Convert visualize tests to pytest fixtures

visualize/tests.py

@@ -1,11 +0,0 @@
-from django.test import TestCase
-
-
-class VisualeTest(TestCase):
-    fixtures = ['main/fixtures/arches.json', 'main/fixtures/repos.json',
-                'main/fixtures/package.json']
-
-    def test_urls(self):
-        for url in ['', 'by_repo/', 'by_arch/']:
-            response = self.client.get('/visualize/{}'.format(url))
-            self.assertEqual(response.status_code, 200)

visualize/tests/test_urls.py

@@ -0,0 +1,4 @@
+def test_urls(client, arches, repos, package):
+    for url in ['', 'by_repo/', 'by_arch/']:
+        response = client.get('/visualize/{}'.format(url))
+        assert response.status_code == 200