Timeline: Add basic test for the timeline view

Author: hedyhli

pydis_site/apps/timeline/tests/__init__.py

@@ -0,0 +1,10 @@
+from django.test import TestCase
+from django.urls import reverse
+
+
+class TestIndexReturns200(TestCase):
+    def test_index_returns_200(self):
+        """Check that the index page returns a HTTP 200 response."""
+        url = reverse('timeline:index')
+        resp = self.client.get(url)
+        self.assertEqual(resp.status_code, 200)