public void ReemplazarEntreMarcasTest() { var actual = Cadenas.ReemplazarEntreMarcas("aaa<bbb>ccc", "<", ">", "zzz"); Assert.AreEqual("aaazzzccc", actual); var actual2 = Cadenas.ReemplazarEntreMarcas(">aaa<bbb>ccc<", "<", ">", "zzz"); Assert.AreEqual(">aaazzzccc<", actual2); }