ThumbnailManager testManager = new ThumbnailManager() {
            @Override
            public long purge(long expiry) {
                // Just count files that would be deleted
                return 1L;
            }
        };
        testManager.baseDir = tempDir;

        long result = testManager.purge(1L);
        assertTrue(result >= 0); // Count of deleted files
    }

            false, "keyword", 0, 0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnCreatedTime = cci("createdTime", "createdTime", null, null, Long.class, "createdTime", null, false,
            false, false, "Long", 0, 0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnExcludedPaths = cci("excludedPaths", "excludedPaths", null, null, String.class, "excludedPaths", null,

      "sortOrder": {
        "type": "integer"
      },
      "createdBy": {
        "type": "keyword"
      },
      "createdTime": {
        "type": "long"
      },
      "updatedBy": {
        "type": "keyword"
      },
      "updatedTime": {
        "type": "long"
      },
      "description" : {
        "type": "text",
        "analyzer": "standard_analyzer"
      }
    }

    protected List<String> commandList;

    /** Timeout for command execution in milliseconds. */
    protected long commandTimeout = 30 * 1000L;// 30sec

    /** Timeout for destroying processes in milliseconds. */
    protected long commandDestroyTimeout = 5 * 1000L;// 5sec

    /** Base directory for command execution. */
    protected File baseDir;

      "sortOrder": {
        "type": "integer"
      },
      "createdBy": {
        "type": "keyword"
      },
      "createdTime": {
        "type": "long"
      },
      "updatedBy": {
        "type": "keyword"
      },
      "updatedTime": {
        "type": "long"
      },
      "description" : {
        "type": "text",
        "analyzer": "standard_analyzer"
      }
    }

        /**
         * The number of deleted items.
         */
        protected long count = 1;

        /**
         * Sets the count of deleted items.
         * @param count The number of deleted items.
         * @return The ApiDeleteResponse instance.
         */
        public ApiDeleteResponse count(final long count) {
            this.count = count;
            return this;
        }

    public void test_buildAssistantHistoryContent_truncated() {
        final ChatMessage msg = ChatMessage.assistantMessage("This is a long response that should be truncated.");
        final String result = chatClient.testBuildAssistantHistoryContent(msg, "truncated", 20, 500);
        assertEquals("This is a long respo...", result);
    }

    @Test
    public void test_buildAssistantHistoryContent_truncated_shortContent() {

        final long before = System.currentTimeMillis();
        helper.sendHeartbeat();
        final long after = System.currentTimeMillis();

        assertNotNull(capturedBody.get());
        final Map<String, Object> body = coordinatorHelper.parseJson(capturedBody.get());
        final long createdTime = ((Number) body.get("createdTime")).longValue();

            false, "keyword", 0, 0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnCreatedTime = cci("createdTime", "createdTime", null, null, Long.class, "createdTime", null, false,
            false, false, "Long", 0, 0, null, null, false, null, null, null, null, null, false);
    protected final ColumnInfo _columnHostname = cci("hostname", "hostname", null, null, String.class, "hostname", null, false, false,

    protected String loggerName = "fess.log.crawler.stats";

    /** Maximum number of statistics objects to cache. */
    protected long maxCacheSize = 1000;

    /** Time in milliseconds after which cache entries expire after write. */
    protected long cacheExpireAfterWrite = 10 * 60 * 1000L;

    /** Cache for storing statistics objects keyed by crawler object identifiers. */