}

	var level1 Level1
	if err := DB.Preload("Level2s").Preload("Level2s.Level3s").Preload("Level2s.Level3s.Level4s").First(&level1).Error; err != nil {
		t.Error(err)
	}
}

func TestManyToManyPreloadForPointer(t *testing.T) {
	type (
		Level1 struct {
			ID    uint
			Value string
		}
		Level2 struct {
			ID      uint
			Value   string
			Level1s []*Level1 `gorm:"many2many:levels;"`