package logger

import (
	"database/sql/driver"
	"fmt"
	"reflect"
	"regexp"
	"strconv"
	"strings"
	"time"
	"unicode"

	"gorm.io/gorm/utils"
)

const (
	tmFmtWithMS = "2006-01-02 15:04:05.999"
	tmFmtZero   = "0000-00-00 00:00:00"
	nullStr     = "NULL"
)

func isPrintable(s string) bool {
	for _, r := range s {
		if !unicode.IsPrint(r) {
			return false
		}
	}
	return true
}

package schema

import (
	"gorm.io/gorm/clause"
)

// ConstraintInterface database constraint interface
type ConstraintInterface interface {
	GetName() string
	Build() (sql string, vars []interface{})
}

// GormDataTypeInterface gorm data type interface
type GormDataTypeInterface interface {
	GormDataType() string
}

// FieldNewValuePool field new scan value pool
type FieldNewValuePool interface {
	Get() interface{}

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,
			}},

package tests_test

import (
	"errors"
	"reflect"
	"strings"
	"testing"

	"gorm.io/gorm"
	. "gorm.io/gorm/utils/tests"
)

type Product struct {
	gorm.Model
	Name                  string
	Code                  string
	Price                 float64
	AfterFindCallTimes    int64
	BeforeCreateCallTimes int64
	AfterCreateCallTimes  int64
	BeforeUpdateCallTimes int64
	AfterUpdateCallTimes  int64

package gorm

import (
	"errors"

	"gorm.io/gorm/logger"
)

var (
	// ErrRecordNotFound record not found error
	ErrRecordNotFound = logger.ErrRecordNotFound
	// ErrInvalidTransaction invalid transaction when you are trying to `Commit` or `Rollback`
	ErrInvalidTransaction = errors.New("invalid transaction")
	// ErrNotImplemented not implemented
	ErrNotImplemented = errors.New("not implemented")
	// ErrMissingWhereClause missing where clause

package tests_test

import (
	"fmt"
	"reflect"
	"runtime"
	"strings"
	"testing"

	"gorm.io/gorm"
)

func assertCallbacks(v interface{}, fnames []string) (result bool, msg string) {
	var (
		got   []string
		funcs = reflect.ValueOf(v).Elem().FieldByName("fns")
	)

	for i := 0; i < funcs.Len(); i++ {
		got = append(got, getFuncName(funcs.Index(i)))
	}

package tests

import (
	"database/sql/driver"
	"fmt"
	"go/ast"
	"reflect"
	"testing"
	"time"

	"gorm.io/gorm/utils"
)

func AssertObjEqual(t *testing.T, r, e interface{}, names ...string) {
	for _, name := range names {
		rv := reflect.Indirect(reflect.ValueOf(r))
		ev := reflect.Indirect(reflect.ValueOf(e))
		if rv.IsValid() != ev.IsValid() {
			t.Errorf("%v: expect: %+v, got %+v", utils.FileWithLineNum(), r, e)
			return

	"math/rand"
	"os"
	"reflect"
	"strconv"
	"strings"
	"testing"
	"time"

	"github.com/stretchr/testify/assert"
	"gorm.io/driver/postgres"

	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	"gorm.io/gorm/logger"
	"gorm.io/gorm/migrator"
	"gorm.io/gorm/schema"
	"gorm.io/gorm/utils"
	. "gorm.io/gorm/utils/tests"
)

func TestMigrate(t *testing.T) {

package logger_test

import (
	"database/sql/driver"
	"encoding/json"
	"fmt"
	"regexp"
	"strings"
	"testing"

	"github.com/jinzhu/now"
	"gorm.io/gorm/logger"
)

type JSON json.RawMessage

func (j JSON) Value() (driver.Value, error) {
	if len(j) == 0 {
		return nil, nil
	}
	return json.RawMessage(j).MarshalJSON()
}

type ExampleStruct struct {
	Name string
	Val  string
}

package schema

import (
	"context"
	"fmt"
	"reflect"
	"regexp"
	"strings"

	"gorm.io/gorm/clause"
	"gorm.io/gorm/utils"
)

var embeddedCacheKey = "embedded_cache_store"

func ParseTagSetting(str string, sep string) map[string]string {
	settings := map[string]string{}
	names := strings.Split(str, sep)

	for i := 0; i < len(names); i++ {
		j := i
		if len(names[j]) > 0 {
			for {