+# check that federated user listing works
+users = apiB.users().list().execute()
+check_A(users)
+
+###
+### Check users on API server "C" (federation member) ###
+###
+
+# check for expected migrations on C
+users = apiC.users().list(bypass_federation=True).execute()
+assert len(users["items"]) == 8
+
+for i in (2, 4, 6, 7, 8):