C# EntityEntry.FindOriginalValueIndex方法代码示例

            public void Adds_original_value_for_scalar_property_when_some_other_original_values_exist()
            {
                var mockMemberMetadata1 = new Mock<StateManagerMemberMetadata>();
                mockMemberMetadata1.Setup(m => m.IsComplex).Returns(false);
                var mockMemberMetadata2 = new Mock<StateManagerMemberMetadata>();
                mockMemberMetadata2.Setup(m => m.IsComplex).Returns(false);

                var mockMetadata = new Mock<StateManagerTypeMetadata>();
                mockMetadata.Setup(m => m.Member(1)).Returns(mockMemberMetadata1.Object);
                mockMetadata.Setup(m => m.Member(2)).Returns(mockMemberMetadata2.Object);

                var entry = new EntityEntry();

                entry.SetOriginalEntityValue(mockMetadata.Object, 2, new object(), 7);

                var userObject = new object();
                var value = new object();

                entry.SetOriginalEntityValue(mockMetadata.Object, 1, userObject, value);

                Assert.Equal(1, entry.FindOriginalValueIndex(mockMemberMetadata1.Object, userObject));
                Assert.Same(
                    value,
                    entry.GetOriginalEntityValue(mockMetadata.Object, 1, userObject, ObjectStateValueRecord.OriginalReadonly));
            }

            public void Updates_original_value_for_scalar_property()
            {
                var mockMemberMetadata = new Mock<StateManagerMemberMetadata>();
                mockMemberMetadata.Setup(m => m.IsComplex).Returns(false);

                var mockMetadata = new Mock<StateManagerTypeMetadata>();
                mockMetadata.Setup(m => m.Member(3)).Returns(mockMemberMetadata.Object);

                var entry = new EntityEntry();

                var userObject = new object();

                entry.SetOriginalEntityValue(mockMetadata.Object, 3, userObject, new object());

                var value = new object();
                entry.SetOriginalEntityValue(mockMetadata.Object, 3, userObject, value);

                Assert.Equal(0, entry.FindOriginalValueIndex(mockMemberMetadata.Object, userObject));
                Assert.Same(
                    value,
                    entry.GetOriginalEntityValue(mockMetadata.Object, 3, userObject, ObjectStateValueRecord.OriginalReadonly));
            }

            public void Only_matches_entries_with_both_matching_metadata_and_user_object()
            {
                var entry = new EntityEntry();

                Assert.Equal(-1, entry.FindOriginalValueIndex(new StateManagerMemberMetadata(), new object()));
            }

            public void Returns_not_found_if_no_original_values_exist()
            {
                var entry = new EntityEntry();

                var userObject = new object();
                var metadata = new StateManagerMemberMetadata();
                entry.AddOriginalValueAt(-1, metadata, userObject, 1);

                Assert.Equal(-1, entry.FindOriginalValueIndex(new StateManagerMemberMetadata(), userObject));
                Assert.Equal(-1, entry.FindOriginalValueIndex(metadata, new object()));
                Assert.Equal(0, entry.FindOriginalValueIndex(metadata, userObject));
            }

            public void Adds_new_values_to_list_if_not_found_index_is_passed_otherwise_updates_current_entry()
            {
                var entry = new EntityEntry();

                var userObject1 = new object();
                var metadata1 = new StateManagerMemberMetadata();
                entry.AddOriginalValueAt(-1, metadata1, userObject1, 1);

                var userObject2 = new object();
                var metadata2 = new StateManagerMemberMetadata();
                entry.AddOriginalValueAt(-1, metadata2, userObject2, 2);

                var userObject3 = new object();
                var metadata3 = new StateManagerMemberMetadata();
                entry.AddOriginalValueAt(-1, metadata3, userObject3, 3);

                Assert.Equal(0, entry.FindOriginalValueIndex(metadata1, userObject1));
                Assert.Equal(1, entry.FindOriginalValueIndex(metadata2, userObject2));
                Assert.Equal(2, entry.FindOriginalValueIndex(metadata3, userObject3));

                Assert.Equal(1, entry.GetOriginalEntityValue(null, metadata1, 0, userObject1, ObjectStateValueRecord.OriginalReadonly, 0));
                Assert.Equal(2, entry.GetOriginalEntityValue(null, metadata2, 0, userObject2, ObjectStateValueRecord.OriginalReadonly, 0));
                Assert.Equal(3, entry.GetOriginalEntityValue(null, metadata3, 0, userObject3, ObjectStateValueRecord.OriginalReadonly, 0));

                entry.AddOriginalValueAt(1, metadata2, userObject2, 7);

                Assert.Equal(1, entry.FindOriginalValueIndex(metadata2, userObject2));
                Assert.Equal(7, entry.GetOriginalEntityValue(null, metadata2, 0, userObject2, ObjectStateValueRecord.OriginalReadonly, 0));
            }

            public void Traverses_through_multiple_levels_of_complex_properties_for_changed_case()
            {
                var userObject = new object();
                var oldComplexObject1 = new object();
                var oldComplexObject2 = new object();
                var newComplexObject = new object();
                var newValue = new object();
                var newValue2 = new object();

                var complexType1 = new Mock<EdmType>().Object;
                var complexMetadata1 = CreateComplexMetadata(userObject, oldComplexObject1, complexType1);

                var complexType2 = new Mock<EdmType>().Object;
                var complexMetadata2 = CreateComplexMetadata(newComplexObject, oldComplexObject2, complexType2, oldComplexObject1, 0);

                var scalarMetadata = CreateNestedScalarMetadata(oldComplexObject2, newValue);

                var mockStateManager = new Mock<ObjectStateManager>();
                mockStateManager
                    .Setup(m => m.GetOrAddStateManagerTypeMetadata(complexType1))
                    .Returns(complexMetadata2);
                mockStateManager
                    .Setup(m => m.GetOrAddStateManagerTypeMetadata(complexType2))
                    .Returns(scalarMetadata);

                var entry = new EntityEntry(mockStateManager.Object);

                entry.AddOriginalValueAt(-1, scalarMetadata.Member(0), oldComplexObject2, newValue2);

                entry.ExpandComplexTypeAndAddValues(complexMetadata1.Member(3), oldComplexObject1, newComplexObject, false);

                Assert.Equal(0, entry.FindOriginalValueIndex(scalarMetadata.Member(0), oldComplexObject2));
                Assert.Same(
                    newValue2,
                    entry.GetOriginalEntityValue(scalarMetadata, 0, oldComplexObject2, ObjectStateValueRecord.OriginalReadonly));
            }

            public void Updates_original_value_for_complex_property()
            {
                var userObject = new object();
                var oldComplexObject = new object();
                var newComplexObject = new object();
                var newValue = new object();

                var complexMetadata = CreateComplexMetadata(userObject, oldComplexObject);
                var scalarMetadata = CreateNestedScalarMetadata(newComplexObject, newValue);

                var mockStateManager = new Mock<ObjectStateManager>();
                mockStateManager
                    .Setup(m => m.GetOrAddStateManagerTypeMetadata(It.IsAny<EdmType>()))
                    .Returns(scalarMetadata);

                var entry = new EntityEntry(mockStateManager.Object);

                entry.SetOriginalEntityValue(complexMetadata, 3, userObject, newComplexObject);

                var newValue2 = new object();
                Mock.Get(scalarMetadata.Member(0)).Setup(m => m.GetValue(newComplexObject)).Returns(newValue2);

                entry.SetOriginalEntityValue(complexMetadata, 3, userObject, newComplexObject);

                Assert.Equal(0, entry.FindOriginalValueIndex(scalarMetadata.Member(0), oldComplexObject));
                Assert.Same(
                    newValue,
                    entry.GetOriginalEntityValue(scalarMetadata, 0, oldComplexObject, ObjectStateValueRecord.OriginalReadonly));
            }

            public void Adds_original_value_for_complex_property_when_some_other_original_values_exist()
            {
                var mockMemberMetadata1 = new Mock<StateManagerMemberMetadata>();
                mockMemberMetadata1.Setup(m => m.IsComplex).Returns(false);
                var mockMemberMetadata2 = new Mock<StateManagerMemberMetadata>();
                mockMemberMetadata2.Setup(m => m.IsComplex).Returns(false);

                var mockMetadata = new Mock<StateManagerTypeMetadata>();
                mockMetadata.Setup(m => m.Member(1)).Returns(mockMemberMetadata1.Object);
                mockMetadata.Setup(m => m.Member(2)).Returns(mockMemberMetadata2.Object);

                var userObject = new object();
                var oldComplexObject = new object();
                var newComplexObject = new object();
                var newValue = new object();

                var complexMetadata = CreateComplexMetadata(userObject, oldComplexObject);
                var scalarMetadata = CreateNestedScalarMetadata(newComplexObject, newValue);

                var mockStateManager = new Mock<ObjectStateManager>();
                mockStateManager
                    .Setup(m => m.GetOrAddStateManagerTypeMetadata(It.IsAny<EdmType>()))
                    .Returns(scalarMetadata);

                var entry = new EntityEntry(mockStateManager.Object);
                entry.SetOriginalEntityValue(mockMetadata.Object, 2, new object(), 7);
                entry.SetOriginalEntityValue(mockMetadata.Object, 1, new object(), 0);

                entry.SetOriginalEntityValue(complexMetadata, 3, userObject, newComplexObject);

                Assert.Equal(2, entry.FindOriginalValueIndex(scalarMetadata.Member(0), oldComplexObject));
                Assert.Same(
                    newValue,
                    entry.GetOriginalEntityValue(scalarMetadata, 0, oldComplexObject, ObjectStateValueRecord.OriginalReadonly));
            }