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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Test `destroy-node` event on WebAudioActor.
*/
add_task(function* () {
let { target, front } = yield initBackend(DESTROY_NODES_URL);
let [, , created] = yield Promise.all([
front.setup({ reload: true }),
once(front, "start-context"),
// Should create dest, gain, and oscillator node and 10
// disposable buffer nodes
getN(front, "create-node", 13)
]);
let waitUntilDestroyed = getN(front, "destroy-node", 10);
// Force CC so we can ensure it's run to clear out dead AudioNodes
forceNodeCollection();
let destroyed = yield waitUntilDestroyed;
destroyed.forEach((node, i) => {
ok(node.type, "AudioBufferSourceNode", "Only buffer nodes are destroyed");
ok(actorIsInList(created, destroyed[i]),
"`destroy-node` called only on AudioNodes in current document.");
});
yield removeTab(target.tab);
});
function actorIsInList(list, actor) {
for (let i = 0; i < list.length; i++) {
if (list[i].actorID === actor.actorID)
return list[i];
}
return null;
}
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