public void TabSeparatedValues_WhenFrontIsTurtleAndBackIsFox_ReturnsTurtleThenATabThenFoxThenANewLine()
        {
            Flashcard flashcard = new Flashcard("turtle", "fox");
            string    result    = flashcard.TabSeparatedValues();

            Assert.That(result, Is.EqualTo("turtle\tfox\n"));
        }
        public void TabSeparatedValues_WhenBackAndFrontAreEmpty_ReturnsATabThenANewLine()
        {
            Flashcard flashcard = new Flashcard(string.Empty, string.Empty);
            string    result    = flashcard.TabSeparatedValues();

            Assert.That(result, Is.EqualTo("\t\n"));
        }