[Form] Test case for binding a collection of field groups with an ArrayObject of objects.

tests/Symfony/Tests/Component/Form/CollectionFieldTest.php

@@ -5,6 +5,7 @@ namespace Symfony\Tests\Component\Form;
 require_once __DIR__ . '/Fixtures/TestField.php';
 
 use Symfony\Component\Form\CollectionField;
+use Symfony\Component\Form\FieldGroup;
 use Symfony\Tests\Component\Form\Fixtures\TestField;
 
 
@@ -96,4 +97,25 @@ class CollectionFieldTest extends \PHPUnit_Framework_TestCase
         $this->assertEquals('foo@foo.com', $field[0]->getData());
         $this->assertEquals('bar@bar.com', $field[1]->getData());
     }
+
+    public function testCollectionOfFieldGroupsBoundWithArrayObjectContainingObjects()
+    {
+        $fieldGroup = new FieldGroup('name');
+        $fieldGroup->add(new TestField('first'));
+        $fieldGroup->add(new TestField('last'));
+
+        $field = new CollectionField($fieldGroup);
+
+        $nameData = (object) array('first' => 'Foo', 'last' => 'Bar');
+        $collectionData = new \ArrayObject(array($nameData));
+        $field->setData($collectionData);
+
+        $boundNameData = (object) array('first' => 'Foo', 'last' => 'Baz');
+        $boundCollectionData = new \ArrayObject(array($nameData));
+        $field->bind($boundCollectionData);
+
+        $this->assertTrue($field->has('0'));
+        $this->assertFalse($field->has('1'));
+        $this->assertEquals($boundNameData, $field[0]->getData());
+    }
 }