viewHelper.init();

        getMockRequest().addHeader("x-forwarded-for", "192.168.1.1");
        assertEquals("192.168.1.1", viewHelper.getClientIp(getMockRequest()));

        getMockRequest().setRemoteAddr("127.0.0.1");
        assertNotNull(viewHelper.getClientIp(getMockRequest()));
    }

    @Test
    public void test_createHighlightText() {
        ViewHelper viewHelper = new ViewHelper();

        request.setRemoteAddr("192.168.1.100");
        assertEquals("192.168.1.100", rateLimitHelper.getClientIp(request));
    }

    @Test
    public void test_getClientIp_xForwardedFor_trustedProxy() {
        // 127.0.0.1 is configured as a trusted proxy by default
        final MockletHttpServletRequest request = getMockRequest();
        request.setRemoteAddr("127.0.0.1");