gecko-dev/dom/fmradio/test/marionette/test_enable_disable.js

86 строки
2.2 KiB
JavaScript
Исходник Обычный вид История

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
MARIONETTE_TIMEOUT = 10000;
SpecialPowers.addPermission("fmradio", true, document);
let FMRadio = window.navigator.mozFMRadio;
function verifyInitialState() {
log("Verifying initial state.");
ok(FMRadio);
is(FMRadio.enabled, false);
log("Verifying attributes when disabled.");
is(FMRadio.frequency, null);
ok(FMRadio.frequencyLowerBound);
ok(FMRadio.frequencyUpperBound);
ok(FMRadio.frequencyUpperBound > FMRadio.frequencyLowerBound);
ok(FMRadio.channelWidth);
enableFMRadio();
}
function enableFMRadio() {
log("Verifying behaviors when enabled.");
var frequency = FMRadio.frequencyLowerBound + FMRadio.channelWidth;
var request = FMRadio.enable(frequency);
ok(request, "FMRadio.enable(r" + frequency + ") returns request");
request.onsuccess = function() {
ok(FMRadio.enabled);
ok(typeof FMRadio.frequency == "number");
ok(FMRadio.frequency > FMRadio.frequencyLowerBound);
};
request.onerror = function() {
ok(null, "Failed to enable");
};
var enabled = false;
FMRadio.onenabled = function() {
FMRadio.onenabled = null;
enabled = FMRadio.enabled;
};
FMRadio.onfrequencychange = function() {
log("Check if 'onfrequencychange' event is fired after the 'enabled' event");
FMRadio.onfrequencychange = null;
ok(enabled, "FMRadio is enabled when handling `onfrequencychange`");
disableFMRadio();
};
}
function disableFMRadio() {
log("Verify behaviors when disabled");
// There are two possibilities which depends on the system
// process scheduling (bug 911063 comment 0):
// - seek fails
// - seek's onsuccess fires before disable's onsucess
var seekRequest = FMRadio.seekUp();
var seekCompletes = false;
var failedToSeek = false;
seekRequest.onerror = function() {
ok(!seekCompletes);
failedToSeek = true;
};
seekRequest.onsuccess = function() {
ok(!failedToSeek);
seekCompletes = true;
};
FMRadio.disable();
FMRadio.ondisabled = function() {
FMRadio.ondisabled = null;
ok(seekCompletes || failedToSeek);
ok(!FMRadio.enabled);
finish();
};
}
verifyInitialState();