minor #13933 [Serializer] Fix object normalization exceptions (dunglas)

This PR was merged into the 2.6 branch.

Discussion
----------

[Serializer] Fix object normalization exceptions

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #13909
| License       | MIT
| Doc PR        | n/a

Commits
-------

500df47 [Serializer] Fix object normalization exceptions

Author: fabpot

src/Symfony/Component/Serializer/Normalizer/GetSetMethodNormalizer.php

@@ -13,6 +13,7 @@
 
 use Symfony\Component\Serializer\Exception\CircularReferenceException;
 use Symfony\Component\Serializer\Exception\InvalidArgumentException;
+use Symfony\Component\Serializer\Exception\LogicException;
 use Symfony\Component\Serializer\Exception\RuntimeException;
 
 /**
@@ -168,7 +169,7 @@ public function normalize($object, $format = null, array $context = array())
                 }
                 if (null !== $attributeValue && !is_scalar($attributeValue)) {
                     if (!$this->serializer instanceof NormalizerInterface) {
-                        throw new \LogicException(sprintf('Cannot normalize attribute "%s" because injected serializer is not a normalizer', $attributeName));
+                        throw new LogicException(sprintf('Cannot normalize attribute "%s" because injected serializer is not a normalizer', $attributeName));
                     }
 
                     $attributeValue = $this->serializer->normalize($attributeValue, $format, $context);

src/Symfony/Component/Serializer/Normalizer/PropertyNormalizer.php

@@ -12,6 +12,7 @@
 namespace Symfony\Component\Serializer\Normalizer;
 
 use Symfony\Component\Serializer\Exception\InvalidArgumentException;
+use Symfony\Component\Serializer\Exception\LogicException;
 use Symfony\Component\Serializer\Exception\RuntimeException;
 
 /**
@@ -100,6 +101,10 @@ public function normalize($object, $format = null, array $context = array())
                 $attributeValue = call_user_func($this->callbacks[$property->name], $attributeValue);
             }
             if (null !== $attributeValue && !is_scalar($attributeValue)) {
+                if (!$this->serializer instanceof NormalizerInterface) {
+                    throw new LogicException(sprintf('Cannot normalize attribute "%s" because injected serializer is not a normalizer', $property->name));
+                }
+
                 $attributeValue = $this->serializer->normalize($attributeValue, $format);
             }
 

src/Symfony/Component/Serializer/Tests/Normalizer/GetSetMethodNormalizerTest.php

@@ -260,7 +260,7 @@ public function provideCallbacks()
     }
 
     /**
-     * @expectedException \LogicException
+     * @expectedException \Symfony\Component\Serializer\Exception\LogicException
      * @expectedExceptionMessage Cannot normalize attribute "object" because injected serializer is not a normalizer
      */
     public function testUnableToNormalizeObjectAttribute()

src/Symfony/Component/Serializer/Tests/Normalizer/PropertyNormalizerTest.php

@@ -195,6 +195,22 @@ public function provideCallbacks()
             ),
         );
     }
+
+    /**
+     * @expectedException \Symfony\Component\Serializer\Exception\LogicException
+     * @expectedExceptionMessage Cannot normalize attribute "bar" because injected serializer is not a normalizer
+     */
+    public function testUnableToNormalizeObjectAttribute()
+    {
+        $serializer = $this->getMock('Symfony\Component\Serializer\SerializerInterface');
+        $this->normalizer->setSerializer($serializer);
+
+        $obj = new PropertyDummy();
+        $object = new \stdClass();
+        $obj->setBar($object);
+
+        $this->normalizer->normalize($obj, 'any');
+    }
 }
 
 class PropertyDummy