public void Must_pass_misc_comparison_test4()
{
var clock1_3 = VectorClock.Create();
var clock2_3 = clock1_3.Increment(VectorClock.Node.Create("1"));
var clock3_3 = clock2_3.Increment(VectorClock.Node.Create("2"));
var clock4_3 = clock3_3.Increment(VectorClock.Node.Create("1"));
var clock1_4 = VectorClock.Create();
var clock2_4 = clock1_4.Increment(VectorClock.Node.Create("1"));
var clock3_4 = clock2_4.Increment(VectorClock.Node.Create("1"));
var clock4_4 = clock3_4.Increment(VectorClock.Node.Create("3"));
Assert.True(clock4_3.IsConcurrentWith(clock4_4));
}