def test_exercise(self):
        self._navigate_to_login_view()
        login_button = self._get_login_table_row(4) \
            .find_element_by_class_name('XCUIElementTypeButton')

        login_button.click()

        alert_banner = self.driver.find_element_by_accessibility_id('Password is required.')
        self.assertEqual(alert_banner.get_attribute('value'), 'Password is required.')