* either a NullPointerException or a ClassCastException as appropriate.
   */
  private void checkIsE(Object element) {
    checkNotNull(element);
    if (!isActuallyE(element)) {
      throw new ClassCastException("Expected an " + type + " but got " + element);
    }
  }

  @Override
  int distinctElements() {
    return distinctElements;
  }

  @Override
  public int size() {

	if left != bitrotShardFileSize(partSize, shardSize, algo) {
		return errFileCorrupt
	}

	bufp := xioutil.ODirectPoolSmall.Get()
	defer xioutil.ODirectPoolSmall.Put(bufp)

	for left > 0 {
		// Read expected hash...
		h.Reset()
		n, err := io.ReadFull(r, hashBuf)
		if err != nil {
			// Read's failed for object with right size, file is corrupt.
			return err
		}
		// Subtract hash length..
		left -= int64(n)

        Map<String, Object> exceptionParams = new HashMap<>();
        exceptionParams.put("throwException", true);

        try {
            queryRescorer.evaluate(exceptionParams);
            fail("Expected RuntimeException");
        } catch (RuntimeException e) {
            assertEquals("Test exception", e.getMessage());
        }
    }

    @Test
    public void test_evaluate_concurrency() {

        }

        @Test
        @DisplayName("Should handle null buffer")
        void testReadBytesWithNullBuffer() {
            // This is expected behavior for echo request - no reading needed
            assertDoesNotThrow(() -> {
                int result = echoRequest.readBytesWireFormat(null, 0);
                assertEquals(0, result);
            });

                }
                return tag;
            }
            throw new FessSystemException("Invalid pruned tag format: '" + v
                    + "'. Expected format: tagname[attr=value].classname#id (e.g., div.content, span#header, p[data-type=ad])");
        }).toArray(n -> new PrunedTag[n]));
    }

        // Act & Assert
        assertThrows(NullPointerException.class, () -> handler.openConnection(null), "Null URL should throw NPE");
        verify(mockCtx, never()).getConfig(); // no interaction expected on failure before construction
    }

    @Test
    @DisplayName("openConnection uses SingletonContext when no context provided")
    void testOpenConnection_UsesSingletonContext() throws Exception {
        // Arrange

            default ->
                throw new IllegalArgumentException("Bad artifact coordinates " + coords
                        + ", expected format is <groupId>:<artifactId>[:<extension>[:<classifier>]]:<version>");
        };
        return s;
    }

## Our Responsibilities

Project maintainers are responsible for clarifying the standards of acceptable behavior and are expected to take appropriate and fair corrective action in response to any instances of unacceptable behavior.

                field.setAccessible(true);
                String value = (String) field.get(null);

                // Convert field name to expected value
                String fieldNamePart = field.getName().substring("LABELS_".length());
                String expectedValuePart = fieldNamePart.toLowerCase()
                        .replace("_", ".")

    }

    private
    fun String.assertContains(text: String) {
        assertTrue(contains(text)) {
            "Did not find expected error message in $this"
        }
    }