describe('forceBinaryWSFrames', function () { let client; beforeEach(function () { client = stompClient(); client.configure({ forceBinaryWSFrames: true, }); }); afterEach(async function () { await disconnectStomp(client); }); it('all binary packets', function (done) { const body = randomText(); client.onConnect = function () { const spyWebSocketSend = spyOn( client.webSocket, 'send' ).and.callThrough(); client.subscribe(TEST.destination, function (message) { expect(message.body).toEqual(body); client.deactivate(); // Usually all packets should have been Text, but with this flag each packet would be binary Uint8Array spyWebSocketSend.calls.allArgs().forEach(function (args) { const packet = args[0]; expect(packet instanceof Uint8Array).toBeTruthy(); }); done(); }); client.publish({ destination: TEST.destination, body: body }); }; client.activate(); }); });