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add TextLength

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tigercosmos 2018-06-14 10:52:06 -07:00
parent 5c4f54c403
commit 0907940db8
4 changed files with 35 additions and 1 deletions
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19
tests/wpt/web-platform-tests/html/semantics/forms/the-textarea-element/textarea-textLength.html Normal file
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<!DOCTYPE HTML>
<title>The textLengh IDL attribute</title>
<meta content="charset=utf-16">
<link rel="author" title="tigercosmos" href="mailto:phy.tiger@gmail.com">
<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-textarea-textlength">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<textarea id="textarea"></textarea>
<script>
var textarea = document.getElementById("textarea");
test(function () {
textarea.value= "Hello, World!";
assert_equals(textarea.textLength, 13);
textarea.value = "\u4f60\u597d\uff0c\u4e16\u754c\uff01"; //你好，世界!
assert_equals(textarea.textLength, 6);
}, "Textarea's 'testLength' should work for utf-16.");
</script>