| <!DOCTYPE html> |
| <script src='../resources/testharness.js'></script> |
| <script src='../resources/testharnessreport.js'></script> |
| <script src='resources/shadow-dom.js'></script> |
| <script src='../fullscreen/trusted-event.js'></script> |
| |
| <div id='host0'> |
| <template data-mode='open'> |
| <canvas></canvas> |
| </template> |
| </div> |
| |
| <script> |
| convertTemplatesToShadowRootsWithin(host0); |
| |
| async_test((test) => { |
| document.onfullscreenerror = test.unreached_func('onfullscreenerror is not expected.'); |
| |
| // All fullscreenElement should default to null. |
| assert_equals(document.fullscreenElement, null); |
| assert_equals(document.webkitFullscreenElement, null); |
| assert_equals(document.webkitCurrentFullScreenElement, null); |
| assert_equals(host0.shadowRoot.fullscreenElement, null); |
| |
| var canvas = host0.shadowRoot.querySelector('canvas'); |
| trusted_request(canvas); |
| |
| document.onfullscreenchange = test.step_func(() => { |
| // Not interested in handling before or after exitFullscreen. |
| if (document.fullscreenElement === null) |
| return; |
| |
| assert_equals(document.fullscreenElement, host0); |
| assert_equals(document.webkitFullscreenElement, host0); |
| assert_equals(document.webkitCurrentFullScreenElement, host0); |
| |
| assert_equals(host0.shadowRoot.fullscreenElement, canvas); |
| |
| // TODO(kochi): The 'retargeting' behavior is controlled by |
| // 'FullscreenUnprefixed' runtime flag dynamically. Until the |
| // flag is turned on, document.webkitFullscreenElement leaks the |
| // fullscreen element under shadow roots. |
| window.internals.runtimeFlags.fullscreenUnprefixedEnabled = false; |
| assert_false(window.internals.runtimeFlags.fullscreenUnprefixedEnabled); |
| assert_equals(document.webkitFullscreenElement, canvas); |
| assert_equals(document.webkitCurrentFullScreenElement, canvas); |
| |
| document.exitFullscreen(); |
| test.done(); |
| }); |
| |
| }, 'Test for fullscreenElement adjustment for single shadow tree.'); |
| </script> |
