}

	user.Company = Company{Name: "company-belongs-to-association"}
	user.Manager = &User{Name: "manager-belongs-to-association"}
	if err := DB.Save(&user).Error; err != nil {
		t.Fatalf("errors happened when update: %v", err)
	}

	var user2 User
	DB.Preload("Company").Preload("Manager").Find(&user2, "id = ?", user.ID)
	CheckUser(t, user2, user)

	user.Company.Name += "new"
	user.Manager.Name += "new"

	}
}

func TestFirstOrCreateWithPrimaryKey(t *testing.T) {
	company := Company{ID: 100, Name: "company100_with_primarykey"}
	DB.FirstOrCreate(&company)

	if company.ID != 100 {
		t.Errorf("invalid primary key after creating, got %v", company.ID)
	}

	companies := []Company{
		{ID: 101, Name: "company101_with_primarykey"},
		{ID: 102, Name: "company102_with_primarykey"},
	}
	DB.Create(&companies)

		if result.Name == u.Name {
			if result.Company.Name != u.Company.Name {
				t.Fatalf("Preload user %v company should be %v, but got %+v", u.Name, u.Company.Name, result.Company.Name)
			}
		} else if result.Company.Name != "" {
			t.Fatalf("Preload other company should not loaded, user %v company expect %v but got %+v", u.Name, u.Company.Name, result.Company.Name)
		}
	}

	}

	joinTable2 := ns.JoinTableName("UserLanguage")
	if joinTable2 != "public.user_language" {
		t.Errorf("invalid join table generated, got %v", joinTable2)
	}

	tableName := ns.TableName("Company")
	if tableName != "public.company" {
		t.Errorf("invalid table name generated, got %v", tableName)
	}

	columdName := ns.ColumnName("", "NameCID")
	if columdName != "name_cid" {

            "publisher": "Collins Crime Club (London)",
            "type": "Hardcover",
            "pages": 256
        },
        {
            "year": 1934,
            "publisher": "Dodd Mead and Company (New York)",
            "type": "Hardcover",
            "pages": 302
        },
        {
            "year": 2011,
            "publisher": "Harper Collins",
            "type": "Paperback",

		{Name: "TestMany2ManyDuplicateBelongsToAssociation-friend-1", Company: Company{
			ID:   1,
			Name: "Test-company-1",
		}},
	}}

	user2 := User{Name: "TestMany2ManyDuplicateBelongsToAssociation-2", Friends: []*User{
		{Name: "TestMany2ManyDuplicateBelongsToAssociation-friend-2", Company: Company{
			ID:   1,
			Name: "Test-company-1",
		}},
	}}
	users := []*User{&user1, &user2}
	var err error

	user := *GetUser("TestAssociationError", Config{Pets: 2, Company: true, Account: true, Languages: 2})
	DB.Create(&user)

	var user1 User
	DB.Preload("Company").Preload("Pets").Preload("Account").Preload("Languages").First(&user1)

	var emptyUser User
	var err error
	// belongs to
	err = DB.Model(&emptyUser).Association("Company").Delete(&user1.Company)
	AssertEqual(t, err, gorm.ErrPrimaryKeyRequired)
	// has many

	if DB.Dialector.Name() != "gaussdb" {
		t.Skip()
	}
	DB.Migrator().DropTable(&Company{})
	DB.AutoMigrate(Company{})
	if err := DB.Table("companies").Migrator().AlterColumn(CompanyNew{}, "name"); err != nil {
		t.Fatalf("failed to alter column from string to int, got error %v", err)
	}

	DB.AutoMigrate(Company{})

		References: []Reference{
			{"ID", "", "UserID", "Account", "", true},
		},
	})

	checkStructRelation(t, &result, Relation{
		Name: "Company", Type: schema.BelongsTo, Schema: "", FieldSchema: "Company",
		References: []Reference{
			{"ID", "Company", "CompanyID", "", "", false},
		},
	})
}

func TestSameForeignKey(t *testing.T) {
	type UserAux struct {
		gorm.Model
		Aux  string
		UUID string

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