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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel="author" title="Vincent Hilla" href="mailto:vhilla@mozilla.com">
<link rel="help" href="https://html.spec.whatwg.org/#the-directionality">
</head>
<body>
<input id="inp"/>
<textarea id="ta"></textarea>
<div id="div"></div>
<pre id="pre"></pre>
<script>
function doTest(e) {
e.dir = "ltr";
assert_true(e.matches(":dir(ltr)"), "dir to ltr on " + e.tagName + " element");
e.dir = "rtl";
assert_true(e.matches(":dir(rtl)"), "dir to rtl on " + e.tagName + " element");
e.dir = "auto";
assert_true(e.matches(":dir(ltr)"), "dir to auto, empty text on " + e.tagName + " element");
e.value = "\u05D0;";
e.textContent = "\u05D0;";
assert_true(e.matches(":dir(rtl)"), "auto dir, text to Hebrew on " + e.tagName + " element");
e.dir = "ltr";
assert_true(e.matches(":dir(ltr)"), "dir to ltr, Hebrew text on " + e.tagName + " element");
e.dir = "auto";
assert_true(e.matches(":dir(rtl)"), "dir to auto, Hebrew text on " + e.tagName + " element");
e.removeAttribute("dir");
assert_true(e.matches(":dir(ltr)"), "dir removed, Hebrew text on " + e.tagName + " element");
}
const elements = [inp, ta, div, pre];
for (const e of elements) {
test(() => doTest(e), "Dynamically changing dir, text on " + e.tagName.toLowerCase() + " element");
}
</script>
</body>
</html>
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