public void TestSetParamGetParam() { long setValue = 2; long getValue = 0; double getFValue = 0; string dirName = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location); string path = dirName + "/bensound-epic.mp3"; Mpg123 mpg123 = new Mpg123(); mpg123.Open(path); mpg123.SetParam(Mpg123.Mpg123Params.MPG123_DOWNSPEED, setValue); mpg123.GetParam(Mpg123.Mpg123Params.MPG123_DOWNSPEED, ref getValue, ref getFValue); Assert.That(getValue, Is.EqualTo(2)); Assert.That(getFValue, Is.EqualTo(0)); }