mirror of
https://github.com/Tonejs/Tone.js
synced 2025-01-03 23:48:43 +00:00
333 lines
No EOL
8.9 KiB
JavaScript
333 lines
No EOL
8.9 KiB
JavaScript
define(["helper/Basic", "Tone/source/Player", "helper/Offline",
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"helper/SourceTests", "Tone/core/Buffer", "helper/Meter", "Test"],
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function (BasicTests, Player, Offline, SourceTests, Buffer, Meter, Test) {
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if (window.__karma__){
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Buffer.baseUrl = "/base/test/";
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}
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describe("Player", function(){
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var buffer = new Buffer();
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beforeEach(function(done){
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buffer.load("./audio/sine.wav", function(){
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done();
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});
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});
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//run the common tests
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BasicTests(Player, buffer);
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SourceTests(Player, buffer);
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context("Constructor", function(){
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it ("can be constructed with a Tone.Buffer", function(done){
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var player = new Player(buffer);
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expect(player.buffer.get()).to.equal(buffer.get());
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player.dispose();
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done();
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});
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it ("can be constructed with an AudioBuffer", function(done){
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var player = new Player(buffer.get());
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expect(player.buffer.get()).to.equal(buffer.get());
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player.dispose();
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done();
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});
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});
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context("Loading", function(){
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it("loads a url which was passed in", function(done){
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var player = new Player("./audio/sine.wav", function(){
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player.dispose();
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done();
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});
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});
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it("loads a url using the load method", function(done){
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var player = new Player();
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player.load("./audio/sine.wav", function(){
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expect(player._buffer).to.be.instanceof(Buffer);
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done();
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});
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});
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it("returns a promise", function(done){
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var player = new Player();
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var promise = player.load("./audio/sine.wav");
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expect(promise).to.be.instanceof(Promise);
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promise.then(function(){
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done();
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});
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});
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it("can be created with an options object", function(){
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var player = new Player({
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"url" : "./audio/sine.wav",
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"loop" : true
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});
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player.dispose();
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});
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it("can autostart after loading", function(done){
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var player = new Player({
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"url" : "./audio/sine.wav",
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"autostart" : true,
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"onload" : function(){
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setTimeout(function(){
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expect(player.state).to.be.equal("started");
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done();
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}, 10);
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}
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});
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});
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});
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context("Reverse", function(){
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it("can be played in reverse", function(){
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var audioBuffer = buffer.get().getChannelData(0);
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var lastSample = audioBuffer[audioBuffer.length - 1];
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return Offline(function(){
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var player = new Player(buffer.get()).toMaster();
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player.reverse = true;
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player.start(0);
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}).then(function(buffer){
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var firstSample = buffer.toArray()[0];
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expect(firstSample).to.equal(lastSample);
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});
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});
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});
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context("Looping", function(){
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beforeEach(function(done){
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buffer.load("./audio/short_sine.wav", function(){
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done();
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});
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});
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it("can be set to loop", function(){
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var player = new Player();
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player.loop = true;
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expect(player.loop).to.be.true;
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player.dispose();
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});
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it("can set the loop points", function(){
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var player = new Player();
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player.loopStart = 0.4;
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expect(player.loopStart).to.equal(0.4);
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player.loopEnd = 0.5;
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expect(player.loopEnd).to.equal(0.5);
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player.setLoopPoints(0, 0.2);
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expect(player.loopStart).to.equal(0);
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expect(player.loopEnd).to.equal(0.2);
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player.dispose();
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});
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it("loops the audio", function(){
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return Meter(function(){
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var player = new Player(buffer);
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player.loop = true;
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player.toMaster();
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player.start(0);
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}).then(function(rms){
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rms.forEach(function(level){
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expect(level).to.be.above(0);
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});
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});
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});
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});
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context("Get/Set", function(){
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it("can be set with an options object", function(){
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var player = new Player();
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expect(player.loop).to.be.false;
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player.set({
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"loop" : true,
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"loopStart" : 0.4
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});
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expect(player.loop).to.be.true;
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expect(player.loopStart).to.equal(0.4);
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player.dispose();
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});
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it("can get an options object", function(){
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var player = new Player({
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"url" : "./audio/sine.wav",
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"loopStart" : 0.2,
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"loopEnd" : 0.3,
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"loop" : true,
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"reverse" : true
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});
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expect(player.get().loopStart).to.equal(0.2);
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expect(player.get().loopEnd).to.equal(0.3);
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expect(player.get().loop).to.be.true;
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expect(player.get().reverse).to.be.true;
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player.dispose();
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});
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it("can get/set the playbackRate", function(){
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var player = new Player();
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player.playbackRate = 0.5;
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expect(player.playbackRate).to.equal(0.5);
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player.dispose();
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});
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});
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context("Start Scheduling", function(){
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it("can be start with an offset", function(){
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var testSample = buffer.toArray()[Math.floor(0.1 * buffer.context.sampleRate)];
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return Offline(function(){
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var player = new Player(buffer.get());
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player.toMaster();
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player.start(0, 0.1);
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}).then(function(buffer){
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expect(buffer.toArray()[0]).to.equal(testSample);
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});
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});
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it("is stopped and restarted if retrigger=false", function(){
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return Offline(function(){
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//make a ramp between 0-1
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var ramp = new Float32Array(Math.floor(44100 * 0.3));
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for (var i = 0; i < ramp.length; i++){
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ramp[i] = (i / (ramp.length-1));
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}
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var buff = new Buffer().fromArray(ramp);
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var player = new Player(buff).toMaster();
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player.retrigger = false;
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player.start(0);
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player.start(0.1);
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}, 0.31).then(function(buffer){
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expect(buffer.max()).to.be.lessThan(1);
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});
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});
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it("can be retriggered", function(){
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return Offline(function(){
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//make a ramp between 0-1
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var ramp = new Float32Array(Math.floor(44100 * 0.3));
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for (var i = 0; i < ramp.length; i++){
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ramp[i] = (i / (ramp.length-1));
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}
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var buff = new Buffer().fromArray(ramp);
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var player = new Player(buff).toMaster();
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player.retrigger = true;
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player.start(0);
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player.start(0.1);
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}, 0.31).then(function(buffer){
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expect(buffer.max()).to.be.greaterThan(1);
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});
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});
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it("can seek to a position at the given time", function(){
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return Offline(function(){
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var ramp = new Float32Array(Math.floor(44100 * 0.3));
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for (var i = 0; i < ramp.length; i++){
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ramp[i] = (i / (ramp.length)) * 0.3;
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}
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var buff = new Buffer().fromArray(ramp);
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var player = new Player(buff).toMaster();
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player.start(0);
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player.seek(0.2, 0.1);
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}, 0.3).then(function(buffer){
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buffer.forEach(function(sample, time){
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if (time < 0.1){
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expect(sample).to.be.within(0, 0.1);
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} else if (time > 0.1 && time < 0.2){
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expect(sample).to.be.within(0.2, 0.3);
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}
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});
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});
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});
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it ("correctly compensates if the offset is greater than the loopEnd", function(){
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return Offline(function(){
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//make a ramp between 0-1
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var ramp = new Float32Array(Math.floor(44100 * 0.3));
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for (var i = 0; i < ramp.length; i++){
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ramp[i] = (i / (ramp.length)) * 0.3;
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}
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var buff = new Buffer().fromArray(ramp);
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var player = new Player(buff).toMaster();
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player.loopStart = 0.1;
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player.loopEnd = 0.2;
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player.loop = true;
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player.start(0, 0.35);
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}, 0.3).then(function(buffer){
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buffer.forEach(function(sample, time){
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if (time < 0.05){
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expect(sample).to.be.within(0.15, 0.2);
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} else if (time > 0.05 && time < 0.1){
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expect(sample).to.be.within(0.1, 0.15);
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}
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});
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});
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});
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it("can be play for a specific duration", function(){
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return Offline(function(){
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var player = new Player(buffer);
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player.toMaster();
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player.start(0).stop(0.1);
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return function(time){
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Test.whenBetween(time, 0.1, Infinity, function(){
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expect(player.state).to.equal("stopped");
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});
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Test.whenBetween(time, 0, 0.1, function(){
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expect(player.state).to.equal("started");
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});
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};
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}, 0.3).then(function(buffer){
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buffer.forEach(function(sample){
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expect(sample).to.equal(0);
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}, 0.11, 0.15);
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});
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});
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it("can be play for a specific duration passed in the 'start' method", function(){
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return Offline(function(){
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var player = new Player(buffer);
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player.toMaster();
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player.start(0, 0, 0.1);
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return function(time){
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Test.whenBetween(time, 0.1, Infinity, function(){
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expect(player.state).to.equal("stopped");
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});
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Test.whenBetween(time, 0, 0.1, function(){
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expect(player.state).to.equal("started");
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});
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};
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}, 0.3).then(function(buffer){
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expect(buffer.getLastSoundTime()).to.be.closeTo(0.1, 0.02);
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});
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});
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it("reports itself as stopped after a single iterations of the buffer", function(){
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return Offline(function(){
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var player = new Player(buffer).toMaster();
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player.start();
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return function(time){
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Test.whenBetween(time, buffer.duration, Infinity, function(){
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expect(player.state).to.equal("stopped");
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});
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Test.whenBetween(time, 0, buffer.duration, function(){
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expect(player.state).to.equal("started");
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});
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};
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});
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});
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});
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});
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}); |