* @throws Exception
     */
    @Test
    public void testError() throws Exception {
        logger.error("error");
    }

    /**
     * @throws Exception
     */
    @Test
    public void testFatal() throws Exception {
        logger.fatal("fatal");
    }

    /**
     * @throws Exception
     */
    @Test
    public void testLog() throws Exception {
        logger.log("ILOGTEST0001");
    }

    public void test_load_virtualHosts() {
        List<RelatedQuery> testData = new ArrayList<>();
        testData.add(createRelatedQuery("term1", new String[] { "query1" }, "host1"));
        testData.add(createRelatedQuery("term1", new String[] { "query2" }, "host2"));
        testData.add(createRelatedQuery("term2", new String[] { "query3" }, ""));
        mockBhv.setTestData(testData);

        int count = relatedQueryHelper.load();

    public void test_load_virtualHosts() {
        List<RelatedContent> testData = new ArrayList<>();
        testData.add(createRelatedContent("term1", "Content for host1", "host1"));
        testData.add(createRelatedContent("term1", "Content for host2", "host2"));
        testData.add(createRelatedContent("term2", "Content for default", ""));
        mockBhv.setTestData(testData);

        int count = relatedContentHelper.load();

  public void testToString() throws IOException {
    URL resource = getClass().getResource("testdata/i18n.txt");
    assertEquals(I18N, Resources.toString(resource, UTF_8));
    assertThat(Resources.toString(resource, US_ASCII)).isNotEqualTo(I18N);
  }

  public void testToByteArray() throws IOException {
    URL resource = getClass().getResource("testdata/i18n.txt");
    assertThat(Resources.toByteArray(resource)).isEqualTo(I18N.getBytes(UTF_8));

        final Integer testData = Integer.valueOf(123);
        FieldUtil.set(field, this, testData);
        assertThat((Integer) FieldUtil.get(field, this), is(testData));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testGetIntField() throws Exception {
        final Field field = getClass().getField("intField");
        final int testData = 1234567890;

        assertEquals(0, result.length);
    }

    public void test_gzipCompress_and_gzipDecompress() {
        String testData =
                "This is test data for compression that should be long enough to actually compress effectively when using gzip compression algorithm";
        byte[] originalBytes = testData.getBytes();

        byte[] compressed = searchHelper.gzipCompress(originalBytes);

        // Create some objects and measure their sizes
        List<String> testData = new ArrayList<>();
        for (int i = 0; i < 100; i++) {
            testData.add("test data " + i);
        }

        long listSize = MemoryUtil.sizeOf(testData);
        assertTrue(listSize > 0);

        String memoryLog2 = MemoryUtil.getMemoryUsageLog();

    private static final Logger logger = LogManager.getLogger(SearchApiTests.class);
    private static final String NAME_PREFIX = "searchApiTest_";
    private static final String DEFAULT_TESTDATA_PATH = "/tmp/fess-testdata";
    private static final String CRAWL_LABEL = NAME_PREFIX + "_label";
    private static final String TEST_LABEL = "tools";
    private static String fileConfigId;
    private static String labelId;