| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| </script> |
| </head> |
| <body> |
| <audio id="audio" playsinline autoplay></audio> |
| <script> |
| promise_test(async t => { |
| audio.muted = false; |
| audio.volume = 0; |
| audio.src = "128kbps-44khz.mp3"; |
| |
| await audio.play(); |
| |
| if (!window.internals) |
| return Promise.rejects("test needs internals, if manually testing, the page should not play any audio"); |
| |
| assert_equals(internals.privatePlayerVolume(audio), 0); |
| }, "Verify audio internal volume stays at 0"); |
| </script> |
| </body> |
| </html> |
