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testing rampTo with additional time

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This commit is contained in:
Yotam Mann 2016-05-17 21:59:36 -04:00
parent 3b9b65bf89
commit e22ba03642
1 changed files with 64 additions and 2 deletions
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66
test/signal/Signal.js
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@ -59,8 +59,6 @@ define(["helper/Offline", "helper/Basic", "Test", "Tone/signal/Signal",
context("Scheduling", function(){
this.timeout(3000);
it ("can be scheduled to set a value in the future", function(done){
var sig;
var offline = new Offline();
@ -181,6 +179,28 @@ define(["helper/Offline", "helper/Basic", "Test", "Tone/signal/Signal",
offline.run();
});
it ("can set an linear ramp in the future", function(done){
var sig;
var offline = new Offline(0.6);
offline.before(function(dest){
sig = new Signal(1).connect(dest);
sig.linearRampToValue(50, 0.3, 0.2);
});
offline.test(function(sample, time){
if (time >= 0.6){
expect(sample).to.be.closeTo(50, 0.5);
} else if (time < 0.2){
expect(sample).to.equal(1);
}
});
offline.after(function(){
sig.dispose();
done();
});
offline.run();
});
it ("can set an exponential ramp from the current time", function(done){
var sig;
var offline = new Offline(0.5);
@ -202,6 +222,27 @@ define(["helper/Offline", "helper/Basic", "Test", "Tone/signal/Signal",
offline.run();
});
it ("can set an exponential ramp in the future", function(done){
var sig;
var offline = new Offline(0.6);
offline.before(function(dest){
sig = new Signal(1).connect(dest);
sig.exponentialRampToValue(50, 0.3, 0.2);
});
offline.test(function(sample, time){
if (time >= 0.6){
expect(sample).to.be.closeTo(50, 0.5);
} else if (time < 0.2){
expect(sample).to.equal(1);
}
});
offline.after(function(){
sig.dispose();
done();
});
offline.run();
});
it ("rampTo ramps from the current value", function(done){
var sig;
var offline = new Offline(0.5);
@ -222,6 +263,27 @@ define(["helper/Offline", "helper/Basic", "Test", "Tone/signal/Signal",
});
offline.run();
});
it ("rampTo ramps from the current value at a specific time", function(done){
var sig;
var offline = new Offline(0.6);
offline.before(function(dest){
sig = new Signal(0).connect(dest);
sig.rampTo(2, 0.1, 0.4);
});
offline.test(function(sample, time){
if (time <= 0.4){
expect(sample).to.be.closeTo(0, 0.1);
} else if (time > 0.5){
expect(sample).to.be.closeTo(2, 0.1);
}
});
offline.after(function(){
sig.dispose();
done();
});
offline.run();
});
});