izyim/database/factories/AddressBookFactory .php

<?php

use Faker\Generator as Faker;

$factory->define(App\Models\AddressBook::class, function (Faker $faker) {
    return [
        'type' => 1,
        'reference' => $faker->firstName.' '.$faker->lastName,
        'contact' => $faker->phoneNumber,
        'street_one' => $faker->streetAddress,
        'city' => $faker->city,
        'state' => $faker->state,
        'post_code' => $faker->postcode,
        'country' => 'Malaysia',
        'default' => 1,
        'billing' => 1
    ];
});