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using meter to test if buffer is playing

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This commit is contained in:
Yotam Mann 2016-12-15 12:49:51 -05:00
parent 423029d4b8
commit eb4242b780
3 changed files with 88 additions and 25 deletions
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17
test/helper/Meter2.js Normal file
View file

@ -0,0 +1,17 @@
define(["Tone/core/Tone", "helper/Meter"], function (Tone, Meter) {
return function(callback, duration, channels){
var meter = new Meter(duration, channels);
meter.before(function(output){
callback(output, function testFn(cb){
meter.test(cb);
}, function(cb){
meter.after(cb);
});
});
meter.run();
};
});

69
test/source/BufferSource.js
View file

@ -1,5 +1,5 @@
define(["helper/Basic", "Tone/source/BufferSource", "helper/Offline2", "Tone/core/Buffer", "helper/Meter"],
function (BasicTests, BufferSource, Offline, Buffer, Meter) {
define(["helper/Basic", "Tone/source/BufferSource", "helper/Offline2", "Tone/core/Buffer", "helper/Meter", "helper/Meter2"],
function (BasicTests, BufferSource, Offline, Buffer, Meter, Meter2) {
if (window.__karma__){
Buffer.baseUrl = "/base/test/";
@ -141,24 +141,23 @@ define(["helper/Basic", "Tone/source/BufferSource", "helper/Offline2", "Tone/cor
});
it("can be play for a specific duration", function(done){
var player;
var meter = new Meter(0.4);
meter.before(function(dest){
player = new BufferSource(buffer);
var meter = new Meter2(function(dest, test, after){
var player = new BufferSource(buffer);
player.connect(dest);
player.start(0).stop(0.1);
});
meter.test(function(sample, time){
if (sample === 0){
expect(time).to.at.least(0.1);
expect(player.state).to.equal("stopped");
}
});
meter.after(function(){
player.dispose();
done();
});
meter.run();
test(function(sample, time){
if (sample === 0){
expect(time).to.at.least(0.1);
expect(player.state).to.equal("stopped");
}
});
after(function(){
player.dispose();
done();
});
}, 0.4);
});
it("can be play for a specific duration passed in the 'start' method", function(done){
@ -182,9 +181,29 @@ define(["helper/Basic", "Tone/source/BufferSource", "helper/Offline2", "Tone/cor
meter.run();
});
it("reports the right state", function(done){
Offline(function(output, test, after){
var player = new BufferSource(buffer).toMaster();
player.start(0.2).stop(0.4);
test(function(sample, time){
if (time >= 0.2 && time < 0.4){
expect(player.state).to.equal("started");
} else {
expect(player.state).to.equal("stopped");
}
});
after(function(){
player.dispose();
done();
});
}, 0.5);
});
it("schedules the onended callback", function(done){
var player = new BufferSource(buffer).noGC();
var player = new BufferSource(buffer);
player.start().stop("+0.1");
var wasCalled = false;
@ -201,12 +220,14 @@ define(["helper/Basic", "Tone/source/BufferSource", "helper/Offline2", "Tone/cor
});
it("can be scheduled to stop", function(done){
Offline(function(output, test, after){
Meter2(function(output, test, after){
var player = new BufferSource(buffer).toMaster();
player.start(0).stop(0.1);
test(function(sample, time){
if (time > 0.1){
if (time > 0.01 && time < 0.1){
expect(sample).to.be.gt(0);
} else if (time > 0.11){
expect(sample).to.equal(0);
}
});
@ -219,12 +240,14 @@ define(["helper/Basic", "Tone/source/BufferSource", "helper/Offline2", "Tone/cor
});
it("can be scheduled to stop with a ramp", function(done){
Offline(function(output, test, after){
Meter2(function(output, test, after){
var player = new BufferSource(buffer).toMaster();
player.start(0).stop(0.1, 0.1);
test(function(sample, time){
if (time > 0.2){
if (time > 0.01 && time < 0.2){
expect(sample).to.be.gt(0);
} else if (time > 0.21){
expect(sample).to.equal(0);
}
});

27
test/source/MultiPlayer.js
View file

@ -1,6 +1,6 @@
define(["helper/Basic", "Tone/source/MultiPlayer", "helper/Offline", "helper/SourceTests",
"Tone/core/Buffer", "helper/Meter", "helper/OutputAudioStereo"],
function (BasicTests, MultiPlayer, Offline, SourceTests, Buffer, Meter, OutputAudioStereo) {
"Tone/core/Buffer", "helper/Meter", "helper/OutputAudioStereo", "helper/Meter2"],
function (BasicTests, MultiPlayer, Offline, SourceTests, Buffer, Meter, OutputAudioStereo, Meter2) {
if (window.__karma__){
Buffer.baseUrl = "/base/test/";
@ -166,6 +166,29 @@ define(["helper/Basic", "Tone/source/MultiPlayer", "helper/Offline", "helper/Sou
meter.run();
});
it("can start and stop a loop", function(done){
var meter = new Meter2(function(dest, test, after){
var player = new MultiPlayer().add("buffer", buffer);
player.connect(dest);
var stopTime = buffer.duration * 1.1;
player.startLoop("buffer", 0).stop("buffer", stopTime);
test(function(value, time){
if (time > 0 && time < stopTime){
expect(value).to.be.at.least(0.1);
} else if (time > stopTime + 0.01){
expect(value).to.equal(0);
}
});
after(function(){
player.dispose();
done();
});
}, buffer.duration * 1.5);
});
});
});