public void Test_123456789_Get_At_Index_1() { var line0 = " _ _ _ _ _ _ _ "; var line1 = " | _| _||_||_ |_ ||_||_|"; var line2 = " ||_ _| | _||_| ||_| _|"; string expected = " _ " + " _|" + "|_ "; var ocr = new OCR(line0, line1, line2); Assert.That(ocr.GetDigit(1).ToChar(), Is.EqualTo(new Digit(expected).ToChar())); }