} else if len(users) != 2 {
				t.Errorf("should find 2 users, but got %d", len(users))
			}
			sg.Done()
		}()
	}
	sg.Wait()
}

func TestGenericsWithTransaction(t *testing.T) {
	ctx := context.Background()
	tx := DB.Begin()
	if tx.Error != nil {
		t.Fatalf("failed to begin transaction: %v", tx.Error)
	}