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// META: script=../../../constants.sub.js
// META: variant=?default
// META: variant=?wpt_flags=h2
// META: variant=?wss
async_test(t => {
const ws = new WebSocket(SCHEME_DOMAIN_PORT + '/handshake_sleep_2');
let closeMethodReturned = false;
let errorEventSeen = false;
let closeEventSeen = false;
ws.onerror = t.step_func(() => {
assert_true(closeMethodReturned, 'ws.close() should have returned');
assert_false(errorEventSeen, 'error event should only fire once');
errorEventSeen = true;
assert_false(closeEventSeen, 'error event should come before close event');
});
ws.onclose = t.step_func_done(() => {
assert_true(closeMethodReturned, 'ws.close() should have returned');
assert_true(errorEventSeen, 'error event should have fired');
assert_false(closeEventSeen, 'close event should only fire once');
closeEventSeen = true;
assert_equals(ws.readyState, WebSocket.CLOSED,
'readyState should be CLOSED');
});
assert_equals(ws.readyState, WebSocket.CONNECTING,
'readyState should be CONNECTING');
ws.close();
closeMethodReturned = true;
assert_equals(ws.readyState, WebSocket.CLOSING,
'readyState should be CLOSING');
}, 'close event should be fired asynchronously when WebSocket is connecting');
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