public void Login_ShouldRedirectAuthenticatedUserToHomePage()
{
// Setup Authentication Manager
var authenticatedIdentity = new MockIdentity(true);
var authenticatedUser = new ClaimsPrincipal(authenticatedIdentity);
var authenticationManager = new FakeAuthenticationManager()
.WithUser(authenticatedUser).Build();
// Call login method
ActionResult result = _controller
.WithAuthenticationManager(authenticationManager.Object).Build()
.Login();
// Verify user is redirected to Home page
result.AssertIsRedirect("Home", "Index");
}