public void Display_UsesTemplateName()
{
// Arrange
var model = new SomeModel {
SomeProperty = "ModelValue"
};
var viewEngine = new Mock <ICompositeViewEngine>(MockBehavior.Strict);
viewEngine
.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny <string>(), /*isMainPage*/ false))
.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty <string>()));
viewEngine
.Setup(v => v.FindView(It.IsAny <ActionContext>(), "DisplayTemplates/SomeTemplate", /*isMainPage*/ false))
.Returns(ViewEngineResult.Found("SomeView", Mock.Of <IView>()))
.Verifiable();
var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
// Act
var displayResult = helper.Display(expression: "SomeProperty", templateName: "SomeTemplate");
// Assert
viewEngine.Verify();
}
public void Execute_CallsFindView_WithExpectedPath_WhenViewNameIsSpecified(string viewName)
{
// Arrange
var viewEngine = new Mock <ICompositeViewEngine>(MockBehavior.Strict);
viewEngine
.Setup(v => v.GetView(/*executingFilePath*/ null, viewName, /*isMainPage*/ false))
.Returns(ViewEngineResult.Found(viewName, new Mock <IView>().Object))
.Verifiable();
var viewData = new ViewDataDictionary(new EmptyModelMetadataProvider());
var componentContext = GetViewComponentContext(new Mock <IView>().Object, viewData);
var componentResult = new ViewViewComponentResult
{
ViewEngine = viewEngine.Object,
ViewData = viewData,
ViewName = viewName,
TempData = _tempDataDictionary,
};
// Act & Assert
componentResult.Execute(componentContext);
viewEngine.Verify();
}
private ViewEngineResult LocatePageFromViewLocations(
ActionContext actionContext,
string viewName,
bool isMainPage)
{
var controllerName = GetNormalizedRouteValue(actionContext, ControllerKey);
var areaName = GetNormalizedRouteValue(actionContext, AreaKey);
var fileProvider = _options.FileProvider ?? _hostingEnvironment.ContentRootFileProvider;
var checkedLocations = new List <string>();
foreach (var location in _options.ViewLocationFormats)
{
var view = string.Format(location, viewName, controllerName);
if (fileProvider.GetFileInfo(view).Exists)
{
return(ViewEngineResult.Found("Default", new FluidView(view, _fluidRendering)));
}
checkedLocations.Add(view);
}
return(ViewEngineResult.NotFound(viewName, checkedLocations));
}
public void GetView_ReturnsView_WhenExactlyOneViewEngineIsRegisteredWhichReturnsAFoundResult(bool isMainPage)
{
// Arrange
var viewName = "test-view.cshtml";
var expectedViewName = "~/" + viewName;
var engine = new Mock <IViewEngine>(MockBehavior.Strict);
var view = Mock.Of <IView>();
engine
.Setup(e => e.GetView("~/Index.html", viewName, isMainPage))
.Returns(ViewEngineResult.Found(expectedViewName, view));
var optionsAccessor = Options.Create(new MvcViewOptions());
optionsAccessor.Value.ViewEngines.Add(engine.Object);
var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
// Act
var result = compositeViewEngine.GetView("~/Index.html", viewName, isMainPage);
// Assert
Assert.True(result.Success);
Assert.Same(view, result.View);
}
public void Display_UsesTemplateFormatted(HtmlHelperDisplayExtensionsTest.FormatModel model, string expectedResult)
{
// Arrange
var view = new Mock<IView>();
view.Setup(v => v.RenderAsync(It.IsAny<ViewContext>()))
.Callback((ViewContext v) => v.Writer.WriteAsync(v.ViewData.TemplateInfo.FormattedModelValue.ToString()))
.Returns(Task.FromResult(0));
var viewEngine = new Mock<ICompositeViewEngine>(MockBehavior.Strict);
viewEngine
.Setup(v => v.GetView(/*executingFilePath*/ null, It.IsAny<string>(), /*isMainPage*/ false))
.Returns(ViewEngineResult.NotFound(string.Empty, Enumerable.Empty<string>()));
viewEngine
.Setup(v => v.FindView(It.IsAny<ActionContext>(), "EditorTemplates/Status", /*isMainPage*/ false))
.Returns(ViewEngineResult.Found("Status", view.Object))
.Verifiable();
var helper = DefaultTemplatesUtilities.GetHtmlHelper(model, viewEngine.Object);
// Act
var displayResult = helper.EditorFor(x => x.FormatProperty);
// Assert
Assert.Equal(expectedResult, HtmlContentUtilities.HtmlContentToString(displayResult));
}
public async Task Render_returns_email_string_created_by_view_retrievepath()
{
var viewEngine = new Mock <IRazorViewEngine>();
var view = new FakeView();
viewEngine.Setup(e => e.FindView(It.IsAny <ActionContext>(), "~/Views/TestFolder/Test", It.IsAny <bool>()))
.Returns(ViewEngineResult.NotFound("Test", new string[0]));
viewEngine.Setup(e => e.GetView(It.IsAny <string>(), "~/Views/TestFolder/Test", It.IsAny <bool>()))
.Returns(ViewEngineResult.Found("~/Views/TestFolder/Test", view)).Verifiable();
var logger = new Mock <ILogger <TemplateService> >();
var serviceProvider = new Mock <IServiceProvider>();
var tempDataProvider = new Mock <ITempDataProvider>();
var hostingEnvironment = new Mock <IWebHostEnvironment>();
ITemplateService templateService = new TemplateService(logger.Object, viewEngine.Object, serviceProvider.Object, tempDataProvider.Object, hostingEnvironment.Object);
var renderer = new EmailViewRender(templateService);
var actualEmailString = await renderer.RenderAsync(new Email("~/Views/TestFolder/Test"));
actualEmailString.ShouldBe("Fake");
viewEngine.Verify();
}
public async Task ProcessAsync_DisposesViewInstance()
{
// Arrange
var bufferScope = new TestViewBufferScope();
var partialName = "_Partial";
var viewContext = GetViewContext();
var disposable = new Mock <IDisposable>();
disposable.Setup(d => d.Dispose()).Verifiable();
var view = disposable.As <IView>();
view.Setup(v => v.RenderAsync(It.IsAny <ViewContext>()))
.Returns(Task.CompletedTask)
.Verifiable();
var viewEngine = new Mock <ICompositeViewEngine>();
viewEngine.Setup(v => v.GetView(It.IsAny <string>(), partialName, false))
.Returns(ViewEngineResult.Found(partialName, view.Object));
var tagHelper = new PartialTagHelper(viewEngine.Object, bufferScope)
{
Name = partialName,
ViewContext = viewContext,
};
var tagHelperContext = GetTagHelperContext();
var output = GetTagHelperOutput();
// Act
await tagHelper.ProcessAsync(tagHelperContext, output);
// Assert
disposable.Verify();
view.Verify();
}
public async Task ViewResult_UsesFindViewOnSpecifiedViewEngineToLocateViews()
{
// Arrange
var viewName = "myview";
var context = new ActionContext(new DefaultHttpContext(), new RouteData(), new ActionDescriptor());
var viewEngine = new Mock <IViewEngine>();
var view = Mock.Of <IView>();
viewEngine.Setup(e => e.FindView(context, "myview"))
.Returns(ViewEngineResult.Found("myview", view))
.Verifiable();
var viewResult = new ViewResult
{
ViewName = viewName,
ViewEngine = viewEngine.Object
};
// Act
await viewResult.ExecuteResultAsync(context);
// Assert
viewEngine.Verify();
}
public void GetView_ReturnsViewFromFirstViewEngineWithFoundResult(bool isMainPage)
{
// Arrange
var viewName = "foo.cshtml";
var expectedViewName = "~/" + viewName;
var engine1 = new Mock <IViewEngine>(MockBehavior.Strict);
var engine2 = new Mock <IViewEngine>(MockBehavior.Strict);
var engine3 = new Mock <IViewEngine>(MockBehavior.Strict);
var view2 = Mock.Of <IView>();
var view3 = Mock.Of <IView>();
engine1
.Setup(e => e.GetView("~/Index.html", viewName, isMainPage))
.Returns(ViewEngineResult.NotFound(expectedViewName, Enumerable.Empty <string>()));
engine2
.Setup(e => e.GetView("~/Index.html", viewName, isMainPage))
.Returns(ViewEngineResult.Found(expectedViewName, view2));
engine3
.Setup(e => e.GetView("~/Index.html", viewName, isMainPage))
.Returns(ViewEngineResult.Found(expectedViewName, view3));
var optionsAccessor = Options.Create(new MvcViewOptions());
optionsAccessor.Value.ViewEngines.Add(engine1.Object);
optionsAccessor.Value.ViewEngines.Add(engine2.Object);
optionsAccessor.Value.ViewEngines.Add(engine3.Object);
var compositeViewEngine = new CompositeViewEngine(optionsAccessor);
// Act
var result = compositeViewEngine.GetView("~/Index.html", viewName, isMainPage);
// Assert
Assert.True(result.Success);
Assert.Same(view2, result.View);
Assert.Equal(expectedViewName, result.ViewName);
}
public ViewEngineResult FindView(ActionContext context, string viewName, bool isMainPage)
{
return(ViewEngineResult.Found("Grid", new MyView()));
}
public async Task RenderPartialViewToString_should_successfully_render_view_into_string()
{
// Arrange.
string data = "this is the data";
string partialViewPath = "temp/view/myview";
// Http context
Mock <HttpContext> mockContext = new Mock <HttpContext>();
Mock <IFeatureCollection> mockFeaturesColl = new Mock <IFeatureCollection>();
Mock <IRoutingFeature> mockRoutingFeature = new Mock <IRoutingFeature>();
Mock <RouteData> mockRoutData = new Mock <RouteData>();
mockRoutingFeature.Setup(m => m.RouteData).Returns(mockRoutData.Object);
mockFeaturesColl.Setup(m => m.Get <IRoutingFeature>()).Returns(mockRoutingFeature.Object);
mockContext.Setup(m => m.Features).Returns(mockFeaturesColl.Object);
mockHttpContextAccessor.Setup(m => m.HttpContext).Returns(mockContext.Object);
// Razor view engine mocks
Mock <IViewEngine> mockEngine = new Mock <IViewEngine>();
Mock <IView> mockView = new Mock <IView>();
mockRazorViewEngine.Setup(m => m.FindView(It.IsAny <ActionContext>(), It.IsAny <string>(), It.IsAny <bool>())).Returns(ViewEngineResult.Found(partialViewPath, mockView.Object));
IViewRenderer renderer = new ViewRenderer(mockViewOptions.Object, mockRazorViewEngine.Object, mockTempDataProvider.Object, mockHttpContextAccessor.Object);
// IOptions
Mock <MvcViewOptions> mockMvcOptions = new Mock <MvcViewOptions>();
MvcViewOptions opt = new MvcViewOptions();
opt.HtmlHelperOptions = new HtmlHelperOptions();
//mockMvcOptions.Setup(m => m.HtmlHelperOptions).Returns(new HtmlHelperOptions());
mockViewOptions.Setup(m => m.Value).Returns(opt);
// Act.
string htmlString = await renderer.RenderPartialViewToString(data, partialViewPath);
// Assert.
// since we are not passing in any view ... the result html string should be empty.
Assert.IsEmpty(htmlString);
}
// Mock MVC ViewEngines
void AddViewEngine()
{
view = Pleasure.Mock <IView>();
viewEngine = Pleasure.Mock <IViewEngine>();
viewEngine.Setup(r => r.FindView(Pleasure.MockIt.IsAny <ControllerContext>(), Pleasure.MockIt.IsAny <string>(), Pleasure.MockIt.IsAny <bool>())).Returns(ViewEngineResult.Found(view.Object.Path, view.Object));
//ViewEngines.Engines.Clear();
//ViewEngines.Engines.Add(viewEngine.Object);
}
public new ViewEngineResult GetView(string executingFilePath, string viewPath, bool isMainPage)
{
var result = base.GetView(executingFilePath, viewPath, isMainPage);
return(result.Success ? ViewEngineResult.Found(result.ViewName, new DynamicFormsView(result.View)) : result);
}
public new ViewEngineResult FindView(ActionContext context, string viewName, bool isMainPage)
{
var result = base.FindView(context, viewName, isMainPage);
return(result.Success ? ViewEngineResult.Found(result.ViewName, new DynamicFormsView(result.View)) : result);
}
public ViewEngineResult GetView(string executingFilePath, string viewPath, bool isMainPage)
{
return(ViewEngineResult.Found("vidok", new MainView()));
}
public async Task ExecuteResultAsync_UsesProvidedViewEngine()
{
// Arrange
var expected = new byte[] { 97, 98, 99, 100 };
var view = new Mock <IView>();
view.Setup(v => v.RenderAsync(It.IsAny <ViewContext>()))
.Callback((ViewContext v) =>
{
view.ToString();
v.Writer.Write("abcd");
})
.Returns(Task.FromResult(0));
var routeDictionary = new Dictionary <string, object>();
var goodViewEngine = new Mock <IViewEngine>();
var badViewEngine = new Mock <ICompositeViewEngine>(MockBehavior.Strict);
var serviceProvider = new Mock <IServiceProvider>();
serviceProvider.Setup(sp => sp.GetService(typeof(ICompositeViewEngine)))
.Returns(badViewEngine.Object);
var memoryStream = new MemoryStream();
var response = new Mock <HttpResponse>();
response.SetupGet(r => r.Body)
.Returns(memoryStream);
var context = new Mock <HttpContext>();
context.SetupGet(c => c.Response)
.Returns(response.Object);
context.SetupGet(c => c.RequestServices)
.Returns(serviceProvider.Object);
var actionContext = new ActionContext(context.Object,
new RouteData()
{
Values = routeDictionary
},
new ActionDescriptor());
goodViewEngine.Setup(v => v.FindView(actionContext, It.IsAny <string>()))
.Returns(ViewEngineResult.Found("MyView", view.Object));
var viewResult = new ViewResult()
{
ViewEngine = goodViewEngine.Object,
};
// Act
await viewResult.ExecuteResultAsync(actionContext);
// Assert
Assert.Equal(expected, memoryStream.ToArray());
}
