OfflineAudioContexts should not have behavior restrictions. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS context.state is "suspended" node.connect(context.destination) node.start() PASS context.state is "suspended" Calling context.startRendering() without a user gesture PASS context.state is "running" PASS successfullyParsed is true TEST COMPLETE