[Tests] Add test for logging in with default admin credentials

biscuit/core/tests/browser/test_selenium.py

@@ -2,7 +2,9 @@ import os
 
 import pytest
 
+from django.conf import settings
 from django.test.selenium import SeleniumTestCase, SeleniumTestCaseBase
+from django.urls import reverse
 
 SeleniumTestCaseBase.external_host = os.environ.get('TEST_HOST', '') or None
 SeleniumTestCaseBase.browsers = list(filter(bool, os.environ.get('TEST_SELENIUM_BROWSERS', '').split(',')))
@@ -23,3 +25,31 @@ class SeleniumTests(SeleniumTestCase):
         self.selenium.get(self.live_server_url + '/')
         assert 'BiscuIT' in self.selenium.title
         self._screenshot('index.png')
+
+    @pytest.mark.django_db
+    def test_login_default_superuser(self):
+        username = 'admin'
+        password = 'admin'
+
+        # Navigate to configured login page
+        self.selenium.get(self.live_server_url + reverse(settings.LOGIN_URL))
+        self._screenshot('login_default_superuser_blank.png')
+
+        # Find login form input fields and enter defined credentials
+        self.selenium.find_element_by_xpath(
+            '//label[contains(text(), "Username")]/../input'
+        ).send_keys(username)
+        self.selenium.find_element_by_xpath(
+            '//label[contains(text(), "Password")]/../input'
+        ).send_keys(password)
+        self._screenshot('login_default_superuser_filled.png')
+
+        # Submit form by clicking django-two-factor-auth's Next button
+        self.selenium.find_element_by_xpath(
+            '//button[contains(text(), "Next")]'
+        ).click()
+        self._screenshot('login_default_superuser_submitted.png')
+
+        # Should redirect away from login page and not put up an alert about wrong credentials
+        assert 'Please enter a correct username and password.' not in self.selenium.page_source
+        assert reverse(settings.LOGIN_URL) not in self.selenium.current_url