public void match_mainTest() { var dmp = new diff_match_patchTest(); // Full match. Assert.AreEqual(0, dmp.match_main("abcdef", "abcdef", 1000), "match_main: Equality."); Assert.AreEqual(-1, dmp.match_main("", "abcdef", 1), "match_main: Null text."); Assert.AreEqual(3, dmp.match_main("abcdef", "", 3), "match_main: Null pattern."); Assert.AreEqual(3, dmp.match_main("abcdef", "de", 3), "match_main: Exact match."); Assert.AreEqual(3, dmp.match_main("abcdef", "defy", 4), "match_main: Beyond end match."); Assert.AreEqual(0, dmp.match_main("abcdef", "abcdefy", 0), "match_main: Oversized pattern."); dmp.Match_Threshold = 0.7f; Assert.AreEqual(4, dmp.match_main("I am the very model of a modern major general.", " that berry ", 5), "match_main: Complex match."); dmp.Match_Threshold = 0.5f; // Test null inputs -- not needed because nulls can't be passed in C#. }