String payload = "Are you there?";
Frame ping = new PingFrame().setPayload(payload);
ext.incomingFrame(ping);
capture.assertFrameCount(1);
capture.assertHasFrame(OpCode.PING, 1);
WebSocketFrame actual = capture.getFrames().poll();
Assert.assertThat("Frame.opcode", actual.getOpCode(), is(OpCode.PING));
Assert.assertThat("Frame.fin", actual.isFin(), is(true));
Assert.assertThat("Frame.rsv1", actual.isRsv1(), is(false));