From a42191eecfa20822d784f911f115c4d9b5970fb1 Mon Sep 17 00:00:00 2001
From: Cyril PASCAL <cyril.pascal_github@m4x.org>
Date: Fri, 19 Jul 2019 15:38:13 +0200
Subject: [PATCH] Add functional test for ArrayCollection::clear() bug

---
 .../ORM/Functional/Ticket/GH7761Test.php      | 91 +++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 tests/Doctrine/Tests/ORM/Functional/Ticket/GH7761Test.php

diff --git a/tests/Doctrine/Tests/ORM/Functional/Ticket/GH7761Test.php b/tests/Doctrine/Tests/ORM/Functional/Ticket/GH7761Test.php
new file mode 100644
index 00000000000..53215cf0546
--- /dev/null
+++ b/tests/Doctrine/Tests/ORM/Functional/Ticket/GH7761Test.php
@@ -0,0 +1,91 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\Tests\ORM\Functional\Ticket;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\Tests\OrmFunctionalTestCase;
+
+final class GH7761Test extends OrmFunctionalTestCase
+{
+    /**
+     * {@inheritDoc}
+     */
+    protected function setUp() : void
+    {
+        parent::setUp();
+
+        $this->setUpEntitySchema([
+            GH7761Entity::class,
+            GH7761ChildEntity::class,
+        ]);
+
+        $parent = new GH7761Entity();
+        $child  = new GH7761ChildEntity();
+        $parent->children->add($child);
+
+        $this->_em->persist($parent);
+        $this->_em->persist($child);
+        $this->_em->flush();
+        $this->_em->clear();
+    }
+
+    public function testCollectionClearDoesNotClearIfNotPersisted() : void
+    {
+        /** @var GH7761Entity $entity */
+        $entity = $this->_em->find(GH7761Entity::class, 1);
+        $entity->children->clear();
+        $this->_em->persist(new GH7761Entity());
+        $this->_em->flush();
+
+        $this->_em->clear();
+
+        $entity = $this->_em->find(GH7761Entity::class, 1);
+        self::assertCount(1, $entity->children);
+
+        $this->_em->clear();
+    }
+}
+
+/**
+ * @Entity
+ * @ChangeTrackingPolicy("DEFERRED_EXPLICIT")
+ */
+class GH7761Entity
+{
+    /**
+     * @Id
+     * @Column(type="integer")
+     * @GeneratedValue
+     */
+    public $id;
+
+    /**
+     * @ManyToMany(targetEntity="Doctrine\Tests\ORM\Functional\Ticket\GH7761ChildEntity", cascade={"all"})
+     * @JoinTable(name="gh7761_to_child",
+     *     joinColumns={@JoinColumn(name="entity_id")},
+     *     inverseJoinColumns={@JoinColumn(name="child_id")}
+     * )
+     */
+    public $children;
+
+    public function __construct()
+    {
+        $this->children = new ArrayCollection();
+    }
+}
+
+/**
+ * @Entity
+ * @ChangeTrackingPolicy("DEFERRED_EXPLICIT")
+ */
+class GH7761ChildEntity
+{
+    /**
+     * @Id
+     * @Column(type="integer")
+     * @GeneratedValue
+     */
+    public $id;
+}