Controller Tests

ControllerTests.TheGetMethod.cs

[Test]
public void ActionReturnsRedirectToRouteResult()
{
    var result = this.controller.Action();

    Assert.That(result, Is.TypeOf<RedirectToRouteResult>());

    var routeResult = (RedirectToRouteResult)result;

    Assert.That(routeResult.RouteValues["area"], Is.EqualTo(string.Empty));
    Assert.That(routeResult.RouteValues["action"], Is.EqualTo("Index"));
    Assert.That(routeResult.RouteValues["controller"], Is.EqualTo("Home"));
} 

[Test]
public void WhenRegularRequestShouldReturnCorrectViewAndModel()
{
    var result = this.controller.Action();

    Assert.That(result, Is.TypeOf<ViewResult>());
    Assert.That(((ViewResult)result).ViewName, Is.EqualTo("Foo"));
    Assert.That(((ViewResult)result).Model, Is.TypeOf<FooViewModel>());
}

[Test]
public void WhenAjaxRequestShouldReturnCorrectPartialViewAndModel()
{
    var result = this.controller.MakeAjax().Action();

    Assert.That(result, Is.TypeOf<PartialViewResult>());
    Assert.That(((PartialViewResult)result).ViewName, Is.EqualTo("_Foo"));
    Assert.That(((ViewResult)result).Model, Is.TypeOf<FooViewModel>());
}