DSW/UT8/Library/database/seeders/DatabaseSeeder.php

<?php

namespace Database\Seeders;

use Illuminate\Database\Seeder;

class DatabaseSeeder extends Seeder {

    /**
     * Seed the application's database.
     *
     * @return void
     */
    public function run() {
        $this->call(RolesSeeder::class);
        $this->call(UsersSeeder::class);
        $this->call(CategoriesSeeder::class);
        $this->call(BooksSeeder::class);
        $this->call(LoansSeeder::class);
        $this->call(PenaltiesSeeder::class);
    }

}