Added test case for MODM76.

lib/Doctrine/ODM/MongoDB/Persisters/BasicDocumentPersister.php

@@ -561,15 +561,13 @@ private function prepareValue(array $mapping, $value)
     private function prepareReferencedDocValue(array $referenceMapping, $document)
     {
         $id = null;
-
-				if (is_array($document)) {
-					$className = $referenceMapping['targetDocument'];
-				} else {
-					$className = get_class($document);
-					$id = $this->uow->getDocumentIdentifier($document);
-				}
-
-				$class = $this->dm->getClassMetadata($className);
+        if (is_array($document)) {
+          $className = $referenceMapping['targetDocument'];
+        } else {
+          $className = get_class($document);
+          $id = $this->uow->getDocumentIdentifier($document);
+        }
+        $class = $this->dm->getClassMetadata($className);
         if (null !== $id) {
             $id = $class->getDatabaseIdentifierValue($id);
         }

tests/Doctrine/ODM/MongoDB/Tests/Functional/Ticket/MODM76Test.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace Doctrine\ODM\MongoDB\Tests\Functional\Ticket;
+
+require_once __DIR__ . '/../../../../../../TestInit.php';
+
+use Doctrine\Common\Collections\ArrayCollection;
+
+class MODM76Test extends \Doctrine\ODM\MongoDB\Tests\BaseTest {
+
+	public function testTest() {
+		$c1 = new C;
+		$c2 = new C;
+		$b = new B(array($c1, $c2));
+		$a = new A(array($b), array($c1));
+		$this->dm->persist($a);
+		$this->dm->flush();
+
+		$this->assertTrue($a->getId() != null);
+	}
+}
+
+/** @Document(db="tests", collection="tests") */
+class A {
+	/** @Id */
+	protected $id;
+	/** @EmbedMany(targetDocument="b") */
+	protected $b = array();
+	/** @ReferenceMany(targetDocument="c") */
+	protected $c = array();
+
+	public function __construct($b, $c) {
+		$this->b = new ArrayCollection($b);
+		$this->c = new ArrayCollection($c);
+	}
+
+	public function getB() {
+		return $this->b;
+	}
+
+	public function getC() {
+		return $this->c;
+	}
+
+	public function getId() {
+		return $this->id;
+	}
+}
+
+/** @EmbeddedDocument */
+class B {
+	/** @ReferenceOne(targetDocument="c") */
+	protected $c;
+
+	public function __construct($c) {
+		$this->c = $c;
+	}
+
+	public function getC() {
+		return $this->c;
+	}
+}
+/** @Document(db="tests", collection="tests2") */
+class C {
+	/** @Id */
+	protected $id;
+}