results = relatedContentHelper.getRelatedContents("emptytest");
        assertEquals(1, results.length);
        assertEquals("Empty Term Content", results[0]);
    }

    @Test
    public void test_setRegexPrefix() {
        assertEquals("regex:", relatedContentHelper.regexPrefix);

        relatedContentHelper.setRegexPrefix("pattern:");
        assertEquals("pattern:", relatedContentHelper.regexPrefix);