DDC-735 - Fix PersistentCollection::remove() and PersistentCollection::removeElement() behaving differently with regards to orphan removal

lib/Doctrine/ORM/PersistentCollection.php

@@ -379,9 +379,15 @@ final class PersistentCollection implements Collection
         }*/
         
         $this->initialize();
-        $result = $this->coll->removeElement($element);
-        $this->changed();
-        return $result;
+        $removed = $this->coll->removeElement($element);
+        if ($removed) {
+            $this->changed();
+            if ($this->association !== null && $this->association->isOneToMany() &&
+                    $this->association->orphanRemoval) {
+                $this->em->getUnitOfWork()->scheduleOrphanRemoval($removed);
+            }
+        }
+        return $removed;
     }
 
     /**

tests/Doctrine/Tests/ORM/Functional/Ticket/DDC735Test.php

@@ -0,0 +1,121 @@
+<?php
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+use Doctrine\Common\Collections\ArrayCollection;
+
+require_once __DIR__ . '/../../../TestInit.php';
+
+class DDC735Test extends \Doctrine\Tests\OrmFunctionalTestCase
+{
+    protected function setUp()
+    {
+        parent::setUp();
+        try {
+            $this->_schemaTool->createSchema(array(
+                $this->_em->getClassMetadata(__NAMESPACE__ . '\\DDC735Product'),
+                $this->_em->getClassMetadata(__NAMESPACE__ . '\\DDC735Review')
+            ));
+        } catch(\Exception $e) {
+
+        }
+    }
+
+    public function testRemoveElement_AppliesOrphanRemoval()
+    {
+        // Create a product and its first review
+        $product = new DDC735Product;
+        $review  = new DDC735Review($product);
+
+        // Persist and flush
+        $this->_em->persist($product);
+        $this->_em->flush();
+
+        // Now you see it
+        $this->assertEquals(1, count($product->getReviews()));
+
+        // Remove the review
+        $product->removeReview($review);
+        $this->_em->flush();
+
+        // Now you don't
+        $this->assertEquals(0, count($product->getReviews()), 'count($reviews) should be 0 after removing its only Review');
+
+        // Refresh
+        $this->_em->refresh($product);
+
+        // It should still be 0
+        $this->assertEquals(0, count($product->getReviews()), 'count($reviews) should still be 0 after the refresh');
+
+        // Review should also not be available anymore
+        $this->assertNull($this->_em->find(__NAMESPACE__.'\DDC735Review', $review->getId()));
+    }
+}
+
+/**
+ * @Entity
+ */
+class DDC735Product
+{
+    /**
+     * @Id @Column(type="integer") @GeneratedValue
+     */
+    protected $id;
+
+    /**
+     * @OneToMany(
+     *   targetEntity="DDC735Review",
+     *   mappedBy="product",
+     *   cascade={"persist"},
+     *   orphanRemoval=true
+     * )
+     */
+    protected $reviews;
+
+    public function __construct()
+    {
+        $this->reviews = new ArrayCollection;
+    }
+
+    public function getReviews()
+    {
+        return $this->reviews;
+    }
+
+    public function addReview(DDC735Review $review)
+    {
+        $this->reviews->add($review);
+    }
+
+    public function removeReview(DDC735Review $review)
+    {
+        $this->reviews->removeElement($review);
+    }
+}
+
+/**
+ * @Entity
+ */
+class DDC735Review
+{
+    /**
+     * @Id @Column(type="integer") @GeneratedValue
+     */
+    protected $id;
+
+    /**
+     * @ManyToOne(targetEntity="DDC735Product", inversedBy="reviews")
+     */
+    protected $product;
+
+    public function __construct(DDC735Product $product)
+    {
+        $this->product = $product;
+        $product->addReview($this);
+    }
+
+    public function getId()
+    {
+        return $this->id;
+    }
+}