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

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

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

func TestMigrate(t *testing.T) {

package tests

import (
	"gorm.io/gorm"
	"gorm.io/gorm/callbacks"
	"gorm.io/gorm/clause"
	"gorm.io/gorm/logger"
	"gorm.io/gorm/schema"
)

type DummyDialector struct {
	TranslatedErr error
}

func (DummyDialector) Name() string {
	return "dummy"
}

func (DummyDialector) Initialize(db *gorm.DB) error {
	callbacks.RegisterDefaultCallbacks(db, &callbacks.Config{

import (
	"database/sql"
	"time"

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

type User struct {
	*gorm.Model
	Name      *string
	Age       *uint
	Birthday  *time.Time
	Account   *tests.Account
	Pets      []*tests.Pet
	Toys      []*tests.Toy `gorm:"polymorphic:Owner"`
	CompanyID *int
	Company   *tests.Company
	ManagerID *uint
	Manager   *User
	Team      []*User           `gorm:"foreignkey:ManagerID"`

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)

	var parsedNames []string
	for i := 0; i < len(names); i++ {
		s := names[i]

		FieldAllowUpdate        string `gorm:"<-:update"`
		FieldAllowSave          string `gorm:"<-"`
		FieldAllowSave2         string `gorm:"<-:create,update"`
		FieldAllowSave3         string `gorm:"->:false;<-:create"`
		FieldReadonly           string `gorm:"->"`
		FieldIgnore             string `gorm:"-"`
		AutoUnixCreateTime      int32  `gorm:"autocreatetime"`
		AutoUnixMilliCreateTime int    `gorm:"autocreatetime:milli"`

package tests_test

import (
	"testing"

	"gorm.io/gorm"
)

type Man struct {
	ID     int
	Age    int
	Name   string
	Detail string
}

// Panic-safe BeforeUpdate hook that checks for Changed("age")
func (m *Man) BeforeUpdate(tx *gorm.DB) (err error) {
	if !tx.Statement.Changed("age") {
		return nil
	}
	return nil
}

func TestSubModel(t *testing.T) {
	man := Man{Age: 18, Name: "random-name"}

package clause_test

import (
	"reflect"
	"strings"
	"sync"
	"testing"

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

var db, _ = gorm.Open(tests.DummyDialector{}, nil)

func checkBuildClauses(t *testing.T, clauses []clause.Interface, result string, vars []interface{}) {
	var (
		buildNames    []string
		buildNamesMap = map[string]bool{}

package gorm

import (
	"fmt"
	"reflect"
	"testing"

	"gorm.io/gorm/clause"
)

func TestWhereCloneCorruption(t *testing.T) {
	for whereCount := 1; whereCount <= 8; whereCount++ {
		t.Run(fmt.Sprintf("w=%d", whereCount), func(t *testing.T) {
			s := new(Statement)
			for w := 0; w < whereCount; w++ {
				s = s.clone()
				s.AddClause(clause.Where{
					Exprs: s.BuildCondition(fmt.Sprintf("where%d", w)),
				})
			}

package tests_test

import (
	"regexp"
	"testing"
	"time"

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

func TestUpsert(t *testing.T) {
	lang := Language{Code: "upsert", Name: "Upsert"}
	if err := DB.Clauses(clause.OnConflict{DoNothing: true}).Create(&lang).Error; err != nil {
		t.Fatalf("failed to upsert, got %v", err)
	}

	lang2 := Language{Code: "upsert", Name: "Upsert"}

package tests_test

import (
	"context"
	"errors"
	"testing"
	"time"

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

func TestTransaction(t *testing.T) {
	tx := DB.Begin()
	user := *GetUser("transaction", Config{})

	if err := tx.Save(&user).Error; err != nil {
		t.Fatalf("No error should raise, but got %v", err)
	}

	if err := tx.First(&User{}, "name = ?", "transaction").Error; err != nil {