public void Constructor_NullMapper_Throws()
        {
            ISubtitleToUnvalidatedMapper nullMapper = null;

            Assert.Throws <ArgumentNullException>(
                () => new SubtitlesToUnvalidatedMapper(nullMapper));
        }
 private SubtitlesToUnvalidatedMapper CreateMapper(ISubtitleToUnvalidatedMapper mapper)
 {
     return(new SubtitlesToUnvalidatedMapper(mapper));
 }