| <!DOCTYPE html> |
| <title> |
| Element#requestFullscreen() in iframe followed by removing the iframe |
| </title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <script src="../trusted-click.js"></script> |
| <div id="log"></div> |
| <iframe allowfullscreen></iframe> |
| <script> |
| promise_test(async (t) => { |
| const iframe = document.querySelector("iframe"); |
| await new Promise((resolve) => { |
| iframe.onload = resolve; |
| iframe.src = "about:blank"; |
| }); |
| |
| const iframeDocument = iframe.contentDocument; |
| document.onfullscreenchange = t.unreached_func( |
| "fullscreenchange event" |
| ); |
| document.onfullscreenerror = t.unreached_func("fullscreenerror event"); |
| iframeDocument.onfullscreenchange = t.unreached_func( |
| "iframe fullscreenchange event" |
| ); |
| iframeDocument.onfullscreenerror = t.unreached_func( |
| "iframe fullscreenerror event" |
| ); |
| await trusted_click(document.body); |
| const p = iframeDocument.body.requestFullscreen(); |
| const typeErrorConstructor = iframe.contentWindow.TypeError; |
| iframe.remove(); |
| // Prevent the tests from hanging if the promise never rejects. |
| const errorPromise = new Promise((_, reject) => |
| t.step_timeout(() => { |
| assert_unreached("Promise didn't reject."); |
| reject(new Error("Promise didn't reject.")); |
| }, 1000) |
| ); |
| await Promise.race([ |
| promise_rejects_js(t, typeErrorConstructor, p), |
| errorPromise, |
| ]); |
| assert_equals(document.fullscreenElement, null); |
| assert_equals(iframeDocument.fullscreenElement, null); |
| }, "requestFullscreen() in iframe followed by removing the iframe"); |
| </script> |
