test: Store an entity with a proxy association that has a BackedEnum primary identifier

Author: wmouwen

tests/Doctrine/Tests/ORM/Functional/Ticket/GH12063.php

@@ -0,0 +1,85 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+use Doctrine\ORM\Mapping as ORM;
+use Doctrine\ORM\Mapping\Column;
+use Doctrine\ORM\Mapping\Entity;
+use Doctrine\ORM\Mapping\GeneratedValue;
+use Doctrine\ORM\Mapping\Id;
+use Doctrine\Tests\OrmFunctionalTestCase;
+
+class GH12063 extends OrmFunctionalTestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->createSchemaForModels(GH12063Association::class, GH12063Entity::class);
+    }
+
+    public function testLoadedAssociationWithBackedEnum(): void
+    {
+        $association       = new GH12063Association();
+        $association->code = GH12063Code::One;
+
+        $this->_em->persist($association);
+        $this->_em->flush();
+        $this->_em->clear();
+
+        $entity              = new GH12063Entity();
+        $entity->association = $this->_em->find(GH12063Association::class, GH12063Code::One);
+
+        $this->_em->persist($entity);
+        $this->_em->flush();
+
+        $this->assertNotNull($entity->id);
+    }
+
+    public function testProxyAssociationWithBackedEnum(): void
+    {
+        $association       = new GH12063Association();
+        $association->code = GH12063Code::Two;
+
+        $this->_em->persist($association);
+        $this->_em->flush();
+        $this->_em->clear();
+
+        $entity              = new GH12063Entity();
+        $entity->association = $this->_em->getReference(GH12063Association::class, GH12063Code::Two);
+
+        $this->_em->persist($entity);
+        $this->_em->flush();
+
+        $this->assertNotNull($entity->id);
+    }
+}
+
+enum GH12063Code: string
+{
+    case One = 'one';
+    case Two = 'two';
+}
+
+#[Entity]
+class GH12063Association
+{
+    #[Id]
+    #[Column]
+    public GH12063Code $code;
+}
+
+#[Entity]
+class GH12063Entity
+{
+    #[Id]
+    #[Column]
+    #[GeneratedValue]
+    public int|null $id = null;
+
+    #[ORM\ManyToOne]
+    #[ORM\JoinColumn(referencedColumnName: 'code')]
+    public GH12063Association $association;
+}