Basic tests for MediaElementAudioSourceNode API.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".

PASS audioNode.numberOfInputs is 0
PASS audioNode.numberOfOutputs is 1
PASS audioNode.connect(0, 0, 0) threw exception SyntaxError: Failed to execute 'connect' on 'AudioNode': invalid destination node..
PASS audioNode.connect(context.destination, 5, 0) threw exception IndexSizeError: Failed to execute 'connect' on 'AudioNode': output index (5) exceeds number of outputs (1)..
PASS audioNode.connect(context.destination, 0, 5) threw exception IndexSizeError: Failed to execute 'connect' on 'AudioNode': input index (5) exceeds number of inputs (1)..
PASS audioNode.connect(context.destination, 0, 0) did not throw exception.
PASS context.createMediaElementSource(audioElement) threw exception InvalidStateError: Failed to execute 'createMediaElementSource' on 'AudioContext': HTMLMediaElement already connected previously to a different MediaElementSourceNode..
PASS successfullyParsed is true

TEST COMPLETE