There are a number of TESTxx.GIO's:

	20 -- your RAMPOLA.GIO, updated
	21, 21a -- for testing !tempo, !rate, "r"ate, etc.
	22, 22a, 22b, 22c -- test trill
	24 -- pitchbend test
	25 -- ditto, per manual
	26 -- 2000 notes (3k is too many)
	28a -- ramp portamento rate
	29 -- divide overflow (crashes DOS -- hard halt)
	33 -- ramp portamento rate
	34 -- ramp volume
	35 -- ramp volume with syntax error
	36 -- too many controllers
	37 -- test error messages
	38 -- note on and off macros
	38a -- test of ^ in macro
	38b -- more note macros
	39 -- seti and setv
	40 -- ramp two parameters
	41 -- clock
	74 -- the controller letters

