LuaState L = LuaStateFactory.newLuaState();
L.openLibs();
String testCheckStr = "testCheck";
L.pushString(testCheckStr);
assertEquals(testCheckStr, L.LcheckString(-1));
assertEquals(testCheckStr, L.LoptString(-1, "test"));
L.pushNumber(1.0);
L.LcheckNumber(-1);