defined the setUp and tearDown function in tests.py of the froyo app

thegoodplace/froyo/tests.py

-from django.test import TestCase
+import unittest
+from django.urls import resolve
+from selenium import webdriver
 
-# Create your tests here.
+
+class NewVisitorTest(unittest.TestCase):
+    def setUp(self):
+        self.browser = webdriver.Firefox()
+        
+    def tearDown(self):
+        self.browser.quit()
\ No newline at end of file

thegoodplace/thegoodplace/settings.py

@@ -38,6 +38,7 @@ INSTALLED_APPS = [
     'django.contrib.messages',
     'django.contrib.staticfiles',
     'froyo',
+    'selenium',
 ]
 
 MIDDLEWARE = [