protocolHelper.addWebProtocol("httpx");
        assertEquals(3, protocolHelper.getWebProtocols().length);
        assertEquals("http:", protocolHelper.getWebProtocols()[0]);
        assertEquals("https:", protocolHelper.getWebProtocols()[1]);
        assertEquals("httpx:", protocolHelper.getWebProtocols()[2]);
        assertEquals(2, protocolHelper.getFileProtocols().length);