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| 1 <!DOCTYPE html> |
| 2 <title>Fullscreen UA style sheet removes iframe border</title> |
| 3 <script src="../../resources/testharness.js"></script> |
| 4 <script src="../../resources/testharnessreport.js"></script> |
| 5 <script src="../trusted-event.js"></script> |
| 6 <div id="log"></div> |
| 7 <iframe></iframe> |
| 8 <script> |
| 9 async_test(function() |
| 10 { |
| 11 var iframe = document.querySelector("iframe"); |
| 12 |
| 13 // The HTML UA style sheet gives iframe a border. |
| 14 // https://html.spec.whatwg.org/#embedded-content-rendering-rules |
| 15 assert_equals(getComputedStyle(iframe).borderStyle, "inset"); |
| 16 |
| 17 document.addEventListener("fullscreenchange", this.step_func_done(function() |
| 18 { |
| 19 // The Fullscreen UA style sheet removes the iframe border. |
| 20 assert_equals(getComputedStyle(iframe).borderStyle, "none"); |
| 21 })); |
| 22 |
| 23 trusted_request(iframe); |
| 24 }); |
| 25 </script> |
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