Iterator<Entry<E>> entryIterator = entryIterator();
    if (entryIterator.hasNext()) {
      Entry<E> result = entryIterator.next();
      result = Multisets.immutableEntry(result.getElement(), result.getCount());
      entryIterator.remove();
      return result;
    }
    return null;
  }

  @Override
  public @Nullable Entry<E> pollLastEntry() {

        source.put("NestedMap", nested);

        Map<String, Object> result = searchLogHelper.toLowerHyphen(source);

        assertEquals("value1", result.get("test_key"));
        assertEquals("value2", result.get("another_test_key"));

        @SuppressWarnings("unchecked")
        Map<String, Object> nestedResult = (Map<String, Object>) result.get("nested_map");
        assertEquals("nestedValue", nestedResult.get("nested_key"));

    // Test API result with messages
    public void test_apiResultWithMessages() {
        String testMessage = "Test error message";
        ApiResult.ApiErrorResponse errorResponse = new ApiResult.ApiErrorResponse();
        errorResponse.message(testMessage);
        errorResponse.status(Status.BAD_REQUEST);
        ApiResult result = errorResponse.result();

        assertNotNull(result);

          "10000003b00102a032880f0290011faceb00c00000002",
      ),
    )
    dns = buildLocalhost(bootstrapClient, true)
    val result = dns.lookup("google.com")
    assertThat(result.size).isEqualTo(2)
    assertThat(result).contains(address("157.240.1.18"))
    assertThat(result).contains(address("2a03:2880:f029:11:face:b00c:0:2"))
    val request1 = server.takeRequest()
    assertThat(request1.method).isEqualTo("GET")

        String longString1 = "a".repeat(1000);
        String longString2 = "b".repeat(1000);
        String result = StringUtil.join(",", longString1, longString2);
        assertEquals(2001, result.length()); // 1000 + 1 + 1000
        assertTrue(result.startsWith("aaa"));
        assertTrue(result.endsWith("bbb"));
        assertTrue(result.contains(","));
    }

    @Test
    @DisplayName("Should handle long delimiter")

    void testIsSigningEnforcedReturnsTrue() {
        // Given
        when(negotiationRequest.isSigningEnforced()).thenReturn(true);

        // When
        boolean result = negotiationRequest.isSigningEnforced();

        // Then
        assertTrue(result, "isSigningEnforced should return true when signing is enforced");
        verify(negotiationRequest, times(1)).isSigningEnforced();
    }

    @Test

        };

        try {
            String result = SearchEngineUtil.getXContentString(xContent, XContentType.JSON);
            assertNotNull(result);
            assertTrue(result.contains("name"));
            assertTrue(result.contains("test"));
            assertTrue(result.contains("123"));
            assertTrue(result.contains("true"));
            assertTrue(result.contains("items"));

            searchPaging(data, form);
        });
    }

    /**
     * Searches job logs based on the form criteria.
     *
     * @param form the search form
     * @return HTML response for the search results
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse search(final SearchForm form) {
        saveToken();

        byte[] buffer = new byte[1024];

        int result = setupAndX.readBytesWireFormat(buffer, 0);

        // The implementation always returns 0
        assertEquals(0, result, "readBytesWireFormat returns 0");
    }

    @Test
    void testToString() {
        String result = setupAndX.toString();
        assertNotNull(result);

        assertTrue("Result should contain password={cipher}, but was: " + result, result.contains("password={cipher}"));

        // Test with empty encryption target
        value = "password=";
        result = ParameterUtil.encrypt(value);
        assertTrue(result.contains("password={cipher}"));

        // Test with only whitespace value