import asyncio
import dataclasses
import email.message
import inspect
import json
from contextlib import AsyncExitStack, asynccontextmanager
from enum import Enum, IntEnum
from typing import (
    Any,
    AsyncIterator,
    Callable,
    Coroutine,
    Dict,
    List,
    Mapping,
    Optional,
    Sequence,
    Set,
    Tuple,
    Type,
    Union,
)

from fastapi import params

from enum import Enum
from typing import (
    Any,
    Awaitable,
    Callable,
    Coroutine,
    Dict,
    List,
    Optional,
    Sequence,
    Type,
    TypeVar,
    Union,
)

from fastapi import routing
from fastapi.datastructures import Default, DefaultPlaceholder
from fastapi.exception_handlers import (
    http_exception_handler,
    request_validation_exception_handler,

   * and values are the result of applying the provided mapping functions to the input elements. The
   * resulting implementation is specialized for enum key types. The returned map and its views will
   * iterate over keys in their enum definition order, not encounter order.
   *
   * <p>If the mapped keys contain duplicates, an {@code IllegalArgumentException} is thrown when

   * resulting implementation is specialized for enum key types. The returned map and its views will
   * iterate over keys in their enum definition order, not encounter order.
   *
   * <p>If the mapped keys contain duplicates, the values are merged using the specified merging
   * function.
   *
   * @since 21.0
   */
  public static <T extends @Nullable Object, K extends Enum<K>, V>

    val requestAfter = server.takeRequest()
    assertThat(
      requestAfter.sequenceNumber == 0 ||
        server.requestCount == 3 && server.takeRequest().sequenceNumber == 0,
    ).isTrue()
  }

  internal enum class WriteKind {
    BYTE_BY_BYTE,
    SMALL_BUFFERS,
    LARGE_BUFFERS,
  }

  @Test
  fun chunkedUpload_byteByByte() {
    doUpload(TransferKind.CHUNKED, WriteKind.BYTE_BY_BYTE)
  }

  }

  boolean usesKeyReferences() {
    return keyStrength != Strength.STRONG;
  }

  boolean usesValueReferences() {
    return valueStrength != Strength.STRONG;
  }

  enum Strength {
    /*
     * TODO(kevinb): If we strongly reference the value and aren't loading, we needn't wrap the
     * value. This could save ~8 bytes per entry.
     */

    STRONG {
      @Override

        },
        "portuguese_keywords": {
          "type":       "keyword_marker",

        },
        "portuguese_keywords": {
          "type":       "keyword_marker",

    val truncatedBody = Buffer()
    truncatedBody.write(fullBody, numBytesToKeep.toLong())
    builder.body(truncatedBody)
    builder.headers(headers)
    return builder
  }

  internal enum class TransferKind {
    CHUNKED {
      override fun setBody(
        response: MockResponse.Builder,
        content: Buffer,
        chunkSize: Int,
      ) {

   */
  @VisibleForTesting
  CountDownLatch whenClosedCountDown() {
    return closeables.whenClosedCountDown();
  }

  /** The state of a {@link CloseableList}. */
  enum State {
    /** The {@link CloseableList} has not been subsumed or closed. */
    OPEN,

    /**
     * The {@link CloseableList} has been subsumed into another. It may not be closed or subsumed