public void DiffXIndexTest() { diff_match_patchTest dmp = new diff_match_patchTest(); // Translate a location in text1 to text2. List<Diff> diffs = new List<Diff> { new Diff(Operation.DELETE, "a"), new Diff(Operation.INSERT, "1234"), new Diff(Operation.EQUAL, "xyz")}; Assert.AreEqual(5, dmp.DiffXIndex(diffs, 2), "DiffXIndex: Translation on equality."); diffs = new List<Diff> { new Diff(Operation.EQUAL, "a"), new Diff(Operation.DELETE, "1234"), new Diff(Operation.EQUAL, "xyz")}; Assert.AreEqual(1, dmp.DiffXIndex(diffs, 3), "DiffXIndex: Translation on deletion."); }