@RunWith(value = Parameterized.class)
public class CellListTest {
    CellListPage page = new CellListPage();
    private String category;

    public CellListTest(String category) {
        this.category = category;
    }

    @Parameterized.Parameters
    public static Object[] data() {
        return new Object[] { "Family" , "Friends", "Coworkers", "Businesses", "Contacts" };
    }

    @BeforeClass
    public static void preconditions() {
        String URL = getProperty("cell_list_page");
        open(URL);
    }

    @Test
    public void addManyUsers() {
        int previousCount = page.getCount();

        page.fillFirstName("RandomUser")
                .fillLastName("RandomLastName")
                .selectCategory(category)
                .fillBirthday("January 1, 2021")
                .fillAddress("Novosibirsk")
                .createContact();

        int actualCount = page.getCount();

        assertEquals(previousCount + 1, actualCount);
    }

    @Test
    public void addOneUser() {
        page.fillFirstName("RandomUser")
                .fillLastName("RandomLastName")
                .selectCategory("randomValue")
                .fillBirthday("January 1, 2021")
                .fillAddress("Novosibirsk")
                .createContact();
    }