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<!doctype html>
<meta charset="utf-8">
<title>CSS Pseudo-Elements Test: highlight selectors getComputedStyle</title>
<link rel="help" href="https://drafts.csswg.org/css-pseudo/#highlight-selectors">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#target::selection,
#target::target-text,
#target::spelling-error,
#target::grammar-error,
#target::highlight(foo) {
background-color: green;
color: lime;
}
#target::highlight(bar) {
background-color: blue;
color: yellow;
}
</style>
<div id="target"></div>
<script>
for (const pseudo of ["::selection", "::target-text", "::spelling-error", "::grammar-error", "::highlight(foo)"]) {
test(() => {
let style = getComputedStyle(target, pseudo);
assert_equals(style.backgroundColor, "rgb(0, 128, 0)", "Background color is green.");
assert_equals(style.color, "rgb(0, 255, 0)", "Color is lime.");
}, `getComputedStyle() for ${pseudo}`);
for (illFormedPseudo of [`${pseudo}:`, `${pseudo})`, `${pseudo}(`, `${pseudo}(foo)`, `${pseudo}()`, `:${pseudo}`, `${pseudo}.`]) {
test(() => {
let style = getComputedStyle(target, illFormedPseudo);
let defaultStyle = getComputedStyle(target);
assert_equals(style.backgroundColor, defaultStyle.backgroundColor, "Background color is element's default.");
assert_equals(style.color, defaultStyle.color, "Color is element's default.");
}, `getComputedStyle() for ${illFormedPseudo} should be element's default`);
}
}
const pseudo = "::highlight(bar)";
test(() => {
let style = getComputedStyle(target, pseudo);
assert_equals(style.backgroundColor, "rgb(0, 0, 255)", "Background color is blue.");
assert_equals(style.color, "rgb(255, 255, 0)", "Color is yellow.");
}, `Different getComputedStyle() for ${pseudo} and same element`);
</script>
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