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dir-pseudo-on-bdi-element.html
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<!DOCTYPE html>
<html>
<head>
<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
<link rel="help" href="https://html.spec.whatwg.org/multipage/dom.html#the-directionality">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<script>
test(() => {
const bdi = document.createElement('bdi');
assert_true(bdi.matches(':dir(ltr)'));
assert_false(bdi.matches(':dir(rtl)'));
bdi.textContent = '\u05EA';
assert_false(bdi.matches(':dir(ltr)'));
assert_true(bdi.matches(':dir(rtl)'));
}, 'bdi element without dir content attribute');
test(() => {
const bdi = document.createElement('bdi');
bdi.setAttribute('dir', 'foo');
assert_true(bdi.matches(':dir(ltr)'));
assert_false(bdi.matches(':dir(rtl)'));
bdi.textContent = '\u05EA';
assert_false(bdi.matches(':dir(ltr)'));
assert_true(bdi.matches(':dir(rtl)'));
}, 'bdi element with invalid dir content attribute');
test(() => {
const bdi = document.createElement('bdi');
bdi.setAttribute('dir', 'auto');
assert_true(bdi.matches(':dir(ltr)'));
assert_false(bdi.matches(':dir(rtl)'));
bdi.textContent = '\u05EA';
assert_false(bdi.matches(':dir(ltr)'));
assert_true(bdi.matches(':dir(rtl)'));
bdi.setAttribute('dir', 'AUTO');
assert_false(bdi.matches(':dir(ltr)'));
assert_true(bdi.matches(':dir(rtl)'));
}, 'bdi element with dir=auto content attribute');
test(() => {
const bdi = document.createElement('bdi');
bdi.setAttribute('dir', 'ltr');
assert_true(bdi.matches(':dir(ltr)'));
assert_false(bdi.matches(':dir(rtl)'));
bdi.setAttribute('dir', 'LTR');
assert_true(bdi.matches(':dir(ltr)'));
assert_false(bdi.matches(':dir(rtl)'));
bdi.textContent = '\u05EA';
assert_true(bdi.matches(':dir(ltr)'));
assert_false(bdi.matches(':dir(rtl)'));
}, 'bdi element with dir=ltr content attribute');
test(() => {
const bdi = document.createElement('bdi');
bdi.setAttribute('dir', 'rtl');
assert_false(bdi.matches(':dir(ltr)'));
assert_true(bdi.matches(':dir(rtl)'));
bdi.setAttribute('dir', 'RTL');
assert_false(bdi.matches(':dir(ltr)'));
assert_true(bdi.matches(':dir(rtl)'));
bdi.textContent = '\u05EA';
assert_false(bdi.matches(':dir(ltr)'));
assert_true(bdi.matches(':dir(rtl)'));
}, 'bdi element with dir=rtl content attribute');
</script>
</body>
</html>