package callbacks

import (
	"reflect"

	"gorm.io/gorm"
)

func callMethod(db *gorm.DB, fc func(value interface{}, tx *gorm.DB) bool) {
	tx := db.Session(&gorm.Session{NewDB: true})
	if called := fc(db.Statement.ReflectValue.Interface(), tx); !called {
		switch db.Statement.ReflectValue.Kind() {
		case reflect.Slice, reflect.Array:
			db.Statement.CurDestIndex = 0
			for i := 0; i < db.Statement.ReflectValue.Len(); i++ {

package tests_test

import (
	"context"
	"encoding/json"
	"regexp"
	"sort"
	"strconv"
	"sync"
	"testing"
	"time"

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

func TestPreloadWithAssociations(t *testing.T) {
	user := *GetUser("preload_with_associations", Config{
		Account:   true,
		Pets:      2,
		Toys:      3,
		Company:   true,
		Manager:   true,
		Team:      4,

                                    <div class="form-group row">
                                        <label for="regex" class="col-sm-2 text-sm-right col-form-label"><la:message
                                                key="labels.regex"/></label>
                                        <div class="col-sm-10">
                                            <la:text styleId="regex" property="regex" styleClass="form-control"/>

FB5E..FB61    ; mapped                 ; 067A          # 1.1  ARABIC LETTER TTEHEH ISOLATED FORM..ARABIC LETTER TTEHEH MEDIAL FORM
FB62..FB65    ; mapped                 ; 067F          # 1.1  ARABIC LETTER TEHEH ISOLATED FORM..ARABIC LETTER TEHEH MEDIAL FORM
FB66..FB69    ; mapped                 ; 0679          # 1.1  ARABIC LETTER TTEH ISOLATED FORM..ARABIC LETTER TTEH MEDIAL FORM

    environment:
      - MYSQL_DATABASE=gorm
      - MYSQL_USER=gorm
      - MYSQL_PASSWORD=gorm
      - MYSQL_RANDOM_ROOT_PASSWORD="yes"
  postgres:
    image: 'postgres:latest'
    ports:
      - "127.0.0.1:9920:5432"
    environment:
      - TZ=Asia/Shanghai
      - POSTGRES_DB=gorm
      - POSTGRES_USER=gorm
      - POSTGRES_PASSWORD=gorm
  mssql:
    image: '${MSSQL_IMAGE}:2022-latest'
    ports:

package tests_test

import (
	"database/sql"
	"errors"
	"testing"

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

func TestNamedArg(t *testing.T) {
	type NamedUser struct {
		gorm.Model
		Name1 string
		Name2 string
		Name3 string
	}

	DB.Migrator().DropTable(&NamedUser{})
	DB.AutoMigrate(&NamedUser{})

	namedUser := NamedUser{Name1: "jinzhu1", Name2: "jinzhu2", Name3: "jinzhu3"}
	DB.Create(&namedUser)

                                                     rows="5"/>
                                    </div>
                                </div>
                                <div class="form-group row">
                                    <label for="boostExpr" class="col-sm-3 text-sm-right col-form-label"><la:message

`File`と`Form`を同時に使うことでファイルとフォームフィールドを定義することができます。

/// info | "情報"

アップロードされたファイルやフォームデータを受信するには、まず<a href="https://andrew-d.github.io/python-multipart/" class="external-link" target="_blank">`python-multipart`</a>をインストールします。

例えば、`pip install python-multipart`のように。

///

## `File`と`Form`のインポート

```Python hl_lines="1"
{!../../docs_src/request_forms_and_files/tutorial001.py!}
```

## `File`と`Form`のパラメータの定義

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 (
	"sync"
	"testing"

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

func TestJoin(t *testing.T) {
	results := []struct {
		name string
		join clause.Join
		sql  string
	}{
		{
			name: "LEFT JOIN",
			join: clause.Join{
				Type:  clause.LeftJoin,
				Table: clause.Table{Name: "user"},
				ON: clause.Where{