extension_with_native_type(self,
                                                mock_flatten_extension_native):
        extension = ExtensionFactory.create(type=AttrTypeFactory.xs_string())
        target = ClassFactory.elements(1, extensions=[extension])

        self.processor.process_extension(target, extension)
        mock_flatten_extension_native.assert_called_once_with(
            target, extension)

    @mock.patch.object(ClassExtensionHandler, "process_dependency_extension")
    def test_process_extension_with_dependency_type(
            self, mock_process_dependency_extension):
        extension = ExtensionFactory.create(type=AttrTypeFactory.create("foo"))
        target = ClassFactory.elements(1, extensions=[extension])

        self.processor.process_extension(target, extension)
        mock_process_dependency_extension.assert_called_once_with(
            target, extension)

    @mock.patch.object(ClassExtensionHandler, "process_complex_extension")
    @mock.patch.object(ClassExtensionHandler, "process_simple_extension")
    @mock.patch.object(ClassExtensionHandler, "find_dependency")
    def test_process_dependency_extension_with_absent_type(
        self,
        mock_find_dependency,
        mock_process_simple_extension,
        mock_process_complex_extension,
    ):
        extension = ExtensionFactory.create()
        target = ClassFactory.create(extensions=[extension])
        mock_find_dependency.return_value = None

        self.processor.process_extension(target, extension)
        self.assertEqual(0, len(target.extensions))
        self.assertEqual(0, mock_process_simple_extension.call_count)
        self.assertEqual(0, mock_process_complex_extension.call_count)

    @mock.patch.object(ClassExtensionHandler, "process_complex_extension")
    @mock.patch.object(ClassExtensionHandler, "process_simple_extension")
    @mock.patch.object(ClassExtensionHandler, "find_dependency")
    def test_process_dependency_extension_with_simple_type(
        self,
        mock_find_dependency,
        mock_process_simple_extension,
        mock_process_complex_extension,
    ):
        extension = ExtensionFactory.create()
        target = ClassFactory.create(extensions=[extension])
        source = ClassFactory.create(type=SimpleType)
        mock_find_dependency.return_value = source

        self.processor.process_extension(target, extension)
        self.assertEqual(0, mock_process_complex_extension.call_count)

        mock_process_simple_extension.assert_called_once_with(
            source, target, extension)

    @mock.patch.object(ClassExtensionHandler, "process_complex_extension")
    @mock.patch.object(ClassExtensionHandler, "process_simple_extension")
    @mock.patch.object(ClassExtensionHandler, "find_dependency")
    def test_process_dependency_extension_with_enum_type(
        self,
        mock_find_dependency,
        mock_process_simple_extension,
        mock_process_complex_extension,
    ):
        extension = ExtensionFactory.create()
        target = ClassFactory.create(extensions=[extension])
        source = ClassFactory.create(type=ComplexType)
        source.attrs.append(AttrFactory.enumeration())
        mock_find_dependency.return_value = source

        self.processor.process_extension(target, extension)
        self.assertEqual(0, mock_process_complex_extension.call_count)

        mock_process_simple_extension.assert_called_once_with(
            source, target, extension)

    @mock.patch.object(ClassExtensionHandler, "process_complex_extension")
    @mock.patch.object(ClassExtensionHandler, "process_simple_extension")
    @mock.patch.object(ClassExtensionHandler, "find_dependency")
    def test_process_dependency_extension_with_complex_type(
        self,
        mock_find_dependency,
        mock_process_simple_extension,
        mock_process_complex_extension,
    ):
        extension = ExtensionFactory.create()
        target = ClassFactory.create(extensions=[extension])
        source = ClassFactory.create(type=ComplexType)
        mock_find_dependency.return_value = source

        self.processor.process_extension(target, extension)
        self.assertEqual(0, mock_process_simple_extension.call_count)

        mock_process_complex_extension.assert_called_once_with(
            source, target, extension)

    @mock.patch.object(ClassExtensionHandler, "create_default_attribute")
    def test_process_extension_native(self, mock_create_default_attribute):
        extension = ExtensionFactory.create()
        target = ClassFactory.elements(1)

        self.processor.process_native_extension(target, extension)
        mock_create_default_attribute.assert_called_once_with(
            target, extension)

    @mock.patch.object(ClassExtensionHandler, "copy_extension_type")
    def test_process_native_extension_with_enumeration_target(
            self, mock_copy_extension_type):
        extension = ExtensionFactory.create()
        target = ClassFactory.enumeration(1)

        self.processor.process_native_extension(target, extension)
        mock_copy_extension_type.assert_called_once_with(target, extension)

    def test_process_simple_extension_with_circular_refence(self):
        extension = ExtensionFactory.create()
        target = ClassFactory.create(extensions=[extension])
        self.processor.process_simple_extension(target, target, extension)
        self.assertEqual(0, len(target.extensions))

    @mock.patch.object(ClassExtensionHandler, "create_default_attribute")
    def test_process_simple_extension_when_source_is_enumeration_and_target_is_not(
            self, mock_create_default_attribute):
        source = ClassFactory.enumeration(2)
        target = ClassFactory.elements(1)
        extension = ExtensionFactory.create()

        self.processor.process_simple_extension(source, target, extension)
        mock_create_default_attribute.assert_called_once_with(
            target, extension)

    @mock.patch.object(ClassUtils, "copy_attributes")
    @mock.patch.object(ClassExtensionHandler, "create_default_attribute")
    def test_process_simple_extension_when_target_is_enumeration_and_source_is_not(
            self, mock_create_default_attribute, mock_copy_attributes):
        extension = ExtensionFactory.create()
        source = ClassFactory.elements(2)
        target = ClassFactory.enumeration(1, extensions=[extension])

        self.processor.process_simple_extension(source, target, extension)
        self.assertEqual(0, mock_create_default_attribute.call_count)
        self.assertEqual(0, mock_copy_attributes.call_count)
        self.assertEqual(0, len(target.extensions))

    @mock.patch.object(ClassUtils, "copy_attributes")
    def test_process_simple_extension_when_source_and_target_are_enumerations(
            self, mock_copy_attributes):
        source = ClassFactory.enumeration(2)
        target = ClassFactory.enumeration(1)
        extension = ExtensionFactory.create()

        self.processor.process_simple_extension(source, target, extension)
        mock_copy_attributes.assert_called_once_with(source, target, extension)

    @mock.patch.object(ClassUtils, "copy_attributes")
    def test_process_simple_extension_when_source_and_target_are_not_enumerations(
            self, mock_copy_attributes):
        source = ClassFactory.elements(2)
        target = ClassFactory.elements(1)
        extension = ExtensionFactory.create()

        self.processor.process_simple_extension(source, target, extension)
        mock_copy_attributes.assert_called_once_with(source, target, extension)

    @mock.patch.object(ClassUtils, "copy_attributes")
    @mock.patch.object(ClassExtensionHandler, "compare_attributes")
    def test_process_complex_extension_when_target_includes_all_source_attrs(
            self, mock_compare_attributes, mock_copy_attributes):
        mock_compare_attributes.return_value = ClassExtensionHandler.INCLUDES_ALL
        extension = ExtensionFactory.create()
        target = ClassFactory.create(extensions=[extension])
        source = ClassFactory.create()

        self.processor.process_complex_extension(source, target, extension)

        self.assertEqual(0, len(target.extensions))

        mock_compare_attributes.assert_called_once_with(source, target)
        self.assertEqual(0, mock_copy_attributes.call_count)

    @mock.patch.object(ClassUtils, "copy_attributes")
    @mock.patch.object(ClassExtensionHandler, "compare_attributes")
    def test_process_complex_extension_when_target_includes_some_source_attrs(
            self, mock_compare_attributes, mock_copy_attributes):
        mock_compare_attributes.return_value = ClassExtensionHandler.INCLUDES_SOME
        extension = ExtensionFactory.create()
        target = ClassFactory.create()
        source = ClassFactory.create()

        self.processor.process_complex_extension(source, target, extension)
        mock_compare_attributes.assert_called_once_with(source, target)
        mock_copy_attributes.assert_called_once_with(source, target, extension)

    @mock.patch.object(ClassUtils, "copy_attributes")
    @mock.patch.object(ClassExtensionHandler, "compare_attributes")
    def test_process_complex_extension_when_target_includes_no_source_attrs(
            self, mock_compare_attributes, mock_copy_attributes):
        mock_compare_attributes.return_value = ClassExtensionHandler.INCLUDES_NONE
        extension = ExtensionFactory.create()
        target = ClassFactory.create(extensions=[extension])
        source = ClassFactory.create()

        self.processor.process_complex_extension(source, target, extension)
        mock_compare_attributes.assert_called_once_with(source, target)
        self.assertEqual(0, mock_copy_attributes.call_count)
        self.assertEqual(1, len(target.extensions))

    @mock.patch.object(ClassUtils, "copy_attributes")
    @mock.patch.object(ClassExtensionHandler, "compare_attributes")
    def test_process_complex_extension_when_source_is_strict_type(
            self, mock_compare_attributes, mock_copy_attributes):
        mock_compare_attributes.return_value = ClassExtensionHandler.INCLUDES_NONE
        extension = ExtensionFactory.create()
        target = ClassFactory.create()
        source = ClassFactory.create(strict_type=True)

        self.processor.process_complex_extension(source, target, extension)
        mock_compare_attributes.assert_called_once_with(source, target)
        mock_copy_attributes.assert_called_once_with(source, target, extension)

    @mock.patch.object(ClassUtils, "copy_attributes")
    @mock.patch.object(ClassExtensionHandler, "compare_attributes")
    def test_process_complex_extension_when_source_has_suffix_attr(
            self, mock_compare_attributes, mock_copy_attributes):
        mock_compare_attributes.return_value = ClassExtensionHandler.INCLUDES_NONE
        extension = ExtensionFactory.create()
        target = ClassFactory.create()
        source = ClassFactory.create()
        source.attrs.append(AttrFactory.create(index=sys.maxsize))

        self.processor.process_complex_extension(source, target, extension)
        self.assertEqual(0, len(target.attrs))

        target.attrs.append(AttrFactory.create())
        self.processor.process_complex_extension(source, target, extension)

        self.assertEqual(2, mock_compare_attributes.call_count)
        mock_copy_attributes.assert_called_once_with(source, target, extension)

    @mock.patch.object(ClassUtils, "copy_attributes")
    @mock.patch.object(ClassExtensionHandler, "compare_attributes")
    def test_process_complex_extension_when_target_has_suffix_attr(
            self, mock_compare_attributes, mock_copy_attributes):
        mock_compare_attributes.return_value = ClassExtensionHandler.INCLUDES_NONE
        extension = ExtensionFactory.create()
        target = ClassFactory.create()
        source = ClassFactory.create()
        target.attrs.append(AttrFactory.create(index=sys.maxsize))

        self.processor.process_complex_extension(source, target, extension)
        mock_compare_attributes.assert_called_once_with(source, target)
        mock_copy_attributes.assert_called_once_with(source, target, extension)

    def test_find_dependency(self):
        attr_type = AttrTypeFactory.create(qname="a")

        self.assertIsNone(self.processor.find_dependency(attr_type))

        complex = ClassFactory.create(qname="a", type=ComplexType)
        self.processor.container.add(complex)
        self.assertEqual(complex, self.processor.find_dependency(attr_type))

        simple = ClassFactory.create(qname="a", type=SimpleType)
        self.processor.container.add(simple)
        self.assertEqual(simple, self.processor.find_dependency(attr_type))

    def test_compare_attributes(self):
        source = ClassFactory.elements(2)
        self.assertEqual(2, self.processor.compare_attributes(source, source))

        target = ClassFactory.create()
        self.assertEqual(
            0, ClassExtensionHandler.compare_attributes(source, target))

        target.attrs = [attr.clone() for attr in source.attrs]
        self.assertEqual(
            2, ClassExtensionHandler.compare_attributes(source, target))

        source.attrs.append(AttrFactory.element())
        self.assertEqual(
            1, ClassExtensionHandler.compare_attributes(source, target))

        source.attrs = AttrFactory.list(3)
        self.assertEqual(
            0, ClassExtensionHandler.compare_attributes(source, target))

        self.assertEqual(0, ClassExtensionHandler.INCLUDES_NONE)
        self.assertEqual(1, ClassExtensionHandler.INCLUDES_SOME)
        self.assertEqual(2, ClassExtensionHandler.INCLUDES_ALL)

    def test_copy_extension_type(self):
        extension = ExtensionFactory.create()
        target = ClassFactory.elements(2)
        target.extensions.append(extension)

        ClassExtensionHandler.copy_extension_type(target, extension)

        self.assertEqual(extension.type, target.attrs[0].types[1])
        self.assertEqual(extension.type, target.attrs[1].types[1])
        self.assertEqual(0, len(target.extensions))

    def test_create_default_attribute(self):
        extension = ExtensionFactory.create()
        item = ClassFactory.create(extensions=[extension])

        ClassExtensionHandler.create_default_attribute(item, extension)
        expected = AttrFactory.create(
            name="value",
            index=0,
            default=None,
            types=[extension.type],
            tag=Tag.EXTENSION,
        )

        self.assertEqual(1, len(item.attrs))
        self.assertEqual(0, len(item.extensions))
        self.assertEqual(expected, item.attrs[0])

    def test_create_default_attribute_with_any_type(self):
        extension = ExtensionFactory.create(
            type=AttrTypeFactory.xs_any(),
            restrictions=Restrictions(min_occurs=1,
                                      max_occurs=1,
                                      required=True),
        )
        item = ClassFactory.create(extensions=[extension])

        ClassExtensionHandler.create_default_attribute(item, extension)
        expected = AttrFactory.create(
            name="any_element",
            index=0,
            default=None,
            types=[extension.type.clone()],
            tag=Tag.ANY,
            namespace="##any",
            restrictions=Restrictions(min_occurs=1,
                                      max_occurs=1,
                                      required=True),
        )

        self.assertEqual(1, len(item.attrs))
        self.assertEqual(0, len(item.extensions))
        self.assertEqual(expected, item.attrs[0])