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Add tests for play debounce

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Corey Frang 2018-06-21 15:05:08 -04:00 committed by Michael "Z" Goddard
parent e2da92fae7
commit aa77d8d376
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GPG key ID: 762CD40DD5349872
2 changed files with 45 additions and 2 deletions
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3
src/GreenPlayer.js
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@ -200,6 +200,9 @@ class SoundPlayer extends EventEmitter {
*/
play () {
if (this.isStarting) {
this.emit('stop');
this.emit('play');
this.isPlaying = true;
return;
}

44
test/SoundPlayer.js
View file

@ -37,7 +37,7 @@ tap.test('SoundPlayer', suite => {
audioContext = null;
});
suite.plan(4);
suite.plan(5);
suite.test('play initializes and creates source node', t => {
t.plan(3);
@ -109,6 +109,45 @@ tap.test('SoundPlayer', suite => {
t.end();
});
suite.test('play while playing debounces', t => {
t.plan(7);
const log = [];
soundPlayer.connect(audioEngine);
soundPlayer.play();
t.equal(soundPlayer.isStarting, true, 'player.isStarting');
const originalNode = soundPlayer.outputNode;
// the second play should still "finish" this play
soundPlayer.finished().then(() => log.push('finished first'));
soundPlayer.play();
soundPlayer.finished().then(() => log.push('finished second'));
soundPlayer.play();
soundPlayer.finished().then(() => log.push('finished third'));
soundPlayer.play();
t.equal(originalNode, soundPlayer.outputNode, 'same output node');
t.equal(soundPlayer.outputNode.$state, 'PLAYING');
return Promise.resolve().then(() => {
t.deepEqual(log, ['finished first', 'finished second', 'finished third'], 'finished in order');
// fast forward to one ms before decay time
audioContext.$processTo(audioEngine.DECAY_TIME - 0.001);
soundPlayer.play();
t.equal(originalNode, soundPlayer.outputNode, 'same output node');
// now at DECAY_TIME, we should meet a new player as the old one is taken/stopped
audioContext.$processTo(audioEngine.DECAY_TIME);
t.equal(soundPlayer.isStarting, false, 'player.isStarting now false');
soundPlayer.play();
t.notEqual(originalNode, soundPlayer.outputNode, 'New output node');
t.end();
});
});
suite.test('play while playing', t => {
t.plan(15);
const log = [];
@ -117,7 +156,8 @@ tap.test('SoundPlayer', suite => {
soundPlayer.connect(audioEngine);
const firstPlayNode = soundPlayer.outputNode;
audioContext.$processTo(0.005);
// go past debounce time and play again
audioContext.$processTo(audioEngine.DECAY_TIME);
return Promise.resolve()
.then(() => {