Ticket #22003: live_server_testcase.patch

django/test/testcases.py

@@ -1112 +1112 @@
             self.error = e
             self.is_ready.set()
 
+        if not self.connections_override:
+            # This thread has its own connections which will not get closed
+            # during testcase teardown.
+            for conn in connections.all():
+                conn.close()
+
     def join(self, timeout=None):
         if hasattr(self, 'httpd'):
             # Stop the WSGI server