"github.com/google/uuid"
	"github.com/lib/pq"
	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	. "gorm.io/gorm/utils/tests"
)

func TestPostgresReturningIDWhichHasStringType(t *testing.T) {
	if DB.Dialector.Name() != "postgres" {
		t.Skip()
	}

	type Yasuo struct {
		ID        string `gorm:"default:gen_random_uuid()"`
		Name      string
		CreatedAt time.Time `gorm:"type:TIMESTAMP WITHOUT TIME ZONE"`

	EnvPostgresEnable             = "MINIO_NOTIFY_POSTGRES_ENABLE"
	EnvPostgresFormat             = "MINIO_NOTIFY_POSTGRES_FORMAT"
	EnvPostgresConnectionString   = "MINIO_NOTIFY_POSTGRES_CONNECTION_STRING"
	EnvPostgresTable              = "MINIO_NOTIFY_POSTGRES_TABLE"
	EnvPostgresHost               = "MINIO_NOTIFY_POSTGRES_HOST"
	EnvPostgresPort               = "MINIO_NOTIFY_POSTGRES_PORT"

	}
}

func TestPostgresTableWithIdentifierLength(t *testing.T) {
	if DB.Dialector.Name() != "postgres" {
		return
	}

	type LongString struct {
		ThisIsAVeryVeryVeryVeryVeryVeryVeryVeryVeryLongString string `gorm:"unique"`
	}

	t.Run("default", func(t *testing.T) {
		db, _ := gorm.Open(postgres.Open(postgresDSN), &gorm.Config{})
		user, err := schema.Parse(&LongString{}, &sync.Map{}, db.Config.NamingStrategy)

import (
	"database/sql"
	"testing"
)

// TestPostgreSQLRegistration checks if postgres driver
// is registered and fails otherwise.
func TestPostgreSQLRegistration(t *testing.T) {
	var found bool
	for _, drv := range sql.Drivers() {
		if drv == "postgres" {
			found = true
			break
		}
	}
	if !found {
		t.Fatal("postgres driver not registered")
	}
}

func TestPsqlTableNameValidation(t *testing.T) {

			foundColumn = c
			break
		}
	}
	return
}

func TestInvalidCachedPlanSimpleProtocol(t *testing.T) {
	if DB.Dialector.Name() != "postgres" {
		return
	}

	db, err := gorm.Open(postgres.Open(postgresDSN), &gorm.Config{})
	if err != nil {
		t.Errorf("Open err:%v", err)
	}

	type Object1 struct{}
	type Object2 struct {
		Field1 string
	}

	case "mysql":
		log.Println("testing mysql...")
		if dbDSN == "" {
			dbDSN = mysqlDSN
		}
		db, err = gorm.Open(mysql.Open(dbDSN), cfg)
	case "postgres":
		log.Println("testing postgres...")
		if dbDSN == "" {
			dbDSN = postgresDSN
		}
		db, err = gorm.Open(postgres.New(postgres.Config{
			DSN:                  dbDSN,
			PreferSimpleProtocol: true,
		}), cfg)
	case "sqlserver":

		t.Skip("skip sqlite, sqlserver due to it doesn't support multiple primary keys with auto increment")
	}

	if name := DB.Dialector.Name(); name == "postgres" {
		t.Skip("skip postgres due to it only allow unique constraint matching given keys")
	}

	DB.Migrator().DropTable(&Blog{}, &Tag{}, "blog_tags", "locale_blog_tags", "shared_blog_tags")

	}

	db, err := OpenTestConnection(&gorm.Config{TranslateError: true})
	if err != nil {
		t.Fatalf("failed to connect database, got error %v", err)
	}

	dialectors := map[string]bool{"sqlite": true, "postgres": true, "mysql": true, "sqlserver": true}
	if supported, found := dialectors[db.Dialector.Name()]; !(found && supported) {
		return
	}

	DB.Migrator().DropTable(&City{})

		t.Errorf("failed to find created record, got error: %v, result: %+v", err, result4)
	}
}

// only sqlite, postgres, sqlserver support returning
func TestUpdateReturning(t *testing.T) {
	if DB.Dialector.Name() != "sqlite" && DB.Dialector.Name() != "postgres" && DB.Dialector.Name() != "sqlserver" {
		return
	}

	users := []*User{
		GetUser("update-returning-1", Config{}),

			Description:     "publish bucket notifications to MySQL databases",
			MultipleTargets: true,
		},
		config.HelpKV{
			Key:             config.NotifyPostgresSubSys,
			Description:     "publish bucket notifications to Postgres databases",
			MultipleTargets: true,
		},
		config.HelpKV{
			Key:             config.NotifyESSubSys,
			Description:     "publish bucket notifications to Elasticsearch endpoints",
			MultipleTargets: true,