diff --git a/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC3343Test.php b/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC3343Test.php
new file mode 100644
index 00000000000..c6db00bef6a
--- /dev/null
+++ b/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC3343Test.php
@@ -0,0 +1,89 @@
+<?php
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\ORM\Mapping\Column;
+use Doctrine\ORM\Mapping\GeneratedValue;
+use Doctrine\ORM\Mapping\Id;
+use Doctrine\ORM\Mapping\ManyToOne;
+use Doctrine\ORM\Mapping\OneToMany;
+
+/**
+ * @group DDC-3343
+ */
+class DDC3343Test extends \Doctrine\Tests\OrmFunctionalTestCase
+{
+    public function testEntityNotDeletedWhenRemovedFromExtraLazyAssociation()
+    {
+        $this->_schemaTool->createSchema(array(
+            $this->_em->getClassMetadata(__NAMESPACE__ . '\DDC3343User'),
+            $this->_em->getClassMetadata(__NAMESPACE__ . '\DDC3343Group'),
+        ));
+
+        // Save a group and an associated user (in an extra lazy association)
+        $group = new DDC3343Group();
+        $user  = new DDC3343User();
+
+        $group->users->add($user);
+
+        $this->_em->persist($group);
+        $this->_em->persist($user);
+        $this->_em->flush();
+
+        // Fetch the group and the user again and remove the user from the collection.
+        $this->_em->clear();
+
+        $group = $this->_em->find(__NAMESPACE__ . '\DDC3343Group', $group->id);
+        $user  = $this->_em->find(__NAMESPACE__ . '\DDC3343User', $user->id);
+
+        $group->users->removeElement($user);
+
+        // Even though the collection is extra lazy, the user should not have been deleted.
+        $this->_em->clear();
+
+        $user = $this->_em->find(__NAMESPACE__ . '\DDC3343User', $user->id);
+        $this->assertInstanceOf(__NAMESPACE__ . '\DDC3343User', $user);
+    }
+}
+
+/**
+ * @Entity
+ */
+class DDC3343User
+{
+    /**
+     * @Id
+     * @GeneratedValue
+     * @Column(type="integer")
+     */
+    public $id;
+
+    /**
+     * @ManyToOne(targetEntity="DDC3343Group", inversedBy="users")
+     */
+    protected $group;
+}
+
+/**
+ * @Entity
+ */
+class DDC3343Group
+{
+    /**
+     * @Id
+     * @GeneratedValue
+     * @Column(type="integer")
+     */
+    public $id;
+
+    /**
+     * @OneToMany(targetEntity="DDC3343User", mappedBy="group", fetch="EXTRA_LAZY")
+     */
+    public $users;
+
+    public function __construct()
+    {
+        $this->users = new ArrayCollection();
+    }
+}