gecko-dev/layout/style/test/test_placeholder_restrictions.html
Boris Zbarsky 9fed8c4314 Bug 1382786 part 5. Add some tests for which properties are properties are allowed on ::first-letter, ::first-line, and ::placeholder. r=emilio
MozReview-Commit-ID: 6FO6QAECPHW

--HG--
extra : rebase_source : fa9d6e9f4197360c6f5143928de8319bac733843
2017-07-21 14:20:12 -04:00

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1.7 KiB
HTML

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1382786
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1382786</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="property_database.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<style id="s"></style>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1382786">Mozilla Bug 1382786</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<input id="test">
<input id="control">
<script type="application/javascript">
/** Test for Bug 1382786 **/
var test = getComputedStyle($("test"), "::placeholder");
var control = getComputedStyle($("control"), "::placeholder");
for (let prop in gCSSProperties) {
var info = gCSSProperties[prop];
if (info.type == CSS_TYPE_TRUE_SHORTHAND) {
// Can't get useful info out of getComputedStyle.
continue;
}
let prereqs = "";
if (info.prerequisites) {
for (let name in info.prerequisites) {
prereqs += `${name}: ${info.prerequisites[name]}; `;
}
}
$("s").textContent = `
#control::placeholder { ${prop}: ${info.initial_values[0]}; ${prereqs} }
#test::placeholder { ${prop}: ${info.other_values[0]}; ${prereqs} }
`;
if (info.applies_to_placeholder) {
isnot(get_computed_value(test, prop),
get_computed_value(control, prop),
`${prop} should apply to ::placeholder`);
} else {
is(get_computed_value(test, prop),
get_computed_value(control, prop),
`${prop} should not apply to ::placeholder`);
}
}
</script>
</body>
</html>