| This test verifies that the MediaSource API is enabled when enabling modern compatibility mode. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS 'MediaSource' in window is true | |
| PASS MediaSource.prototype is Object.getPrototypeOf(new MediaSource) | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |