Fix #6460 - \Doctrine\ORM\Mapping\ClassMetadataInfo::hasField should return true for embedded fields

lib/Doctrine/ORM/Mapping/ClassMetadataInfo.php

@@ -1852,7 +1852,7 @@ class ClassMetadataInfo implements ClassMetadata
      */
     public function hasField($fieldName)
     {
-        return isset($this->fieldMappings[$fieldName]);
+        return isset($this->fieldMappings[$fieldName]) || isset($this->embeddedClasses[$fieldName]);
     }
 
     /**

tests/Doctrine/Tests/ORM/Functional/Ticket/DDC6460Test.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+use Doctrine\ORM\Mapping\Column;
+use Doctrine\ORM\Mapping\Embeddable;
+use Doctrine\ORM\Mapping\Entity;
+use Doctrine\ORM\Mapping\Id;
+use Doctrine\ORM\Mapping\GeneratedValue;
+use Doctrine\ORM\Mapping\ManyToOne;
+
+class DDC6460Test extends \Doctrine\Tests\OrmFunctionalTestCase
+{
+    public function setUp()
+    {
+        parent::setUp();
+
+        try {
+            $this->_schemaTool->createSchema(
+                [
+                    $this->_em->getClassMetadata(DDC6460Entity::class),
+                    $this->_em->getClassMetadata(DDC6460ParentEntity::class),
+                ]
+            );
+        } catch (\Exception $e) {
+        }
+    }
+
+    public function testInlineEmbeddable()
+    {
+        $isFieldMapped = $this->_em
+            ->getClassMetadata(DDC6460Entity::class)
+            ->hasField('embedded');
+
+        $this->assertTrue($isFieldMapped);
+    }
+
+    public function testInlineEmbeddableProxyInitialization()
+    {
+        $entity = new DDC6460Entity();
+        $entity->id = 1;
+        $entity->embedded = new DDC6460Embeddable();
+        $entity->embedded->field = 'test';
+        $this->_em->persist($entity);
+        $this->_em->flush();
+
+        $second = new DDC6460ParentEntity();
+        $second->id = 1;
+        $second->lazyLoaded = $entity;
+        $this->_em->persist($second);
+        $this->_em->flush();
+
+        $this->_em->clear();
+
+        $proxy = $this->_em->getRepository(DDC6460ParentEntity::class)->findOneById(1);
+
+        $this->assertNotNull($proxy->lazyLoaded->embedded);
+    }
+}
+
+/**
+ * @Embeddable()
+ */
+class DDC6460Embeddable
+{
+    /** @Column(type="string") */
+    public $field;
+}
+
+/**
+ * @Entity()
+ */
+class DDC6460Entity
+{
+    /**
+     * @Id
+     * @GeneratedValue(strategy = "NONE")
+     * @Column(type = "integer")
+     */
+    public $id;
+
+    /** @Embedded(class = "DDC6460Embeddable") */
+    public $embedded;
+}
+
+/**
+ * @Entity()
+ */
+class DDC6460ParentEntity
+{
+    /**
+     * @Id
+     * @GeneratedValue(strategy = "NONE")
+     * @Column(type = "integer")
+     */
+    public $id;
+
+    /** @ManyToOne(targetEntity = "DDC6460Entity", fetch="EXTRA_LAZY") */
+    public $lazyLoaded;
+}