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palemoon27/toolkit/devtools/webaudioeditor/test/browser_audionode-actor-connectnode-disconnect.js
T

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JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests that AudioNodeActor#connectNode() and AudioNodeActor#disconnect() work.
* Uses the editor front as the actors do not retain connect state.
*/
add_task(function*() {
let { target, panel } = yield initWebAudioEditor(SIMPLE_CONTEXT_URL);
let { panelWin } = panel;
let { gFront, $, $$, EVENTS, gAudioNodes } = panelWin;
reload(target);
let [actors] = yield Promise.all([
get3(gFront, "create-node"),
waitForGraphRendered(panelWin, 3, 2)
]);
let [dest, osc, gain] = actors;
info("Disconnecting oscillator...");
osc.disconnect();
yield Promise.all([
waitForGraphRendered(panelWin, 3, 1),
once(gAudioNodes, "disconnect")
]);
ok(true, "Oscillator disconnected, event emitted.");
info("Reconnecting oscillator...");
osc.connectNode(gain);
yield Promise.all([
waitForGraphRendered(panelWin, 3, 2),
once(gAudioNodes, "connect")
]);
ok(true, "Oscillator reconnected.");
yield teardown(target);
});