func(d *gorm.DB) *gorm.DB {
						return d.Where(DB.Or("b = 2").Or("c = 3"))
					},
				).Find(&Language{})
			},
			expected: `SELECT * FROM "languages" WHERE a = 1 AND (b = 2 OR c = 3)`,
		}, {
			name: "depth_1_pre_cond",
			queryFn: func(tx *gorm.DB) *gorm.DB {
				return tx.Where("z = 0").Scopes(
					func(d *gorm.DB) *gorm.DB { return d.Where("a = 1") },
					func(d *gorm.DB) *gorm.DB {