| |
| |
| function simulateGesture(t, callback) { |
| // Get or create the target element. |
| let target = document.getElementById('target'); |
| if (!target) { |
| target = document.createElement('button'); |
| target.setAttribute('id', 'target'); |
| document.body.appendChild(target); |
| } |
| |
| // Simulate a gesture in the top frame to remove any gesture based autoplay |
| // restrictions. |
| test_driver.click(target).then(callback, t.unreached_func('click failed')); |
| } |
| |
| function isAutoplayAllowed() { |
| return new Promise((resolve, reject) => { |
| const video = document.createElement('video'); |
| video.src = getVideoURI('/media/A4'); |
| video.play().then(() => resolve(true), (e) => { |
| if (e.name == 'NotAllowedError') |
| resolve(false); |
| else |
| resolve(true); |
| }); |
| }); |
| } |