Merge branch '3.4'

nicolas-grekas · nicolas-grekas · commit 8e5b3b1d79ae · 2017-11-05T20:07:35.000+01:00
* 3.4:
  [HttpFoundation] Fix forward-compat of NativeSessionStorage with PHP 7.2
diff --git a/src/Symfony/Component/HttpFoundation/Session/Storage/NativeSessionStorage.php b/src/Symfony/Component/HttpFoundation/Session/Storage/NativeSessionStorage.php
@@ -96,6 +96,12 @@ class NativeSessionStorage implements SessionStorageInterface
      */
     public function __construct(array $options = array(), $handler = null, MetadataBag $metaBag = null)
     {
+        $this->setMetadataBag($metaBag);
+
+        if (\PHP_SESSION_ACTIVE === session_status()) {
+            return;
+        }
+
         $options += array(
             'cache_limiter' => 'private_no_expire',
             'cache_expire' => 0,
@@ -106,7 +112,6 @@ public function __construct(array $options = array(), $handler = null, MetadataB
 
         session_register_shutdown();
 
-        $this->setMetadataBag($metaBag);
         $this->setOptions($options);
         $this->setSaveHandler($handler);
     }
diff --git a/src/Symfony/Component/HttpFoundation/Tests/Session/Storage/NativeSessionStorageTest.php b/src/Symfony/Component/HttpFoundation/Tests/Session/Storage/NativeSessionStorageTest.php
@@ -242,4 +242,24 @@ public function testRestart()
         $this->assertSame($id, $storage->getId(), 'Same session ID after restarting');
         $this->assertSame(7, $storage->getBag('attributes')->get('lucky'), 'Data still available');
     }
+
+    public function testCanCreateNativeSessionStorageWhenSessionAlreadyStarted()
+    {
+        session_start();
+        $this->getStorage();
+
+        // Assert no exception has been thrown by `getStorage()`
+        $this->addToAssertionCount(1);
+    }
+
+    public function testSetSessionOptionsOnceSessionStartedIsIgnored()
+    {
+        session_start();
+        $this->getStorage(array(
+            'name' => 'something-else',
+        ));
+
+        // Assert no exception has been thrown by `getStorage()`
+        $this->addToAssertionCount(1);
+    }
 }
