pseudo-elements-valid.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-view-transitions/parsing/pseudo-elements-valid.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset="utf-8">

<title>Test pseudo elements parsing of valid selectors</title>

<link rel="author" title="Tim Nguyen" href="https://github.com/nt1m">

<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/css/support/parsing-testcommon.js"></script>

<script>

const functionPseudoElements = [

    "::view-transition-group",

    "::view-transition-image-pair",

    "::view-transition-old",

    "::view-transition-new",

];

function test_valid_selector_combinations(pseudo) {

    test_valid_selector(pseudo);

    test_valid_selector(`:root${pseudo}`);

    test_valid_selector(`.a${pseudo}`);

    test_valid_selector(`div ${pseudo}`);

test_valid_selector_combinations("::view-transition");

for (const functionName of functionPseudoElements) {

    for (const validArgument of ["*", "root", "dashed-ident"]) {

        test_valid_selector_combinations(`${functionName}(${validArgument})`);

        test_valid_selector_combinations(`${functionName}(${validArgument}):only-child`);

</script>