C# EdmEntityType.AddProperty方法代码示例

        public NonPrimitiveTypeRoundtripAtomTests()
        {
            this.model = new EdmModel();

            EdmComplexType personalInfo = new EdmComplexType(MyNameSpace, "PersonalInfo");
            personalInfo.AddStructuralProperty("Age", EdmPrimitiveTypeKind.Int16);
            personalInfo.AddStructuralProperty("Email", EdmPrimitiveTypeKind.String);
            personalInfo.AddStructuralProperty("Tel", EdmPrimitiveTypeKind.String);
            personalInfo.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Guid);
            
            EdmComplexType subjectInfo = new EdmComplexType(MyNameSpace, "Subject");
            subjectInfo.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String);
            subjectInfo.AddStructuralProperty("Score", EdmPrimitiveTypeKind.Int16);

            EdmCollectionTypeReference subjectsCollection = new EdmCollectionTypeReference(new EdmCollectionType(new EdmComplexTypeReference(subjectInfo, isNullable:true)));

            EdmEntityType studentInfo = new EdmEntityType(MyNameSpace, "Student");
            studentInfo.AddStructuralProperty("Info", new EdmComplexTypeReference(personalInfo, isNullable: false));
            studentInfo.AddProperty(new EdmStructuralProperty(studentInfo, "Subjects", subjectsCollection));

            EdmCollectionTypeReference hobbiesCollection = new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetString(isNullable: false)));
            studentInfo.AddProperty(new EdmStructuralProperty(studentInfo, "Hobbies", hobbiesCollection));

            model.AddElement(studentInfo);
            model.AddElement(personalInfo);
            model.AddElement(subjectInfo);
        }

        public static IEdmModel CreateServiceEdmModel(string ns)
        {
            EdmModel model = new EdmModel();
            var defaultContainer = new EdmEntityContainer(ns, "PerfInMemoryContainer");
            model.AddElement(defaultContainer);

            var personType = new EdmEntityType(ns, "Person");
            var personIdProperty = new EdmStructuralProperty(personType, "PersonID", EdmCoreModel.Instance.GetInt32(false));
            personType.AddProperty(personIdProperty);
            personType.AddKeys(new IEdmStructuralProperty[] { personIdProperty });
            personType.AddProperty(new EdmStructuralProperty(personType, "FirstName", EdmCoreModel.Instance.GetString(false)));
            personType.AddProperty(new EdmStructuralProperty(personType, "LastName", EdmCoreModel.Instance.GetString(false)));
            personType.AddProperty(new EdmStructuralProperty(personType, "MiddleName", EdmCoreModel.Instance.GetString(true)));
            personType.AddProperty(new EdmStructuralProperty(personType, "Age", EdmCoreModel.Instance.GetInt32(false)));
            model.AddElement(personType);

            var simplePersonSet = new EdmEntitySet(defaultContainer, "SimplePeopleSet", personType);
            defaultContainer.AddElement(simplePersonSet);

            var largetPersonSet = new EdmEntitySet(defaultContainer, "LargePeopleSet", personType);
            defaultContainer.AddElement(largetPersonSet);

            var addressType = new EdmComplexType(ns, "Address");
            addressType.AddProperty(new EdmStructuralProperty(addressType, "Street", EdmCoreModel.Instance.GetString(false)));
            addressType.AddProperty(new EdmStructuralProperty(addressType, "City", EdmCoreModel.Instance.GetString(false)));
            addressType.AddProperty(new EdmStructuralProperty(addressType, "PostalCode", EdmCoreModel.Instance.GetString(false)));
            model.AddElement(addressType);

            var companyType = new EdmEntityType(ns, "Company");
            var companyId = new EdmStructuralProperty(companyType, "CompanyID", EdmCoreModel.Instance.GetInt32(false));
            companyType.AddProperty(companyId);
            companyType.AddKeys(companyId);
            companyType.AddProperty(new EdmStructuralProperty(companyType, "Name", EdmCoreModel.Instance.GetString(true)));
            companyType.AddProperty(new EdmStructuralProperty(companyType, "Address", new EdmComplexTypeReference(addressType, true)));
            companyType.AddProperty(new EdmStructuralProperty(companyType, "Revenue", EdmCoreModel.Instance.GetInt32(false)));

            model.AddElement(companyType);

            var companySet = new EdmEntitySet(defaultContainer, "CompanySet", companyType);
            defaultContainer.AddElement(companySet);

            var companyEmployeeNavigation = companyType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo()
            {
                Name = "Employees",
                Target = personType,
                TargetMultiplicity = EdmMultiplicity.Many
            });
            companySet.AddNavigationTarget(companyEmployeeNavigation, largetPersonSet);

            // ResetDataSource
            var resetDataSourceAction = new EdmAction(ns, "ResetDataSource", null, false, null);
            model.AddElement(resetDataSourceAction);
            defaultContainer.AddActionImport(resetDataSourceAction);

            return model;
        }

        public void Initialize()
        {
            this.model = new EdmModel();

            EdmComplexType personalInfo = new EdmComplexType(MyNameSpace, "PersonalInfo");
            personalInfo.AddStructuralProperty("Age", EdmPrimitiveTypeKind.Int16);
            personalInfo.AddStructuralProperty("Email", EdmPrimitiveTypeKind.String);
            personalInfo.AddStructuralProperty("Tel", EdmPrimitiveTypeKind.String);
            personalInfo.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Guid);

            EdmComplexType derivedPersonalInfo = new EdmComplexType(MyNameSpace, "DerivedPersonalInfo", personalInfo);
            derivedPersonalInfo.AddStructuralProperty("Hobby", EdmPrimitiveTypeKind.String);

            EdmComplexType derivedDerivedPersonalInfo = new EdmComplexType(MyNameSpace, "DerivedDerivedPersonalInfo", derivedPersonalInfo);
            derivedDerivedPersonalInfo.AddStructuralProperty("Education", EdmPrimitiveTypeKind.String);

            EdmComplexType subjectInfo = new EdmComplexType(MyNameSpace, "Subject");
            subjectInfo.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String);
            subjectInfo.AddStructuralProperty("Score", EdmPrimitiveTypeKind.Int16);

            EdmComplexType derivedSubjectInfo = new EdmComplexType(MyNameSpace, "DerivedSubject", subjectInfo);
            derivedSubjectInfo.AddStructuralProperty("Teacher", EdmPrimitiveTypeKind.String);

            EdmComplexType derivedDerivedSubjectInfo = new EdmComplexType(MyNameSpace, "DerivedDerivedSubject", derivedSubjectInfo);
            derivedDerivedSubjectInfo.AddStructuralProperty("Classroom", EdmPrimitiveTypeKind.String);

            EdmCollectionTypeReference subjectsCollection = new EdmCollectionTypeReference(new EdmCollectionType(new EdmComplexTypeReference(subjectInfo, isNullable: true)));

            studentInfo = new EdmEntityType(MyNameSpace, "Student");
            studentInfo.AddStructuralProperty("Info", new EdmComplexTypeReference(personalInfo, isNullable: false));
            studentInfo.AddProperty(new EdmStructuralProperty(studentInfo, "Subjects", subjectsCollection));

            // enum with flags
            var enumFlagsType = new EdmEnumType(MyNameSpace, "ColorFlags", isFlags: true);
            enumFlagsType.AddMember("Red", new EdmIntegerConstant(1));
            enumFlagsType.AddMember("Green", new EdmIntegerConstant(2));
            enumFlagsType.AddMember("Blue", new EdmIntegerConstant(4));
            studentInfo.AddStructuralProperty("ClothesColors", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEnumTypeReference(enumFlagsType, true))));

            EdmCollectionTypeReference hobbiesCollection = new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetString(isNullable: false)));
            studentInfo.AddProperty(new EdmStructuralProperty(studentInfo, "Hobbies", hobbiesCollection));

            model.AddElement(enumFlagsType);
            model.AddElement(studentInfo);
            model.AddElement(personalInfo);
            model.AddElement(derivedPersonalInfo);
            model.AddElement(derivedDerivedPersonalInfo);
            model.AddElement(subjectInfo);
            model.AddElement(derivedSubjectInfo);
            model.AddElement(derivedDerivedSubjectInfo);

            IEdmEntityContainer defaultContainer = new EdmEntityContainer("NS", "DefaultContainer");
            model.AddElement(defaultContainer);

            this.studentSet = new EdmEntitySet(defaultContainer, "MySet", this.studentInfo);
        }

        public static IEdmModel CreateModel(string ns)
        {
            EdmModel model = new EdmModel();
            var defaultContainer = new EdmEntityContainer(ns, "DefaultContainer");
            model.AddElement(defaultContainer);

            var addressType = new EdmComplexType(ns, "Address");
            addressType.AddProperty(new EdmStructuralProperty(addressType, "Road", EdmCoreModel.Instance.GetString(false)));
            addressType.AddProperty(new EdmStructuralProperty(addressType, "City", EdmCoreModel.Instance.GetString(false)));
            model.AddElement(addressType);

            var personType = new EdmEntityType(ns, "Person");
            var personIdProperty = new EdmStructuralProperty(personType, "PersonId", EdmCoreModel.Instance.GetInt32(false));
            personType.AddProperty(personIdProperty);
            personType.AddKeys(new IEdmStructuralProperty[] { personIdProperty });
            personType.AddProperty(new EdmStructuralProperty(personType, "FirstName", EdmCoreModel.Instance.GetString(false)));
            personType.AddProperty(new EdmStructuralProperty(personType, "LastName", EdmCoreModel.Instance.GetString(false)));
            personType.AddProperty(new EdmStructuralProperty(personType, "Address", new EdmComplexTypeReference(addressType, true)));
            personType.AddProperty(new EdmStructuralProperty(personType, "Descriptions", new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetString(false)))));

            model.AddElement(personType);
            var peopleSet = new EdmEntitySet(defaultContainer, "People", personType);
            defaultContainer.AddElement(peopleSet);

            var numberComboType = new EdmComplexType(ns, "NumberCombo");
            numberComboType.AddProperty(new EdmStructuralProperty(numberComboType, "Small", EdmCoreModel.Instance.GetInt32(false)));
            numberComboType.AddProperty(new EdmStructuralProperty(numberComboType, "Middle", EdmCoreModel.Instance.GetInt64(false)));
            numberComboType.AddProperty(new EdmStructuralProperty(numberComboType, "Large", EdmCoreModel.Instance.GetDecimal(false)));
            model.AddElement(numberComboType);

            var productType = new EdmEntityType(ns, "Product");
            var productIdProperty = new EdmStructuralProperty(productType, "ProductId", EdmCoreModel.Instance.GetInt32(false));
            productType.AddProperty(productIdProperty);
            productType.AddKeys(new IEdmStructuralProperty[] { productIdProperty });
            productType.AddProperty(new EdmStructuralProperty(productType, "Quantity", EdmCoreModel.Instance.GetInt64(false)));
            productType.AddProperty(new EdmStructuralProperty(productType, "LifeTimeInSeconds", EdmCoreModel.Instance.GetDecimal(false)));
            productType.AddProperty(new EdmStructuralProperty(productType, "TheCombo", new EdmComplexTypeReference(numberComboType, true)));
            productType.AddProperty(new EdmStructuralProperty(productType, "LargeNumbers", new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetDecimal(false)))));

            model.AddElement(productType);
            var productsSet = new EdmEntitySet(defaultContainer, "Products", productType);
            defaultContainer.AddElement(productsSet);

            var productsProperty = personType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo
            {
                Name = "Products",
                Target = productType,
                TargetMultiplicity = EdmMultiplicity.Many
            });
            peopleSet.AddNavigationTarget(productsProperty, productsSet);

            IEnumerable<EdmError> errors;
            model.Validate(out errors);

            return model;
        }

        static InstanceAnnotationsReaderIntegrationTests()
        {
            EdmModel modelTmp = new EdmModel();
            EntityType = new EdmEntityType("TestNamespace", "TestEntityType");
            modelTmp.AddElement(EntityType);

            var keyProperty = new EdmStructuralProperty(EntityType, "ID", EdmCoreModel.Instance.GetInt32(false));
            EntityType.AddKeys(new IEdmStructuralProperty[] { keyProperty });
            EntityType.AddProperty(keyProperty);
            var resourceNavigationProperty = EntityType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo { Name = "ResourceNavigationProperty", Target = EntityType, TargetMultiplicity = EdmMultiplicity.ZeroOrOne });
            var resourceSetNavigationProperty = EntityType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo { Name = "ResourceSetNavigationProperty", Target = EntityType, TargetMultiplicity = EdmMultiplicity.Many });

            var defaultContainer = new EdmEntityContainer("TestNamespace", "DefaultContainer_sub");
            modelTmp.AddElement(defaultContainer);
            EntitySet = new EdmEntitySet(defaultContainer, "TestEntitySet", EntityType);
            EntitySet.AddNavigationTarget(resourceNavigationProperty, EntitySet);
            EntitySet.AddNavigationTarget(resourceSetNavigationProperty, EntitySet);
            defaultContainer.AddElement(EntitySet);

            Singleton = new EdmSingleton(defaultContainer, "TestSingleton", EntityType);
            Singleton.AddNavigationTarget(resourceNavigationProperty, EntitySet);
            Singleton.AddNavigationTarget(resourceSetNavigationProperty, EntitySet);
            defaultContainer.AddElement(Singleton);

            ComplexType = new EdmComplexType("TestNamespace", "TestComplexType");
            ComplexType.AddProperty(new EdmStructuralProperty(ComplexType, "StringProperty", EdmCoreModel.Instance.GetString(false)));
            modelTmp.AddElement(ComplexType);

            Model = TestUtils.WrapReferencedModelsToMainModel("TestNamespace", "DefaultContainer", modelTmp);
        }

        public void WriterShouldNotIncludeTypeNameForCollectionOfDerivedType()
        {
            // JSON Light: writer doesn't include type name for collection of derived type
            // If I have a collection property declared in metadata as Collection(Edm.Geography), 
            // and at serialization type, it's clearly a Collection(Edm.GeographyPoint), 
            // we won't write the type name for that property by default (i.e., minimal metadata mode).

            var model = new EdmModel();
            var entityType = new EdmEntityType("Var1", "Type");
            entityType.AddKeys(entityType.AddStructuralProperty("Id", EdmPrimitiveTypeKind.Int32));
            entityType.AddProperty(new EdmStructuralProperty(entityType, "Geographies", new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetSpatial(EdmPrimitiveTypeKind.Geography, false)))));
            model.AddElement(entityType);
            
            var writerSettings = new ODataMessageWriterSettings();
            writerSettings.SetContentType(ODataFormat.Json);
            writerSettings.DisableMessageStreamDisposal = true;

            var message = new InMemoryMessage { Stream = new MemoryStream() };
            using (ODataMessageWriter odataMessageWriter = new ODataMessageWriter((IODataRequestMessage)message, writerSettings, model))
            {
                ODataWriter odataWriter = odataMessageWriter.CreateODataEntryWriter();
                odataWriter.WriteStart(
                    new ODataEntry
                    {
                        TypeName = "Var1.Type",
                        Properties = new[] 
                        {
                            new ODataProperty() 
                            { 
                                Name = "Id", 
                                Value = 1 
                            }, 
                            new ODataProperty() 
                            { 
                                Name = "Geographies", 
                                Value = new ODataCollectionValue 
                                { 
                                    Items = new[] 
                                    { 
                                        GeographyPoint.Create(0,0),
                                        GeographyPoint.Create(1,1), 
                                        GeographyPoint.Create(2,2) 
                                    } 
                                } 
                            }, 
                        }
                    });
                odataWriter.WriteEnd();
                odataWriter.Flush();
            }
            
            message.Stream.Position = 0;
            var output = new StreamReader(message.Stream).ReadToEnd();
            Assert.IsFalse(output.Contains("Collection(Edm.GeographyPoint)"), @"output.Contains(""Collection(Edm.GeographyPoint)"" == false");
        }

        private IEdmModel CreateTestModel()
        {
            EdmModel model = new EdmModel();
            EdmEntityContainer defaultContainer = new EdmEntityContainer("TestModel", "Default");
            model.AddElement(defaultContainer);

            var productType = new EdmEntityType("TestModel", "Product");
            EdmStructuralProperty idProperty = new EdmStructuralProperty(productType, "Id", EdmCoreModel.Instance.GetInt32(false));
            productType.AddProperty(idProperty);
            productType.AddKeys(idProperty);
            productType.AddProperty(new EdmStructuralProperty(productType, "Name", EdmCoreModel.Instance.GetString(true)));
            model.AddElement(productType);

            var customerType = new EdmEntityType("TestModel", "Customer");
            idProperty = new EdmStructuralProperty(customerType, "Id", EdmCoreModel.Instance.GetInt32(false));
            customerType.AddProperty(idProperty);
            customerType.AddKeys(idProperty);
            customerType.AddProperty(new EdmStructuralProperty(customerType, "Name", EdmCoreModel.Instance.GetString(true)));
            model.AddElement(productType);

            defaultContainer.AddEntitySet("Products", productType);
            defaultContainer.AddEntitySet("Customers", customerType);
            defaultContainer.AddSingleton("SingleProduct", productType);
            defaultContainer.AddSingleton("SingleCustomer", customerType);

            EdmAction action = new EdmAction("TestModel", "SimpleAction", null/*returnType*/, false /*isBound*/, null /*entitySetPath*/);
            model.AddElement(action);
            defaultContainer.AddActionImport("SimpleActionImport", action);

            EdmFunction function1 = new EdmFunction("TestModel", "SimpleFunction1", EdmCoreModel.Instance.GetInt32(false), false /*isbound*/, null, true);
            function1.AddParameter("p1", EdmCoreModel.Instance.GetInt32(false));
            defaultContainer.AddFunctionImport("SimpleFunctionImport1", function1);

            EdmFunction function2 = new EdmFunction("TestModel", "SimpleFunction2", EdmCoreModel.Instance.GetInt32(false), false /*isbound*/, null, true);
            function2.AddParameter("p1", EdmCoreModel.Instance.GetInt32(false));
            defaultContainer.AddFunctionImport("SimpleFunctionImport2", function1, null, true /*IncludeInServiceDocument*/);

            return model;
        }

        static DeltaLinkWriterIntegrationTests()
        {
            Model = new EdmModel();
            EntityType = new EdmEntityType("TestNamespace", "TestEntityType");
            Model.AddElement(EntityType);

            var keyProperty = new EdmStructuralProperty(EntityType, "ID", EdmCoreModel.Instance.GetInt32(false));
            EntityType.AddKeys(new IEdmStructuralProperty[] { keyProperty });
            EntityType.AddProperty(keyProperty);
            var resourceNavigationProperty = EntityType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo { Name = "ResourceNavigationProperty", Target = EntityType, TargetMultiplicity = EdmMultiplicity.ZeroOrOne });
            var resourceSetNavigationProperty = EntityType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo { Name = "ResourceSetNavigationProperty", Target = EntityType, TargetMultiplicity = EdmMultiplicity.Many });

            var defaultContainer = new EdmEntityContainer("TestNamespace", "DefaultContainer");
            Model.AddElement(defaultContainer);
            EntitySet = new EdmEntitySet(defaultContainer, "TestEntitySet", EntityType);
            EntitySet.AddNavigationTarget(resourceNavigationProperty, EntitySet);
            EntitySet.AddNavigationTarget(resourceSetNavigationProperty, EntitySet);
            defaultContainer.AddElement(EntitySet);
        }

        static ODataEntityReferenceLinksTests()
        {
            EdmModel tmpModel = new EdmModel();
            EdmComplexType complexType = new EdmComplexType("TestNamespace", "TestComplexType");
            complexType.AddProperty(new EdmStructuralProperty(complexType, "StringProperty", EdmCoreModel.Instance.GetString(false)));
            tmpModel.AddElement(complexType);

            EntityType = new EdmEntityType("TestNamespace", "TestEntityType");
            tmpModel.AddElement(EntityType);
            var keyProperty = new EdmStructuralProperty(EntityType, "ID", EdmCoreModel.Instance.GetInt32(false));
            EntityType.AddKeys(new IEdmStructuralProperty[] { keyProperty });
            EntityType.AddProperty(keyProperty);

            var defaultContainer = new EdmEntityContainer("TestNamespace", "DefaultContainer_sub");
            tmpModel.AddElement(defaultContainer);
            EntitySet = new EdmEntitySet(defaultContainer, "Customers", EntityType);
            defaultContainer.AddElement(EntitySet);

            EdmModel = TestUtils.WrapReferencedModelsToMainModel("TestNamespace", "DefaultContainer", tmpModel);
            MessageReaderSettingsReadAndValidateCustomInstanceAnnotations = new ODataMessageReaderSettings { ShouldIncludeAnnotation = ODataUtils.CreateAnnotationFilter("*") };
       }

        static ODataJsonLightEntryAndFeedDeserializerTests()
        {
            EdmModel tmpModel = new EdmModel();
            EdmComplexType complexType = new EdmComplexType("TestNamespace", "TestComplexType");
            complexType.AddProperty(new EdmStructuralProperty(complexType, "StringProperty", EdmCoreModel.Instance.GetString(false)));
            tmpModel.AddElement(complexType);

            EntityType = new EdmEntityType("TestNamespace", "TestEntityType");
            tmpModel.AddElement(EntityType);
            var keyProperty = new EdmStructuralProperty(EntityType, "ID", EdmCoreModel.Instance.GetInt32(false));
            EntityType.AddKeys(new IEdmStructuralProperty[] { keyProperty });
            EntityType.AddProperty(keyProperty);

            var defaultContainer = new EdmEntityContainer("TestNamespace", "DefaultContainer_sub");
            tmpModel.AddElement(defaultContainer);
            EntitySet = new EdmEntitySet(defaultContainer, "TestEntitySet", EntityType);
            defaultContainer.AddElement(EntitySet);

            Action = new EdmAction("TestNamespace", "DoSomething", null, true, null);
            Action.AddParameter("p1", new EdmEntityTypeReference(EntityType, false));
            tmpModel.AddElement(Action);

            ActionImport = defaultContainer.AddActionImport("DoSomething", Action);

            var serviceOperationFunction = new EdmFunction("TestNamespace", "ServiceOperation", EdmCoreModel.Instance.GetInt32(true));
            defaultContainer.AddFunctionImport("ServiceOperation", serviceOperationFunction);
            tmpModel.AddElement(serviceOperationFunction);

            tmpModel.AddElement(new EdmTerm("custom", "DateTimeOffsetAnnotation", EdmPrimitiveTypeKind.DateTimeOffset));
            tmpModel.AddElement(new EdmTerm("custom", "DateAnnotation", EdmPrimitiveTypeKind.Date));
            tmpModel.AddElement(new EdmTerm("custom", "TimeOfDayAnnotation", EdmPrimitiveTypeKind.TimeOfDay));

            EdmModel = TestUtils.WrapReferencedModelsToMainModel("TestNamespace", "DefaultContainer", tmpModel);
            MessageReaderSettingsReadAndValidateCustomInstanceAnnotations = new ODataMessageReaderSettings { ShouldIncludeAnnotation = ODataUtils.CreateAnnotationFilter("*") };
            MessageReaderSettingsIgnoreInstanceAnnotations = new ODataMessageReaderSettings();
        }

        public void TestElementInterfaceCriticalPropertyValueMustNotBeNull()
        {
            var expectedErrors = new EdmLibTestErrors()
            {
                { null, null, EdmErrorCode.InterfaceCriticalPropertyValueMustNotBeNull }
            };

            var baseEntity = new EdmEntityType("DefaultNamespace", "BaseEntity");
            var navProperty = new StubEdmNavigationProperty("Nav")
            {
                DeclaringType = baseEntity,
                Partner = new StubEdmNavigationProperty("Partner") { DeclaringType = baseEntity, Type = new EdmEntityTypeReference(baseEntity, false) }
            };
            baseEntity.AddProperty(navProperty);

            this.ValidateElement(navProperty, expectedErrors);
            this.ValidateElement(baseEntity, expectedErrors);

            expectedErrors = new EdmLibTestErrors();
            var entity = new EdmEntityType("DefaultNamespace", "Entity", baseEntity);
            this.ValidateElement(entity, expectedErrors);
        }

        public static IEdmModel CreateModel(string ns)
        {
            EdmModel model = new EdmModel();
            var defaultContainer = new EdmEntityContainer(ns, "DefaultContainer");
            model.AddElement(defaultContainer);

            var nameType = new EdmTypeDefinition(ns, "Name", EdmPrimitiveTypeKind.String);
            model.AddElement(nameType);

            var addressType = new EdmComplexType(ns, "Address");
            addressType.AddProperty(new EdmStructuralProperty(addressType, "Road", new EdmTypeDefinitionReference(nameType, false)));
            addressType.AddProperty(new EdmStructuralProperty(addressType, "City", EdmCoreModel.Instance.GetString(false)));
            model.AddElement(addressType);

            var personType = new EdmEntityType(ns, "Person");
            var personIdProperty = new EdmStructuralProperty(personType, "PersonId", EdmCoreModel.Instance.GetInt32(false));
            personType.AddProperty(personIdProperty);
            personType.AddKeys(new IEdmStructuralProperty[] { personIdProperty });
            personType.AddProperty(new EdmStructuralProperty(personType, "FirstName", new EdmTypeDefinitionReference(nameType, false)));
            personType.AddProperty(new EdmStructuralProperty(personType, "LastName", new EdmTypeDefinitionReference(nameType, false)));
            personType.AddProperty(new EdmStructuralProperty(personType, "Address", new EdmComplexTypeReference(addressType, true)));
            personType.AddProperty(new EdmStructuralProperty(personType, "Descriptions", new EdmCollectionTypeReference(new EdmCollectionType(new EdmTypeDefinitionReference(nameType, false)))));

            model.AddElement(personType);
            var peopleSet = new EdmEntitySet(defaultContainer, "People", personType);
            defaultContainer.AddElement(peopleSet);

            var numberComboType = new EdmComplexType(ns, "NumberCombo");
            numberComboType.AddProperty(new EdmStructuralProperty(numberComboType, "Small", model.GetUInt16(ns, false)));
            numberComboType.AddProperty(new EdmStructuralProperty(numberComboType, "Middle", model.GetUInt32(ns, false)));
            numberComboType.AddProperty(new EdmStructuralProperty(numberComboType, "Large", model.GetUInt64(ns, false)));
            model.AddElement(numberComboType);

            var productType = new EdmEntityType(ns, "Product");
            var productIdProperty = new EdmStructuralProperty(productType, "ProductId", model.GetUInt16(ns, false));
            productType.AddProperty(productIdProperty);
            productType.AddKeys(new IEdmStructuralProperty[] { productIdProperty });
            productType.AddProperty(new EdmStructuralProperty(productType, "Quantity", model.GetUInt32(ns, false)));
            productType.AddProperty(new EdmStructuralProperty(productType, "NullableUInt32", model.GetUInt32(ns, true)));
            productType.AddProperty(new EdmStructuralProperty(productType, "LifeTimeInSeconds", model.GetUInt64(ns, false)));
            productType.AddProperty(new EdmStructuralProperty(productType, "TheCombo", new EdmComplexTypeReference(numberComboType, true)));
            productType.AddProperty(new EdmStructuralProperty(productType, "LargeNumbers", new EdmCollectionTypeReference(new EdmCollectionType(model.GetUInt64(ns, false)))));

            model.AddElement(productType);
            var productsSet = new EdmEntitySet(defaultContainer, "Products", productType);
            defaultContainer.AddElement(productsSet);

            //Bound Function: bound to entity, return defined type
            var getFullNameFunction = new EdmFunction(ns, "GetFullName", new EdmTypeDefinitionReference(nameType, false), true, null, false);
            getFullNameFunction.AddParameter("person", new EdmEntityTypeReference(personType, false));
            getFullNameFunction.AddParameter("nickname", new EdmTypeDefinitionReference(nameType, false));
            model.AddElement(getFullNameFunction);

            //Bound Action: bound to entity, return UInt64
            var extendLifeTimeAction = new EdmAction(ns, "ExtendLifeTime", model.GetUInt64(ns, false), true, null);
            extendLifeTimeAction.AddParameter("product", new EdmEntityTypeReference(productType, false));
            extendLifeTimeAction.AddParameter("seconds", model.GetUInt32(ns, false));
            model.AddElement(extendLifeTimeAction);

            //UnBound Action: ResetDataSource
            var resetDataSourceAction = new EdmAction(ns, "ResetDataSource", null, false, null);
            model.AddElement(resetDataSourceAction);
            defaultContainer.AddActionImport(resetDataSourceAction);

            IEnumerable<EdmError> errors = null;
            model.Validate(out errors);

            return model;
        }

        public static IEdmModel CreateModel(string ns)
        {
            EdmModel model = new EdmModel();
            var defaultContainer = new EdmEntityContainer(ns, "DefaultContainer");
            model.AddElement(defaultContainer);

            var orderDetail = new EdmComplexType(ns, "orderDetail");
            orderDetail.AddProperty(new EdmStructuralProperty(orderDetail, "amount", EdmCoreModel.Instance.GetDecimal(false)));
            orderDetail.AddProperty(new EdmStructuralProperty(orderDetail, "quantity", EdmCoreModel.Instance.GetInt32(false)));
            model.AddElement(orderDetail);

            var billingType = new EdmEnumType(ns, "billingType", EdmPrimitiveTypeKind.Int64, false);
            billingType.AddMember("fund", new EdmIntegerConstant(0));
            billingType.AddMember("refund", new EdmIntegerConstant(1));
            billingType.AddMember("chargeback", new EdmIntegerConstant(2));
            model.AddElement(billingType);

            var category = new EdmEnumType(ns, "category", true);
            category.AddMember("toy", new EdmIntegerConstant(1));
            category.AddMember("food", new EdmIntegerConstant(2));
            category.AddMember("cloth", new EdmIntegerConstant(4));
            category.AddMember("drink", new EdmIntegerConstant(8));
            category.AddMember("computer", new EdmIntegerConstant(16));
            model.AddElement(category);

            var namedObject = new EdmEntityType(ns, "namedObject");
            var idProperty = new EdmStructuralProperty(namedObject, "id", EdmCoreModel.Instance.GetInt32(false));
            namedObject.AddProperty(idProperty);
            namedObject.AddKeys(idProperty);
            namedObject.AddProperty(new EdmStructuralProperty(namedObject, "name", EdmCoreModel.Instance.GetString(false)));
            model.AddElement(namedObject);

            var order = new EdmEntityType(ns, "order", namedObject);
            order.AddProperty(new EdmStructuralProperty(order, "description", EdmCoreModel.Instance.GetString(false)));
            order.AddProperty(new EdmStructuralProperty(order, "detail", new EdmComplexTypeReference(orderDetail, true)));
            order.AddProperty(new EdmStructuralProperty(order, "lineItems",
                new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetString(false)))));
            order.AddProperty(new EdmStructuralProperty(order, "categories", new EdmEnumTypeReference(category, false)));
            model.AddElement(order);

            var billingRecord = new EdmEntityType(ns, "billingRecord", namedObject);
            billingRecord.AddProperty(new EdmStructuralProperty(billingRecord, "amount", EdmCoreModel.Instance.GetDecimal(false)));
            billingRecord.AddProperty(new EdmStructuralProperty(billingRecord, "type", new EdmEnumTypeReference(billingType, false)));
            model.AddElement(billingRecord);

            var store = new EdmEntityType(ns, "store", namedObject);
            store.AddProperty(new EdmStructuralProperty(store, "address", EdmCoreModel.Instance.GetString(false)));
            model.AddElement(store);

            var orders = new EdmEntitySet(defaultContainer, "orders", order);
            defaultContainer.AddElement(orders);

            var billingRecords = new EdmEntitySet(defaultContainer, "billingRecords", billingRecord);
            defaultContainer.AddElement(billingRecords);

            var myStore = new EdmSingleton(defaultContainer, "myStore", store);
            defaultContainer.AddElement(myStore);

            var order2billingRecord = order.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo
            {
                Name = "billingRecords",
                Target = billingRecord,
                TargetMultiplicity = EdmMultiplicity.Many
            });

            ((EdmEntitySet)orders).AddNavigationTarget(order2billingRecord, billingRecords);

            IEnumerable<EdmError> errors = null;
            model.Validate(out errors);

            return model;
        }

        public void WriteContainedFeed()
        {
            EdmEntityType entityType = new EdmEntityType("NS", "Entity");
            entityType.AddProperty(new EdmStructuralProperty(entityType, "Id", EdmCoreModel.Instance.GetInt32(false)));

            EdmEntityType expandEntityType = new EdmEntityType("NS", "ExpandEntity");
            expandEntityType.AddProperty(new EdmStructuralProperty(expandEntityType, "Id", EdmCoreModel.Instance.GetInt32(false)));
            expandEntityType.AddProperty(new EdmStructuralProperty(expandEntityType, "Name", EdmCoreModel.Instance.GetString(false)));

            entityType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { ContainsTarget = true, Name = "Property1", Target = expandEntityType, TargetMultiplicity = EdmMultiplicity.Many });

            EdmOperation operation = new EdmFunction("NS", "Foo", EdmCoreModel.Instance.GetInt16(true));
            operation.AddParameter("entry", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(entityType, false))));

            Action<ODataJsonLightOutputContext> test = outputContext =>
            {
                var entry1 = new ODataEntry();
                entry1.Properties = new List<ODataProperty>()
                {
                    new ODataProperty() { Name = "ID", Value = 1 }, 
                };

                var entry2 = new ODataEntry();
                entry2.Properties = new List<ODataProperty>()
                {
                    new ODataProperty() { Name = "ID", Value = 1 }, 
                    new ODataProperty() { Name = "Name", Value = "TestName"}
                };

                var parameterWriter = new ODataJsonLightParameterWriter(outputContext, operation: null);
                parameterWriter.WriteStart();
                var entryWriter = parameterWriter.CreateFeedWriter("feed");
                entryWriter.WriteStart(new ODataFeed());
                entryWriter.WriteStart(entry1);
                entryWriter.WriteStart(new ODataNavigationLink()
                {
                    Name = "Property1",
                    IsCollection = true
                });
                entryWriter.WriteStart(new ODataFeed());
                entryWriter.WriteStart(entry2);
                entryWriter.WriteEnd();
                entryWriter.WriteEnd();
                entryWriter.WriteEnd();
                entryWriter.WriteEnd();
                entryWriter.WriteEnd();
                parameterWriter.WriteEnd();
                parameterWriter.Flush();
            };

            WriteAndValidate(test, "{\"feed\":[{\"ID\":1,\"Property1\":[{\"ID\":1,\"Name\":\"TestName\"}]}]}", writingResponse: false);
        }

        public void WriteDerivedEntityInFeed()
        {
            EdmEntityType entityType = new EdmEntityType("NS", "Entity");
            IEdmStructuralProperty keyProp = new EdmStructuralProperty(entityType, "Id", EdmCoreModel.Instance.GetInt32(false));
            entityType.AddProperty(keyProp);
            entityType.AddKeys(keyProp);

            EdmEntityType derivedType = new EdmEntityType("NS", "DerivedType", entityType);
            derivedType.AddProperty(new EdmStructuralProperty(derivedType, "Name", EdmCoreModel.Instance.GetString(false)));

            EdmOperation operation = new EdmFunction("NS", "Foo", EdmCoreModel.Instance.GetInt16(true));
            operation.AddParameter("feed", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(entityType, false))));

            Action<ODataJsonLightOutputContext> test = outputContext =>
            {
                var entry = new ODataEntry()
                {
                    TypeName = "NS.DerivedType",
                };
                entry.Properties = new List<ODataProperty>()
                {
                    new ODataProperty() { Name = "ID", Value = 1 }, 
                    new ODataProperty() { Name = "Name", Value = "TestName"}
                };

                var parameterWriter = new ODataJsonLightParameterWriter(outputContext, operation: null);
                parameterWriter.WriteStart();
                var entryWriter = parameterWriter.CreateFeedWriter("feed");
                entryWriter.WriteStart(new ODataFeed());
                entryWriter.WriteStart(entry);
                entryWriter.WriteEnd();
                entryWriter.WriteEnd();
                parameterWriter.WriteEnd();
                parameterWriter.Flush();
            };

            WriteAndValidate(test, "{\"feed\":[{\"@odata.type\":\"#NS.DerivedType\",\"ID\":1,\"Name\":\"TestName\"}]}", writingResponse: false);
        }