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| 1 <!DOCTYPE html> |
| 2 <meta charset=utf-8> |
| 3 <title>Document.implementation</title> |
| 4 <link rel=help href="https://dom.spec.whatwg.org/#dom-document-implementation"> |
| 5 <script src="../../../../resources/testharness.js"></script> |
| 6 <script src="../../../../resources/testharnessreport.js"></script> |
| 7 <div id="log"></div> |
| 8 <script> |
| 9 test(function() { |
| 10 var implementation = document.implementation; |
| 11 assert_true(implementation instanceof DOMImplementation, |
| 12 "implementation should implement DOMImplementation"); |
| 13 assert_equals(document.implementation, implementation); |
| 14 }, "Getting implementation off the same document"); |
| 15 |
| 16 test(function() { |
| 17 var doc = document.implementation.createHTMLDocument(); |
| 18 assert_not_equals(document.implementation, doc.implementation); |
| 19 }, "Getting implementation off different documents"); |
| 20 </script> |
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