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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
|---|---|---|
| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /gfx/tests/mochitest/test_font_whitelist.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/tests/mochitest/test_font_whitelist.html')
| -rw-r--r-- | gfx/tests/mochitest/test_font_whitelist.html | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/gfx/tests/mochitest/test_font_whitelist.html b/gfx/tests/mochitest/test_font_whitelist.html new file mode 100644 index 000000000..52c88662c --- /dev/null +++ b/gfx/tests/mochitest/test_font_whitelist.html @@ -0,0 +1,85 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1121643 +--> +<head> + <title>Test for Bug 1121643</title> + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="application/javascript" src="/tests/SimpleTest/SpawnTask.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1121643">Mozilla Bug 1121643</a> +<span id="mono" style="font-family: monospace; font-size: 64px;">M</span> +<span id="sans" style="font-family: sans-serif; font-size: 64px;">M</span> +<span id="serif" style="font-family: serif; font-size: 64px;">M</span> +<div id="content" style="display: none"> + +</div> +<script class="testbody" type="application/javascript;version=1.7"> + +/** Test for Bug 1121643 **/ + +const DOMUtils = SpecialPowers.Cc["@mozilla.org/inspector/dom-utils;1"] + .getService(SpecialPowers.Ci.inIDOMUtils); + +// Given an element id, returns the first font face name encountered. +let fontUsed = id => { + let element = document.getElementById(id), + range = document.createRange(); + range.selectNode(element); + return DOMUtils.getUsedFontFaces(range).item(0).CSSFamilyName; +} + +// A map of the default mono, sans and serif fonts, obtained when +// whitelisting is disabled. +const fonts = { mono : fontUsed("mono"), + sans : fontUsed("sans"), + serif : fontUsed("serif") }; + +// Set the font whitelist to contain none, some, or all of the +// default mono, sans, and serif fonts. Check that the rendering +// of our three test elements uses only fonts present in the +// whitelist. +let testFontWhitelist = function* (useMono, useSans, useSerif) { + let whitelist = []; + if (useMono) { + whitelist.push(fonts.mono); + } + if (useSans) { + whitelist.push(fonts.sans); + } + if (useSerif) { + whitelist.push(fonts.serif); + } + yield SpecialPowers.pushPrefEnv({"set": [["font.system.whitelist", + whitelist.join(", ")]]}); + // If whitelist is empty, then whitelisting is considered disabled + // and all fonts are allowed. + info("font whitelist: " + JSON.stringify(whitelist)); + let whitelistEmpty = whitelist.length === 0; + is(useMono || whitelistEmpty, fontUsed("mono") === fonts.mono, + "Correct mono whitelisting state; got " + fontUsed("mono") + ", requested " + fonts.mono); + is(useSans || whitelistEmpty, fontUsed("sans") === fonts.sans, + "Correct sans whitelisting state; got " + fontUsed("sans") + ", requested " + fonts.sans); + is(useSerif || whitelistEmpty, fontUsed("serif") === fonts.serif, + "Correct serif whitelisting state; got " + fontUsed("serif") + ", requested " + fonts.serif); +} + +// Run tests to confirm that only whitelisting fonts are present in a +// rendered page. Try turning mono, sans, and serif off and on in +// every combination. +add_task(function* () { + for (let useMono of [false, true]) { + for (let useSans of [false, true]) { + for (let useSerif of [false, true]) { + yield testFontWhitelist(useMono, useSans, useSerif); + } + } + } +}); + +</script> +</body> +</html> |