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Update web-platform-tests to revision 424249088dd679888e07bd315dd8ebc98ccf323a

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This commit is contained in:
WPT Sync Bot 2019-11-03 10:24:12 +00:00
parent 4ad08fff04
commit bca3835607
93 changed files with 1641 additions and 291 deletions
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41
tests/wpt/web-platform-tests/css/support/computed-testcommon.js
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@ -40,3 +40,44 @@ function test_computed_value(property, specified, computed) {
}, "Property " + property + " value '" + specified + "' computes to " +
computedDesc);
}
function test_pseudo_computed_value(pseudo, property, specified, computed) {
if (!computed)
computed = specified;
let computedDesc = "'" + computed + "'";
if (Array.isArray(computed))
computedDesc = '[' + computed.map(e => "'" + e + "'").join(' or ') + ']';
test(() => {
assert_true(/^::\w+$/.test(pseudo), pseudo + " doesn't seem to be a pseudo-element");
const styleElement = document.createElement("style");
document.documentElement.appendChild(styleElement);
try {
const {sheet} = styleElement;
sheet.insertRule("#target" + pseudo + "{}");
const {style} = sheet.cssRules[0];
const target = document.getElementById('target');
assert_true(property in getComputedStyle(target, pseudo), property + " doesn't seem to be supported in the computed style");
assert_true(CSS.supports(property, specified), "'" + specified + "' is a supported value for " + property + ".");
style[property] = specified;
let readValue = getComputedStyle(target, pseudo)[property];
if (Array.isArray(computed)) {
assert_in_array(readValue, computed);
} else {
assert_equals(readValue, computed);
}
if (readValue !== specified) {
style[property] = '';
style[property] = readValue;
assert_equals(getComputedStyle(target, pseudo)[property], readValue,
'computed value should round-trip');
}
} finally {
document.documentElement.removeChild(styleElement);
}
}, "Property " + property + " value '" + specified + "' computes to " +
computedDesc + " in " + pseudo);
}