CONSOLE ERROR: WebSocket connection to 'ws://127.0.0.1:8893/' failed: Error in connection establishment: net::ERR_CONNECTION_REFUSED
Verify firing error event behaviors in Worker when close() is called from onclose.

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

Starting worker: resources/connect-error-by-no-websocket-server-closeonclose.js
[Worker] Test start (Port 8893)
PASS [Worker] onerror was called
PASS [Worker] onclose was called
PASS successfullyParsed is true

TEST COMPLETE