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testing seek method

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This commit is contained in:
Yotam Mann 2017-05-28 21:28:07 -04:00
parent edf14cffe4
commit d9d9938b25
1 changed files with 26 additions and 3 deletions
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29
test/source/GrainPlayer.js
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@ -1,5 +1,6 @@
define(["helper/Basic", "Tone/source/GrainPlayer", "helper/Offline", "helper/SourceTests", "Tone/core/Buffer", "Test"],
function (BasicTests, GrainPlayer, Offline, SourceTests, Buffer, Test) {
define(["helper/Basic", "Tone/source/GrainPlayer", "helper/Offline", "helper/SourceTests",
"Tone/core/Buffer", "Test", "Tone/core/Tone"],
function (BasicTests, GrainPlayer, Offline, SourceTests, Buffer, Test, Tone) {
if (window.__karma__){
Buffer.baseUrl = "/base/test/";
@ -114,7 +115,7 @@ define(["helper/Basic", "Tone/source/GrainPlayer", "helper/Offline", "helper/Sou
player.start(0, 0, 0.1);
return function(time){
Test.whenBetween(time, 0.1, Infinity, function(){
// expect(player.state).to.equal("stopped");
expect(player.state).to.equal("stopped");
});
Test.whenBetween(time, 0, 0.1, function(){
expect(player.state).to.equal("started");
@ -125,6 +126,28 @@ define(["helper/Basic", "Tone/source/GrainPlayer", "helper/Offline", "helper/Sou
});
});
it("can seek to a position at the given time", function(){
return Offline(function(){
var ramp = new Float32Array(Math.floor(Tone.context.sampleRate * 0.3));
for (var i = 0; i < ramp.length; i++){
ramp[i] = (i / (ramp.length)) * 0.3;
}
var buff = new Buffer().fromArray(ramp);
var player = new GrainPlayer(buff).toMaster();
player.overlap = 0;
player.start(0);
player.seek(0.2, 0.1);
}, 0.3).then(function(buffer){
buffer.forEach(function(sample, time){
if (time < 0.09){
expect(sample).to.be.within(0, 0.1);
} else if (time > 0.1 && time < 0.19){
expect(sample).to.be.within(0.2, 0.3);
}
});
});
});
});
context("Get/Set", function(){