1 Test AudioContext activeSourceCount and AudioBufferSourceNode playbackState.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
5 PASS Rendering time is 2 seconds.
6 PASS UNSCHEDULED_STATE Source has been created
7 PASS SCHEDULED_STATE 3 second source scheduled to start at time 3
8 PASS PLAYING_STATE 2 second source starting at time 1
9 PASS FINISHED_STATE 1.25 second source starting at time 0
10 PASS SCHEDULED_STATE 1 second grain scheduled to start at time 3
11 PASS PLAYING_STATE 2 second grain starting at time 0.5
12 PASS FINISHED_STATE 1 second grain starting at time 0.5
13 PASS SCHEDULED_STATE a looping 0.5 second source scheduled at time 3
14 PASS PLAYING_STATE a looping 0.5 second source starting at time 1.25
15 PASS 3 are currently playing as expected.
16 PASS activeSourceCount and playbackState tests succeeded.
17 PASS successfullyParsed is true