testUnidirectionalCreatedByClient() — netty Function Reference

Source Code

codec-native-quic/src/test/java/io/netty/handler/codec/quic/QuicStreamTypeTest.java lines 39–89

    @ParameterizedTest
    @MethodSource("newSslTaskExecutors")
    public void testUnidirectionalCreatedByClient(Executor executor) throws Throwable {
        Channel server = null;
        Channel channel = null;
        QuicChannelValidationHandler serverHandler = new QuicChannelValidationHandler();
        QuicChannelValidationHandler clientHandler = new QuicChannelValidationHandler();

        try {
            Promise<Throwable> serverWritePromise = ImmediateEventExecutor.INSTANCE.newPromise();
            server = QuicTestUtils.newServer(executor, serverHandler, new ChannelInboundHandlerAdapter() {
                @Override
                public void channelActive(ChannelHandlerContext ctx) {
                    QuicStreamChannel channel = (QuicStreamChannel) ctx.channel();
                    assertEquals(QuicStreamType.UNIDIRECTIONAL, channel.type());
                    assertFalse(channel.isLocalCreated());
                    ctx.writeAndFlush(Unpooled.buffer().writeZero(8))
                            .addListener(future -> serverWritePromise.setSuccess(future.cause()));
                }

                @Override
                public void channelRead(ChannelHandlerContext ctx, Object msg) {
                    ReferenceCountUtil.release(msg);
                }
            });

            channel = QuicTestUtils.newClient(executor);
            QuicChannel quicChannel = QuicTestUtils.newQuicChannelBootstrap(channel)
                    .handler(clientHandler)
                    .streamHandler(new ChannelInboundHandlerAdapter())
                    .remoteAddress(server.localAddress())
                    .connect()
                    .sync()
                    .get();
            QuicStreamChannel streamChannel = quicChannel.createStream(
                    QuicStreamType.UNIDIRECTIONAL, new ChannelInboundHandlerAdapter()).get();
            // Do the write which should succeed
            streamChannel.writeAndFlush(Unpooled.buffer().writeZero(8)).sync();

            // Close stream and quic channel
            streamChannel.close().sync();
            quicChannel.close().sync();
            assertInstanceOf(UnsupportedOperationException.class, serverWritePromise.get());

            serverHandler.assertState();
            clientHandler.assertState();
        } finally {
            QuicTestUtils.closeIfNotNull(channel);
            QuicTestUtils.closeIfNotNull(server);
        }
    }