public void CreateODataEnumValue_ReturnsCorrectEnumMember()
{
// Arrange
var builder = new ODataConventionModelBuilder();
builder.EnumType <BookCategory>().Namespace = "NS";
IEdmModel model = builder.GetEdmModel();
IEdmEnumType enumType = model.SchemaElements.OfType <IEdmEnumType>().Single();
IServiceProvider serviceProvder = new Mock <IServiceProvider>().Object;
var provider = new DefaultODataSerializerProvider(serviceProvder);
ODataEnumSerializer serializer = new ODataEnumSerializer(provider);
ODataSerializerContext writeContext = new ODataSerializerContext
{
Model = model
};
// Act
ODataEnumValue value = serializer.CreateODataEnumValue(BookCategory.Newspaper,
new EdmEnumTypeReference(enumType, false), writeContext);
// Assert
Assert.NotNull(value);
Assert.Equal("news", value.Value);
}
public void CreateODataValue_ThrowsInvalidOperation_NonEnumType()
{
// Arrange
ODataSerializerProvider provider = new Mock <ODataSerializerProvider>().Object;
ODataEnumSerializer serializer = new ODataEnumSerializer(provider);
IEdmTypeReference expectedType = EdmCoreModel.Instance.GetString(false);
// Act & Assert
ExceptionAssert.Throws <InvalidOperationException>(() => serializer.CreateODataValue(graph: null, expectedType: expectedType, writeContext: null),
"ODataEnumSerializer cannot write an object of type 'Edm.String'.");
}
public void AddTypeNameAnnotationAsNeeded_DoesNotAddAnnotation()
{
// Arrange
ODataEnumValue enumValue = new ODataEnumValue("value");
IEdmEnumTypeReference enumType = new EdmEnumTypeReference(
new EdmEnumType("TestModel", "EnumType"), isNullable: false);
// Act
ODataEnumSerializer.AddTypeNameAnnotationAsNeeded(enumValue, enumType, ODataMetadataLevel.Minimal);
// Assert
ODataTypeAnnotation annotation = enumValue.TypeAnnotation;
Assert.Null(annotation);
}
public void CreateODataValue_RetrunsNull_IfGraphNull()
{
// Arrange
ODataSerializerContext writeContext = new ODataSerializerContext();
ODataSerializerProvider provider = new Mock <ODataSerializerProvider>().Object;
ODataEnumSerializer serializer = new ODataEnumSerializer(provider);
IEdmEnumType enumType = new EdmEnumType("NS", "Enum");
IEdmTypeReference expectedType = new EdmEnumTypeReference(enumType, false);
// Act
ODataValue actual = serializer.CreateODataValue(graph: null, expectedType: expectedType, writeContext);
// Assert
Assert.IsType <ODataNullValue>(actual);
}
public void AddTypeNameAnnotationAsNeeded_AddAnnotation_InFullMetadataMode()
{
// Arrange
ODataEnumValue enumValue = new ODataEnumValue("value");
IEdmEnumTypeReference enumType = new EdmEnumTypeReference(
new EdmEnumType("TestModel", "EnumType"), isNullable: false);
// Act
ODataEnumSerializer.AddTypeNameAnnotationAsNeeded(enumValue, enumType, ODataMetadataLevel.Full);
// Assert
ODataTypeAnnotation annotation = enumValue.TypeAnnotation;
Assert.NotNull(annotation);
Assert.Equal("TestModel.EnumType", annotation.TypeName);
}
public async Task WriteObjectAsync_ThrowsArgumentNull_ForInputParameters()
{
// Arrange
ODataSerializerProvider provider = new Mock <ODataSerializerProvider>().Object;
ODataEnumSerializer serializer = new ODataEnumSerializer(provider);
// Act & Assert
await ExceptionAssert.ThrowsArgumentNullAsync(() => serializer.WriteObjectAsync(graph: null, type: null, messageWriter: null, writeContext: null),
"messageWriter");
// Arrange & Act & Assert
ODataMessageWriter messageWriter = ODataTestUtil.GetMockODataMessageWriter();
await ExceptionAssert.ThrowsArgumentNullAsync(() => serializer.WriteObjectAsync(graph: null, type: null, messageWriter, null),
"writeContext");
// Arrange & Act & Assert
ODataSerializerContext context = new ODataSerializerContext();
context.RootElementName = null;
await ExceptionAssert.ThrowsAsync <ArgumentException>(() => serializer.WriteObjectAsync(graph: null, type: null, messageWriter, context),
"The 'RootElementName' property is required on 'ODataSerializerContext'. (Parameter 'writeContext')");
}