public void TestGetSplittedLinesExtension() { const string inputstrings = "abc\tdef\tghi\n123\t456\t789"; TextReader reader = new StringReader(inputstrings); List<string[]> splittedStringList = new List<string[]>(reader.GetSplittedLines('\t')); // test some of the strings Assert.AreEqual("abc", splittedStringList[0][0]); Assert.AreEqual("789", splittedStringList[1][2]); }