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testing cancelAndHold during exponential ramp

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This commit is contained in:
Yotam Mann 2018-01-03 15:38:04 -05:00
parent 8759443f9e
commit 1e5606a003
2 changed files with 25 additions and 4 deletions
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12
test/core/Param.js
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@ -1,5 +1,5 @@
define(["helper/Basic", "Test", "Tone/core/Param", "Tone/type/Type", "Tone/signal/Signal", "Tone/core/Transport"],
function (Basic, Test, Param, Tone, Signal, Transport) {
function(Basic, Test, Param, Tone, Signal, Transport) {
describe("Param", function(){
@ -252,7 +252,7 @@ define(["helper/Basic", "Test", "Tone/core/Param", "Tone/type/Type", "Tone/signa
param.dispose();
});
it("can cancelAndHold an automation", function(){
it("can cancelAndHold a linear automation", function(){
var gain = Tone.context.createGain();
var param = new Param(gain.gain);
param.linearRampToValueAtTime(0.5, "+0.5");
@ -260,6 +260,14 @@ define(["helper/Basic", "Test", "Tone/core/Param", "Tone/type/Type", "Tone/signa
param.dispose();
});
it("can cancelAndHold an exponential automation", function(){
var gain = Tone.context.createGain();
var param = new Param(gain.gain);
param.exponentialRampToValueAtTime(0.5, "+0.5");
param.cancelAndHoldAtTime(0);
param.dispose();
});
it("can set a linear ramp from the current time", function(){
var gain = Tone.context.createGain();
var param = new Param(gain.gain);

17
test/signal/Signal.js
View file

@ -1,6 +1,6 @@
define(["helper/Offline", "helper/Basic", "Test", "Tone/signal/Signal",
"Tone/type/Type", "Tone/core/Transport", "helper/ConstantOutput"],
function (Offline, Basic, Test, Signal, Tone, Transport, ConstantOutput) {
function(Offline, Basic, Test, Signal, Tone, Transport, ConstantOutput) {
describe("Signal", function(){
@ -119,7 +119,7 @@ function (Offline, Basic, Test, Signal, Tone, Transport, ConstantOutput) {
}, 1);
});
it("can cancel and hold an automation curve", function(){
it("can cancel and hold a linear automation curve", function(){
return Offline(function(){
var sig = new Signal(0).toMaster();
sig.linearRampTo(2, 1);
@ -132,6 +132,19 @@ function (Offline, Basic, Test, Signal, Tone, Transport, ConstantOutput) {
});
});
it("can cancel and hold an exponential automation curve", function(){
return Offline(function(){
var sig = new Signal(1).toMaster();
sig.exponentialRampTo(2, 1);
sig.cancelAndHoldAtTime(0.5);
}, 1).then(function(buffer){
expect(buffer.getValueAtTime(0)).to.be.closeTo(1, 0.1);
expect(buffer.getValueAtTime(0.25)).to.be.closeTo(1.2, 0.1);
expect(buffer.getValueAtTime(0.5)).to.be.closeTo(1.4, 0.1);
expect(buffer.getValueAtTime(0.75)).to.be.closeTo(1.4, 0.1);
});
});
it("can set a linear ramp from the current time", function(){
return Offline(function(){
var sig = new Signal(0).toMaster();