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