public async Task ExecuteResultAsync_UsesRouteName_ToGenerateLocationHeader()
        {
            // Arrange
            var routeName   = "orders_api";
            var locationUrl = "/api/orders/10";
            var urlHelper   = new Mock <IUrlHelper>();

            urlHelper.Setup(uh => uh.RouteUrl(It.IsAny <UrlRouteContext>()))
            .Returns(locationUrl)
            .Verifiable();

            var serviceProvider = new Mock <IServiceProvider>();

            serviceProvider.Setup(sp => sp.GetService(typeof(IUrlHelper)))
            .Returns(urlHelper.Object);
            var httpContext = new DefaultHttpContext();

            httpContext.RequestServices = serviceProvider.Object;
            var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
            var result        = new RedirectToRouteResult(routeName, new { id = 10 });

            // Act
            await result.ExecuteResultAsync(actionContext);

            // Assert
            urlHelper.Verify(uh => uh.RouteUrl(
                                 It.Is <UrlRouteContext>(routeContext => string.Equals(routeName, routeContext.RouteName))));
            Assert.True(httpContext.Response.Headers.ContainsKey("Location"), "Location header not found");
            Assert.Equal(locationUrl, httpContext.Response.Headers["Location"]);
        }
        public async void RedirectToRoute_Execute_PassesCorrectValuesToRedirect(object values)
        {
            // Arrange
            var expectedUrl           = "SampleAction";
            var expectedPermanentFlag = false;
            var httpContext           = new Mock <HttpContext>();
            var httpResponse          = new Mock <HttpResponse>();

            httpContext.Setup(o => o.Response).Returns(httpResponse.Object);

            var actionContext = new ActionContext(httpContext.Object,
                                                  new RouteData(),
                                                  new ActionDescriptor());

            var urlHelper = GetMockUrlHelper(expectedUrl);
            var result    = new RedirectToRouteResult(null, PropertyHelper.ObjectToDictionary(values))
            {
                UrlHelper = urlHelper,
            };

            // Act
            await result.ExecuteResultAsync(actionContext);

            // Assert
            // Verifying if Redirect was called with the specific Url and parameter flag.
            // Thus we verify that the Url returned by UrlHelper is passed properly to
            // Redirect method and that the method is called exactly once.
            httpResponse.Verify(r => r.Redirect(expectedUrl, expectedPermanentFlag), Times.Exactly(1));
        }
        public async Task RedirectToRoute_Execute_ThrowsOnNullUrl()
        {
            // Arrange
            var httpContext = new Mock<HttpContext>();
            httpContext
                .Setup(o => o.Response)
                .Returns(new Mock<HttpResponse>().Object);
            httpContext
                .SetupGet(o => o.RequestServices)
                .Returns(CreateServices().BuildServiceProvider());

            var actionContext = new ActionContext(httpContext.Object, new RouteData(), new ActionDescriptor());

            var urlHelper = GetMockUrlHelper(returnValue: null);
            var result = new RedirectToRouteResult(null, new Dictionary<string, object>())
            {
                UrlHelper = urlHelper,
            };

            // Act & Assert
            await ExceptionAssert.ThrowsAsync<InvalidOperationException>(
                async () =>
                {
                    await result.ExecuteResultAsync(actionContext);
                },
                "No route matches the supplied values.");
        }
        public async void RedirectToRoute_Execute_PassesCorrectValuesToRedirect(object values)
        {
            // Arrange
            var expectedUrl = "SampleAction";
            var expectedPermanentFlag = false;

            var httpContext = new Mock<HttpContext>();
            httpContext.SetupGet(o => o.RequestServices).Returns(CreateServices().BuildServiceProvider());

            var httpResponse = new Mock<HttpResponse>();
            httpContext.Setup(o => o.Response).Returns(httpResponse.Object);

            var actionContext = new ActionContext(httpContext.Object,
                                                  new RouteData(),
                                                  new ActionDescriptor());

            var urlHelper = GetMockUrlHelper(expectedUrl);
            var result = new RedirectToRouteResult(null, PropertyHelper.ObjectToDictionary(values))
            {
                UrlHelper = urlHelper,
            };

            // Act
            await result.ExecuteResultAsync(actionContext);

            // Assert
            // Verifying if Redirect was called with the specific Url and parameter flag.
            // Thus we verify that the Url returned by UrlHelper is passed properly to
            // Redirect method and that the method is called exactly once.
            httpResponse.Verify(r => r.Redirect(expectedUrl, expectedPermanentFlag), Times.Exactly(1));
        }
        public async Task RedirectToRoute_Execute_ThrowsOnNullUrl()
        {
            // Arrange
            var httpContext = new Mock <HttpContext>();

            httpContext
            .Setup(o => o.Response)
            .Returns(new Mock <HttpResponse>().Object);
            httpContext
            .SetupGet(o => o.RequestServices)
            .Returns(CreateServices().BuildServiceProvider());

            var actionContext = new ActionContext(httpContext.Object, new RouteData(), new ActionDescriptor());

            var urlHelper = GetMockUrlHelper(returnValue: null);
            var result    = new RedirectToRouteResult(null, new Dictionary <string, object>())
            {
                UrlHelper = urlHelper,
            };

            // Act & Assert
            await ExceptionAssert.ThrowsAsync <InvalidOperationException>(
                async() =>
            {
                await result.ExecuteResultAsync(actionContext);
            },
                "No route matches the supplied values.");
        }
        public async Task ExecuteResultAsync_UsesRouteName_ToGenerateLocationHeader()
        {
            // Arrange
            var routeName = "orders_api";
            var locationUrl = "/api/orders/10";

            var urlHelper = new Mock<IUrlHelper>();
            urlHelper
                .Setup(uh => uh.RouteUrl(It.IsAny<UrlRouteContext>()))
                .Returns(locationUrl)
                .Verifiable();
            var factory = new Mock<IUrlHelperFactory>();
            factory
                .Setup(f => f.GetUrlHelper(It.IsAny<ActionContext>()))
                .Returns(urlHelper.Object);
            var serviceProvider = new Mock<IServiceProvider>();
            serviceProvider
                .Setup(sp => sp.GetService(typeof(IUrlHelperFactory)))
                .Returns(factory.Object);
            serviceProvider
                .Setup(sp => sp.GetService(typeof(ILoggerFactory)))
                .Returns(NullLoggerFactory.Instance);

            var httpContext = GetHttpContext();
            httpContext.RequestServices = serviceProvider.Object;

            var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
            var result = new RedirectToRouteResult(routeName, new { id = 10 });

            // Act
            await result.ExecuteResultAsync(actionContext);

            // Assert
            urlHelper.Verify(uh => uh.RouteUrl(
                It.Is<UrlRouteContext>(routeContext => string.Equals(routeName, routeContext.RouteName))));
            Assert.True(httpContext.Response.Headers.ContainsKey("Location"), "Location header not found");
            Assert.Equal(locationUrl, httpContext.Response.Headers["Location"]);
        }