コード例 #1
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  @Test
  public void testWebSocketResponse() {
    byte[] data =
        ("HTTP/1.1 101 WebSocket Protocol Handshake\r\n"
                + "Upgrade: WebSocket\r\n"
                + "Connection: Upgrade\r\n"
                + "Sec-WebSocket-Origin: http://localhost:8080\r\n"
                + "Sec-WebSocket-Location: ws://localhost/some/path\r\n"
                + "\r\n"
                + "1234567812345678")
            .getBytes();
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    ch.writeInbound(Unpooled.wrappedBuffer(data));

    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.SWITCHING_PROTOCOLS));
    HttpContent content = ch.readInbound();
    assertThat(content.content().readableBytes(), is(16));
    content.release();

    assertThat(ch.finish(), is(false));

    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #2
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  @Test
  public void testGarbageHeaders() {
    // A response without headers - from https://github.com/netty/netty/issues/2103
    byte[] data =
        ("<html>\r\n"
                + "<head><title>400 Bad Request</title></head>\r\n"
                + "<body bgcolor=\"white\">\r\n"
                + "<center><h1>400 Bad Request</h1></center>\r\n"
                + "<hr><center>nginx/1.1.19</center>\r\n"
                + "</body>\r\n"
                + "</html>\r\n")
            .getBytes();

    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());

    ch.writeInbound(Unpooled.wrappedBuffer(data));

    // Garbage input should generate the 999 Unknown response.
    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_0));
    assertThat(res.getStatus().code(), is(999));
    assertThat(res.getDecoderResult().isFailure(), is(true));
    assertThat(res.getDecoderResult().isFinished(), is(true));
    assertThat(ch.readInbound(), is(nullValue()));

    // More garbage should not generate anything (i.e. the decoder discards anything beyond this
    // point.)
    ch.writeInbound(Unpooled.wrappedBuffer(data));
    assertThat(ch.readInbound(), is(nullValue()));

    // Closing the connection should not generate anything since the protocol has been violated.
    ch.finish();
    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #3
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  @Test
  public void testResponseWithContentLength() {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    ch.writeInbound(
        Unpooled.copiedBuffer(
            "HTTP/1.1 200 OK\r\n" + "Content-Length: 10\r\n" + "\r\n", CharsetUtil.US_ASCII));

    byte[] data = new byte[10];
    for (int i = 0; i < data.length; i++) {
      data[i] = (byte) i;
    }
    ch.writeInbound(Unpooled.wrappedBuffer(data, 0, data.length / 2));
    ch.writeInbound(Unpooled.wrappedBuffer(data, 5, data.length / 2));

    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));

    HttpContent firstContent = ch.readInbound();
    assertThat(firstContent.content().readableBytes(), is(5));
    assertEquals(Unpooled.wrappedBuffer(data, 0, 5), firstContent.content());
    firstContent.release();

    LastHttpContent lastContent = ch.readInbound();
    assertEquals(5, lastContent.content().readableBytes());
    assertEquals(Unpooled.wrappedBuffer(data, 5, 5), lastContent.content());
    lastContent.release();

    assertThat(ch.finish(), is(false));
    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #4
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  @Test
  public void testLastResponseWithTrailingHeader() {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    ch.writeInbound(
        Unpooled.copiedBuffer(
            "HTTP/1.1 200 OK\r\n"
                + "Transfer-Encoding: chunked\r\n"
                + "\r\n"
                + "0\r\n"
                + "Set-Cookie: t1=t1v1\r\n"
                + "Set-Cookie: t2=t2v2; Expires=Wed, 09-Jun-2021 10:18:14 GMT\r\n"
                + "\r\n",
            CharsetUtil.US_ASCII));

    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));

    LastHttpContent lastContent = ch.readInbound();
    assertThat(lastContent.content().isReadable(), is(false));
    HttpHeaders headers = lastContent.trailingHeaders();
    assertEquals(1, headers.names().size());
    List<String> values = headers.getAll("Set-Cookie");
    assertEquals(2, values.size());
    assertTrue(values.contains("t1=t1v1"));
    assertTrue(values.contains("t2=t2v2; Expires=Wed, 09-Jun-2021 10:18:14 GMT"));
    lastContent.release();

    assertThat(ch.finish(), is(false));
    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #5
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  private static void testLastResponseWithTrailingHeaderFragmented(
      byte[] content, int fragmentSize) {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    int headerLength = 47;
    // split up the header
    for (int a = 0; a < headerLength; ) {
      int amount = fragmentSize;
      if (a + amount > headerLength) {
        amount = headerLength - a;
      }

      // if header is done it should produce a HttpRequest
      boolean headerDone = a + amount == headerLength;
      assertEquals(headerDone, ch.writeInbound(Unpooled.wrappedBuffer(content, a, amount)));
      a += amount;
    }

    ch.writeInbound(Unpooled.wrappedBuffer(content, headerLength, content.length - headerLength));
    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));

    LastHttpContent lastContent = ch.readInbound();
    assertThat(lastContent.content().isReadable(), is(false));
    HttpHeaders headers = lastContent.trailingHeaders();
    assertEquals(1, headers.names().size());
    List<String> values = headers.getAll("Set-Cookie");
    assertEquals(2, values.size());
    assertTrue(values.contains("t1=t1v1"));
    assertTrue(values.contains("t2=t2v2; Expires=Wed, 09-Jun-2021 10:18:14 GMT"));
    lastContent.release();

    assertThat(ch.finish(), is(false));
    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #6
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  @Test
  public void testLastResponseWithHeaderRemoveTrailingSpaces() {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    ch.writeInbound(
        Unpooled.copiedBuffer(
            "HTTP/1.1 200 OK\r\nX-Header: h2=h2v2; Expires=Wed, 09-Jun-2021 10:18:14 GMT       \r\n\r\n",
            CharsetUtil.US_ASCII));

    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));
    assertThat(res.headers().get("X-Header"), is("h2=h2v2; Expires=Wed, 09-Jun-2021 10:18:14 GMT"));
    assertThat(ch.readInbound(), is(nullValue()));

    ch.writeInbound(Unpooled.wrappedBuffer(new byte[1024]));
    HttpContent content = ch.readInbound();
    assertThat(content.content().readableBytes(), is(1024));
    content.release();

    assertThat(ch.finish(), is(true));

    LastHttpContent lastContent = ch.readInbound();
    assertThat(lastContent.content().isReadable(), is(false));
    lastContent.release();

    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #7
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  @Test
  public void testPrematureClosureWithChunkedEncoding2() throws Exception {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());

    // Write the partial response.
    ch.writeInbound(
        Unpooled.copiedBuffer(
            "HTTP/1.1 200 OK\r\nTransfer-Encoding: chunked\r\n\r\n8\r\n12345678",
            CharsetUtil.US_ASCII));

    // Read the response headers.
    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));
    assertThat(res.headers().get(Names.TRANSFER_ENCODING), is("chunked"));

    // Read the partial content.
    HttpContent content = ch.readInbound();
    assertThat(content.content().toString(CharsetUtil.US_ASCII), is("12345678"));
    assertThat(content, is(not(instanceOf(LastHttpContent.class))));
    content.release();

    assertThat(ch.readInbound(), is(nullValue()));

    // Close the connection.
    ch.finish();

    // The decoder should not generate the last chunk because it's closed prematurely.
    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #8
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  @Test
  public void testClosureWithoutContentLength2() throws Exception {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());

    // Write the partial response.
    ch.writeInbound(Unpooled.copiedBuffer("HTTP/1.1 200 OK\r\n\r\n12345678", CharsetUtil.US_ASCII));

    // Read the response headers.
    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));

    // Read the partial content.
    HttpContent content = ch.readInbound();
    assertThat(content.content().toString(CharsetUtil.US_ASCII), is("12345678"));
    assertThat(content, is(not(instanceOf(LastHttpContent.class))));
    content.release();

    assertThat(ch.readInbound(), is(nullValue()));

    // Close the connection.
    assertTrue(ch.finish());

    // The decoder should still produce the last content.
    LastHttpContent lastContent = ch.readInbound();
    assertThat(lastContent.content().isReadable(), is(false));
    lastContent.release();

    // But nothing more.
    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #9
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  @Test
  public void testResponseChunkedExceedMaxChunkSize() {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder(4096, 8192, 32));
    ch.writeInbound(
        Unpooled.copiedBuffer(
            "HTTP/1.1 200 OK\r\nTransfer-Encoding: chunked\r\n\r\n", CharsetUtil.US_ASCII));

    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));

    byte[] data = new byte[64];
    for (int i = 0; i < data.length; i++) {
      data[i] = (byte) i;
    }

    for (int i = 0; i < 10; i++) {
      assertFalse(
          ch.writeInbound(
              Unpooled.copiedBuffer(
                  Integer.toHexString(data.length) + "\r\n", CharsetUtil.US_ASCII)));
      assertTrue(ch.writeInbound(Unpooled.wrappedBuffer(data)));

      byte[] decodedData = new byte[data.length];
      HttpContent content = ch.readInbound();
      assertEquals(32, content.content().readableBytes());
      content.content().readBytes(decodedData, 0, 32);
      content.release();

      content = ch.readInbound();
      assertEquals(32, content.content().readableBytes());

      content.content().readBytes(decodedData, 32, 32);

      assertArrayEquals(data, decodedData);
      content.release();

      assertFalse(ch.writeInbound(Unpooled.copiedBuffer("\r\n", CharsetUtil.US_ASCII)));
    }

    // Write the last chunk.
    ch.writeInbound(Unpooled.copiedBuffer("0\r\n\r\n", CharsetUtil.US_ASCII));

    // Ensure the last chunk was decoded.
    LastHttpContent content = ch.readInbound();
    assertFalse(content.content().isReadable());
    content.release();

    ch.finish();
    assertNull(ch.readInbound());
  }
コード例 #10
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  @Test
  public void testLastResponseWithEmptyHeaderAndEmptyContent() {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    ch.writeInbound(Unpooled.copiedBuffer("HTTP/1.1 200 OK\r\n\r\n", CharsetUtil.US_ASCII));

    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));
    assertThat(ch.readInbound(), is(nullValue()));

    assertThat(ch.finish(), is(true));

    LastHttpContent content = ch.readInbound();
    assertThat(content.content().isReadable(), is(false));
    content.release();

    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #11
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  @Test
  public void testPrematureClosureWithChunkedEncoding1() throws Exception {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    ch.writeInbound(
        Unpooled.copiedBuffer(
            "HTTP/1.1 200 OK\r\nTransfer-Encoding: chunked\r\n\r\n", CharsetUtil.US_ASCII));

    // Read the response headers.
    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));
    assertThat(res.headers().get(Names.TRANSFER_ENCODING), is("chunked"));
    assertThat(ch.readInbound(), is(nullValue()));

    // Close the connection without sending anything.
    ch.finish();
    // The decoder should not generate the last chunk because it's closed prematurely.
    assertThat(ch.readInbound(), is(nullValue()));
  }
コード例 #12
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  private static void testResponseWithContentLengthFragmented(byte[] header, int fragmentSize) {
    EmbeddedChannel ch = new EmbeddedChannel(new HttpResponseDecoder());
    // split up the header
    for (int a = 0; a < header.length; ) {
      int amount = fragmentSize;
      if (a + amount > header.length) {
        amount = header.length - a;
      }

      ch.writeInbound(Unpooled.wrappedBuffer(header, a, amount));
      a += amount;
    }
    byte[] data = new byte[10];
    for (int i = 0; i < data.length; i++) {
      data[i] = (byte) i;
    }
    ch.writeInbound(Unpooled.wrappedBuffer(data, 0, data.length / 2));
    ch.writeInbound(Unpooled.wrappedBuffer(data, 5, data.length / 2));

    HttpResponse res = ch.readInbound();
    assertThat(res.getProtocolVersion(), sameInstance(HttpVersion.HTTP_1_1));
    assertThat(res.getStatus(), is(HttpResponseStatus.OK));

    HttpContent firstContent = ch.readInbound();
    assertThat(firstContent.content().readableBytes(), is(5));
    assertEquals(Unpooled.wrappedBuffer(data, 0, 5), firstContent.content());
    firstContent.release();

    LastHttpContent lastContent = ch.readInbound();
    assertEquals(5, lastContent.content().readableBytes());
    assertEquals(Unpooled.wrappedBuffer(data, 5, 5), lastContent.content());
    lastContent.release();

    assertThat(ch.finish(), is(false));
    assertThat(ch.readInbound(), is(nullValue()));
  }