public void Test_ParallelSequences()
{
SequenceNumber sequenceNumber = new SequenceNumber();
Assert.AreEqual("1", sequenceNumber.GetNext());
sequenceNumber.StartParallelSequence();
Assert.AreEqual("2", sequenceNumber.GetNext());
sequenceNumber.EndParallelSequence();
sequenceNumber.StartParallelSequence();
Assert.AreEqual("2", sequenceNumber.GetNext());
sequenceNumber.EndParallelSequence();
Assert.AreEqual("2", sequenceNumber.GetNext());
}
