package configs

import (
	"testing"

	"gorm.io/driver/sqlite"
	"gorm.io/gorm"
)

func TestRunAutoMigrateRequiresDB(t *testing.T) {
	prev := DB
	DB = nil
	t.Cleanup(func() { DB = prev })

	if err := RunAutoMigrate(); err == nil {
		t.Fatalf("expected error when DB is nil")
	}
}

func TestRunAutoMigrateSuccess(t *testing.T) {
	prev := DB
	dsn := "file:" + t.Name() + "?mode=memory&cache=shared"
	db, err := gorm.Open(sqlite.Open(dsn), &gorm.Config{})
	if err != nil {
		t.Fatalf("sqlite open failed: %v", err)
	}
	DB = db
	t.Cleanup(func() {
		if sqlDB, err := db.DB(); err == nil {
			_ = sqlDB.Close()
		}
		DB = prev
	})

	if err := RunAutoMigrate(); err != nil {
		t.Fatalf("RunAutoMigrate failed: %v", err)
	}

	if !DB.Migrator().HasTable("users") {
		t.Fatalf("expected users table after migration")
	}
	if !DB.Migrator().HasTable("refresh_tokens") {
		t.Fatalf("expected refresh_tokens table after migration")
	}
}

func TestSeedSecurityDefaults(t *testing.T) {
	if err := SeedSecurityDefaults(); err != nil {
		t.Fatalf("SeedSecurityDefaults should not fail: %v", err)
	}
}