@DataProvider
    public Object[][] testInfo() throws IOException {
        return new Object[][] {

            {"mail1@yandex.ru","password","mail2@yandex.ru","password2"},
            {"mail3@yandex.ru","password3","mail4@yandex.ru","password4"},
            {"mail5@yandex.ru","password5","mail6@yandex.ru","password6"},

    };
}
@Test(dataProvider = "testInfo")
public void mailTest(String emailFrom,String passwordFrom,String emailTo,String passwordTo) throws IOException, MessagingException {
    Sender.send(emailFrom, passwordFrom, "mailSubject", "messsage", emailTo);
    .
    .
    .
}
}