| <!doctype html> |
| <title>CSS Test: CSSStyleDeclaration properties are defined as WebIDL attributes, not using getOwnPropertyNames()</title> |
| <link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez"> |
| <link rel="author" href="https://mozilla.org" title="Mozilla"> |
| <link rel="help" href="https://drafts.csswg.org/cssom/#dom-cssstyledeclaration-_camel_cased_attribute"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| test(function() { |
| let declaration = document.documentElement.style; |
| assert_true(declaration instanceof CSSStyleDeclaration, "Should be a CSStyleDeclaration"); |
| assert_true("color" in declaration, "Should support the color property"); |
| assert_false(declaration.hasOwnProperty("color"), "shouldn't have an own property for WebIDL attributes"); |
| }); |
| </script> |
