Fixed serializer issue (#78)

Author: CvekCoding

README.md

@@ -250,7 +250,7 @@ As an example we use the Symfony `DateTimeNormalizer` service so we do have supp
     dunglas_doctrine_json_odm.serializer:
         class: Dunglas\DoctrineJsonOdm\Serializer
         arguments:
-          - ['@serializer.denormalizer.array', '@serializer.normalizer.datetime', '@serializer.normalizer.object']
+          - ['@dunglas_doctrine_json_odm.normalizer.array', '@serializer.normalizer.datetime', '@dunglas_doctrine_json_odm.normalizer.object']
           - ['@serializer.encoder.json']
         public: true
 ```

src/Bundle/Resources/config/services.xml

@@ -5,10 +5,20 @@
            xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
 
     <services>
+        <service id="dunglas_doctrine_json_odm.normalizer.object" class="Symfony\Component\Serializer\Normalizer\ObjectNormalizer" public="false">
+            <argument type="service" id="serializer.mapping.class_metadata_factory" on-invalid="ignore" />
+            <argument>null</argument><!-- name converter -->
+            <argument type="service" id="serializer.property_accessor" />
+            <argument type="service" id="property_info" on-invalid="ignore" />
+            <argument type="service" id="serializer.mapping.class_discriminator_resolver" on-invalid="ignore" />
+        </service>
+
+        <service id="dunglas_doctrine_json_odm.normalizer.array" class="Symfony\Component\Serializer\Normalizer\ArrayDenormalizer" public="false" />
+
         <service id="dunglas_doctrine_json_odm.serializer" class="Dunglas\DoctrineJsonOdm\Serializer" public="true">
             <argument type="collection">
-                <argument type="service" id="serializer.denormalizer.array" />
-                <argument type="service" id="serializer.normalizer.object" />
+                <argument type="service" id="dunglas_doctrine_json_odm.normalizer.array" />
+                <argument type="service" id="dunglas_doctrine_json_odm.normalizer.object" />
             </argument>
 
             <argument type="collection">

tests/FunctionalTest.php

@@ -162,4 +162,37 @@ public function testNullIsStoredAsNull()
 
         $this->assertNull($stmt->fetch()['attributes']);
     }
+
+    public function testStoreAndRetrieveDocumentWithInstantiatedOtherSerializer()
+    {
+        /**
+         * This call is necessary to cover this issue.
+         *
+         * @see https://github.com/dunglas/doctrine-json-odm/pull/78
+         */
+        $serializer = self::$kernel->getContainer()->get('serializer');
+
+        $attribute1 = new Attribute();
+        $attribute1->key = 'foo';
+        $attribute1->value = 'bar';
+
+        $attribute2 = new Attribute();
+        $attribute2->key = 'weights';
+        $attribute2->value = [34, 67];
+
+        $attributes = [$attribute1, $attribute2];
+
+        $product = new Product();
+        $product->name = 'My product';
+        $product->attributes = $attributes;
+
+        $manager = self::$kernel->getContainer()->get('doctrine')->getManagerForClass(Product::class);
+        $manager->persist($product);
+        $manager->flush();
+
+        $manager->clear();
+
+        $retrievedProduct = $manager->find(Product::class, $product->id);
+        $this->assertEquals($attributes, $retrievedProduct->attributes);
+    }
 }