@Test public void testGetNumberOfPagesForDisplayableMessages() { MailingList mailingList = new MailingList(); mailingList.setComponentId("componentId"); int pages = messageService.getNumberOfPagesForDisplayableMessages(mailingList); assertEquals(1, pages); messageService.setElementsPerPage(1); pages = messageService.getNumberOfPagesForDisplayableMessages(mailingList); assertEquals(2, pages); messageService.setElementsPerPage(10); }