public void TestRanges()
{
var reader = PrepareImporterWithFile("GuitarPro3/TestRanges.gp3");
var score = reader.ReadScore();
Assert.IsTrue(score.Tracks[0].Staves[0].Bars[1].Voices[0].Beats[1].Notes[0].IsLetRing);
Assert.IsTrue(score.Tracks[0].Staves[0].Bars[1].Voices[0].Beats[2].Notes[0].IsLetRing);
Assert.IsTrue(score.Tracks[0].Staves[0].Bars[1].Voices[0].Beats[3].Notes[0].IsLetRing);
Assert.IsTrue(score.Tracks[0].Staves[0].Bars[2].Voices[0].Beats[0].Notes[0].IsLetRing);
Render(score);
}