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"}

	type QueryResetItem struct {
		ID   string `gorm:"type:varchar(5)"`
		Name string
	}

	type QueryResetNullValue struct {
		ID      int
		Name    string     `gorm:"default:NULL"`
		Flag    bool       `gorm:"default:NULL"`
		Number1 int64      `gorm:"default:NULL"`
		Number2 uint64     `gorm:"default:NULL"`
		Number3 float64    `gorm:"default:NULL"`
		Now     *time.Time `gorm:"default:NULL"`
		Item1Id string

package tests_test

import (
	"testing"

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

func TestUpdateHasManyAssociations(t *testing.T) {
	user := *GetUser("update-has-many", Config{})

	if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	user.Pets = []*Pet{{Name: "pet1"}, {Name: "pet2"}}
	if err := DB.Save(&user).Error; err != nil {

package clause_test

import (
	"database/sql"
	"fmt"
	"reflect"
	"sync"
	"testing"

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

func TestExpr(t *testing.T) {
	results := []struct {
		SQL    string
		Result string
		Vars   []interface{}
	}{{
		SQL:    "create table ? (? ?, ? ?)",

package callbacks

import (
	"gorm.io/gorm"
)

var (
	createClauses = []string{"INSERT", "VALUES", "ON CONFLICT"}
	queryClauses  = []string{"SELECT", "FROM", "WHERE", "GROUP BY", "ORDER BY", "LIMIT", "FOR"}
	updateClauses = []string{"UPDATE", "SET", "WHERE"}
	deleteClauses = []string{"DELETE", "FROM", "WHERE"}
)

type Config struct {
	LastInsertIDReversed bool
	CreateClauses        []string
	QueryClauses         []string

package callbacks

import (
	"gorm.io/gorm"
)

func RowQuery(db *gorm.DB) {
	if db.Error == nil {
		BuildQuerySQL(db)
		if db.DryRun || db.Error != nil {
			return
		}

		if isRows, ok := db.Get("rows"); ok && isRows.(bool) {
			db.Statement.Settings.Delete("rows")
			db.Statement.Dest, db.Error = db.Statement.ConnPool.QueryContext(db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...)
		} else {

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 gorm

import (
	"context"
	"errors"
	"fmt"
	"reflect"
	"sort"
	"time"

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

func initializeCallbacks(db *DB) *callbacks {
	return &callbacks{
		processors: map[string]*processor{
			"create": {db: db},
			"query":  {db: db},
			"update": {db: db},
			"delete": {db: db},
			"row":    {db: db},
			"raw":    {db: db},
		},
	}
}

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 {

package schema

import (
	"context"
	"errors"
	"fmt"
	"go/ast"
	"path"
	"reflect"
	"strings"
	"sync"

	"gorm.io/gorm/clause"
	"gorm.io/gorm/logger"
)

type callbackType string

const (
	callbackTypeBeforeCreate callbackType = "BeforeCreate"
	callbackTypeBeforeUpdate callbackType = "BeforeUpdate"
	callbackTypeAfterCreate  callbackType = "AfterCreate"
	callbackTypeAfterUpdate  callbackType = "AfterUpdate"