Simple helper function for creating user with access token in laravel 5.3 with passport

OauthHelper.php

<?php

use Laravel\Passport\ClientRepository;

train OauthHelper
{
    public function getOauthUser($password = 'secret', array $attributes = [])
    {
        $user = factory(App\User::class)->create(
            array_merge($attributes, ['password' => bcrypt($password),])
        );

        $client = app(ClientRepository::class)->createPasswordGrantClient(
            $user->id, 'testing', 'http://localhost'
        );

        $response = $this->call('POST', '/oauth/token', [
            'grant_type' => 'password',
            'client_id' => $client->id,
            'client_secret' => $client->secret,
            'username' => $user->email,
            'password' => $password,
        ]);

        return [
            $user,
            json_decode($response->getContent(), true)['access_token']
        ];
    }
}

// list($user, $token) = $this->getOauthUser();