@Test
public void testChannelRead() throws Exception {
  HttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "/socket.io/1/");

  LastOutboundHandler lastOutboundHandler = new LastOutboundHandler();
  EmbeddedChannel channel = new EmbeddedChannel(lastOutboundHandler, handshakeHandler);
  channel.writeInbound(request);
  Object outboundMessage = lastOutboundHandler.getOutboundMessages().poll();
  assertTrue(outboundMessage instanceof FullHttpResponse);
  FullHttpResponse res = (FullHttpResponse) outboundMessage;
  assertEquals(HttpVersion.HTTP_1_1, res.protocolVersion());
  assertEquals(HttpResponseStatus.OK, res.status());
  ByteBuf content = res.content();
  assertTrue(content.toString(CharsetUtil.UTF_8).endsWith("60:60:websocket,flashsocket,xhr-polling,jsonp-polling"));
  channel.finish();
}
 

@Test
public void testHandoffInvalidToken() throws Exception {
   EasyMock
      .expect(appHandoffDao.validate("token"))
      .andReturn(Optional.empty());
   
   replay();
   
   DefaultFullHttpRequest request = new DefaultFullHttpRequest(
         HttpVersion.HTTP_1_1, 
         HttpMethod.POST, 
         "http://localhost/client",
         Unpooled.wrappedBuffer("{token:\"token\"}".getBytes("UTF-8"))
   );
   
   FullHttpResponse response = authenticator.authenticateRequest(channel, request);
   assertEquals(HttpResponseStatus.UNAUTHORIZED, response.getStatus());
   assertCookieCleared(response);
   
   verify();
}
 

public void writeFile(String fileName, String text) {
	ByteBuf content = Unpooled.copiedBuffer(text, CharsetUtil.UTF_8);
	HttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, content);
	response.headers().set("Pragma", "Pragma");
	response.headers().set("Expires", "0");
	response.headers().set("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
	response.headers().set("Content-Type", "application/download");
	response.headers().set("Content-Disposition", "attachment;filename=" + fileName);
	response.headers().set("Content-Transfer-Encoding", "binary");
	
	if (enableCookies) {
		for (Map.Entry<String, Cookie> entry : cookieMaps.entrySet()) {
			response.headers().add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.STRICT.encode(entry.getValue()));
		}
	}
	
	// 跨域支持
	response.headers().add("Access-Control-Allow-Origin", "*");
	response.headers().add("Access-Control-Allow-Methods", "POST");
	HttpUtil.setContentLength(response, content.readableBytes());
	channel.writeAndFlush(response); //.addListener(ChannelFutureListener.CLOSE);
}
 

@Test
public void shouldParseErrorWithEmptyRows() throws Exception {
    String response = Resources.read("error_empty_rows.json", this.getClass());
    HttpResponse responseHeader = new DefaultHttpResponse(HttpVersion.HTTP_1_1, new HttpResponseStatus(200, "OK"));
    HttpContent responseChunk1 = new DefaultLastHttpContent(Unpooled.copiedBuffer(response, CharsetUtil.UTF_8));

    ViewQueryRequest requestMock = mock(ViewQueryRequest.class);
    queue.add(requestMock);
    channel.writeInbound(responseHeader, responseChunk1);
    latch.await(1, TimeUnit.SECONDS);
    assertEquals(1, firedEvents.size());
    ViewQueryResponse inbound = (ViewQueryResponse) firedEvents.get(0);
    assertTrue(inbound.status().isSuccess());

    assertEquals(0, countAndRelease(inbound.rows()));

    String error = inbound.error().toBlocking().single();
    Map<String, Object> parsed = DefaultObjectMapper.readValueAsMap(error);
    assertEquals(1, parsed.size());
    assertNotNull(parsed.get("errors"));
}
 

@Test
public void shouldHandlerRequestAndResponse() {
    inboundChannel.pipeline().addLast(handler);

    DefaultFullHttpRequest req = new DefaultFullHttpRequest(
            HttpVersion.HTTP_1_1, HttpMethod.GET, "/");
    inboundChannel.write(req);

    assertEquals(1, inboundChannel.outboundMessages().size());

    Object outboundReq = inboundChannel.outboundMessages().poll();
    assertTrue(outboundReq instanceof ByteBuf);
    assertEquals("GET / HTTP/1.1\r\n\r\n", new String(readBytes((ByteBuf) outboundReq)));

    DefaultFullHttpResponse resp = new DefaultFullHttpResponse(
            HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
    assertFalse(inboundChannel.writeInbound(resp));

    assertEquals(1, outboundChannel.outboundMessages().size());
    assertEquals(resp, outboundChannel.outboundMessages().poll());

    resp.release();
}
 

@Test
public void successfulStreaming_shouldNotInvokeChannelRead() {
    Flowable<HttpContent> testPublisher = Flowable.just(fullHttpResponse);

    StreamedHttpResponse streamedHttpResponse = new DefaultStreamedHttpResponse(HttpVersion.HTTP_1_1,
                                                                                HttpResponseStatus.ACCEPTED,
                                                                                testPublisher);



    ResponseHandler.PublisherAdapter publisherAdapter = new ResponseHandler.PublisherAdapter(streamedHttpResponse,
                                                                                             ctx,
                                                                                             requestContext,
                                                                                             executeFuture
    );
    TestSubscriber subscriber = new TestSubscriber();

    publisherAdapter.subscribe(subscriber);

    verify(ctx, times(0)).read();
    verify(ctx, times(0)).close();
    assertThat(subscriber.isCompleted).isEqualTo(true);
    verify(channelPool).release(channel);
    executeFuture.join();
    assertThat(executeFuture).isCompleted();
}
 

@Test(expected = IllegalStateException.class)
public void getMultipartParts_explodes_if_multipartData_had_been_released() {
    // given
    RequestInfoImpl<?> requestInfo = RequestInfoImpl.dummyInstanceForUnknownRequests();
    Whitebox.setInternalState(requestInfo, "isMultipart", true);
    Whitebox.setInternalState(requestInfo, "contentCharset", CharsetUtil.UTF_8);
    Whitebox.setInternalState(requestInfo, "protocolVersion", HttpVersion.HTTP_1_1);
    Whitebox.setInternalState(requestInfo, "method", HttpMethod.POST);
    requestInfo.isCompleteRequestWithAllChunks = true;
    requestInfo.rawContentBytes = KNOWN_MULTIPART_DATA_BODY.getBytes(CharsetUtil.UTF_8);
    requestInfo.getHeaders().set("Content-Type", KNOWN_MULTIPART_DATA_CONTENT_TYPE_HEADER);
    List<InterfaceHttpData> result = requestInfo.getMultipartParts();
    assertThat(result, notNullValue());
    assertThat(result.size(), is(1));

    // expect
    requestInfo.releaseMultipartData();
    requestInfo.getMultipartParts();
    fail("Expected an error, but none was thrown");
}
 

@Test(
        alwaysRun = true,
        dependsOnMethods = {"testLegacyPredict"})
public void testPredictionsInvalidRequestSize() throws InterruptedException {
    Channel channel = TestUtils.getInferenceChannel(configManager);
    TestUtils.setResult(null);
    TestUtils.setLatch(new CountDownLatch(1));
    DefaultFullHttpRequest req =
            new DefaultFullHttpRequest(
                    HttpVersion.HTTP_1_1, HttpMethod.POST, "/predictions/noop");

    req.content().writeZero(11485760);
    HttpUtil.setContentLength(req, req.content().readableBytes());
    req.headers().set(HttpHeaderNames.CONTENT_TYPE, HttpHeaderValues.APPLICATION_OCTET_STREAM);
    channel.writeAndFlush(req);

    TestUtils.getLatch().await();

    Assert.assertEquals(TestUtils.getHttpStatus(), HttpResponseStatus.REQUEST_ENTITY_TOO_LARGE);
}
 

@Test
public void testDeniedRule() throws UnknownHostException {
  List<Http1DeterministicRuleEngineConfig.Rule> blacklist = new ArrayList<>();
  HashMultimap<String, String> headers = HashMultimap.create();
  headers.put("User-Agent", "Bad-actor: 1.0");
  Http1DeterministicRuleEngineConfig.Rule bad =
      new Http1DeterministicRuleEngineConfig.Rule(
          HttpMethod.GET, "/path/to/failure", HttpVersion.HTTP_1_0, headers);
  blacklist.add(bad);
  Http1Filter http1Filter =
      new Http1Filter(new Http1FilterConfig(ImmutableList.copyOf(blacklist)));
  EmbeddedChannel chDeny = new EmbeddedChannel(http1Filter);
  DefaultHttpRequest request =
      new DefaultHttpRequest(HttpVersion.HTTP_1_0, HttpMethod.GET, "/path/to/failure");
  request.headers().set("User-Agent", "Bad-actor: 1.0");
  chDeny.writeInbound(request);
  chDeny.runPendingTasks();
  assertFalse(chDeny.isActive());
  assertFalse(chDeny.isOpen());
}
 

@Test(
        alwaysRun = true,
        dependsOnMethods = {"testMetricManager"})
public void testInvalidRootRequest() throws InterruptedException {
    Channel channel = TestUtils.connect(false, configManager);
    Assert.assertNotNull(channel);

    HttpRequest req = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "/");
    channel.writeAndFlush(req).sync();
    channel.closeFuture().sync();

    ErrorResponse resp = JsonUtils.GSON.fromJson(TestUtils.getResult(), ErrorResponse.class);

    Assert.assertEquals(resp.getCode(), HttpResponseStatus.METHOD_NOT_ALLOWED.code());
    Assert.assertEquals(resp.getMessage(), ERROR_METHOD_NOT_ALLOWED);
}
 

public static HttpResponse createServerDefault(String requestCookie) {
	HttpResponse ret = new HttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK, Unpooled.buffer());

	ret.headers().set(HttpHeaderNames.CONTENT_TYPE, "application/json; charset=UTF-8");

	if (requestCookie == null) { return ret; }

	Set<Cookie> cookies = ServerCookieDecoder.STRICT.decode(requestCookie);
	if (cookies.isEmpty()) { return ret; }

	// Reset the cookies if necessary.
	for (Cookie cookie : cookies) {
		ret.headers().add(HttpHeaderNames.SET_COOKIE, ClientCookieEncoder.STRICT.encode(cookie));
	}

	return ret;
}
 

@Test
public void testSuggestPostWithValidTypeAndQuery() throws Exception {
// @formatter:off
    String content =
    "{\n" +
    "    \"type\": \"metrics\",\n" +
    "    \"q\": \"sys.cpu.user\"\n" +
    "}";
    // @formatter:on
    decoder = new TestHttpQueryDecoder(config);
    DefaultFullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST,
            "/api/suggest");
    request.content().writeBytes(content.getBytes());
    addCookie(request);
    decoder.decode(null, request, results);
    Assert.assertEquals(1, results.size());
    Assert.assertEquals(SuggestRequest.class, results.iterator().next().getClass());
    SuggestRequest suggest = (SuggestRequest) results.iterator().next();
    Assert.assertEquals("metrics", suggest.getType());
    Assert.assertEquals("sys.cpu.user", suggest.getQuery().get());
    Assert.assertEquals(25, suggest.getMax());
    suggest.validate();
}
 

@Test
public void givenTwoChannelHandlers_testPipeline() {

	final FullHttpRequest httpRequest = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET,
			"/calculate?a=10&b=5");
	httpRequest.headers().add("Operator", "Add");

	EmbeddedChannel channel = new EmbeddedChannel(new HttpMessageHandler(), new CalculatorOperationHandler());

	channel.pipeline().addFirst(new HttpMessageHandler()).addLast(new CalculatorOperationHandler());

	// send HTTP request to server and check that the message is on the inbound pipeline
	assertThat(channel.writeInbound(httpRequest)).isTrue();

	long inboundChannelResponse = channel.readInbound();
	assertThat(inboundChannelResponse).isEqualTo(15);

	// we should have an outbound message in the form of a HTTP response
	assertThat(channel.outboundMessages().size()).isEqualTo(1);
	// Object response = channel.readOutbound();

	FullHttpResponse httpResponse = channel.readOutbound();
	String httpResponseContent = httpResponse.content().toString(Charset.defaultCharset());
	assertThat(httpResponseContent).isEqualTo("15");
}
 

/**
 * 设置keep-alive
 */
public HttpResponse keepAlive(HttpVersion httpVersion, Map<String, String> header) {

    String connection = header.getOrDefault(HeaderPublicKey.CONNECTION, Keepalive.CLOSE_ALIVE).toLowerCase();

    //设置keep-alive
    if ((httpVersion.equals(HttpVersion.HTTP_1_1) && !connection.equals(Keepalive.CLOSE_ALIVE))) {
        setKeepAlive(true);
    } else if (httpVersion.equals(HttpVersion.HTTP_1_0) && connection.equals(Keepalive.KEEP_ALIVE)) {
        setKeepAlive(true);
    }

    if (isKeepAlive()) {
        addHeader(HeaderPublicKey.CONNECTION, Keepalive.KEEP_ALIVE);
    }

    return this;
}
 

/**
 * Creates a {@link NettyRequest} with the given parameters.
 * @param httpMethod the {@link HttpMethod} desired.
 * @param uri the URI desired.
 * @param headers {@link HttpHeaders} that need to be a part of the request.
 * @param channel the {@link Channel} that the request arrived over.
 * @return {@link NettyRequest} encapsulating a {@link HttpRequest} with the given parameters.
 * @throws RestServiceException if the {@code httpMethod} is not recognized by {@link NettyRequest}.
 */
private NettyRequest createNettyRequest(HttpMethod httpMethod, String uri, HttpHeaders headers, Channel channel)
    throws RestServiceException {
  MetricRegistry metricRegistry = new MetricRegistry();
  RestRequestMetricsTracker.setDefaults(metricRegistry);
  HttpRequest httpRequest = new DefaultHttpRequest(HttpVersion.HTTP_1_1, httpMethod, uri, false);
  if (headers != null) {
    httpRequest.headers().set(headers);
  }
  NettyRequest nettyRequest =
      new NettyRequest(httpRequest, channel, new NettyMetrics(metricRegistry), BLACKLISTED_QUERY_PARAM_SET);
  assertEquals("Auto-read is in an invalid state",
      (!httpMethod.equals(HttpMethod.POST) && !httpMethod.equals(HttpMethod.PUT))
          || NettyRequest.bufferWatermark <= 0, channel.config().isAutoRead());
  return nettyRequest;
}
 

@Override
protected void channelRead0(ChannelHandlerContext ctx, SuggestRequest msg) throws Exception {
    byte[] buf = null;
    try {
        buf = JsonUtil.getObjectMapper().writeValueAsBytes(dataStore.suggest(msg));
    } catch (TimelyException e) {
        LOG.error(e.getMessage(), e);
        this.sendHttpError(ctx, e);
        return;
    }
    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
            Unpooled.copiedBuffer(buf));
    response.headers().set(HttpHeaderNames.CONTENT_TYPE, Constants.JSON_TYPE);
    response.headers().set(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
    sendResponse(ctx, response);
}
 

@Test
public void testLanguageOrder() throws Exception {
    HttpRequest req = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "/");
    req.headers().set(HeaderNames.ACCEPT_LANGUAGE, "da, en-gb;q=0.8, en;q=0.7");
    RequestFromVertx request = new RequestFromVertx(create(req));
    assertThat(request.languages()).containsExactly(
            new Locale("da"),
            new Locale("en", "gb"),
            new Locale("en")
    );

    req.headers().set(HeaderNames.ACCEPT_LANGUAGE, "da, en-gb;q=0.7, en;q=0.9");
    request = new RequestFromVertx(create(req));
    assertThat(request.languages()).containsExactly(
            new Locale("da"),
            new Locale("en"),
            new Locale("en", "gb")
    );
}
 

@Test(
        alwaysRun = true,
        dependsOnMethods = {"testRegisterModelHttpError"})
public void testRegisterModelInvalidPath() throws InterruptedException {
    Channel channel = TestUtils.connect(true, configManager);
    Assert.assertNotNull(channel);

    HttpRequest req =
            new DefaultFullHttpRequest(
                    HttpVersion.HTTP_1_1,
                    HttpMethod.POST,
                    "/models?url=..%2Ffake.mar&synchronous=false");
    channel.writeAndFlush(req).sync();
    channel.closeFuture().sync();

    ErrorResponse resp = JsonUtils.GSON.fromJson(TestUtils.getResult(), ErrorResponse.class);

    Assert.assertEquals(resp.getCode(), HttpResponseStatus.NOT_FOUND.code());
    Assert.assertEquals(resp.getMessage(), "Relative path is not allowed in url: ../fake.mar");
}
 

@Before
public void setUp() throws Exception {
    executeFuture = new CompletableFuture<>();
    fullHttpResponse = mock(DefaultHttpContent.class);

    when(fullHttpResponse.content()).thenReturn(new EmptyByteBuf(ByteBufAllocator.DEFAULT));
    requestContext = new RequestContext(channelPool,
                                        eventLoopGroup,
                                        AsyncExecuteRequest.builder().responseHandler(responseHandler).build(),
                                        null);

    channel = new MockChannel();
    channel.attr(PROTOCOL_FUTURE).set(CompletableFuture.completedFuture(Protocol.HTTP1_1));
    channel.attr(REQUEST_CONTEXT_KEY).set(requestContext);
    channel.attr(EXECUTE_FUTURE_KEY).set(executeFuture);
    when(ctx.channel()).thenReturn(channel);

    nettyResponseHandler = ResponseHandler.getInstance();
    DefaultHttpResponse defaultFullHttpResponse = mock(DefaultHttpResponse.class);
    when(defaultFullHttpResponse.headers()).thenReturn(EmptyHttpHeaders.INSTANCE);
    when(defaultFullHttpResponse.status()).thenReturn(HttpResponseStatus.CREATED);
    when(defaultFullHttpResponse.protocolVersion()).thenReturn(HttpVersion.HTTP_1_1);
    nettyResponseHandler.channelRead0(ctx, defaultFullHttpResponse);
}
 

@Test
public void testLookupPostWithLimit() throws Exception {
// @formatter:off
    String content =
    "{\n" +
    "    \"metric\": \"sys.cpu.user\",\n" +
    "    \"limit\": 3000\n" +
    "}";
    // @formatter:on
    decoder = new TestHttpQueryDecoder(config);
    DefaultFullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST,
            "/api/search/lookup");
    request.content().writeBytes(content.getBytes());
    addCookie(request);
    decoder.decode(null, request, results);
    Assert.assertEquals(1, results.size());
    Assert.assertEquals(SearchLookupRequest.class, results.iterator().next().getClass());
    SearchLookupRequest lookup = (SearchLookupRequest) results.iterator().next();
    Assert.assertEquals("sys.cpu.user", lookup.getQuery());
    Assert.assertEquals(3000, lookup.getLimit());
    Assert.assertEquals(0, lookup.getTags().size());
}
 

@Test
public void adapt_h1Request_requestIsCorrect() {
    SdkHttpRequest request = SdkHttpRequest.builder()
            .uri(URI.create("http://localhost:12345/foo/bar/baz"))
            .putRawQueryParameter("foo", "bar")
            .putRawQueryParameter("bar", "baz")
            .putHeader("header1", "header1val")
            .putHeader("header2", "header2val")
            .method(SdkHttpMethod.GET)
            .build();

    HttpRequest adapted = h1Adapter.adapt(request);

    assertThat(adapted.method()).isEqualTo(HttpMethod.valueOf("GET"));
    assertThat(adapted.uri()).isEqualTo("/foo/bar/baz?foo=bar&bar=baz");
    assertThat(adapted.protocolVersion()).isEqualTo(HttpVersion.HTTP_1_1);
    assertThat(adapted.headers().getAll("Host")).containsExactly("localhost:12345");
    assertThat(adapted.headers().getAll("header1")).containsExactly("header1val");
    assertThat(adapted.headers().getAll("header2")).containsExactly("header2val");
}
 

private FullHttpRequest createFullHttpRequest(HttpHeaders headers) {
	io.netty.handler.codec.http.HttpMethod nettyMethod =
			io.netty.handler.codec.http.HttpMethod.valueOf(this.method.name());

	String authority = this.uri.getRawAuthority();
	String path = this.uri.toString().substring(this.uri.toString().indexOf(authority) + authority.length());
	FullHttpRequest nettyRequest = new DefaultFullHttpRequest(
			HttpVersion.HTTP_1_1, nettyMethod, path, this.body.buffer());

	nettyRequest.headers().set(HttpHeaders.HOST, this.uri.getHost() + ":" + getPort(this.uri));
	nettyRequest.headers().set(HttpHeaders.CONNECTION, "close");
	headers.forEach((headerName, headerValues) -> nettyRequest.headers().add(headerName, headerValues));
	if (!nettyRequest.headers().contains(HttpHeaders.CONTENT_LENGTH) && this.body.buffer().readableBytes() > 0) {
		nettyRequest.headers().set(HttpHeaders.CONTENT_LENGTH, this.body.buffer().readableBytes());
	}

	return nettyRequest;
}
 

@Test
public void upgradeEventNoRefCntError() throws Exception {
    frameListener.onHeadersRead(http2HandlerCtx, Http2CodecUtil.HTTP_UPGRADE_STREAM_ID, request, 31, false);

    // Using reflect as the constructor is package-private and the class is final.
    Constructor<UpgradeEvent> constructor =
            UpgradeEvent.class.getDeclaredConstructor(CharSequence.class, FullHttpRequest.class);

    // Check if we could make it accessible which may fail on java9.
    Assume.assumeTrue(ReflectionUtil.trySetAccessible(constructor, true) == null);

    HttpServerUpgradeHandler.UpgradeEvent upgradeEvent = constructor.newInstance(
            "HTTP/2", new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "/"));
    channel.pipeline().fireUserEventTriggered(upgradeEvent);
    assertEquals(1, upgradeEvent.refCnt());
}
 

@Override
public FullHttpResponse respond(FullHttpRequest request, ChannelHandlerContext ctx) throws Exception {
   String json = request.content().toString(CharsetUtil.UTF_8);
   ClientMessage clientMessage = JSON.fromJson(json, ClientMessage.class);

   ClientMessage.Builder responseBuilder = ClientMessage.builder().withCorrelationId(clientMessage.getCorrelationId()).withSource(Address.platformService(PlatformConstants.SERVICE_PEOPLE).getRepresentation());
   Pair<MessageBody, HttpResponseStatus> responseTuple;

   try {
      responseTuple = handleChangePassword(clientMessage, ctx);
   } catch (Exception e) {
      responseTuple = new ImmutablePair<MessageBody, HttpResponseStatus>(Errors.fromException(e), HttpResponseStatus.INTERNAL_SERVER_ERROR);
   }

   ClientMessage responseMessage = responseBuilder.withPayload(responseTuple.getLeft()).create();
   FullHttpResponse httpResponse = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, responseTuple.getRight(), Unpooled.copiedBuffer(JSON.toJson(responseMessage), CharsetUtil.UTF_8));
   httpResponse.headers().set(HttpHeaders.Names.CONTENT_TYPE, BridgeHeaders.CONTENT_TYPE_JSON_UTF8);
   return httpResponse;
}
 

private HttpResponse createOfflineResponse() {
    ByteBuf buffer = Unpooled.wrappedBuffer("Offline response".getBytes());
    HttpResponse response = new DefaultFullHttpResponse(
            HttpVersion.HTTP_1_1, HttpResponseStatus.OK, buffer);
    HttpHeaders.setContentLength(response, buffer.readableBytes());
    HttpHeaders.setHeader(response, HttpHeaders.Names.CONTENT_TYPE,
            "text/html");
    return response;
}
 

private static final FullHttpResponse http_200(String result) {
    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK,
            Unpooled.wrappedBuffer(result.getBytes()));
    HttpHeaders httpHeaders = response.headers();
    httpHeaders.set(HttpHeaders.Names.CONTENT_TYPE, "text/plain");
    httpHeaders.set(HttpHeaders.Names.CONTENT_LENGTH, response.content().readableBytes());
    return response;
}
 

private static final FullHttpResponse http_500(String errorMessage) {
    FullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.INTERNAL_SERVER_ERROR
            , Unpooled.wrappedBuffer(errorMessage.getBytes()));
    HttpHeaders httpHeaders = response.headers();
    httpHeaders.set(HttpHeaders.Names.CONTENT_TYPE, "text/plain");
    httpHeaders.set(HttpHeaders.Names.CONTENT_LENGTH, response.content().readableBytes());
    return response;
}
 

private Http1Version build(HttpVersion version) {
  if (version != null) {
    if (version.equals(HttpVersion.HTTP_1_0)) {
      return Http1Version.HTTP_1_0;
    } else if (version.equals(HttpVersion.HTTP_1_1)) {
      return Http1Version.HTTP_1_1;
    }
  }
  return null;
}
 

@Test
public void testMultipartRequestWithFieldInvalidCharset() throws Exception {
    final String boundary = "dLV9Wyq26L_-JQxk6ferf-RT153LhOO";
    final DefaultFullHttpRequest req = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST,
        "http://localhost");
    req.headers().add(HttpHeaderNames.CONTENT_TYPE, "multipart/form-data; boundary=" + boundary);
    // Force to use memory-based data.
    final DefaultHttpDataFactory inMemoryFactory = new DefaultHttpDataFactory(false);
    final String aData = "some data would be here. the data should be long enough that it " +
        "will be longer than the original buffer length of 256 bytes in " +
        "the HttpPostRequestDecoder in order to trigger the issue. Some more " +
        "data just to be on the safe side.";
    final String body =
        "--" + boundary + "\r\n" +
            "Content-Disposition: form-data; name=\"root\"\r\n" +
            "Content-Type: text/plain; charset=ABCD\r\n" +
            "\r\n" +
            aData +
            "\r\n" +
            "--" + boundary + "--\r\n";

    req.content().writeBytes(body.getBytes(CharsetUtil.UTF_8));
    // Create decoder instance to test.
    try {
        new HttpPostRequestDecoder(inMemoryFactory, req);
        fail("Was expecting an ErrorDataDecoderException");
    } catch (HttpPostRequestDecoder.ErrorDataDecoderException e) {
        assertTrue(e.getCause() instanceof UnsupportedCharsetException);
    } finally {
        req.release();
    }
}
 

@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
    DefaultFullHttpRequest upgradeRequest =
            new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "/");
    ctx.writeAndFlush(upgradeRequest);

    ctx.fireChannelActive();

    // Done with this handler, remove it from the pipeline.
    ctx.pipeline().remove(this);

    configureEndOfPipeline(ctx.pipeline());
}