Fix updating collections with similar names

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

@@ -459,6 +459,7 @@ private function excludeSubPaths(array $paths) : array
             return $paths;
         }
         sort($paths);
+        $paths = array_map(static function (string $path) { return $path . '.$'; }, $paths);
         $uniquePaths = [$paths[0]];
         for ($i = 1, $count = count($paths); $i < $count; ++$i) {
             $lastUniquePath = end($uniquePaths);
@@ -471,6 +472,6 @@ private function excludeSubPaths(array $paths) : array
             $uniquePaths[] = $paths[$i];
         }
 
-        return $uniquePaths;
+        return array_map(static function (string $path) { return substr($path, 0, -2); }, $uniquePaths);
     }
 }

tests/Doctrine/ODM/MongoDB/Tests/Functional/Ticket/GH2195Test.php

@@ -0,0 +1,136 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\ODM\MongoDB\Tests\Functional\Ticket;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\ODM\MongoDB\Mapping\Annotations as ODM;
+use Doctrine\ODM\MongoDB\Tests\BaseTest;
+use MongoDB\BSON\ObjectId;
+
+class GH2195Test extends BaseTest
+{
+    /**
+     * @var string
+     */
+    public $id;
+
+    public function setUp() : void
+    {
+        parent::setUp();
+
+        $this->id = (string) new ObjectId();
+
+        $document     = new GH2195MainDocument();
+        $document->id = $this->id;
+
+        $document->property[] = new GH2195Level1(100, [[1, true], [2, true], [3, true]]);
+        $document->property[] = new GH2195Level1(101, [[1, true], [2, true], [3, true]]);
+        $document->property[] = new GH2195Level1(102, [[1, true], [2, true], [3, true]]);
+
+        $document->property_old[] = new GH2195Level1(100, [[1, true], [2, true], [3, true]]);
+        $document->property_old[] = new GH2195Level1(101, [[1, true], [2, true], [3, true]]);
+        $document->property_old[] = new GH2195Level1(102, [[1, true], [2, true], [3, true]]);
+
+        $this->dm->persist($document);
+        $this->dm->flush();
+        $this->dm->clear();
+    }
+
+    public function testCollectionWithSimilarNames(): void
+    {
+        /** @var GH2195MainDocument $document */
+        $document = $this->dm->find(GH2195MainDocument::class, $this->id);
+
+        $this->assertNotNull($document);
+
+        $document->property->remove(1);
+        $document->property_old->remove(2);
+
+        $this->dm->flush();
+        $this->dm->refresh($document);
+
+        $this->assertEquals(2, $document->property->count(), 'Should have deleted 2nd element');
+        $this->assertEquals(2, $document->property_old->count(), 'Should have deleted 3rd element');
+    }
+
+    public function testSubcollectionRemove(): void
+    {
+        /** @var GH2195MainDocument $document */
+        $document = $this->dm->find(GH2195MainDocument::class, $this->id);
+
+        $this->assertNotNull($document);
+
+        $document->property_old[1]->items->remove(0);
+        $document->property_old->remove(2);
+
+        $this->dm->flush();
+        $this->dm->refresh($document);
+
+        $this->assertEquals(2, $document->property_old[1]->items->count(), 'Should have deleted 1st element');
+        $this->assertEquals(2, $document->property_old->count(), 'Should have deleted 3rd element');
+    }
+}
+
+/** @ODM\Document */
+class GH2195MainDocument
+{
+    /**
+     * @ODM\Id
+     *
+     * @var string
+     */
+    public $id;
+
+    /**
+     * @ODM\EmbedMany(targetDocument=GH2195Level1::class, strategy="pushAll")
+     */
+    public $property;
+
+    /**
+     * @ODM\EmbedMany(targetDocument=GH2195Level1::class)
+     */
+    public $property_old;
+
+    public function __construct()
+    {
+        $this->property = new ArrayCollection();
+        $this->property_old = new ArrayCollection();
+    }
+}
+
+/** @ODM\EmbeddedDocument */
+class GH2195Level1
+{
+    /** @ODM\Field(type="int") */
+    public $value;
+
+    /** @ODM\EmbedMany(targetDocument=GH2195Level2::class, strategy="pushAll") */
+    public $items;
+
+    public function __construct(int $value, array $items)
+    {
+        $this->value = $value;
+        $this->items = new ArrayCollection();
+        foreach ($items as [$v, $f]) {
+            $this->items[] = new GH2195Level2($v, $f);
+        }
+    }
+}
+
+/** @ODM\EmbeddedDocument */
+class GH2195Level2
+{
+    /** @ODM\Field(type="int") */
+    public $value;
+
+    /** @ODM\Field(type="boolean") */
+    public $is_flag;
+
+    public function __construct(int $value, bool $is_flag)
+    {
+        $this->value   = $value;
+        $this->is_flag = $is_flag;
+    }
+}