public void ExampleLoadingFile_InValidNameShouldFail()
 {
     Assert.Throws <ArgumentException>("file", () => UtilExample.ExampleLoadingFile("This"));
 }
        public void ExampleLoadingFile_ValidNameShouldWork()
        {
            var actual = UtilExample.ExampleLoadingFile("This is the my file name");

            Assert.True(actual.Length > 0);
        }