Ajout tests pour meilleure couverture.

tests/UnicaenAuthTest/Authentication/Adapter/DbTest.php

@@ -91,4 +91,16 @@ class DbTest extends PHPUnit_Framework_TestCase
         $result = $this->adapter->authenticate($event);
         $this->assertFalse($result);
     }
+    
+    public function testAuthenticateReturnsParentMethodResult()
+    {
+        $request = new Request();
+        $request->setPost(new Parameters(array('identity' => 'bob', 'credential' => "xxxxx")));
+        
+        $event = new AdapterChainEvent();
+        $event->setRequest($request);
+        
+        $result = $this->adapter->authenticate($event);
+        $this->assertFalse($result);
+    }
 }
\ No newline at end of file