try {
            charMappingFile.reload(null);
            // If no exception, the file might have been parsed with warnings
            assertTrue(true);
        } catch (Exception e) {
            // Expected for invalid format
            assertTrue(true);
        }
    }

    // Test MappingUpdater close method with error in writer
    @Test

    val body =
      MultipartBody
        .Builder("123")
        .addPart("Hello, World!".toOneShotRequestBody())
        .build()

    assertThat(body.isOneShot()).isEqualTo(true)

    val buffer = Buffer()
    body.writeTo(buffer)
    assertThat(body.contentLength()).isEqualTo(buffer.size)
    assertThat(buffer.readUtf8()).isEqualTo(expected)
  }

     *
     * @return the signing key or null if not available
     */
    byte[] getSigningKey();

    /**
     * Validates authentication credentials
     *
     * @return true if credentials are valid
     */
    boolean validateCredentials();

    /**
     * Clears sensitive authentication data
     */
    void clearSensitiveData();

    /**

  if (loggingEnabled) {
    startNs = queue.taskRunner.backend.nanoTime()
    log(task, queue, "starting")
  }

  var completedNormally = false
  try {
    val result = block()
    completedNormally = true
    return result
  } finally {
    if (loggingEnabled) {
      val elapsedNs = queue.taskRunner.backend.nanoTime() - startNs
      if (completedNormally) {

    return ordering.<@NonNull S>nullsLast();
  }

  @Override
  public boolean equals(@Nullable Object object) {
    if (object == this) {
      return true;
    }
    if (object instanceof NullsFirstOrdering) {
      NullsFirstOrdering<?> that = (NullsFirstOrdering<?>) object;
      return this.ordering.equals(that.ordering);
    }
    return false;
  }

  public <S extends @Nullable T> Ordering<@Nullable S> nullsLast() {
    return (Ordering<@Nullable S>) this;
  }

  @Override
  public boolean equals(@Nullable Object object) {
    if (object == this) {
      return true;
    }
    if (object instanceof NullsLastOrdering) {
      NullsLastOrdering<?> that = (NullsLastOrdering<?>) object;
      return this.ordering.equals(that.ordering);
    }
    return false;
  }

  @Override

    this.cause = checkNotNull(cause);
  }

  /** Returns the cause for which the entry was removed. */
  public RemovalCause getCause() {
    return cause;
  }

  /**
   * Returns {@code true} if there was an automatic removal due to eviction (the cause is neither
   * {@link RemovalCause#EXPLICIT} nor {@link RemovalCause#REPLACED}).
   */
  public boolean wasEvicted() {
    return cause.wasEvicted();
  }

  public <S extends @Nullable T> Ordering<@Nullable S> nullsLast() {
    return (Ordering<@Nullable S>) this;
  }

  @Override
  public boolean equals(@Nullable Object object) {
    if (object == this) {
      return true;
    }
    if (object instanceof NullsLastOrdering) {
      NullsLastOrdering<?> that = (NullsLastOrdering<?>) object;
      return this.ordering.equals(that.ordering);
    }
    return false;
  }

  @Override

                }
            }
        }
    }

    private boolean hasMethods(ClassDoc classDoc) {
        boolean hasMethods = false;
        if (!classDoc.getClassMethods().isEmpty()) {
            hasMethods = true;
        }
        for (ClassExtensionDoc extensionDoc : classDoc.getClassExtensions()) {
            hasMethods |= !extensionDoc.getExtensionMethods().isEmpty();
        }
        return hasMethods;
    }

            }
        }
    }

    private boolean hasProperties(ClassDoc classDoc) {
        boolean hasProperties = false;
        if (!classDoc.getClassProperties().isEmpty()) {
            hasProperties = true;
        }
        for (ClassExtensionDoc extensionDoc : classDoc.getClassExtensions()) {
            hasProperties |= !extensionDoc.getExtensionProperties().isEmpty();
        }
        return hasProperties;
    }