Tweaks to AddAuthorizationContext to allow it to be used in razor tests

Author: egil

src/bunit.web/TestDoubles/Authorization/FakeAuthorizationExtensions.cs

@@ -13,10 +13,9 @@ public static class FakeAuthorizationExtensions
 		/// an authenticated user, as well as adding the <see cref="CascadingAuthenticationState"/> component to the
 		/// test contexts render tree.
 		/// </summary>
-		public static TestAuthorizationContext AddTestAuthorization(this TestContext context)
+		public static TestAuthorizationContext AddTestAuthorization(this TestContextBase context)
 		{
 			context.RenderTree.TryAdd<CascadingAuthenticationState>();
-
 			var authCtx = new TestAuthorizationContext();
 			authCtx.SetNotAuthorized();
 			authCtx.RegisterAuthorizationServices(context.Services);

tests/bunit.web.tests/TestDoubles/Authorization/AuthorizationInRazorTest.razor

@@ -0,0 +1,34 @@
+@inherits TestComponentBase
+
+<Fixture Test="CanAddFakeAuthToContext" Description="Fake Auth can be added to Fixture">
+	<ComponentUnderTest>
+		<SimpleAuthView />
+	</ComponentUnderTest>
+
+	@code
+	{
+		void CanAddFakeAuthToContext(Fixture fixture)
+		{
+			var authContext = fixture.AddTestAuthorization();
+			authContext.SetAuthorized("TestUser", AuthorizationState.Authorized);
+
+			var cut = fixture.GetComponentUnderTest<SimpleAuthView>();
+
+			cut.MarkupMatches("Authorized!");
+		}
+	}
+</Fixture>
+
+<SnapshotTest Setup="SetupFakeAuthToContext" Description="Fake Auth can be added to SnapshotTest">
+	<TestInput><SimpleAuthView /></TestInput>
+	<ExpectedOutput>Authorized!</ExpectedOutput>
+
+	@code
+	{
+		void SetupFakeAuthToContext(SnapshotTest ctx)
+		{
+			var authContext = ctx.AddTestAuthorization();
+			authContext.SetAuthorized("TestUser", AuthorizationState.Authorized);
+		}
+	}
+</SnapshotTest>