mozilla-central/layout/style/test/test_mq_any_hover_and_any_pointer.html (file symbol)

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Test Info:

<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1035774</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
<script>
const NO_POINTER = 0x00;
const COARSE_POINTER = 0x01;
const FINE_POINTER = 0x02;
const HOVER_CAPABLE_POINTER = 0x04;
var isAndroid = navigator.appVersion.includes("Android");
add_task(async () => {
await SpecialPowers.pushPrefEnv({
set: [ ['privacy.resistFingerprinting', true] ]
});
// When resistFingerprinting is enabled, we pretend that the system has a
// mouse pointer (or finger on mobile).
let invertIfAndroid = function(b) { return isAndroid ? !b : b; };
ok(!matchMedia("(any-pointer: none)").matches,
"Doesn't match (any-pointer: none)");
ok(matchMedia("(any-pointer)").matches, "Matches (any-pointer)");
ok(invertIfAndroid(!matchMedia("(any-pointer: coarse)").matches),
"Doesn't match (any-pointer: coarse)");
ok(invertIfAndroid(matchMedia("(any-pointer: fine)").matches), "Matches (any-pointer: fine)");
ok(invertIfAndroid(!matchMedia("(any-hover: none)").matches),
"Doesn't match (any-hover: none)");
ok(invertIfAndroid(matchMedia("(any-hover: hover)").matches),
"Matches (any-hover: hover)");
ok(invertIfAndroid(matchMedia("(any-hover)").matches), "Matches (any-hover)");
await SpecialPowers.flushPrefEnv();
});
add_task(async () => {
// No pointer.
await SpecialPowers.pushPrefEnv({
set: [ ['ui.allPointerCapabilities', NO_POINTER] ]
});
ok(matchMedia("(any-pointer: none)").matches, "Matches (any-pointer: none)");
ok(!matchMedia("(any-pointer: coarse)").matches,
"Doesn't match (any-pointer: coarse)");
ok(!matchMedia("(any-pointer: fine)").matches,
"Doesn't match (any-pointer: fine)");
ok(!matchMedia("(any-pointer)").matches, "Matches (any-pointer)");
ok(matchMedia("(any-hover: none)").matches, "Matches (any-hover: none)");
ok(!matchMedia("(any-hover: hover)").matches,
"Doesn't match (any-hover: hover)");
ok(!matchMedia("(any-hover)").matches, "Doesn't match (any-hover)");
});
add_task(async () => {
// Mouse type pointer and touchscreen
await SpecialPowers.pushPrefEnv({
set: [ ['ui.allPointerCapabilities',
FINE_POINTER | COARSE_POINTER | HOVER_CAPABLE_POINTER] ]
});
ok(!matchMedia("(any-pointer: none)").matches,
"Doesn't match (any-pointer: none)");
ok(matchMedia("(any-pointer: coarse)").matches,
"Matches (any-pointer: coarse)");
ok(matchMedia("(any-pointer: fine)").matches, "Matches (any-pointer: fine)");
ok(matchMedia("(any-pointer)").matches, "Matches (any-pointer)");
ok(!matchMedia("(any-hover: none)").matches,
"Doesn't match (any-hover: none)");
ok(matchMedia("(any-hover: hover)").matches,
"Matches (any-hover: hover)");
ok(matchMedia("(any-hover)").matches, "Matches (any-hover)");
});
</script>
</body>
</html>