public void test_load_regexTerms() {
        List<RelatedContent> testData = new ArrayList<>();
        testData.add(createRelatedContent("regex:test.*", "Test Content for __QUERY__", ""));
        testData.add(createRelatedContent("regex:[0-9]+", "Number: __QUERY__", ""));
        mockBhv.setTestData(testData);

        relatedContentHelper.load();

        String[] results = relatedContentHelper.getRelatedContents("testing");

     * This placeholder is replaced with the actual search query when
     * a regex pattern matches the query.
     */
    protected String queryPlaceHolder = "__QUERY__";

    /**
     * Initializes the RelatedContentHelper by loading related content configurations
     * from the data store. This method is called automatically after dependency
     * injection is complete.
     *