public void FileResultTest()
{
// Arrange - create the controller
ExampleController target = new ExampleController();
// Act - call the action method
FileResult result = target.AnnualReport();
// Assert - check the result
Assert.AreEqual(@"c:\AnnualReport.pdf", ((FilePathResult)result).FileName);
Assert.AreEqual("application/pdf", result.ContentType);
Assert.AreEqual("AnnualReport2011.pdf", result.FileDownloadName);
}