assertThat(frameLog(true, 3, 10000, TYPE_HEADERS, 0x4))
      .isEqualTo("<< 0x00000003 10000 HEADERS       END_HEADERS")
    assertThat(frameLog(true, 3, 10000, TYPE_CONTINUATION, 0x4))
      .isEqualTo("<< 0x00000003 10000 CONTINUATION  END_HEADERS")
    assertThat(frameLog(true, 4, 10000, TYPE_PUSH_PROMISE, 0x4))
      .isEqualTo("<< 0x00000004 10000 PUSH_PROMISE  END_PUSH_PROMISE")
  }

  @Test
  fun flagOverlapOn0x20() {

    frame.writeByte(Http2.TYPE_HEADERS)
    frame.writeByte(FLAG_NONE)
    frame.writeInt(expectedStreamId and 0x7fffffff)
    frame.write(headerBlock, Http2.INITIAL_MAX_FRAME_SIZE.toLong())

    // Write the continuation frame, specifying no more frames are expected.
    writeMedium(frame, headerBlock.size.toInt())
    frame.writeByte(Http2.TYPE_CONTINUATION)
    frame.writeByte(FLAG_END_HEADERS)

        assertFalse(chain.wasDoFilterCalled());
    }

    @Test
    public void test_process_withChainContinuation() throws IOException, ServletException {
        // Test process with chain continuation
        ChainingWebApiManager manager = new ChainingWebApiManager();

        TestHttpServletRequest request = new TestHttpServletRequest();
        TestHttpServletResponse response = new TestHttpServletResponse();

                    log.trace(Hexdump.toHexString(buffer, 4, n));

                }
                /*
                 * For some reason this can sometimes get broken up into another
                 * "NBSS Continuation Message" frame according to WireShark
                 */

                this.out.write(buffer, 0, 4 + n);
                this.out.flush();
            }
        } finally {

		Description:    "Remote backend is unreachable",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrIncorrectContinuationToken: {
		Code:           "InvalidArgument",
		Description:    "The continuation token provided is incorrect",
		HTTPStatusCode: http.StatusBadRequest,
	},
	// S3 Select API Errors
	ErrEmptyRequestBody: {
		Code:           "EmptyRequestBody",

* ✨ Support `dataclasses` in responses. PR [#3576](https://github.com/tiangolo/fastapi/pull/3576) by [@tiangolo](https://github.com/tiangolo), continuation from initial PR [#2722](https://github.com/tiangolo/fastapi/pull/2722) by [@amitlissack](https://github.com/amitlissack).

### Docs