public void WillReturn404IfFileNotFound()
        {
            var testable = new TestableSassHandler();

            testable.MockedContext.Setup(x => x.Request.Path).Returns("~/badaddress/bad.sass");
            testable.MockedServer.Setup(x => x.MapPath("~/badaddress/bad.sass")).Returns(string.Format("{0}\\TestScripts\\bad.sass", AppDomain.CurrentDomain.BaseDirectory));
            testable.MockedResponse.SetupProperty(x => x.StatusCode);

            testable.ClassUnderTest.ProcessRequest(testable.MockedContext.Object);

            Assert.Equal(404, testable.MockedResponse.Object.StatusCode);
        }