fixup! test(selenium): run tests across multiple {browser, js} combin…

…ations

app/general/tests/test_frontend.py

@@ -4,7 +4,10 @@
 from django.test import tag
 from selenium.common import TimeoutException
 from selenium.webdriver.chrome.webdriver import (
-    Options as ChromeOptions, WebDriver as ChromeWebDriver
+    Options as ChromeOptions,
+)
+from selenium.webdriver.chrome.webdriver import (
+    WebDriver as ChromeWebDriver,
 )
 from selenium.webdriver.common.by import By
 from selenium.webdriver.firefox.webdriver import (
@@ -45,7 +48,7 @@ def setUpClass(cls):
                 prefs["profile.default_content_setting_values.javascript"] = 2
                 prefs["profile.managed_default_content_settings.javascript"] = 2
                 opts.add_experimental_option("prefs", prefs)
-                opts.add_argument('--disable-javascript')
+                opts.add_argument("--disable-javascript")
 
             cls.driver = ChromeWebDriver(opts)
         elif browser == "firefox":
@@ -67,7 +70,9 @@ def tearDownClass(cls):
     def test_js_enabled_or_disabled(self):
         test_dir = os.getenv("TESTING_DIR", "/app/general/tests/files")
         self.driver.get(f"file://{test_dir}/test_js.html")
-        self.assertEqual(len(self.driver.find_elements(By.ID, "js-enabled")), 1 if self.js_enabled else 0)
+        self.assertEqual(
+            len(self.driver.find_elements(By.ID, "js-enabled")), 1 if self.js_enabled else 0
+        )
 
     def test_no_404s(self):
         # Sanity check in case we ever change the 404 title