public async Task TemplateIsInterface_SourceDataDoesNotImplementInterface_FailsRequest()
{
var server = new TestServerBuilder()
.AddGraphType <ResolverObject>()
.Build();
var fieldContextBuilder = server.CreateFieldContextBuilder <ResolverObject>(nameof(ResolverObject.Address1));
fieldContextBuilder.AddSourceData(new TwoPropertyObject());
// set properties parent to be an interface
// that hte source data is not castable to
var parentMock = new Mock <IGraphTypeTemplate>();
parentMock.Setup(x => x.ObjectType).Returns(typeof(ITestInterface));
fieldContextBuilder.GraphMethod.Setup(x => x.Parent).Returns(parentMock.Object);
var resolver = new GraphObjectPropertyResolver(fieldContextBuilder.GraphMethod.Object);
var resolutionContext = fieldContextBuilder.CreateResolutionContext();
await resolver.Resolve(resolutionContext);
Assert.AreEqual(null, resolutionContext.Result);
Assert.IsFalse(resolutionContext.Messages.IsSucessful);
Assert.AreEqual(Constants.ErrorCodes.INVALID_OBJECT, resolutionContext.Messages[0].Code);
}
public async Task TemplateIsInterface_SourceDataDoesImplementInterface_RendersCorrectly()
{
var server = new TestServerBuilder()
.AddGraphType <ResolverObject>()
.AddGraphType <IResolverInterface>()
.Build();
var fieldContextBuilder = server.CreateFieldContextBuilder <ResolverObject>(nameof(ResolverObject.Address1));
var item = new ResolverObject();
item.Address1 = "15th Street";
fieldContextBuilder.AddSourceData(item);
// set properties parent to be an interface that the source data is castable
// this scenario shouldnt be possible in general execution but exists
// in case of developers extending the framework
var parentMock = new Mock <IGraphTypeTemplate>();
parentMock.Setup(x => x.ObjectType).Returns(typeof(IResolverInterface));
fieldContextBuilder.GraphMethod.Setup(x => x.Parent).Returns(parentMock.Object);
var resolver = new GraphObjectPropertyResolver(fieldContextBuilder.GraphMethod.Object);
var resolutionContext = fieldContextBuilder.CreateResolutionContext();
await resolver.Resolve(resolutionContext);
Assert.AreEqual("15th Street", resolutionContext.Result);
Assert.IsTrue(resolutionContext.Messages.IsSucessful);
}
public async Task NullSourceData_FailsRequest()
{
var server = new TestServerBuilder()
.AddGraphType <ResolverObject>()
.Build();
var fieldContextBuilder = server.CreateFieldContextBuilder <ResolverObject>(
nameof(ResolverObject.Address1));
fieldContextBuilder.AddSourceData(null);
var resolutionContext = fieldContextBuilder.CreateResolutionContext();
var resolver = new GraphObjectPropertyResolver(fieldContextBuilder.GraphMethod.Object);
await resolver.Resolve(resolutionContext);
Assert.AreEqual(null, resolutionContext.Result);
Assert.IsFalse(resolutionContext.Messages.IsSucessful);
Assert.AreEqual(Constants.ErrorCodes.INVALID_OBJECT, resolutionContext.Messages[0].Code);
}
public async Task PropertyThrowsException_FailsRequest()
{
var server = new TestServerBuilder()
.AddGraphType <ResolverObject>()
.Build();
var fieldContextBuilder = server.CreateFieldContextBuilder <ResolverObject>(
nameof(ResolverObject.PropertyThrowException));
// source data is not of the type the resolver is for
fieldContextBuilder.AddSourceData(new ResolverObject());
var resolver = new GraphObjectPropertyResolver(fieldContextBuilder.GraphMethod.Object);
var resolutionContext = fieldContextBuilder.CreateResolutionContext();
await resolver.Resolve(resolutionContext);
Assert.AreEqual(null, resolutionContext.Result);
Assert.IsFalse(resolutionContext.Messages.IsSucessful);
Assert.IsTrue(resolutionContext.Messages[0].Exception is InvalidOperationException);
Assert.AreEqual("resolver.property.throwException", resolutionContext.Messages[0].Exception.Message);
Assert.AreEqual(Constants.ErrorCodes.UNHANDLED_EXCEPTION, resolutionContext.Messages[0].Code);
}