gecko-dev/dom/battery/test/test_battery_discharging.html

36 строки
1.1 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<title>Test for Battery API</title>
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
"use strict";
SimpleTest.waitForExplicitFinish();
/** Test for Battery API **/
navigator.getBattery().then(function (battery) {
ok(battery.level >= 0.0 && battery.level <= 1.0, "Battery level " + battery.level + " should be in the range [0.0, 1.0]");
SpecialPowers.pushPrefEnv({"set": [["dom.battery.test.discharging", true]]}, function () {
is(battery.charging, false, "Battery should be discharging");
is(battery.chargingTime, Infinity, "Battery chargingTime should be Infinity when discharging");
ok(battery.dischargingTime > 0, "Battery dischargingTime " + battery.dischargingTime + " should be positive when discharging");
SimpleTest.finish();
});
});
</script>
</pre>
</body>
</html>