tenfourfox/dom/fmradio/test/marionette/test_cancel_seek.js

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2017-04-19 07:56:45 +00:00
/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
MARIONETTE_TIMEOUT = 10000;
SpecialPowers.addPermission("fmradio", true, document);
var FMRadio = window.navigator.mozFMRadio;
function verifyInitialState() {
log("Verifying initial state.");
ok(FMRadio);
is(FMRadio.enabled, false);
setUp();
}
function setUp() {
let frequency = FMRadio.frequencyLowerBound + FMRadio.channelWidth;
FMRadio.enable(frequency);
FMRadio.onenabled = seek;
}
function seek() {
log("Seek up");
var request = FMRadio.seekUp();
ok(request);
var seekUpIsCancelled = false;
request.onerror = function() {
seekUpIsCancelled = true;
};
var seekUpCompleted = false;
request.onsuccess = function() {
ok(!seekUpIsCancelled);
seekUpCompleted = true;
};
log("Seek up");
var cancelSeekReq = FMRadio.cancelSeek();
ok(cancelSeekReq);
// There are two possibilities which depends on the system
// process scheduling (bug 911063 comment 0):
// - seekup action is canceled
// - seekup's onsuccess fires before cancelSeek's onerror
cancelSeekReq.onsuccess = function() {
ok(seekUpIsCancelled, "Seekup request failed.");
cleanUp();
};
cancelSeekReq.onerror = function() {
ok(seekUpCompleted);
cleanUp();
};
}
function cleanUp() {
FMRadio.disable();
FMRadio.ondisabled = function() {
FMRadio.ondisabled = null;
ok(!FMRadio.enabled);
finish();
};
}
verifyInitialState();