Added coverage to DDC-1587.

tests/Doctrine/Tests/ORM/Tools/SchemaValidatorTest.php

@@ -109,6 +109,19 @@ class SchemaValidatorTest extends \Doctrine\Tests\OrmTestCase
             $ce
         );
     }
+
+    /**
+     * @group DDC-1587
+     */
+    public function testValidOneToOneAsIdentifierSchema()
+    {
+        $class1 = $this->em->getClassMetadata(__NAMESPACE__ . '\DDC1587ValidEntity2');
+        $class2 = $this->em->getClassMetadata(__NAMESPACE__ . '\DDC1587ValidEntity1');
+
+        $ce = $this->validator->validateClass($class1);
+
+        $this->assertEquals(array(), $ce);
+    }
 }
 
 /**
@@ -154,3 +167,57 @@ class InvalidEntity2
      */
     protected $assoc;
 }
+
+/**
+ * @Entity(repositoryClass="Entity\Repository\Agent")
+ * @Table(name="agent")
+ */
+class DDC1587ValidEntity1
+{
+    /**
+     * @var int
+     *
+     * @Id @GeneratedValue
+     * @Column(name="pk", type="integer")
+     */
+    private $pk;
+
+    /**
+     * @var string
+     *
+     * @Column(name="name", type="string", length=32)
+     */
+    private $name;
+
+    /**
+     * @var Identifier
+     *
+     * @OneToOne(targetEntity="DDC1587ValidEntity2", cascade={"all"}, mappedBy="agent")
+     * @JoinColumn(name="pk", referencedColumnName="pk_agent")
+     */
+    private $identifier;
+}
+
+/**
+ * @Entity
+ * @Table
+ */
+class DDC1587ValidEntity2
+{
+    /**
+     * @var DDC1587ValidEntity1
+     *
+     * @Id
+     * @OneToOne(targetEntity="DDC1587ValidEntity1", inversedBy="identifier")
+     * @JoinColumn(name="pk_agent", referencedColumnName="pk", nullable=false)
+     */
+    private $agent;
+
+    /**
+     * @var string
+     *
+     * @Column(name="num", type="string", length=16, nullable=true)
+     */
+    private $num;
+}
+