public void RendersAuthorizingUntilAuthorizationCompleted()
{
// Arrange
var @event = new ManualResetEventSlim();
var authorizationService = new TestAuthorizationService();
authorizationService.NextResult = AuthorizationResult.Success();
var renderer = CreateTestRenderer(authorizationService);
renderer.OnUpdateDisplayComplete = () => { @event.Set(); };
var rootComponent = WrapInAuthorizeView(
authorizing: builder => builder.AddContent(0, "Auth pending..."),
authorized: context => builder => builder.AddContent(0, $"Hello, {context.User.Identity.Name}!"));
var authTcs = new TaskCompletionSource <AuthenticationState>();
rootComponent.AuthenticationState = authTcs.Task;
// Act/Assert 1: Auth pending
renderer.AssignRootComponentId(rootComponent);
rootComponent.TriggerRender();
var batch1 = renderer.Batches.Single();
var authorizeViewComponentId = batch1.GetComponentFrames <AuthorizeView>().Single().ComponentId;
var diff1 = batch1.DiffsByComponentId[authorizeViewComponentId].Single();
Assert.Collection(diff1.Edits, edit =>
{
Assert.Equal(RenderTreeEditType.PrependFrame, edit.Type);
AssertFrame.Text(
batch1.ReferenceFrames[edit.ReferenceFrameIndex],
"Auth pending...");
});
// Act/Assert 2: Auth process completes asynchronously
@event.Reset();
authTcs.SetResult(CreateAuthenticationState("Monsieur").Result);
// We need to wait here because the continuations of SetResult will be scheduled to run asynchronously.
@event.Wait(Timeout);
Assert.Equal(2, renderer.Batches.Count);
var batch2 = renderer.Batches[1];
var diff2 = batch2.DiffsByComponentId[authorizeViewComponentId].Single();
Assert.Collection(diff2.Edits,
edit =>
{
Assert.Equal(RenderTreeEditType.RemoveFrame, edit.Type);
Assert.Equal(0, edit.SiblingIndex);
},
edit =>
{
Assert.Equal(RenderTreeEditType.PrependFrame, edit.Type);
Assert.Equal(0, edit.SiblingIndex);
AssertFrame.Text(
batch2.ReferenceFrames[edit.ReferenceFrameIndex],
"Hello, Monsieur!");
});
// Assert: The IAuthorizationService was given expected criteria
Assert.Collection(authorizationService.AuthorizeCalls, call =>
{
Assert.Equal("Monsieur", call.user.Identity.Name);
Assert.Null(call.resource);
Assert.Collection(call.requirements,
req => Assert.IsType <DenyAnonymousAuthorizationRequirement>(req));
});
}
public static void Attribute(RenderTreeFrame frame, string attributeName, Action <object> attributeValidator, int?sequence = null)
{
AssertFrame.Attribute(frame, attributeName, sequence);
attributeValidator(frame.AttributeValue);
}
public static void ComponentWithInstance <T>(RenderTreeFrame frame, int componentId, int?subtreeLength = null, int?sequence = null) where T : IComponent
{
AssertFrame.Component <T>(frame, subtreeLength, sequence);
Assert.IsType <T>(frame.Component);
Assert.Equal(componentId, frame.ComponentId);
}
public static void Attribute(RenderTreeFrame frame, string attributeName, object attributeValue, int?sequence = null)
{
AssertFrame.Attribute(frame, attributeName, sequence);
Assert.Equal(attributeValue, frame.AttributeValue);
}
public static void Attribute(RenderTreeFrame frame, string attributeName, Type valueType, int?sequence = null)
{
AssertFrame.Attribute(frame, attributeName, sequence);
Assert.IsType(valueType, frame.AttributeValue);
}
public static void Attribute(RenderTreeFrame frame, string attributeName, Action <UIEventArgs> attributeEventHandlerValue, int?sequence = null)
{
AssertFrame.Attribute(frame, attributeName, sequence);
Assert.Equal(attributeEventHandlerValue, frame.AttributeValue);
}
public static void Attribute(RenderTreeFrame frame, string attributeName, int?sequence = null)
{
Assert.Equal(RenderTreeFrameType.Attribute, frame.FrameType);
Assert.Equal(attributeName, frame.AttributeName);
AssertFrame.Sequence(frame, sequence);
}
public static void ComponentReferenceCapture(RenderTreeFrame frame, Action <object> action, int?sequence = null)
{
Assert.Equal(RenderTreeFrameType.ComponentReferenceCapture, frame.FrameType);
Assert.Same(action, frame.ComponentReferenceCaptureAction);
AssertFrame.Sequence(frame, sequence);
}
public static void Whitespace(RenderTreeFrame frame, int?sequence = null)
{
Assert.Equal(RenderTreeFrameType.Text, frame.FrameType);
AssertFrame.Sequence(frame, sequence);
Assert.True(string.IsNullOrWhiteSpace(frame.TextContent));
}
public static void Region(RenderTreeFrame frame, int subtreeLength, int?sequence = null)
{
Assert.Equal(RenderTreeFrameType.Region, frame.FrameType);
Assert.Equal(subtreeLength, frame.RegionSubtreeLength);
AssertFrame.Sequence(frame, sequence);
}