1 Test whether WebSocket handles zero length text frame correctly.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 onmessage() was called. (message = "")
7 onmessage() was called. (message = "This first text should be received.")
8 onmessage() was called. (message = "")
9 onmessage() was called. (message = "This second text should be received, too.")
11 PASS closeEvent.wasClean is true
13 PASS receivedText is expectedText
14 PASS successfullyParsed is true