public RazorPageActivator(
IModelMetadataProvider metadataProvider,
IUrlHelperFactory urlHelperFactory,
IJsonHelper jsonHelper,
DiagnosticSource diagnosticSource,
HtmlEncoder htmlEncoder,
IModelExpressionProvider modelExpressionProvider)
{
_RazorPageActivator = new MvcRazor.RazorPageActivator(metadataProvider, urlHelperFactory, jsonHelper, diagnosticSource, htmlEncoder, modelExpressionProvider);
}
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.AspNetCore.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);
}
public void Activate_Throws_WhenViewDataPropertyHasIncorrectType()
{
// Arrange
var modelMetadataProvider = new EmptyModelMetadataProvider();
var modelExpressionProvider = new ModelExpressionProvider(modelMetadataProvider, new ExpressionTextCache());
var activator = new RazorPageActivator(
modelMetadataProvider,
new UrlHelperFactory(),
new JsonHelper(
new JsonOutputFormatter(new JsonSerializerSettings(), ArrayPool <char> .Shared),
ArrayPool <char> .Shared),
new DiagnosticListener("Microsoft.AspNetCore.Mvc"),
new HtmlTestEncoder(),
modelExpressionProvider);
var instance = new HasIncorrectViewDataPropertyType();
var collection = new ServiceCollection();
collection.AddSingleton(new ExpressionTextCache());
var httpContext = new DefaultHttpContext
{
RequestServices = collection.BuildServiceProvider(),
};
var actionContext = new ActionContext(httpContext, new RouteData(), new ActionDescriptor());
var viewContext = new ViewContext(
actionContext,
Mock.Of <IView>(),
new ViewDataDictionary(new EmptyModelMetadataProvider(), new ModelStateDictionary()),
Mock.Of <ITempDataDictionary>(),
TextWriter.Null,
new HtmlHelperOptions());
// Act & Assert
Assert.Throws <InvalidCastException>(() => activator.Activate(instance, viewContext));
}
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(new ExpressionTextCache())
.AddSingleton <DiagnosticSource>(new DiagnosticListener("Microsoft.AspNetCore.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);
}