Back out of some of the functional changes to the ResponderMiddleware tests... I'll look at these again once the consolidation changes are merged.

This commit is contained in:
Philip Wood 2017-07-18 11:11:24 +01:00
parent d02e921a58
commit ca4efa5e10
2 changed files with 11 additions and 216 deletions

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@ -1,62 +1,34 @@
namespace Ocelot.UnitTests.Responder namespace Ocelot.UnitTests.Responder
{ {
using System.Net.Http; using System.Net.Http;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Builder; using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection; using Microsoft.Extensions.DependencyInjection;
using Moq; using Moq;
using Ocelot.Errors;
using Ocelot.Headers;
using Ocelot.Logging; using Ocelot.Logging;
using Ocelot.Responder; using Ocelot.Responder;
using Ocelot.Responder.Middleware; using Ocelot.Responder.Middleware;
using Ocelot.Responses; using Ocelot.Responses;
using Shouldly;
using System.Collections.Generic;
using System.Net;
using TestStack.BDDfy; using TestStack.BDDfy;
using Xunit; using Xunit;
public class ResponderMiddlewareTests : ServerHostedMiddlewareTest public class ResponderMiddlewareTests : ServerHostedMiddlewareTest
{ {
private readonly IHttpResponder _responder; private readonly Mock<IHttpResponder> _responder;
private readonly Mock<IErrorsToHttpStatusCodeMapper> _codeMapper; private readonly Mock<IErrorsToHttpStatusCodeMapper> _codeMapper;
private readonly Mock<IRemoveOutputHeaders> _outputHeaderRemover;
private HttpStatusCode _httpStatusFromController;
private string _contentFromController;
private OkResponse<HttpResponseMessage> _response; private OkResponse<HttpResponseMessage> _response;
private List<Error> _pipelineErrors;
public ResponderMiddlewareTests() public ResponderMiddlewareTests()
{ {
_outputHeaderRemover = new Mock<IRemoveOutputHeaders>(); _responder = new Mock<IHttpResponder>();
_codeMapper = new Mock<IErrorsToHttpStatusCodeMapper>(); _codeMapper = new Mock<IErrorsToHttpStatusCodeMapper>();
_responder = new HttpContextResponder(_outputHeaderRemover.Object);
GivenTheTestServerIsConfigured(); GivenTheTestServerIsConfigured();
} }
[Fact] [Fact]
public void PipelineErrors() public void should_not_return_any_errors()
{ {
var responseMessage = new HttpResponseMessage(System.Net.HttpStatusCode.Continue); this.Given(x => x.GivenTheHttpResponseMessageIs(new HttpResponseMessage()))
this.Given(x => x.GivenTheIncomingHttpResponseMessageIs(new HttpResponseMessage()))
.And(x => x.GivenThereArePipelineErrors())
.And(x => x.GivenTheErrorWillBeMappedToAnHttpStatus())
.When(x => x.WhenICallTheMiddleware())
.Then(x => x.ThenThereAreErrors())
.BDDfy();
}
[Fact]
public void NoPipelineErrors()
{
this.Given(x => x.GivenTheIncomingHttpResponseMessageIs(new HttpResponseMessage()))
.And(x => x.GivenThereAreNoPipelineErrors()) .And(x => x.GivenThereAreNoPipelineErrors())
.When(x => x.WhenICallTheMiddleware()) .When(x => x.WhenICallTheMiddleware())
.Then(x => x.ThenThereAreNoErrors()) .Then(x => x.ThenThereAreNoErrors())
@ -68,48 +40,16 @@
services.AddSingleton<IOcelotLoggerFactory, AspDotNetLoggerFactory>(); services.AddSingleton<IOcelotLoggerFactory, AspDotNetLoggerFactory>();
services.AddLogging(); services.AddLogging();
services.AddSingleton(_codeMapper.Object); services.AddSingleton(_codeMapper.Object);
services.AddSingleton(_responder); services.AddSingleton(_responder.Object);
services.AddSingleton(ScopedRepository.Object); services.AddSingleton(ScopedRepository.Object);
} }
protected override void GivenTheTestServerPipelineIsConfigured(IApplicationBuilder app) protected override void GivenTheTestServerPipelineIsConfigured(IApplicationBuilder app)
{ {
app.UseResponderMiddleware(); app.UseResponderMiddleware();
app.Run(SetControllerResponse);
} }
private async Task SetControllerResponse(HttpContext context) private void GivenTheHttpResponseMessageIs(HttpResponseMessage response)
{
_httpStatusFromController = HttpStatusCode.OK;
_contentFromController = "test response";
context.Response.StatusCode = (int)_httpStatusFromController;
await context.Response.WriteAsync(_contentFromController);
}
private void GivenThereAreNoPipelineErrors()
{
GivenThereArePipelineErrors(new List<Error>());
}
private void GivenThereArePipelineErrors()
{
GivenThereArePipelineErrors(new List<Error>() { new AnyError() });
}
private void GivenThereArePipelineErrors(List<Error> pipelineErrors)
{
_pipelineErrors = pipelineErrors;
ScopedRepository
.Setup(x => x.Get<bool>("OcelotMiddlewareError"))
.Returns(new OkResponse<bool>(_pipelineErrors.Count != 0));
ScopedRepository
.Setup(sr => sr.Get<List<Error>>("OcelotMiddlewareErrors"))
.Returns(new OkResponse<List<Error>>(_pipelineErrors));
}
private void GivenTheIncomingHttpResponseMessageIs(HttpResponseMessage response)
{ {
_response = new OkResponse<HttpResponseMessage>(response); _response = new OkResponse<HttpResponseMessage>(response);
ScopedRepository ScopedRepository
@ -117,21 +57,16 @@
.Returns(_response); .Returns(_response);
} }
private void GivenTheErrorWillBeMappedToAnHttpStatus() private void GivenThereAreNoPipelineErrors()
{ {
_codeMapper.Setup(cm => cm.Map(_pipelineErrors)) ScopedRepository
.Returns((int)HttpStatusCode.InternalServerError); .Setup(x => x.Get<bool>(It.IsAny<string>()))
.Returns(new OkResponse<bool>(false));
} }
private void ThenThereAreNoErrors() private void ThenThereAreNoErrors()
{ {
ResponseMessage.StatusCode.ShouldBe(_httpStatusFromController); //todo a better assert?
ResponseMessage.Content.ReadAsStringAsync().Result.ShouldBe(_contentFromController);
}
private void ThenThereAreErrors()
{
ResponseMessage.StatusCode.ShouldBe(System.Net.HttpStatusCode.BadRequest);
} }
} }
} }

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@ -1,140 +0,0 @@
using System.Collections.Generic;
using System.Net.Http;
using Microsoft.AspNetCore.Http;
using Moq;
using Ocelot.Infrastructure.RequestData;
using Ocelot.Errors;
using Ocelot.Logging;
using Ocelot.Responder;
using Ocelot.Responder.Middleware;
using Ocelot.Responses;
using TestStack.BDDfy;
using Xunit;
namespace Ocelot.UnitTests.Responder
{
public class ResponderMiddlewareTestsV2
{
private readonly ResponderMiddleware _middleware;
private readonly Mock<IHttpResponder> _responder;
private readonly Mock<IRequestScopedDataRepository> _scopedRepository;
private readonly Mock<IErrorsToHttpStatusCodeMapper> _codeMapper;
private readonly Mock<RequestDelegate> _next;
private readonly Mock<IOcelotLoggerFactory> _loggerFactory;
private readonly Mock<IOcelotLogger> _logger;
private readonly Mock<HttpContext> _httpContext;
private OkResponse<HttpResponseMessage> _response;
private int _mappedStatusCode;
private List<Error> _pipelineErrors;
public ResponderMiddlewareTestsV2()
{
_responder = new Mock<IHttpResponder>();
_codeMapper = new Mock<IErrorsToHttpStatusCodeMapper>();
_next = new Mock<RequestDelegate>();
_logger = new Mock<IOcelotLogger>();
_scopedRepository = new Mock<IRequestScopedDataRepository>();
_loggerFactory = new Mock<IOcelotLoggerFactory>();
_httpContext = new Mock<HttpContext>();
_loggerFactory
.Setup(lf => lf.CreateLogger<ResponderMiddleware>())
.Returns(_logger.Object);
_middleware = new ResponderMiddleware(_next.Object, _responder.Object, _loggerFactory.Object, _scopedRepository.Object, _codeMapper.Object);
GivenTheHttpResponseMessageIs(new HttpResponseMessage());
}
[Fact]
public void NoPipelineErrors()
{
this.Given(x => x.GivenThereAreNoPipelineErrors())
.When(x => x.WhenICallTheMiddleware())
.Then(_ => ThenTheNextMiddlewareIsCalled())
.And(x => x.ThenThereAreNoErrorsOnTheHttpContext())
.BDDfy();
}
[Fact]
public void PipelineErrors()
{
this.Given(_ => GivenThereArePipelineErrors())
.And(_ => GivenTheErrorsCanBeMappedToAStatusCode())
.When(_ => WhenICallTheMiddleware())
.Then(_ => ThenTheNextMiddlewareIsCalled())
.And(x => x.ThenTheErrorsAreLogged())
.And(_ => ThenTheErrorsAreMappedToAnHttpStatus())
.And(_ => ThenAnErrorResponseIsSetOnTheHttpContext())
.BDDfy();
}
private void GivenTheHttpResponseMessageIs(HttpResponseMessage response)
{
_response = new OkResponse<HttpResponseMessage>(response);
_scopedRepository
.Setup(x => x.Get<HttpResponseMessage>(It.IsAny<string>()))
.Returns(_response);
}
private void GivenThereAreNoPipelineErrors()
{
GivenThereArePipelineErrors(new List<Error>());
}
private void GivenThereArePipelineErrors()
{
GivenThereArePipelineErrors(new List<Error>() { new AnyError() });
}
private void GivenThereArePipelineErrors(List<Error> pipelineErrors)
{
_pipelineErrors = pipelineErrors;
_scopedRepository
.Setup(x => x.Get<bool>("OcelotMiddlewareError"))
.Returns(new OkResponse<bool>(_pipelineErrors.Count != 0));
_scopedRepository
.Setup(sr => sr.Get<List<Error>>("OcelotMiddlewareErrors"))
.Returns(new OkResponse<List<Error>>(_pipelineErrors));
}
private void GivenTheErrorsCanBeMappedToAStatusCode()
{
_mappedStatusCode = 500; //TODO: autofixture
_codeMapper.Setup(cm => cm.Map(It.IsAny<List<Error>>()))
.Returns(_mappedStatusCode);
}
private void WhenICallTheMiddleware()
{
_middleware.Invoke(_httpContext.Object).GetAwaiter().GetResult();
}
private void ThenTheNextMiddlewareIsCalled()
{
_next.Verify(n => n(_httpContext.Object), Times.Once);
}
private void ThenTheErrorsAreMappedToAnHttpStatus()
{
_codeMapper.Verify(cm => cm.Map(_pipelineErrors), Times.Once);
}
private void ThenTheErrorsAreLogged()
{
_logger.Verify(l => l.LogError($"{_pipelineErrors.Count} pipeline errors found in ResponderMiddleware. Setting error response status code"), Times.Once);
}
private void ThenThereAreNoErrorsOnTheHttpContext()
{
_responder.Verify(r => r.SetErrorResponseOnContext(It.IsAny<HttpContext>(), It.IsAny<int>()), Times.Never);
}
private void ThenAnErrorResponseIsSetOnTheHttpContext()
{
_responder.Verify(r => r.SetErrorResponseOnContext(_httpContext.Object, _mappedStatusCode), Times.Once);
}
}
}