final boolean runAll = webConfigIdList == null && fileConfigIdList == null && dataConfigIdList == null;

            Thread webFsCrawlerThread = null;
            Thread dataCrawlerThread = null;

            if (runAll || webConfigIdList != null || fileConfigIdList != null) {
                webFsCrawlerThread = new Thread((Runnable) () -> {
                    // crawl web

        scriptEngineFactory.add("test", testScriptEngine);

        // Execute with null script
        Object result = scriptExecutor.execute("test", null);

        // Verify null was passed through
        assertEquals("processed: null", result);
        assertNull(testScriptEngine.getLastScript());
    }

    @Test
    public void test_execute_withEmptyScript() {
        // Setup test script engine

            @Override
            public String[] getLanguages() {
                return null;
            }

            @Override
            public GeoInfo getGeoInfo() {
                return null;
            }

            @Override
            public FacetInfo getFacetInfo() {
                return null;
            }

            @Override
            public String getSort() {

        @Override
        public java.io.OutputStream getOutputStream() {
            return null;
        }

        @Override
        public java.io.InputStream getInputStream() {
            return null;
        }

        @Override
        public java.io.InputStream getErrorStream() {
            return null;
        }
    }

    private static class TestInputStreamThread extends InputStreamThread {

        if (value != null) {
            final StringBuilder buf = new StringBuilder();
            buf.append("-D").append(name).append("=").append(value);
            if (appendValue != null) {
                buf.append(appendValue);
            }
            cmdList.add(buf.toString());
        } else if (defaultValue != null) {
            cmdList.add("-D" + name + "=" + defaultValue);

        return null;
    }

    @Override
    protected String getItemEndpointSuffix() {
        fail("getItemEndpointSuffix is not supported for StatsTests");
        return null;
    }

    @Override
    protected Map<String, Object> createTestParam(int id) {
        fail("createTestParam is not supported for StatsTests");
        return null;
    }

    @Override

        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {
            addFieldToSource(sourceMap, "createdTime", createdTime);
        }
        if (suggestWord != null) {
            addFieldToSource(sourceMap, "suggestWord", suggestWord);
        }
        if (targetLabel != null) {

        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {
            addFieldToSource(sourceMap, "createdTime", createdTime);
        }
        if (excludedPaths != null) {
            addFieldToSource(sourceMap, "excludedPaths", excludedPaths);
        }
        if (includedPaths != null) {

     * @param pathMappingList the path mapping list
     */
    public void setPathMappingList(final String sessionId, final List<PathMapping> pathMappingList) {
        if (sessionId != null) {
            if (pathMappingList != null) {
                pathMappingMap.put(sessionId, pathMappingList);
            } else {
                removePathMappingList(sessionId);
            }
        }
    }

    /**

        fileTypeHelper.add(null, "test");
        assertEquals("test", fileTypeHelper.get(null));
    }

    @Test
    public void test_add_withEmptyMimetype() {
        fileTypeHelper.add("", "empty");
        assertEquals("empty", fileTypeHelper.get(""));
    }

    @Test
    public void test_add_withNullFiletype() {
        fileTypeHelper.add("test/null", null);