test_functionals.py

from selenium import webdriver
from django.conf import settings
from django.contrib.staticfiles.testing import StaticLiveServerTestCase


class TestFunctional(StaticLiveServerTestCase):
    def setUp(self) -> None:
        self.num_todos = 10
        self.xpath_username = "//label[@for='username']"
        self.xpath_password = "//label[@for='password']"

        # Using assertIn because when running tests in headless mode, the message is "Please fill out the field"
        # when running in normal mode, the message is "Please fill in the field"
        # So, we choose to use assertIn in this case
        self.required_field_message = "Please fill"

        self.assertTrue(hasattr(settings, "WEB_DRIVER_PATH"))

        options = webdriver.ChromeOptions()
        if settings.WEB_DRIVER_HEADLESS:
            options.add_argument("--headless")

        self.driver = webdriver.Chrome(
            executable_path=settings.WEB_DRIVER_PATH, chrome_options=options
        )
        self.driver.maximize_window()

    def tearDown(self) -> None:
        self.driver.quit()

    def test_positive_register(self):
        self.driver.get(self.live_server_url)
        self.driver.find_element_by_link_text("Register").click()

        username_label = self.driver.find_element_by_xpath(self.xpath_username)
        self.assertEqual(username_label.text, "Username")

        username_input = self.driver.find_element_by_id("id_username")
        username_input.send_keys("test")
        self.assertEqual(username_input.get_attribute("value"), "test")

        password_label = self.driver.find_element_by_xpath(self.xpath_password)
        self.assertEqual(password_label.text, "Password")

        password_input = self.driver.find_element_by_id("id_password")
        password_input.send_keys("test")
        self.assertEqual(password_input.get_attribute("value"), "test")

        self.driver.find_element_by_id("id-submit").click()
        
    def test_positive_login(self):
        self.test_positive_register()

        title = self.driver.find_elements_by_xpath("//*[contains(text(), 'Register')]")
        self.assertEqual(len(title), 1)

        username_input = self.driver.find_element_by_id("id_username")
        username_input.send_keys("test")
        self.assertEqual(username_input.get_attribute("value"), "test")

        password_label = self.driver.find_element_by_xpath(self.xpath_password)
        self.assertEqual(password_label.text, "Password")

        password_input = self.driver.find_element_by_id("id_password")
        password_input.send_keys("test")
        self.assertEqual(password_input.get_attribute("value"), "test")

        self.driver.find_element_by_id("id-submit").click()
        
    def test_positive_home(self):
        self.test_positive_login()

        self.driver.find_elements_by_xpath("//*[contains(text(), 'Nothing todo...')]")