diff --git a/test/mobilizon_web/resolvers/event_resolver_test.exs b/test/mobilizon_web/resolvers/event_resolver_test.exs
index 13181ff23..24702cbd5 100644
--- a/test/mobilizon_web/resolvers/event_resolver_test.exs
+++ b/test/mobilizon_web/resolvers/event_resolver_test.exs
@@ -333,5 +333,79 @@ defmodule MobilizonWeb.Resolvers.EventResolverTest do
 
       assert hd(json_response(res, 200)["errors"])["message"] =~ "not found"
     end
+
+    test "delete_event/3 should check the user is authenticated", %{conn: conn, actor: actor} do
+      event = insert(:event, organizer_actor: actor)
+
+      mutation = """
+          mutation {
+            deleteEvent(
+              actor_id: #{actor.id},
+              event_id: #{event.id}
+            ) {
+                id
+              }
+            }
+      """
+
+      res =
+        conn
+        |> post("/api", AbsintheHelpers.mutation_skeleton(mutation))
+
+      assert hd(json_response(res, 200)["errors"])["message"] =~ "logged-in"
+    end
+
+    test "delete_event/3 should check the actor id is owned by the user", %{
+      conn: conn,
+      user: user,
+      actor: actor
+    } do
+      event = insert(:event, organizer_actor: actor)
+
+      mutation = """
+          mutation {
+            deleteEvent(
+              actor_id: 1042,
+              event_id: #{event.id}
+            ) {
+                id
+              }
+            }
+      """
+
+      res =
+        conn
+        |> auth_conn(user)
+        |> post("/api", AbsintheHelpers.mutation_skeleton(mutation))
+
+      assert hd(json_response(res, 200)["errors"])["message"] =~ "not owned"
+    end
+
+    test "delete_event/3 should check the event can be deleted by the user", %{
+      conn: conn,
+      user: user,
+      actor: actor
+    } do
+      actor2 = insert(:actor)
+      event = insert(:event, organizer_actor: actor2)
+
+      mutation = """
+          mutation {
+            deleteEvent(
+              actor_id: #{actor.id},
+              event_id: #{event.id}
+            ) {
+                id
+              }
+            }
+      """
+
+      res =
+        conn
+        |> auth_conn(user)
+        |> post("/api", AbsintheHelpers.mutation_skeleton(mutation))
+
+      assert hd(json_response(res, 200)["errors"])["message"] =~ "cannot delete"
+    end
   end
 end
diff --git a/test/mobilizon_web/resolvers/group_resolver_test.exs b/test/mobilizon_web/resolvers/group_resolver_test.exs
index 0a41270d4..24469aa8a 100644
--- a/test/mobilizon_web/resolvers/group_resolver_test.exs
+++ b/test/mobilizon_web/resolvers/group_resolver_test.exs
@@ -166,7 +166,11 @@ defmodule MobilizonWeb.Resolvers.GroupResolverTest do
       assert hd(json_response(res, 200)["errors"])["message"] =~ "logged-in"
     end
 
-    test "delete_group/3 should checks the actor is owned by the user", %{conn: conn, user: user, actor: actor} do
+    test "delete_group/3 should check the actor is owned by the user", %{
+      conn: conn,
+      user: user,
+      actor: actor
+    } do
       group = insert(:group)
       insert(:member, parent: group, actor: actor, role: 2)
 
@@ -189,7 +193,11 @@ defmodule MobilizonWeb.Resolvers.GroupResolverTest do
       assert hd(json_response(res, 200)["errors"])["message"] =~ "not owned"
     end
 
-    test "delete_group/3 should checks the actor is a member of this group", %{conn: conn, user: user, actor: actor} do
+    test "delete_group/3 should check the actor is a member of this group", %{
+      conn: conn,
+      user: user,
+      actor: actor
+    } do
       group = insert(:group)
 
       mutation = """
@@ -211,7 +219,11 @@ defmodule MobilizonWeb.Resolvers.GroupResolverTest do
       assert hd(json_response(res, 200)["errors"])["message"] =~ "not a member"
     end
 
-    test "delete_group/3 should checks the actor is an administrator of this group", %{conn: conn, user: user, actor: actor} do
+    test "delete_group/3 should check the actor is an administrator of this group", %{
+      conn: conn,
+      user: user,
+      actor: actor
+    } do
       group = insert(:group)
       insert(:member, parent: group, actor: actor, role: 1)
 
@@ -233,6 +245,5 @@ defmodule MobilizonWeb.Resolvers.GroupResolverTest do
 
       assert hd(json_response(res, 200)["errors"])["message"] =~ "not an administrator"
     end
-
   end
 end
diff --git a/test/mobilizon_web/resolvers/user_resolver_test.exs b/test/mobilizon_web/resolvers/user_resolver_test.exs
index 9381296bb..96c1f4cbd 100644
--- a/test/mobilizon_web/resolvers/user_resolver_test.exs
+++ b/test/mobilizon_web/resolvers/user_resolver_test.exs
@@ -165,8 +165,7 @@ defmodule MobilizonWeb.Resolvers.UserResolverTest do
         context.conn
         |> post("/api", AbsintheHelpers.mutation_skeleton(mutation))
 
-      assert hd(json_response(res, 200)["errors"])["message"] ==
-               "User with email not found"
+      assert hd(json_response(res, 200)["errors"])["message"] == "User with email not found"
     end
 
     test "register_person/3 can't be called with an existing profile", context do