The Tor Browser: dom/battery/test/marionette/test_battery_status

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* Any copyright is dedicated to the Public Domain.

     2  * http://creativecommons.org/publicdomain/zero/1.0/ */

     4 MARIONETTE_TIMEOUT = 10000;

     6 let battery = window.navigator.battery;

     7 let fromStatus = "charging";

     8 let fromCharging = true;

    10 function verifyInitialState() {

    11   ok(battery, "battery");

    12   ok(battery.charging, "battery.charging");

    13   runEmulatorCmd("power display", function (result) {

    14     is(result.pop(), "OK", "power display successful");

    15     ok(result.indexOf("status: Charging") !== -1, "power status charging");

    16     setUp();

    17   });

    18 }

    20 function unexpectedEvent(event) {

    21   ok(false, "Unexpected " + event.type + " event");

    22 }

    24 function setUp() {

    25   battery.onchargingchange = unexpectedEvent;

    26   battery.onlevelchange = unexpectedEvent;

    27   toDischarging();

    28 }

    30 function resetStatus(charging, nextFunction) {

    31   log("Resetting power status to " + fromStatus);

    32   if (charging !== fromCharging) {

    33     battery.onchargingchange = function () {

    34       battery.onchargingchange = unexpectedEvent;

    35       nextFunction();

    36     };

    37     runEmulatorCmd("power status " + fromStatus);

    38   }

    39   else {

    40     runEmulatorCmd("power status " + fromStatus, nextFunction);

    41   }

    42 }

    44 function changeStatus(toStatus, toCharging, nextFunction) {

    45   log("Changing power status to " + toStatus);

    46   if (fromCharging !== toCharging) {

    47     battery.onchargingchange = function (event) {

    48       battery.onchargingchange = unexpectedEvent;

    49       is(event.type, "chargingchange", "event type");

    50       is(battery.charging, toCharging, "battery.charging");

    51       resetStatus(toCharging, nextFunction);

    52     };

    53     runEmulatorCmd("power status " + toStatus);

    54   }

    55   else {

    56     runEmulatorCmd("power status " + toStatus, function () {

    57       is(battery.charging, toCharging, "battery.charging");

    58       resetStatus(toCharging, nextFunction);

    59     });

    60   }

    61 }

    63 function toDischarging() {

    64   changeStatus("discharging", false, toFull);

    65 }

    67 function toFull() {

    68   changeStatus("full", true, toNotCharging);

    69 }

    71 function toNotCharging() {

    72   changeStatus("not-charging", false, toUnknown);

    73 }

    75 function toUnknown() {

    76   changeStatus("unknown", false, cleanUp);

    77 }

    79 function cleanUp() {

    80   battery.onchargingchange = null;

    81   battery.onlevelchange = null;

    82   finish();

    83 }

    85 verifyInitialState();

The Tor Browser / file revision