| <!doctype html> | 
 | <meta charset="utf-8" /> | 
 | <title>CSS Selectors: slotted pseudo selectors</title> | 
 | <link rel="help" href="https://drafts.csswg.org/css-scoping/#slotted-pseudo" /> | 
 | <script src="/resources/testharness.js"></script> | 
 | <script src="/resources/testharnessreport.js"></script> | 
 | <script src="/css/support/parsing-testcommon.js"></script> | 
 | <script> | 
 |   test_valid_selector("::slotted(bar)"); | 
 |   test_valid_selector('::slotted([attr="foo"])'); | 
 |   test_valid_selector("::slotted(*)"); | 
 |   test_valid_selector("::slotted(.class)"); | 
 |   test_valid_selector("::slotted(:not(foo))"); | 
 |   test_valid_selector('::slotted(:not(:nth-last-of-type(2)):not([slot="foo"]))'); | 
 |   test_valid_selector("::slotted(:first-child)"); | 
 |   test_valid_selector("::slotted(:hover)"); | 
 |   test_valid_selector("::slotted(:has(:first-child:last-child))"); | 
 |   test_invalid_selector("::slotted"); | 
 |   test_invalid_selector("::slotted()"); | 
 |   test_invalid_selector("::slotted(0)"); | 
 |   test_invalid_selector(":slotted(foo)"); | 
 |   test_invalid_selector("::slotted(foo):first-child"); | 
 |   test_invalid_selector("::slotted(foo):hover"); | 
 |   test_invalid_selector("::slotted(foo):focus"); | 
 |   test_invalid_selector("::slotted(foo):lang(en)"); | 
 |   test_invalid_selector("::slotted(foo):dir(ltr)"); | 
 |   test_invalid_selector('::slotted(foo) + ::slotted(bar)'); | 
 | </script> |