public void Activate_ActivatesAndContextualizesPropertiesOnViews()
{
// Arrange
var activator = new RazorPageActivator(Mock.Of <ITypeActivator>());
var instance = new TestRazorPage();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var serviceProvider = new Mock <IServiceProvider>();
serviceProvider.Setup(p => p.GetService(typeof(MyService)))
.Returns(myService);
serviceProvider.Setup(p => p.GetService(typeof(IHtmlHelper <object>)))
.Returns(helper);
var httpContext = new Mock <HttpContext>();
httpContext.SetupGet(c => c.RequestServices)
.Returns(serviceProvider.Object);
var routeContext = new RouteContext(httpContext.Object);
var actionContext = new ActionContext(routeContext, new ActionDescriptor());
var viewContext = new ViewContext(actionContext,
Mock.Of <IView>(),
new ViewDataDictionary(new EmptyModelMetadataProvider()),
TextWriter.Null);
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.Same(helper, instance.Html);
Assert.Same(myService, instance.MyService);
Assert.Same(viewContext, myService.ViewContext);
Assert.Null(instance.MyService2);
}
public void Activate_ThrowsIfTheViewDoesNotDeriveFromRazorViewOfT()
{
// Arrange
var activator = new RazorPageActivator(Mock.Of <ITypeActivator>());
var instance = new DoesNotDeriveFromRazorPageOfT();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var serviceProvider = new Mock <IServiceProvider>();
var httpContext = new Mock <HttpContext>();
httpContext.SetupGet(c => c.RequestServices)
.Returns(serviceProvider.Object);
var routeContext = new RouteContext(httpContext.Object);
var actionContext = new ActionContext(routeContext, new ActionDescriptor());
var viewContext = new ViewContext(actionContext,
Mock.Of <IView>(),
new ViewDataDictionary(new EmptyModelMetadataProvider()),
TextWriter.Null);
// Act and Assert
var ex = Assert.Throws <InvalidOperationException>(() => activator.Activate(instance, viewContext));
var message = string.Format(CultureInfo.InvariantCulture,
"View of type '{0}' cannot be activated by '{1}'.",
instance.GetType().FullName,
typeof(RazorPageActivator).FullName);
Assert.Equal(message, ex.Message);
}
public void Activate_UsesPassedInViewDataDictionaryInstance_IfPassedInTypeMatches()
{
// Arrange
var typeActivator = new TypeActivator();
var activator = new RazorPageActivator(typeActivator);
var instance = new TestRazorPage();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var serviceProvider = new Mock <IServiceProvider>();
serviceProvider.Setup(p => p.GetService(typeof(MyService)))
.Returns(myService);
serviceProvider.Setup(p => p.GetService(typeof(IHtmlHelper <object>)))
.Returns(helper);
var httpContext = new Mock <HttpContext>();
httpContext.SetupGet(c => c.RequestServices)
.Returns(serviceProvider.Object);
var routeContext = new RouteContext(httpContext.Object);
var actionContext = new ActionContext(routeContext, new ActionDescriptor());
var viewData = new ViewDataDictionary <MyModel>(new EmptyModelMetadataProvider())
{
Model = new MyModel()
};
var viewContext = new ViewContext(actionContext,
Mock.Of <IView>(),
viewData,
TextWriter.Null);
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.Same(viewData, viewContext.ViewData);
}
public void Activate_DeterminesModelTypeFromProperty()
{
// Arrange
var typeActivator = new TypeActivator();
var activator = new RazorPageActivator(typeActivator);
var instance = new DoesNotDeriveFromRazorPageOfTButHasModelProperty();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var serviceProvider = new Mock <IServiceProvider>();
serviceProvider.Setup(p => p.GetService(typeof(MyService)))
.Returns(myService);
serviceProvider.Setup(p => p.GetService(typeof(IHtmlHelper <object>)))
.Returns(helper);
var httpContext = new Mock <HttpContext>();
httpContext.SetupGet(c => c.RequestServices)
.Returns(serviceProvider.Object);
var routeContext = new RouteContext(httpContext.Object);
var actionContext = new ActionContext(routeContext, new ActionDescriptor());
var viewData = new ViewDataDictionary(new EmptyModelMetadataProvider());
var viewContext = new ViewContext(actionContext,
Mock.Of <IView>(),
viewData,
TextWriter.Null);
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.IsType <ViewDataDictionary <string> >(viewContext.ViewData);
}
public void Activate_ThrowsIfTheViewDoesNotDeriveFromRazorViewOfT()
{
// Arrange
var activator = new RazorPageActivator(new EmptyModelMetadataProvider());
var instance = new DoesNotDeriveFromRazorPageOfT();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var serviceProvider = new Mock <IServiceProvider>();
var httpContext = new DefaultHttpContext
{
RequestServices = new ServiceCollection().BuildServiceProvider()
};
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var viewContext = new ViewContext(
actionContext,
Mock.Of <IView>(),
new ViewDataDictionary(new EmptyModelMetadataProvider()),
Mock.Of <ITempDataDictionary>(),
TextWriter.Null,
new HtmlHelperOptions());
// Act and Assert
var ex = Assert.Throws <InvalidOperationException>(() => activator.Activate(instance, viewContext));
var message = $"View of type '{instance.GetType()}' cannot be activated by '{typeof(RazorPageActivator)}'.";
Assert.Equal(message, ex.Message);
}
public void Activate_DeterminesModelTypeFromProperty()
{
// Arrange
var activator = new RazorPageActivator(new EmptyModelMetadataProvider());
var instance = new DoesNotDeriveFromRazorPageOfTButHasModelProperty();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var htmlEncoder = new HtmlTestEncoder();
var serviceProvider = new ServiceCollection()
.AddSingleton(myService)
.AddSingleton(helper)
.AddSingleton <HtmlEncoder>(htmlEncoder)
.AddSingleton <DiagnosticSource>(new DiagnosticListener("Microsoft.AspNet.Mvc"))
.BuildServiceProvider();
var httpContext = new DefaultHttpContext
{
RequestServices = serviceProvider
};
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var viewData = new ViewDataDictionary <object>(new EmptyModelMetadataProvider());
var viewContext = new ViewContext(
actionContext,
Mock.Of <IView>(),
viewData,
Mock.Of <ITempDataDictionary>(),
TextWriter.Null,
new HtmlHelperOptions());
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.IsType <ViewDataDictionary <string> >(viewContext.ViewData);
}
public void Activate_InstantiatesNewViewDataDictionaryType_IfTheTypeDoesNotMatch()
{
// Arrange
var activator = new RazorPageActivator(new EmptyModelMetadataProvider());
var instance = new TestRazorPage();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var htmlEncoder = new CommonTestEncoder();
var serviceProvider = new Mock <IServiceProvider>();
serviceProvider.Setup(p => p.GetService(typeof(MyService)))
.Returns(myService);
serviceProvider.Setup(p => p.GetService(typeof(IHtmlHelper <object>)))
.Returns(helper);
serviceProvider.Setup(p => p.GetService(typeof(IHtmlEncoder)))
.Returns(htmlEncoder);
var httpContext = new Mock <HttpContext>();
httpContext.SetupGet(c => c.RequestServices)
.Returns(serviceProvider.Object);
var actionContext = new ActionContext(httpContext.Object, new RouteData(), new ActionDescriptor());
var viewData = new ViewDataDictionary <object>(new EmptyModelMetadataProvider())
{
Model = new MyModel()
};
var viewContext = new ViewContext(actionContext,
Mock.Of <IView>(),
viewData,
Mock.Of <ITempDataDictionary>(),
TextWriter.Null,
new HtmlHelperOptions());
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.IsType <ViewDataDictionary <MyModel> >(viewContext.ViewData);
}
public void Activate_ActivatesAndContextualizesPropertiesOnViews()
{
// Arrange
var activator = new RazorPageActivator(new EmptyModelMetadataProvider());
var instance = new TestRazorPage();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var htmlEncoder = new HtmlTestEncoder();
var diagnosticSource = new DiagnosticListener("Microsoft.AspNet");
var serviceProvider = new ServiceCollection()
.AddSingleton(myService)
.AddSingleton(helper)
.AddSingleton <HtmlEncoder>(htmlEncoder)
.AddSingleton <DiagnosticSource>(diagnosticSource)
.BuildServiceProvider();
var httpContext = new DefaultHttpContext
{
RequestServices = serviceProvider
};
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var viewContext = new ViewContext(
actionContext,
Mock.Of <IView>(),
new ViewDataDictionary(new EmptyModelMetadataProvider()),
Mock.Of <ITempDataDictionary>(),
TextWriter.Null,
new HtmlHelperOptions());
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.Same(helper, instance.Html);
Assert.Same(myService, instance.MyService);
Assert.Same(viewContext, myService.ViewContext);
Assert.Same(diagnosticSource, instance.DiagnosticSource);
Assert.Null(instance.MyService2);
}
public void Activate_UsesPassedInViewDataDictionaryInstance_IfPassedInTypeMatches()
{
// Arrange
var activator = new RazorPageActivator(new EmptyModelMetadataProvider());
var instance = new TestRazorPage();
var myService = new MyService();
var helper = Mock.Of <IHtmlHelper <object> >();
var htmlEncoder = new HtmlTestEncoder();
var serviceProvider = new ServiceCollection()
.AddSingleton(myService)
.AddSingleton(helper)
.AddSingleton <HtmlEncoder>(htmlEncoder)
.AddSingleton <DiagnosticSource>(new DiagnosticListener("Microsoft.Aspnet.Mvc"))
.BuildServiceProvider();
var httpContext = new DefaultHttpContext
{
RequestServices = serviceProvider
};
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var viewData = new ViewDataDictionary <MyModel>(new EmptyModelMetadataProvider())
{
Model = new MyModel()
};
var viewContext = new ViewContext(
actionContext,
Mock.Of <IView>(),
viewData,
Mock.Of <ITempDataDictionary>(),
TextWriter.Null,
new HtmlHelperOptions());
// Act
activator.Activate(instance, viewContext);
// Assert
Assert.Same(viewData, viewContext.ViewData);
}