public async void MessageBus_should_be_called_for_message_with_stream()
{
// Given
var sut = new CqrsBusMiddleware(null, CqrsBusMiddlewareOptions.Default);
var messageBusMock = new Mock <IMessageBus>();
messageBusMock.Setup(x => x.Execute(It.IsAny <string>(), null))
.Returns(Task.FromResult((object)"value"));
var httpContext = new DefaultHttpContext();
httpContext.Request.Path = CqrsBusMiddlewareOptions.Default.EndpointUrl;
httpContext.Request.Headers.Add(CqrsBusMiddlewareOptions.Default.MessageHeader, "some_message");
httpContext.Request.Body = new MemoryStream();
// When
await sut.InvokeAsync(httpContext, messageBusMock.Object);
httpContext.Response.Body.Seek(0, SeekOrigin.Begin);
// Then
messageBusMock.Verify(x => x.Execute("some_message", It.IsAny <Stream>()), Times.Once);
httpContext.Response.StatusCode.ShouldBe((int)HttpStatusCode.OK);
httpContext.Request.Body.ShouldBeOfType <MemoryStream>();
}
public async void Http_500_with_stack_trace_should_be_returned_at_handler_exception()
{
// Given
var middlewareOptions = new CqrsBusMiddlewareOptions
{
AddStackTrace = true
};
var sut = new CqrsBusMiddleware(null, middlewareOptions);
var messageBusMock = new Mock <IMessageBus>();
messageBusMock.Setup(x => x.Execute(It.IsAny <string>(), null))
.Throws(new Exception("some exception message"));
var httpContext = new DefaultHttpContext();
httpContext.Request.Path = CqrsBusMiddlewareOptions.Default.EndpointUrl;
httpContext.Response.Body = new MemoryStream();
// When
await sut.InvokeAsync(httpContext, messageBusMock.Object);
httpContext.Response.Body.Seek(0, SeekOrigin.Begin);
// Then
messageBusMock.Verify(x => x.Execute(It.IsAny <string>(), null), Times.Once);
httpContext.Response.StatusCode.ShouldBe((int)HttpStatusCode.InternalServerError);
var fullExceptionAsJson = await httpContext.Response.Body.ReadAsString();
//// dynamic exception = JsonConvert.DeserializeObject(fullExceptionAsJson);
//// ((string)exception.ClassName).ShouldBe("System.Exception");
//// ((string)exception.Message).ShouldBe("some exception message");
//// ((string)exception.Source).ShouldBe("Moq");
fullExceptionAsJson.ShouldContain("some exception message");
}
public async void Stream_should_be_returned_for_query_returning_stream()
{
// Given
var nextMock = new Mock <RequestDelegate>();
var messageBusMock = new Mock <IMessageBus>();
messageBusMock.Setup(x => x.Execute(It.IsAny <string>(), null))
.Returns(Task.FromResult((object)new MemoryStream(Encoding.ASCII.GetBytes("StreamData1"))));
var sut = new CqrsBusMiddleware(nextMock.Object, CqrsBusMiddlewareOptions.Default);
var httpContext = new DefaultHttpContext();
httpContext.Response.Body = new MemoryStream();
httpContext.Request.Path = CqrsBusMiddlewareOptions.Default.EndpointUrl;
// When
await sut.InvokeAsync(httpContext, messageBusMock.Object);
// Then
httpContext.Response.StatusCode.ShouldBe((int)HttpStatusCode.OK);
httpContext.Response.Body.Seek(0, SeekOrigin.Begin);
(await httpContext.Response.Body.ReadAsString()).ShouldBe("StreamData1");
}
public async void Http_500_should_be_returned_for_handler_exception()
{
// Given
var sut = new CqrsBusMiddleware(null, CqrsBusMiddlewareOptions.Default);
var messageBusMock = new Mock <IMessageBus>();
messageBusMock.Setup(x => x.Execute(It.IsAny <string>(), null))
.Throws(new Exception("some exception message"));
var httpContext = new DefaultHttpContext();
httpContext.Request.Path = CqrsBusMiddlewareOptions.Default.EndpointUrl;
httpContext.Response.Body = new MemoryStream();
// When
await sut.InvokeAsync(httpContext, messageBusMock.Object);
httpContext.Response.Body.Seek(0, SeekOrigin.Begin);
// Then
messageBusMock.Verify(x => x.Execute(It.IsAny <string>(), null), Times.Once);
httpContext.Response.StatusCode.ShouldBe((int)HttpStatusCode.InternalServerError);
(await httpContext.Response.Body.ReadAsString()).ShouldBe("some exception message");
}
public async void Next_middleware_should_be_called_if_path_was_different_than_selected()
{
// Given
var nextMock = new Mock <RequestDelegate>();
var sut = new CqrsBusMiddleware(nextMock.Object, CqrsBusMiddlewareOptions.Default);
var context = new DefaultHttpContext();
context.Request.Path = "/NotCqrsBus";
// When
await sut.InvokeAsync(context, null);
// Then
nextMock.Verify(x => x(It.IsAny <HttpContext>()), Times.Once);
}