From e2a50ef4bc05c0c719d00d1cbbf680a3e8c1bb4a Mon Sep 17 00:00:00 2001
From: Tobias Schultze <webmaster@tubo-world.de>
Date: Mon, 30 Jul 2012 23:35:43 +0200
Subject: [PATCH] [OptionsResolver] fix normalizer without corresponding option

---
 src/Symfony/Component/OptionsResolver/Options.php     |  2 +-
 .../Component/OptionsResolver/Tests/OptionsTest.php   | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/Symfony/Component/OptionsResolver/Options.php b/src/Symfony/Component/OptionsResolver/Options.php
index 5a2b0f7f38..3c1129c921 100644
--- a/src/Symfony/Component/OptionsResolver/Options.php
+++ b/src/Symfony/Component/OptionsResolver/Options.php
@@ -504,7 +504,7 @@ class Options implements \ArrayAccess, \Iterator, \Countable
         $normalizer = $this->normalizers[$option];
 
         $this->lock[$option] = true;
-        $this->options[$option] = $normalizer($this, $this->options[$option]);
+        $this->options[$option] = $normalizer($this, array_key_exists($option, $this->options) ? $this->options[$option] : null);
         unset($this->lock[$option]);
 
         // The option is now normalized
diff --git a/src/Symfony/Component/OptionsResolver/Tests/OptionsTest.php b/src/Symfony/Component/OptionsResolver/Tests/OptionsTest.php
index 66f9e399a4..f739c911a1 100644
--- a/src/Symfony/Component/OptionsResolver/Tests/OptionsTest.php
+++ b/src/Symfony/Component/OptionsResolver/Tests/OptionsTest.php
@@ -514,4 +514,15 @@ class OptionsTest extends \PHPUnit_Framework_TestCase
         $this->options->clear();
         $this->assertEmpty($this->options->all());
     }
+
+    public function testNormalizerWithoutCorrespondingOption()
+    {
+        $test = $this;
+
+        $this->options->setNormalizer('foo', function (Options $options, $previousValue) use ($test) {
+            $test->assertNull($previousValue);
+            return '';
+        });
+        $this->assertEquals(array('foo' => ''), $this->options->all());
+    }
 }