cred.scope.service = service
	cred.scope.request = requestVersion

	return cred
}

// validates the credential fields against the expected credential.
func validateCredentialfields(t *testing.T, testNum int, expectedCredentials credentialHeader, actualCredential credentialHeader) {
	if expectedCredentials.accessKey != actualCredential.accessKey {

    }

    @Override
    protected String getItemEndpointSuffix() {
        return ITEM_ENDPOINT_SUFFIX;
    }

    @Override
    protected Map<String, Object> createTestParam(int id) {
        fail(); // Unreachable
        return null;
    }

    @Override
    protected Map<String, Object> getUpdateMap() {
        fail(); // Unreachable
        return null;
    }

    @Override

  }

  @Override
  Set<Entry<K, V>> createEntries() {
    return new EntrySet();
  }

  private final class EntrySet extends Entries implements Set<Entry<K, V>> {
    @Override
    public int hashCode() {
      return Sets.hashCodeImpl(this);
    }

    @Override
    public boolean equals(@Nullable Object o) {
      return Sets.equalsImpl(this, o);
    }
  }

      it is RequestFailed ||
      it is ResponseFailed

  private fun sleep(delayMillis: Int) {
    try {
      Thread.sleep(delayMillis.toLong())
    } catch (e: InterruptedException) {
      Thread.currentThread().interrupt()
    }
  }

  private fun cancelLater(
    call: Call,
    delayMillis: Int,
  ): CountDownLatch {
    val latch = CountDownLatch(1)
    Thread {
      sleep(delayMillis)

👆 💪 💭 ⚫️ *➡ 🛠️ 🔢* 🍵 "👨‍🎨" (🍵 `@app.get("/some-path")`).

& ⚫️ 💪 📨 🕳 👆 💚.

👉 💼, 👉 🔗 ⌛:

* 📦 🔢 🔢 `q` 👈 `str`.
* 📦 🔢 🔢 `skip` 👈 `int`, & 🔢 `0`.
* 📦 🔢 🔢 `limit` 👈 `int`, & 🔢 `100`.

& ⤴️ ⚫️ 📨 `dict` ⚗ 📚 💲.

### 🗄 `Depends`

{* ../../docs_src/dependencies/tutorial001.py hl[3] *}

### 📣 🔗, "⚓️"

* `write(data)`: Записать данные `data` (`str` или `bytes`) в файл.
* `read(size)`: Прочитать количество `size` (`int`) байт/символов из файла.
* `seek(offset)`: Перейти к байту на позиции `offset` (`int`) в файле.
    * Наример, `await myfile.seek(0)` перейдет к началу файла.

        MockSMailPostingDiscloser discloser = new MockSMailPostingDiscloser();

        StringBuilder longSubject = new StringBuilder();
        StringBuilder longContent = new StringBuilder();
        for (int i = 0; i < 100; i++) {
            longSubject.append("Subject Line ").append(i).append(" ");
            longContent.append("Content Line ").append(i).append(" with more text. ");
        }

    hasher = mock(Hasher.class);
    hashFunction = mock(HashFunction.class);

    when(hashFunction.newHasher()).thenReturn(hasher);
  }

  public void testWrite_putSingleByte() throws Exception {
    int b = 'q';
    HashingOutputStream out = new HashingOutputStream(hashFunction, buffer);
    out.write(b);

    verify(hashFunction).newHasher();
    verify(hasher).putByte((byte) b);

    checkNotNull(function);
    return Optional.absent();
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    return this == obj;
  }

  @Override
  public int hashCode() {
    return 0x79a31aac;
  }

  @Override
  public String toString() {
    return "Optional.absent()";
  }

  private Object readResolve() {
    return INSTANCE;
  }

    @Override
    public void onRemoval(RemovalNotification<K, V> notification) {
      count.incrementAndGet();
      lastNotification = notification;
    }

    public int getCount() {
      return count.get();
    }

    public K getLastEvictedKey() {
      return lastNotification.getKey();
    }

    public V getLastEvictedValue() {
      return lastNotification.getValue();