public async Task Should_bind_reader_result_with_the_first_matching_reader()
{
var requestGraph = RequestGraph
.CreateFor <Handler>(h => h.Get(null))
.WithRequestParameter("request")
.AddRequestReader1(x => "reader1".ToTaskResult <object>())
.AddRequestReader2(x => "reader2".ToTaskResult <object>());
var binder = new ReaderBinder(requestGraph.RequestReaders, requestGraph.Configuration);
var requestReaderContext = requestGraph.GetRequestBinderContext();
await binder.Bind(requestReaderContext);
requestGraph.ActionArguments.ShouldOnlyContain("reader1");
requestGraph.RequestReader1.AppliesToCalled.ShouldBeTrue();
requestGraph.RequestReader1.AppliesToContext.RequestContext
.ShouldEqual(requestReaderContext.RequestContext);
requestGraph.RequestReader1.ReadCalled.ShouldBeTrue();
requestGraph.RequestReader1.ReadContext.RequestContext
.ShouldEqual(requestReaderContext.RequestContext);
requestGraph.RequestReader2.AppliesToCalled.ShouldBeTrue();
requestGraph.RequestReader2.AppliesToContext.RequestContext
.ShouldEqual(requestReaderContext.RequestContext);
requestGraph.RequestReader2.ReadCalled.ShouldBeFalse();
}
public async Task Should_not_bind_if_no_reader_found()
{
var requestGraph = RequestGraph
.CreateFor <Handler>(h => h.Get(null))
.WithRequestParameter("request")
.AddValueMapper1(x => $"{x.Values.First()}mapper");
var binder = new ReaderBinder(requestGraph.RequestReaders, requestGraph.Configuration);
await binder.Bind(requestGraph.GetRequestBinderContext());
requestGraph.ActionArguments.ShouldOnlyContain(null);
requestGraph.ValueMapper1.MapCalled.ShouldBeFalse();
}
public async Task Should_not_bind_with_reader_instance_that_does_not_apply()
{
var requestGraph = RequestGraph
.CreateFor <Handler>(h => h.Get(null))
.WithRequestParameter("request")
.AddRequestReader1(x => "reader1".ToTaskResult <object>(),
instanceAppliesTo: x => false)
.AddRequestReader2(x => "reader2".ToTaskResult <object>())
.AddValueMapper1(x => x.Values.First());
var binder = new ReaderBinder(requestGraph.RequestReaders, requestGraph.Configuration);
await binder.Bind(requestGraph.GetRequestBinderContext());
requestGraph.ActionArguments.ShouldOnlyContain("reader2");
requestGraph.RequestReader1.AppliesToCalled.ShouldBeTrue();
requestGraph.RequestReader1.ReadCalled.ShouldBeFalse();
requestGraph.RequestReader2.AppliesToCalled.ShouldBeTrue();
requestGraph.RequestReader2.ReadCalled.ShouldBeTrue();
}