public void TestSeekEndOutOfBounds()
{
string dirName = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
string path = Path.Combine(dirName, "bensound-scifi.mp3");
Mpg123 mpg123 = new Mpg123();
mpg123.Open(path);
byte[] buffer = new byte[1000];
uint end = 0;
while (mpg123.Read(buffer, ref end) != Mpg123.Errors.OK)
{
}
long offsets = 0;
long step = 0;
ulong fill = 0;
mpg123.Index(ref offsets, ref step, ref fill);
//i expect to get an exception because the seek will be set to (end + 1)
Assert.That(() => mpg123.Seek(-1, SeekOrigin.Begin), Throws.TypeOf <Mpg123.ErrorException>());
}