This tests that an empty string sent to the synthesizer still generates a callback.

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


PASS speechSynthesis.speaking is false
PASS event.elapsedTime > 0 is true
PASS speechSynthesis.speaking is true
PASS event.elapsedTime > 0 is true
PASS speechSynthesis.speaking is false
PASS successfullyParsed is true

TEST COMPLETE