DB.Exec("delete from users")
	for i := 0; i < 10_000; i++ {
		user := *GetUser(fmt.Sprintf("scan-%d", i), Config{})
		DB.Create(&user)
	}

	var u []User
	b.ResetTimer()
	for x := 0; x < b.N; x++ {
		DB.Raw("select * from users").Scan(&u)
	}
}

func BenchmarkScanSlicePointer(b *testing.B) {
	DB.Exec("delete from users")
	for i := 0; i < 10_000; i++ {
		user := *GetUser(fmt.Sprintf("scan-%d", i), Config{})

	"gorm.io/gorm/clause"
)

// reg match english letters and midline
var regEnLetterAndMidline = regexp.MustCompile(`^[\w-]+$`)

type CheckConstraint struct {
	Name       string
	Constraint string // length(phone) >= 10
	*Field
}

func (chk *CheckConstraint) GetName() string { return chk.Name }

func (chk *CheckConstraint) Build() (sql string, vars []interface{}) {

	}
	DB.Migrator().DropTable(&SoftDeleteBook{})
	if err := DB.AutoMigrate(&SoftDeleteBook{}); err != nil {
		t.Fatalf("failed to auto migrate soft delete table")
	}

	book := SoftDeleteBook{Name: "jinzhu", Pages: 10}
	DB.Save(&book)

	var count int64
	if DB.Model(&SoftDeleteBook{}).Where("name = ?", book.Name).Count(&count).Error != nil || count != 1 {
		t.Errorf("Count soft deleted record, expects: %v, got: %v", 1, count)
	}

	case int:
		return strconv.FormatInt(int64(v), 10)
	case int8:
		return strconv.FormatInt(int64(v), 10)
	case int16:
		return strconv.FormatInt(int64(v), 10)
	case int32:
		return strconv.FormatInt(int64(v), 10)
	case int64:
		return strconv.FormatInt(v, 10)
	case uint:
		return strconv.FormatUint(uint64(v), 10)
	case uint8:
		return strconv.FormatUint(uint64(v), 10)
	case uint16:

		},
		{
			SQL:           "create table users (name, age, height, actived, bytes, create_at, update_at, deleted_at, email, role, pass) values ($3, $4, $1, $2, $7, $8, $5, $6, $9, $10, $11)",
			NumericRegexp: regexp.MustCompile(`\$(\d+)`),

package clause_test

import (
	"fmt"
	"testing"

	"gorm.io/gorm/clause"
)

func TestLimit(t *testing.T) {
	limit0 := 0
	limit10 := 10
	limit50 := 50
	limitNeg10 := -10
	results := []struct {
		Clauses []clause.Interface
		Result  string
		Vars    []interface{}
	}{
		{
			[]clause.Interface{clause.Select{}, clause.From{}, clause.Limit{
				Limit:  &limit10,
				Offset: 20,
			}},

          - 9910:3306
        options: >-
          --health-cmd "mysqladmin ping -ugorm -pgorm"
          --health-interval 10s
          --health-start-period 10s
          --health-timeout 5s
          --health-retries 10

    steps:
    - name: Set up Go 1.x
      uses: actions/setup-go@v4
      with:
        go-version: ${{ matrix.go }}

    - name: Check out code into the Go module directory
      uses: actions/checkout@v4

		}

		stmt.Build("SELECT", "FROM", "WHERE")
		_ = stmt.SQL.String()
	}
}

func BenchmarkComplexSelect(b *testing.B) {
	user, _ := schema.Parse(&tests.User{}, &sync.Map{}, db.NamingStrategy)

	limit10 := 10
	for i := 0; i < b.N; i++ {
		stmt := gorm.Statement{DB: db, Table: user.Table, Schema: user, Clauses: map[string]clause.Clause{}}
		clauses := []clause.Interface{
			clause.Select{},
			clause.From{},

								appendFieldsToMap(reflectValue.Field(i))
							}
						}
					}
				}
			}

			appendFieldsToMap(reflect.ValueOf(value))
		}
	}

	name := make([]byte, 0, 10)

	for _, v := range []byte(expr.SQL) {
		if v == '@' && !inName {
			inName = true
			name = name[:0]

			t.Fatalf("rows affected expects: %v, got %v", 1, results.RowsAffected)
		}

		u1 = user{} // important to reinitialize this before creating it again
		u2 := user{}
		db := DB.Session(&gorm.Session{CreateBatchSize: 10})

		if results := db.Create([]*user{&u1, &u2}); results.Error != nil {
			t.Fatalf("errors happened on create: %v", results.Error)
		} else if results.RowsAffected != 2 {