Starting tests...
Initial thread returns from Yield(SELF)
Initial thread returns from Yield(0)
Initial thread returns from Yield(ANY)
Initial thread returns from Yield(INVALID)
Initial thread returns from Yield(INVALID2)
Made it to hello() in called thread
Message: World
Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 0

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 1

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 2

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 3

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 4

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 5

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 6

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 7

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 8

Thread returns from first yield
Thread returns from second yield
Made it to hello() in called thread
Message: Hello from thread 9

Thread returns from first yield
Thread returns from second yield
Creating 1023 threads
Running 1023 threads
Creating 1023 threads
Destorying 512 threads, running the rest
Trying some destroys even though I'm the only thread
Testing destroy self
For my grand finale, I will destroy myself
while my talented assistant prints Done.
Finale running
Done.