SinOsc sin => Range scale => blackhole;sin => Gain g => blackhole; (-1, 1, 0, 2) => scale.range;validate(1.0);validateRange(-1, 1, 0, 2);validateRadius(0, 1, 1, 1); (0, 1, 1, 1 ) => scale.radius;validate(1.0);validateRange(-1, 1, 0, 2);validateRadius(0, 1, 1, 1); (-1, 1) => scale.inRange;validate(1.0);validateRange(-1, 1, 0, 2);validateRadius(0, 1, 1, 1); (0, 2) => scale.outRange;validate(1.0);validateRange(-1, 1, 0, 2);validateRadius(0, 1, 1, 1); (0, 1) => scale.inRadius;validate(1.0);validateRange(-1, 1, 0, 2);validateRadius(0, 1, 1, 1); (1, 1) => scale.outRadius;validate(1.0);validateRange(-1, 1, 0, 2);validateRadius(0, 1, 1, 1); // test exceeding clip bounds2 => sin.gain;validate(1.0);validateRange(-1, 1, 0, 2);validateRadius(0, 1, 1, 1); // test with hard clipping1 => scale.clip;validateClip(1.0, 0, 2); fun void validate(float offset) {	now + 1::second => time later;	while(now < later) {1::samp => now;		(g.last()) + offset => float want;		if (!within(scale.last(), want, 0.001)) {			<<< "FAILURE, in = ", g.last(), "got = ", scale.last(), "want = ", want >>>;		}	}} fun void validateClip(float offset, float min, float max) {	now + 1::second => time later;	while(now < later) {		1::samp => now;		(g.last()) + offset => float want;		Math.max(want, min) => want;		Math.min(want, max) => want;		if (!within(scale.last(), want, 0.001)) {			<<< "FAILURE, in = ", g.last(), "got = ", scale.last(), "want = ", want >>>;		}	}}  // check that two floats are within err of each otherfun int within(float a, float b, float err) {	Math.fabs(a - b) => float result; 	if (result < err) {		return true;	}	return false;} fun void validateRange(float inMin, float inMax, float outMin, float outMax) {	if (!within(scale.inMin(), inMin, 0.001)) <<< "inMin FAILURE", scale.inMin(), inMin >>>;	if (!within(scale.inMax(), inMax, 0.001)) <<< "inMax FAILURE", scale.inMax(), inMax >>>;	if (!within(scale.outMin(), outMin, 0.001)) <<< "outMin FAILURE", scale.outMin(), outMin >>>;	if (!within(scale.outMax(), outMax, 0.001)) <<< "outMax FAILURE", scale.outMax(), outMax >>>;} fun void validateRadius(float inCenter, float inRadius, float outCenter, float outRadius) {	if (!within(scale.inCenter(), inCenter, 0.001)) <<< "inCenter FAILURE", scale.inCenter(), inCenter >>>;	if (!within(scale.inRad(), inRadius, 0.001)) <<< "inRadius FAILURE", scale.inRad(), inRadius >>>;	if (!within(scale.outCenter(), outCenter, 0.001)) <<< "outCenter FAILURE", scale.outCenter(), outCenter >>>;	if (!within(scale.outRad(), outRadius, 0.001)) <<< "outRadius FAILURE", scale.outRad(), outRadius >>>;}