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Test that any call to classList.add() create the class attribute

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Sankha Narayan Guria 2015-11-14 14:15:24 +05:30 • committed by Anthony Ramine
parent 4341dc5fb4
commit feddb52e59
1 changed files with 7 additions and 0 deletions
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7
tests/wpt/web-platform-tests/dom/nodes/Element-classlist.html
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@ -245,6 +245,13 @@ test(function () {
WebIDL creates actual OwnProperties and then [] just acts as a normal property lookup */
assert_equals( elem.classList[0], undefined );
}, 'classList[0] must be undefined when all classes have been removed');
test(function () {
var foo = document.createElement('div');
foo.classList.add();
assert_true( foo.hasAttribute('class') );
assert_equals( foo.classList + '', '', 'implicit' );
assert_equals( foo.classList.toString(), '', 'explicit' );
}, 'Invoking add or remove should set the class attribute');
// The ordered set parser must skip ASCII whitespace (U+0009, U+000A, U+000C, U+000D, and U+0020.)
test(function () {
var foo = document.createElement('div');