public void TestLStrip() { Assert.AreEqual("test ", StandardFilters.Lstrip(" test ")); Assert.AreEqual("test", StandardFilters.Lstrip(" test")); Assert.AreEqual("test ", StandardFilters.Lstrip("test ")); Assert.AreEqual("test", StandardFilters.Lstrip("test")); Assert.AreEqual(null, StandardFilters.Lstrip(null)); }