Протестирована логика подписи access_token и refresh_token, добавлены базовые скоупы, подчищен проект

api/assets/AppAsset.php

@@ -1,29 +0,0 @@
-<?php
-/**
- * @link http://www.yiiframework.com/
- * @copyright Copyright (c) 2008 Yii Software LLC
- * @license http://www.yiiframework.com/license/
- */
-
-namespace api\assets;
-
-use yii\web\AssetBundle;
-
-/**
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @since 2.0
- */
-class AppAsset extends AssetBundle
-{
-    public $basePath = '@webroot';
-    public $baseUrl = '@web';
-    public $css = [
-        'css/site.css',
-    ];
-    public $js = [
-    ];
-    public $depends = [
-        'yii\web\YiiAsset',
-        'yii\bootstrap\BootstrapAsset',
-    ];
-}

api/controllers/OauthController.php

@@ -4,7 +4,9 @@ namespace api\controllers;
 use common\components\oauth\Exception\AcceptRequiredException;
 use common\components\oauth\Exception\AccessDeniedException;
 use common\models\OauthClient;
+use common\models\OauthScope;
 use League\OAuth2\Server\Exception\OAuthException;
+use League\OAuth2\Server\Grant\RefreshTokenGrant;
 use Yii;
 use yii\filters\AccessControl;
 use yii\helpers\ArrayHelper;
@@ -17,7 +19,7 @@ class OauthController extends Controller {
                 'class' => AccessControl::class,
                 'rules' => [
                     [
-                        'actions' => ['validate'],
+                        'actions' => ['validate', 'issue-token'],
                         'allow' => true,
                     ],
                     [
@@ -32,8 +34,9 @@ class OauthController extends Controller {
 
     public function verbs() {
         return [
-            'validate' => ['GET'],
+            'validate'    => ['GET'],
-            'complete' => ['POST'],
+            'complete'    => ['POST'],
+            'issue-token' => ['POST'],
         ];
     }
 
@@ -141,20 +144,28 @@ class OauthController extends Controller {
     }
 
     /**
-     * Метод выполняется сервером приложения, которому был выдан auth_token.
+     * Метод выполняется сервером приложения, которому был выдан auth_token иди refresh_token.
      *
      * Входными данными является стандартный список GET параметров по стандарту oAuth:
      * $_GET = [
      *     client_id,
      *     client_secret,
      *     redirect_uri,
-     *     code|refresh_token,
+     *     code,
+     *     grant_type,
+     * ]
+     * для запроса grant_type = authentication_code.
+     * $_GET = [
+     *     client_id,
+     *     client_secret,
+     *     refresh_token,
      *     grant_type,
      * ]
      *
      * @return array
      */
     public function actionIssueToken() {
+        $this->attachRefreshTokenGrantIfNeedle();
         try {
             $response = $this->getServer()->issueAccessToken();
         } catch (OAuthException $e) {
@@ -168,6 +179,28 @@ class OauthController extends Controller {
         return $response;
     }
 
+    private function attachRefreshTokenGrantIfNeedle() {
+        $grantType = Yii::$app->request->post('grant_type');
+        if ($grantType === 'authorization_code' && Yii::$app->request->post('code')) {
+            $authCode = Yii::$app->request->post('code');
+            $codeModel = $this->getServer()->getAuthCodeStorage()->get($authCode);
+            if ($codeModel === null) {
+                return;
+            }
+
+            $scopes = $codeModel->getScopes();
+            if (array_search(OauthScope::OFFLINE_ACCESS, array_keys($scopes)) === false) {
+                return;
+            }
+        } elseif ($grantType === 'refresh_token') {
+            // Это валидный кейс
+        } else {
+            return;
+        }
+
+        $this->getServer()->addGrantType(new RefreshTokenGrant());
+    }
+
     /**
      * @param array $queryParams
      * @param OauthClient $clientModel

api/views/layouts/main.php

@@ -1,77 +0,0 @@
-<?php
-
-/* @var $this \yii\web\View */
-/* @var $content string */
-
-use yii\helpers\Html;
-use yii\bootstrap\Nav;
-use yii\bootstrap\NavBar;
-use yii\widgets\Breadcrumbs;
-use api\assets\AppAsset;
-
-AppAsset::register($this);
-?>
-<?php $this->beginPage() ?>
-<!DOCTYPE html>
-<html lang="<?= Yii::$app->language ?>">
-<head>
-    <meta charset="<?= Yii::$app->charset ?>">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
-    <?= Html::csrfMetaTags() ?>
-    <title><?= Html::encode($this->title) ?></title>
-    <?php $this->head() ?>
-</head>
-<body>
-<?php $this->beginBody() ?>
-
-<div class="wrap">
-    <?php
-    NavBar::begin([
-        'brandLabel' => 'My Company',
-        'brandUrl' => Yii::$app->homeUrl,
-        'options' => [
-            'class' => 'navbar-inverse navbar-fixed-top',
-        ],
-    ]);
-    $menuItems = [
-        ['label' => 'Home', 'url' => ['site/index']],
-        ['label' => 'About', 'url' => ['site/about']],
-        ['label' => 'Contact', 'url' => ['site/contact']],
-    ];
-    if (Yii::$app->user->isGuest) {
-        $menuItems[] = ['label' => 'Signup', 'url' => ['site/signup']];
-        $menuItems[] = ['label' => 'Login', 'url' => ['site/login']];
-    } else {
-        $menuItems[] = [
-            'label' => 'Logout (' . Yii::$app->user->identity->username . ')',
-            'url' => ['site/logout'],
-            'linkOptions' => ['data-method' => 'post']
-        ];
-    }
-    echo Nav::widget([
-        'options' => ['class' => 'navbar-nav navbar-right'],
-        'items' => $menuItems,
-    ]);
-    NavBar::end();
-    ?>
-
-    <div class="container">
-        <?= Breadcrumbs::widget([
-            'links' => isset($this->params['breadcrumbs']) ? $this->params['breadcrumbs'] : [],
-        ]) ?>
-        <?= $content ?>
-    </div>
-</div>
-
-<footer class="footer">
-    <div class="container">
-        <p class="pull-left">&copy; My Company <?= date('Y') ?></p>
-
-        <p class="pull-right"><?= Yii::powered() ?></p>
-    </div>
-</footer>
-
-<?php $this->endBody() ?>
-</body>
-</html>
-<?php $this->endPage() ?>

api/views/site/about.php

@@ -1,16 +0,0 @@
-<?php
-
-/* @var $this yii\web\View */
-
-use yii\helpers\Html;
-
-$this->title = 'About';
-$this->params['breadcrumbs'][] = $this->title;
-?>
-<div class="site-about">
-    <h1><?= Html::encode($this->title) ?></h1>
-
-    <p>This is the About page. You may modify the following file to customize its content:</p>
-
-    <code><?= __FILE__ ?></code>
-</div>

api/views/site/contact.php

@@ -1,45 +0,0 @@
-<?php
-
-/* @var $this yii\web\View */
-/* @var $form yii\bootstrap\ActiveForm */
-/* @var $model \api\models\ContactForm */
-
-use yii\helpers\Html;
-use yii\bootstrap\ActiveForm;
-use yii\captcha\Captcha;
-
-$this->title = 'Contact';
-$this->params['breadcrumbs'][] = $this->title;
-?>
-<div class="site-contact">
-    <h1><?= Html::encode($this->title) ?></h1>
-
-    <p>
-        If you have business inquiries or other questions, please fill out the following form to contact us. Thank you.
-    </p>
-
-    <div class="row">
-        <div class="col-lg-5">
-            <?php $form = ActiveForm::begin(['id' => 'contact-form']); ?>
-
-                <?= $form->field($model, 'name') ?>
-
-                <?= $form->field($model, 'email') ?>
-
-                <?= $form->field($model, 'subject') ?>
-
-                <?= $form->field($model, 'body')->textArea(['rows' => 6]) ?>
-
-                <?= $form->field($model, 'verifyCode')->widget(Captcha::className(), [
-                    'template' => '<div class="row"><div class="col-lg-3">{image}</div><div class="col-lg-6">{input}</div></div>',
-                ]) ?>
-
-                <div class="form-group">
-                    <?= Html::submitButton('Submit', ['class' => 'btn btn-primary', 'name' => 'contact-button']) ?>
-                </div>
-
-            <?php ActiveForm::end(); ?>
-        </div>
-    </div>
-
-</div>

api/views/site/error.php

@@ -1,27 +0,0 @@
-<?php
-
-/* @var $this yii\web\View */
-/* @var $name string */
-/* @var $message string */
-/* @var $exception Exception */
-
-use yii\helpers\Html;
-
-$this->title = $name;
-?>
-<div class="site-error">
-
-    <h1><?= Html::encode($this->title) ?></h1>
-
-    <div class="alert alert-danger">
-        <?= nl2br(Html::encode($message)) ?>
-    </div>
-
-    <p>
-        The above error occurred while the Web server was processing your request.
-    </p>
-    <p>
-        Please contact us if you think this is a server error. Thank you.
-    </p>
-
-</div>

api/views/site/index.php

@@ -1,53 +0,0 @@
-<?php
-
-/* @var $this yii\web\View */
-
-$this->title = 'My Yii Application';
-?>
-<div class="site-index">
-
-    <div class="jumbotron">
-        <h1>Congratulations!</h1>
-
-        <p class="lead">You have successfully created your Yii-powered application.</p>
-
-        <p><a class="btn btn-lg btn-success" href="http://www.yiiframework.com">Get started with Yii</a></p>
-    </div>
-
-    <div class="body-content">
-
-        <div class="row">
-            <div class="col-lg-4">
-                <h2>Heading</h2>
-
-                <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et
-                    dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip
-                    ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu
-                    fugiat nulla pariatur.</p>
-
-                <p><a class="btn btn-default" href="http://www.yiiframework.com/doc/">Yii Documentation &raquo;</a></p>
-            </div>
-            <div class="col-lg-4">
-                <h2>Heading</h2>
-
-                <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et
-                    dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip
-                    ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu
-                    fugiat nulla pariatur.</p>
-
-                <p><a class="btn btn-default" href="http://www.yiiframework.com/forum/">Yii Forum &raquo;</a></p>
-            </div>
-            <div class="col-lg-4">
-                <h2>Heading</h2>
-
-                <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et
-                    dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip
-                    ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu
-                    fugiat nulla pariatur.</p>
-
-                <p><a class="btn btn-default" href="http://www.yiiframework.com/extensions/">Yii Extensions &raquo;</a></p>
-            </div>
-        </div>
-
-    </div>
-</div>

api/views/site/requestPasswordResetToken.php

@@ -1,31 +0,0 @@
-<?php
-
-/* @var $this yii\web\View */
-/* @var $form yii\bootstrap\ActiveForm */
-/* @var $model \api\models\PasswordResetRequestForm */
-
-use yii\helpers\Html;
-use yii\bootstrap\ActiveForm;
-
-$this->title = 'Request password reset';
-$this->params['breadcrumbs'][] = $this->title;
-?>
-<div class="site-request-password-reset">
-    <h1><?= Html::encode($this->title) ?></h1>
-
-    <p>Please fill out your email. A link to reset password will be sent there.</p>
-
-    <div class="row">
-        <div class="col-lg-5">
-            <?php $form = ActiveForm::begin(['id' => 'request-password-reset-form']); ?>
-
-                <?= $form->field($model, 'email') ?>
-
-                <div class="form-group">
-                    <?= Html::submitButton('Send', ['class' => 'btn btn-primary']) ?>
-                </div>
-
-            <?php ActiveForm::end(); ?>
-        </div>
-    </div>
-</div>

api/views/site/resetPassword.php

@@ -1,31 +0,0 @@
-<?php
-
-/* @var $this yii\web\View */
-/* @var $form yii\bootstrap\ActiveForm */
-/* @var $model \api\models\ResetPasswordForm */
-
-use yii\helpers\Html;
-use yii\bootstrap\ActiveForm;
-
-$this->title = 'Reset password';
-$this->params['breadcrumbs'][] = $this->title;
-?>
-<div class="site-reset-password">
-    <h1><?= Html::encode($this->title) ?></h1>
-
-    <p>Please choose your new password:</p>
-
-    <div class="row">
-        <div class="col-lg-5">
-            <?php $form = ActiveForm::begin(['id' => 'reset-password-form']); ?>
-
-                <?= $form->field($model, 'password')->passwordInput() ?>
-
-                <div class="form-group">
-                    <?= Html::submitButton('Save', ['class' => 'btn btn-primary']) ?>
-                </div>
-
-            <?php ActiveForm::end(); ?>
-        </div>
-    </div>
-</div>

api/views/site/signup.php

@@ -1,35 +0,0 @@
-<?php
-
-/* @var $this yii\web\View */
-/* @var $form yii\bootstrap\ActiveForm */
-/* @var $model \api\models\SignupForm */
-
-use yii\helpers\Html;
-use yii\bootstrap\ActiveForm;
-
-$this->title = 'Signup';
-$this->params['breadcrumbs'][] = $this->title;
-?>
-<div class="site-signup">
-    <h1><?= Html::encode($this->title) ?></h1>
-
-    <p>Please fill out the following fields to signup:</p>
-
-    <div class="row">
-        <div class="col-lg-5">
-            <?php $form = ActiveForm::begin(['id' => 'form-signup']); ?>
-
-                <?= $form->field($model, 'username') ?>
-
-                <?= $form->field($model, 'email') ?>
-
-                <?= $form->field($model, 'password')->passwordInput() ?>
-
-                <div class="form-group">
-                    <?= Html::submitButton('Signup', ['class' => 'btn btn-primary', 'name' => 'signup-button']) ?>
-                </div>
-
-            <?php ActiveForm::end(); ?>
-        </div>
-    </div>
-</div>

common/components/oauth/Component.php

@@ -2,6 +2,7 @@
 namespace common\components\oauth;
 
 use common\components\oauth\Storage\Redis\AuthCodeStorage;
+use common\components\oauth\Storage\Redis\RefreshTokenStorage;
 use common\components\oauth\Storage\Yii2\AccessTokenStorage;
 use common\components\oauth\Storage\Yii2\ClientStorage;
 use common\components\oauth\Storage\Yii2\ScopeStorage;
@@ -43,6 +44,7 @@ class Component extends \yii\base\Component {
                 ->setScopeStorage(new ScopeStorage())
                 ->setSessionStorage(new SessionStorage())
                 ->setAuthCodeStorage(new AuthCodeStorage())
+                ->setRefreshTokenStorage(new RefreshTokenStorage())
                 ->setScopeDelimiter(',');
 
             $this->_authServer = $authServer;

common/components/oauth/Entity/AccessTokenEntity.php

@@ -2,7 +2,7 @@
 namespace common\components\oauth\Entity;
 
 use League\OAuth2\Server\Entity\EntityTrait;
-use League\OAuth2\Server\Entity\SessionEntity;
+use League\OAuth2\Server\Entity\SessionEntity as OriginalSessionEntity;
 
 class AccessTokenEntity extends \League\OAuth2\Server\Entity\AccessTokenEntity {
     use EntityTrait;
@@ -17,7 +17,7 @@ class AccessTokenEntity extends \League\OAuth2\Server\Entity\AccessTokenEntity {
      * @inheritdoc
      * @return static
      */
-    public function setSession(SessionEntity $session) {
+    public function setSession(OriginalSessionEntity $session) {
         parent::setSession($session);
         $this->sessionId = $session->getId();
 

common/components/oauth/Storage/Redis/AuthCodeStorage.php

@@ -32,7 +32,7 @@ class AuthCodeStorage extends AbstractStorage implements AuthCodeInterface {
             'id' => $result['id'],
             'redirectUri' => $result['client_redirect_uri'],
             'expireTime' => $result['expire_time'],
-            'sessionId' => $result['sessionId'],
+            'sessionId' => $result['session_id'],
         ]);
     }
 

common/components/oauth/Storage/Redis/RefreshTokenStorage.php

@@ -1,5 +1,5 @@
 <?php
-namespace Fahmiardi\OAuth2\Server\Storage\Redis;
+namespace common\components\oauth\Storage\Redis;
 
 use common\components\redis\Key;
 use League\OAuth2\Server\Entity\RefreshTokenEntity;

common/components/oauth/Storage/Yii2/AccessTokenStorage.php

@@ -18,7 +18,7 @@ class AccessTokenStorage extends AbstractStorage implements AccessTokenInterface
      * @return OauthAccessToken|null
      */
     private function getTokenModel($token) {
-        if (isset($this->cache[$token])) {
+        if (!isset($this->cache[$token])) {
             $this->cache[$token] = OauthAccessToken::findOne($token);
         }
 

common/components/redis/Key.php

@@ -20,7 +20,7 @@ class Key {
     }
 
     public function getValue() {
-        return $this->getRedis()->get(json_decode($this->key));
+        return json_decode($this->getRedis()->get($this->key), true);
     }
 
     public function setValue($value) {

common/models/OauthScope.php

@@ -10,6 +10,9 @@ use yii\db\ActiveRecord;
  */
 class OauthScope extends ActiveRecord {
 
+    const OFFLINE_ACCESS = 'offline_access';
+    const MINECRAFT_SERVER_SESSION = 'minecraft_server_session';
+
     public static function tableName() {
         return '{{%oauth_scopes}}';
     }

common/models/OauthSession.php

@@ -25,7 +25,7 @@ class OauthSession extends ActiveRecord {
         return '{{%oauth_sessions}}';
     }
 
-    public function getOauthAccessTokens() {
+    public function getAccessTokens() {
         return $this->hasMany(OauthAccessToken::class, ['session_id' => 'id']);
     }
 

console/migrations/m160222_204006_add_init_scopes.php

@@ -0,0 +1,18 @@
+<?php
+
+use console\db\Migration;
+
+class m160222_204006_add_init_scopes extends Migration {
+
+    public function safeUp() {
+        $this->batchInsert('{{%oauth_scopes}}', ['id'], [
+            ['offline_access'],
+            ['minecraft_server_session'],
+        ]);
+    }
+
+    public function safeDown() {
+        $this->delete('{{%oauth_scopes}}');
+    }
+
+}

tests/codeception/api/_pages/OauthRoute.php

@@ -18,4 +18,9 @@ class OauthRoute extends BasePage {
         $this->actor->sendPOST($this->getUrl($queryParams), $postParams);
     }
 
+    public function issueToken($postParams = []) {
+        $this->route = ['oauth/issue-token'];
+        $this->actor->sendPOST($this->getUrl(), $postParams);
+    }
+
 }

tests/codeception/api/functional/OauthAccessTokenCest.php

@@ -0,0 +1,99 @@
+<?php
+namespace tests\codeception\api;
+
+use Codeception\Scenario;
+use tests\codeception\api\_pages\OauthRoute;
+use tests\codeception\api\functional\_steps\OauthSteps;
+use Yii;
+
+class OauthAccessTokenCest {
+
+    /**
+     * @var OauthRoute
+     */
+    private $route;
+
+    public function _before(FunctionalTester $I) {
+        $this->route = new OauthRoute($I);
+    }
+
+    public function testIssueTokenWithWrongArgs(FunctionalTester $I) {
+        $I->wantTo('check behavior on on request without any credentials');
+        $this->route->issueToken();
+        $I->canSeeResponseCodeIs(400);
+        $I->canSeeResponseContainsJson([
+            'error' => 'invalid_request',
+        ]);
+
+        $I->wantTo('check behavior on passing invalid auth code');
+        $this->route->issueToken($this->buildParams(
+            'wrong-auth-code',
+            'ely',
+            'ZuM1vGchJz-9_UZ5HC3H3Z9Hg5PzdbkM',
+            'http://ely.by'
+        ));
+        $I->canSeeResponseCodeIs(400);
+        $I->canSeeResponseContainsJson([
+            'error' => 'invalid_request',
+        ]);
+    }
+
+    public function testIssueToken(FunctionalTester $I, Scenario $scenario) {
+        $I = new OauthSteps($scenario);
+        $authCode = $I->getAuthCode();
+        $this->route->issueToken($this->buildParams(
+            $authCode,
+            'ely',
+            'ZuM1vGchJz-9_UZ5HC3H3Z9Hg5PzdbkM',
+            'http://ely.by'
+        ));
+        $I->canSeeResponseCodeIs(200);
+        $I->canSeeResponseIsJson();
+        $I->canSeeResponseContainsJson([
+            'token_type' => 'Bearer',
+        ]);
+        $I->canSeeResponseJsonMatchesJsonPath('$.access_token');
+        $I->canSeeResponseJsonMatchesJsonPath('$.expires_in');
+    }
+
+    public function testIssueTokenWithRefreshToken(FunctionalTester $I, Scenario $scenario) {
+        $I = new OauthSteps($scenario);
+        $authCode = $I->getAuthCode(false);
+        $this->route->issueToken($this->buildParams(
+            $authCode,
+            'ely',
+            'ZuM1vGchJz-9_UZ5HC3H3Z9Hg5PzdbkM',
+            'http://ely.by'
+        ));
+        $I->canSeeResponseCodeIs(200);
+        $I->canSeeResponseIsJson();
+        $I->canSeeResponseContainsJson([
+            'token_type' => 'Bearer',
+        ]);
+        $I->canSeeResponseJsonMatchesJsonPath('$.access_token');
+        $I->canSeeResponseJsonMatchesJsonPath('$.refresh_token');
+        $I->canSeeResponseJsonMatchesJsonPath('$.expires_in');
+    }
+
+    private function buildParams($code = null, $clientId = null, $clientSecret = null, $redirectUri = null) {
+        $params = ['grant_type' => 'authorization_code'];
+        if ($code !== null) {
+            $params['code'] = $code;
+        }
+
+        if ($clientId !== null) {
+            $params['client_id'] = $clientId;
+        }
+
+        if ($clientSecret !== null) {
+            $params['client_secret'] = $clientSecret;
+        }
+
+        if ($redirectUri !== null) {
+            $params['redirect_uri'] = $redirectUri;
+        }
+
+        return $params;
+    }
+
+}

tests/codeception/api/functional/OauthAuthCodeCest.php

@@ -3,8 +3,9 @@ namespace tests\codeception\api;
 
 use tests\codeception\api\_pages\OauthRoute;
 use tests\codeception\api\functional\_steps\AccountSteps;
+use Yii;
 
-class OauthCest {
+class OauthAuthCodeCest {
 
     /**
      * @var OauthRoute

tests/codeception/api/functional/OauthRefreshTokenCest.php

@@ -0,0 +1,99 @@
+<?php
+namespace tests\codeception\api;
+
+use Codeception\Scenario;
+use common\models\OauthScope;
+use tests\codeception\api\_pages\OauthRoute;
+use tests\codeception\api\functional\_steps\OauthSteps;
+use Yii;
+
+class OauthRefreshTokenCest {
+
+    /**
+     * @var OauthRoute
+     */
+    private $route;
+
+    public function _before(FunctionalTester $I) {
+        $this->route = new OauthRoute($I);
+    }
+
+    public function testRefreshToken(FunctionalTester $I, Scenario $scenario) {
+        $I = new OauthSteps($scenario);
+        $refreshToken = $I->getRefreshToken();
+        $this->route->issueToken($this->buildParams(
+            $refreshToken,
+            'ely',
+            'ZuM1vGchJz-9_UZ5HC3H3Z9Hg5PzdbkM'
+        ));
+        $I->canSeeResponseCodeIs(200);
+        $I->canSeeResponseIsJson();
+        $I->canSeeResponseContainsJson([
+            'token_type' => 'Bearer',
+        ]);
+        $I->canSeeResponseJsonMatchesJsonPath('$.access_token');
+        $I->canSeeResponseJsonMatchesJsonPath('$.refresh_token');
+        $I->canSeeResponseJsonMatchesJsonPath('$.expires_in');
+    }
+
+    public function testRefreshTokenWithSameScopes(FunctionalTester $I, Scenario $scenario) {
+        $I = new OauthSteps($scenario);
+        $refreshToken = $I->getRefreshToken();
+        $this->route->issueToken($this->buildParams(
+            $refreshToken,
+            'ely',
+            'ZuM1vGchJz-9_UZ5HC3H3Z9Hg5PzdbkM',
+            [OauthScope::MINECRAFT_SERVER_SESSION, OauthScope::OFFLINE_ACCESS]
+        ));
+        $I->canSeeResponseCodeIs(200);
+        $I->canSeeResponseIsJson();
+        $I->canSeeResponseContainsJson([
+            'token_type' => 'Bearer',
+        ]);
+        $I->canSeeResponseJsonMatchesJsonPath('$.access_token');
+        $I->canSeeResponseJsonMatchesJsonPath('$.refresh_token');
+        $I->canSeeResponseJsonMatchesJsonPath('$.expires_in');
+    }
+
+    public function testRefreshTokenWithNewScopes(FunctionalTester $I, Scenario $scenario) {
+        $I = new OauthSteps($scenario);
+        $refreshToken = $I->getRefreshToken();
+        $this->route->issueToken($this->buildParams(
+            $refreshToken,
+            'ely',
+            'ZuM1vGchJz-9_UZ5HC3H3Z9Hg5PzdbkM',
+            [OauthScope::MINECRAFT_SERVER_SESSION, OauthScope::OFFLINE_ACCESS, 'change_skin']
+        ));
+        $I->canSeeResponseCodeIs(400);
+        $I->canSeeResponseIsJson();
+        $I->canSeeResponseContainsJson([
+            'error' => 'invalid_scope',
+        ]);
+    }
+
+    private function buildParams($refreshToken = null, $clientId = null, $clientSecret = null, $scopes = []) {
+        $params = ['grant_type' => 'refresh_token'];
+        if ($refreshToken !== null) {
+            $params['refresh_token'] = $refreshToken;
+        }
+
+        if ($clientId !== null) {
+            $params['client_id'] = $clientId;
+        }
+
+        if ($clientSecret !== null) {
+            $params['client_secret'] = $clientSecret;
+        }
+
+        if (!empty($scopes)) {
+            if (is_array($scopes)) {
+                $scopes = implode(',', $scopes);
+            }
+
+            $params['scope'] = $scopes;
+        }
+
+        return $params;
+    }
+
+}

tests/codeception/api/functional/_steps/OauthSteps.php

@@ -0,0 +1,42 @@
+<?php
+namespace tests\codeception\api\functional\_steps;
+
+use tests\codeception\api\_pages\OauthRoute;
+
+class OauthSteps extends AccountSteps {
+
+    public function getAuthCode($online = true) {
+        // TODO: по идее можно напрямую сделать зпись в базу, что ускорит процесс тестирования
+        $this->loggedInAsActiveAccount();
+        $route = new OauthRoute($this);
+        $route->complete([
+            'client_id' => 'ely',
+            'redirect_uri' => 'http://ely.by',
+            'response_type' => 'code',
+            'scope' => 'minecraft_server_session' . ($online ? '' : ',offline_access'),
+        ], ['accept' => true]);
+        $this->canSeeResponseJsonMatchesJsonPath('$.redirectUri');
+        $response = json_decode($this->grabResponse(), true);
+        preg_match('/code=(\w+)/', $response['redirectUri'], $matches);
+
+        return $matches[1];
+    }
+
+    public function getRefreshToken() {
+        // TODO: по идее можно напрямую сделать зпись в базу, что ускорит процесс тестирования
+        $authCode = $this->getAuthCode(false);
+        $route = new OauthRoute($this);
+        $route->issueToken([
+            'code' => $authCode,
+            'client_id' => 'ely',
+            'client_secret' => 'ZuM1vGchJz-9_UZ5HC3H3Z9Hg5PzdbkM',
+            'redirect_uri' => 'http://ely.by',
+            'grant_type' => 'authorization_code',
+        ]);
+
+        $response = json_decode($this->grabResponse(), true);
+
+        return $response['refresh_token'];
+    }
+
+}

tests/codeception/common/fixtures/data/oauth-scopes.php

@@ -6,4 +6,7 @@ return [
     'change_skin' => [
         'id' => 'change_skin',
     ],
+    'offline_access' => [
+        'id' => 'offline_access',
+    ],
 ];