public void ViewComponent_Json_SetsResultData()
{
// Arrange
var viewComponent = new TestViewComponent();
var testData = new object();
// Act
var actualResult = viewComponent.Json(testData);
// Assert
Assert.IsType<JsonViewComponentResult>(actualResult);
Assert.Same(testData, actualResult.Data);
}
public void ViewComponent_ViewData_StoresDataForViewBag()
{
// Arrange
var viewComponent = new TestViewComponent();
// Act
viewComponent.ViewData["A"] = "Alice";
viewComponent.ViewData["B"] = "Bob";
// Assert
Assert.Equal(2, viewComponent.ViewData.Count);
Assert.Equal("Alice", viewComponent.ViewBag.A);
Assert.Equal("Bob", viewComponent.ViewBag.B);
}
public void ViewComponent_Content_SetsResultContentAndEncodedContent()
{
// Arrange
var viewComponent = new TestViewComponent();
var expectedContent = "TestContent&";
var expectedEncodedContent = new HtmlString(HtmlEncoder.Default.Encode(expectedContent));
// Act
var actualResult = viewComponent.Content(expectedContent);
// Assert
Assert.IsType<ContentViewComponentResult>(actualResult);
Assert.Same(expectedContent, actualResult.Content);
}
public void ViewComponent_ViewBag_UsesViewData()
{
// Arrange
var viewComponent = new TestViewComponent();
// Act
viewComponent.ViewBag.A = "Alice";
viewComponent.ViewBag.B = "Bob";
// Assert
Assert.Equal(2, viewComponent.ViewData.Count);
Assert.Equal("Alice", viewComponent.ViewData["A"]);
Assert.Equal("Bob", viewComponent.ViewData["B"]);
}
public void DefaultViewComponentActivator_ActivatesViewComponentContext()
{
// Arrange
var activator = new DefaultViewComponentActivator();
var context = new ViewComponentContext();
var instance = new TestViewComponent();
// Act
activator.Activate(instance, context);
// Assert
Assert.Same(context, instance.ViewComponentContext);
}
public void ViewComponent_View_WithEmptyParameter_SetsResultViewWithDefaultViewName()
{
// Arrange
var viewComponent = new TestViewComponent();
// Act
var actualResult = viewComponent.View();
// Assert
Assert.IsType<ViewViewComponentResult>(actualResult);
Assert.NotSame(viewComponent.ViewData, actualResult.ViewData);
Assert.Equal(new ViewDataDictionary<object>(viewComponent.ViewData), actualResult.ViewData);
Assert.Null(actualResult.ViewData.Model);
Assert.Null(actualResult.ViewName);
}
public void ViewComponent_ViewContext_ViewData_ReturnsDefaultInstanceIfNull()
{
// Arrange && Act
var viewComponent = new TestViewComponent();
// Assert
// ViewComponent.ViewContext returns the default instance for the unit test scenarios
Assert.NotNull(viewComponent.ViewContext);
Assert.NotNull(viewComponent.ViewContext.ViewData);
// ViewComponent.ViewData returns the default instance for the unit test scenarios
Assert.Empty(viewComponent.ViewContext.ViewData);
Assert.NotNull(viewComponent.ViewData);
Assert.Empty(viewComponent.ViewData);
Assert.Same(viewComponent.ViewData, viewComponent.ViewContext.ViewData);
}
public void ViewComponent_ViewData_StoresDataForViewBag()
{
// Arrange
var viewComponent = new TestViewComponent()
{
ViewData = new ViewDataDictionary(metadataProvider: null),
};
// Act
viewComponent.ViewData["A"] = "Alice";
viewComponent.ViewData["B"] = "Bob";
// Assert
Assert.Equal(2, viewComponent.ViewData.Count);
Assert.Equal("Alice", viewComponent.ViewBag.A);
Assert.Equal("Bob", viewComponent.ViewBag.B);
}
public void ViewComponent_ViewBag_UsesViewData()
{
// Arrange
var viewComponent = new TestViewComponent()
{
ViewData = new ViewDataDictionary(metadataProvider: new EmptyModelMetadataProvider()),
};
// Act
viewComponent.ViewBag.A = "Alice";
viewComponent.ViewBag.B = "Bob";
// Assert
Assert.Equal(2, viewComponent.ViewData.Count);
Assert.Equal("Alice", viewComponent.ViewData["A"]);
Assert.Equal("Bob", viewComponent.ViewData["B"]);
}
public void ViewComponent_View_WithViewNameAndModelParameters_SetsResultViewWithCustomViewNameAndModel()
{
// Arrange
var viewComponent = new TestViewComponent();
var model = new object();
// Act
var actualResult = viewComponent.View("CustomViewName", model);
// Assert
Assert.IsType <ViewViewComponentResult>(actualResult);
Assert.IsType <ViewDataDictionary <object> >(actualResult.ViewData);
Assert.NotSame(viewComponent.ViewData, actualResult.ViewData);
Assert.Equal(new ViewDataDictionary <object>(viewComponent.ViewData), actualResult.ViewData);
Assert.Same(model, actualResult.ViewData.Model);
Assert.Equal("CustomViewName", actualResult.ViewName);
}
public void ViewComponent_View_WithEmptyParameter_SetsResultViewWithDefaultViewName()
{
// Arrange
var viewComponent = new TestViewComponent()
{
ViewData = new ViewDataDictionary(new EmptyModelMetadataProvider()),
};
// Act
var actualResult = viewComponent.View();
// Assert
Assert.IsType <ViewViewComponentResult>(actualResult);
Assert.NotSame(viewComponent.ViewData, actualResult.ViewData);
Assert.Equal(new ViewDataDictionary <object>(viewComponent.ViewData), actualResult.ViewData);
Assert.Null(actualResult.ViewData.Model);
Assert.Null(actualResult.ViewName);
}
public void ViewComponent_View_WithEmptyParameter_SetsViewDataModelWithDefaultViewName()
{
// Arrange
var viewComponent = new TestViewComponent();
var model = new object();
viewComponent.ViewData.Model = model;
// Act
var actualResult = viewComponent.View();
// Assert
Assert.IsType <ViewViewComponentResult>(actualResult);
Assert.NotSame(viewComponent.ViewData, actualResult.ViewData);
Assert.Equal(new ViewDataDictionary <object>(viewComponent.ViewData), actualResult.ViewData);
Assert.Same(model, actualResult.ViewData.Model);
Assert.Null(actualResult.ViewName);
}
public void ViewComponent_View_WithViewNameAndNonObjectNullModelParameter_SetsResultViewWithViewNameAndNullModel()
{
// Arrange
var viewComponent = new TestViewComponent();
viewComponent.ViewData.Model = "Hello World!";
// Act
var actualResult = viewComponent.View <string>("CustomViewName", model: null);
// Assert
Assert.IsType <ViewViewComponentResult>(actualResult);
Assert.IsType <ViewDataDictionary <string> >(actualResult.ViewData);
Assert.NotSame(viewComponent.ViewData, actualResult.ViewData);
Assert.Equal(new ViewDataDictionary <string>(viewComponent.ViewData), actualResult.ViewData);
Assert.Null(actualResult.ViewData.Model);
Assert.Equal("CustomViewName", actualResult.ViewName);
}
public void ViewComponent_View_WithNullModelParameter_SetsResultViewWithDefaultViewNameAndNullModel()
{
// Arrange
var viewComponent = new TestViewComponent();
viewComponent.ViewData.Model = new object();
object model = null;
// Act
var actualResult = viewComponent.View(model: model);
// Assert
Assert.IsType <ViewViewComponentResult>(actualResult);
Assert.IsType <ViewDataDictionary <object> >(actualResult.ViewData);
Assert.NotSame(viewComponent.ViewData, actualResult.ViewData);
Assert.Equal(new ViewDataDictionary <object>(viewComponent.ViewData), actualResult.ViewData);
Assert.Null(actualResult.ViewData.Model);
Assert.Null(actualResult.ViewName);
}
public void DefaultViewComponentActivatorSetsAllPropertiesMarkedAsActivate()
{
// Arrange
var activator = new DefaultViewComponentActivator();
var instance = new TestViewComponent();
var helper = Mock.Of <IHtmlHelper <object> >();
var serviceProvider = new Mock <IServiceProvider>();
serviceProvider.Setup(p => p.GetService(typeof(IHtmlHelper <object>))).Returns(helper);
var viewContext = GetViewContext(serviceProvider.Object);
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.Same(helper, instance.Html);
Assert.Same(viewContext, instance.ViewContext);
Assert.IsType <ViewDataDictionary>(instance.ViewData);
}
public void DefaultViewComponentActivatorSetsAllPropertiesMarkedAsActivate()
{
// Arrange
var activator = new DefaultViewComponentActivator();
var instance = new TestViewComponent();
var helper = Mock.Of<IHtmlHelper<object>>();
var serviceProvider = new Mock<IServiceProvider>();
serviceProvider.Setup(p => p.GetService(typeof(IHtmlHelper<object>))).Returns(helper);
serviceProvider.Setup(p => p.GetService(typeof(ICompositeViewEngine))).Returns(Mock.Of<ICompositeViewEngine>());
serviceProvider.Setup(p => p.GetService(typeof(IUrlHelper))).Returns(Mock.Of<IUrlHelper>());
var viewContext = GetViewContext(serviceProvider.Object);
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.Same(helper, instance.Html);
Assert.Same(viewContext, instance.ViewContext);
Assert.IsType<ViewDataDictionary>(instance.ViewData);
}
public void DefaultViewComponentActivator_ActivatesViewComponentContext()
{
// Arrange
var expectedInstance = new TestViewComponent();
var typeActivator = new Mock <ITypeActivatorCache>();
typeActivator
.Setup(ta => ta.CreateInstance <object>(It.IsAny <IServiceProvider>(), It.IsAny <Type>()))
.Returns(expectedInstance);
var activator = new DefaultViewComponentActivator(typeActivator.Object);
var context = CreateContext(typeof(TestViewComponent));
expectedInstance.ViewComponentContext = context;
// Act
var instance = activator.Create(context) as ViewComponent;
// Assert
Assert.NotNull(instance);
Assert.Same(context, instance.ViewComponentContext);
}
public void ViewComponent_View_WithViewNameAndModelParameters_SetsResultViewWithCustomViewNameAndModel()
{
// Arrange
var viewComponent = new TestViewComponent()
{
ViewData = new ViewDataDictionary(new EmptyModelMetadataProvider()),
};
var model = new object();
// Act
var actualResult = viewComponent.View("CustomViewName", model);
// Assert
Assert.IsType<ViewViewComponentResult>(actualResult);
Assert.IsType<ViewDataDictionary<object>>(actualResult.ViewData);
Assert.NotSame(viewComponent.ViewData, actualResult.ViewData);
Assert.Equal(new ViewDataDictionary<object>(viewComponent.ViewData), actualResult.ViewData);
Assert.Same(model, actualResult.ViewData.Model);
Assert.Equal("CustomViewName", actualResult.ViewName);
}
