Fixed fatal error on missing argument

src/Factory/Oauth2ClientGrantFactory.php

@@ -17,7 +17,8 @@ public function createService(ServiceLocatorInterface $grants)
             $serviceLocator->get('Hrevert\OauthClient\Manager\ProviderManager'),
             $serviceLocator->get('Hrevert\OauthClient\Manager\UserProviderManager'),
             $serviceLocator->get('HtLeagueOauthClientModule\Oauth2ClientManager'),
-            $serviceLocator->get('HtOauth\Server\ClientModule\Options\ModuleOptions')
+            $serviceLocator->get('HtOauth\Server\ClientModule\Options\ModuleOptions'),
+            $serviceLocator->get('ht_oauth_client_doctrine_em')
         );
     }
 }

tests/src/Factory/Oauth2ClientGrantFactoryTest.php

@@ -0,0 +1,78 @@
+<?php
+namespace HtOauth\Server\ClientModule\Factory;
+
+use HtOauth\Server\ClientModule\Factory\Oauth2ClientGrantFactory;
+
+class Oauth2ClientGrantFactoryTest extends \PHPUnit_Framework_TestCase
+{
+    public function testCreateService()
+    {
+        $accessTokenService = $this->getMockBuilder('ZfrOAuth2\Server\Service\TokenService')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $refreshTokenService = $this->getMockBuilder('ZfrOAuth2\Server\Service\TokenService')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $providerManager = $this->getMock('Hrevert\OauthClient\Manager\ProviderManagerInterface');
+        $userProviderManager = $this->getMock('Hrevert\OauthClient\Manager\UserProviderManagerInterface');
+        $providerClients = $this->getMock('Zend\ServiceManager\ServiceLocatorInterface');
+
+        $authorizationServer = $this->getMockBuilder('ZfrOAuth2\Server\AuthorizationServer')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $options = $this->getMockBuilder('HtOauth\Server\ClientModule\Options\ModuleOptions')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $objectManager = $this->getMock('Doctrine\Common\Persistence\ObjectManager');
+
+        $serviceLocator = $this->getMock('Zend\ServiceManager\ServiceLocatorInterface');
+
+        $serviceLocator->expects($this->at(0))
+            ->method('get')
+            ->with('ZfrOAuth2\Server\Service\AccessTokenService')
+            ->will($this->returnValue($accessTokenService));
+
+        $serviceLocator->expects($this->at(1))
+            ->method('get')
+            ->with('ZfrOAuth2\Server\Service\RefreshTokenService')
+            ->will($this->returnValue($refreshTokenService));
+
+        $serviceLocator->expects($this->at(2))
+            ->method('get')
+            ->with('Hrevert\OauthClient\Manager\ProviderManager')
+            ->will($this->returnValue($providerManager));
+
+        $serviceLocator->expects($this->at(3))
+            ->method('get')
+            ->with('Hrevert\OauthClient\Manager\UserProviderManager')
+            ->will($this->returnValue($userProviderManager));
+
+        $serviceLocator->expects($this->at(4))
+            ->method('get')
+            ->with('HtLeagueOauthClientModule\Oauth2ClientManager')
+            ->will($this->returnValue($providerClients));
+
+        $serviceLocator->expects($this->at(5))
+            ->method('get')
+            ->with('HtOauth\Server\ClientModule\Options\ModuleOptions')
+            ->will($this->returnValue($options));
+
+        $serviceLocator->expects($this->at(6))
+            ->method('get')
+            ->with('ht_oauth_client_doctrine_em')
+            ->will($this->returnValue($objectManager));
+
+
+        $grants = $this->getMock('Zend\ServiceManager\AbstractPluginManager');
+        $grants->expects($this->once())
+            ->method('getServiceLocator')
+            ->will($this->returnValue($serviceLocator));
+
+        $factory = new Oauth2ClientGrantFactory;
+        $this->assertInstanceOf('HtOauth\Server\ClientModule\Grant\Oauth2Client', $factory->createService($grants));
+    }    
+}