CONSOLE ERROR: line 14: WebSocket connection to 'ws://127.0.0.1:8880/compressed-control-frame' failed: Received unexpected compressed frame
Test whether a compressed control frame is rejected

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

onopen() was called.
onclose() was called.
PASS closeEvent.wasClean is false
PASS successfullyParsed is true

TEST COMPLETE