[]interface{}{"jinzhu", 18, "josh", 1},
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {
			checkBuildClauses(t, result.Clauses, result.Result, result.Vars)
		})
	}

			},
			"UPDATE `users` SET `name`=?",
			[]interface{}{"jinzhu"},
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {
			checkBuildClauses(t, result.Clauses, result.Result, result.Vars)
		})
	}
}

func TestAssignments(t *testing.T) {
	set := clause.Assignments(map[string]interface{}{
		"name": "jinzhu",
		"age":  18,

	}

	datas := []struct {
		callbacks []callback
		err       string
		results   []string
	}{
		{
			callbacks: []callback{{h: c1}, {h: c2}, {h: c3}, {h: c4}, {h: c5}},
			results:   []string{"c1", "c2", "c3", "c4", "c5"},
		},
		{
			callbacks: []callback{{h: c1}, {h: c2}, {h: c3}, {h: c4}, {h: c5, before: "c4"}},
			results:   []string{"c1", "c2", "c3", "c5", "c4"},
		},
		{

}

func ToStringKey(values ...interface{}) string {
	results := make([]string, len(values))

	for idx, value := range values {
		if valuer, ok := value.(driver.Valuer); ok {
			value, _ = valuer.Value()
		}

		switch v := value.(type) {
		case string:
			results[idx] = v
		case []byte:
			results[idx] = string(v)
		case uint:
			results[idx] = strconv.FormatUint(uint64(v), 10)
		default:

		{Name: "distinct-2", Age: 18},
		{Name: "distinct-3", Age: 18},
	}

	if len(results) != 4 {
		t.Fatalf("invalid results length found, expects: %v, got %v", len(expects), len(results))
	}

	for idx, expect := range expects {
		AssertObjEqual(t, results[idx], expect, "Name", "Age")
	}

	var count int64
	if err := DB.Model(&User{}).Where("name like ?", "distinct%").Count(&count).Error; err != nil || count != 5 {

			t.Fatalf("errors happened on first: %v", results.Error)
		} else if results.RowsAffected != 1 {
			t.Fatalf("rows affected expects: %v, got %v", 1, results.RowsAffected)
		} else if got.ID != u1.ID {
			t.Fatalf("first expects: %v, got %v", u1, got)
		}

		results = DB.Select("id, name").Find(&got)
		if results.Error != nil {
			t.Fatalf("errors happened on first: %v", results.Error)
		} else if results.RowsAffected != 1 {

						},
					},
				},
			}, clause.From{}},
			"SELECT `age` = ? as name FROM `users`",
			[]interface{}{18},
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {
			checkBuildClauses(t, result.Clauses, result.Result, result.Vars)
		})
	}

			"INSERT LOW_PRIORITY INTO `products`", nil,
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {
			checkBuildClauses(t, result.Clauses, result.Result, result.Vars)
		})
	}

			"UPDATE LOW_PRIORITY `products`", nil,
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {
			checkBuildClauses(t, result.Clauses, result.Result, result.Vars)
		})
	}

	DB.Create(&namedUser)

	var result NamedUser
	DB.First(&result, "name1 = @name OR name2 = @name OR name3 = @name", sql.Named("name", "jinzhu2"))

	AssertEqual(t, result, namedUser)

	var result2 NamedUser
	DB.Where("name1 = @name OR name2 = @name OR name3 = @name", sql.Named("name", "jinzhu2")).First(&result2)

	AssertEqual(t, result2, namedUser)

	var result3 NamedUser