String[] results = relatedContentHelper.getRelatedContents("testing");
        assertEquals(1, results.length);
        assertEquals("Pattern Match: testing", results[0]);
    }

    public void test_setQueryPlaceHolder() {
        assertEquals("__QUERY__", relatedContentHelper.queryPlaceHolder);

        relatedContentHelper.setQueryPlaceHolder("{{QUERY}}");
        assertEquals("{{QUERY}}", relatedContentHelper.queryPlaceHolder);