Implemented Members attribut and optimized membership

application/tests/Unit/Entity/Attribut/MembersAttributTest.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Tests\Unit\Entity\Attribut;
+
+use PHPUnit\Framework\TestCase;
+use Doctrine\Common\Collections\ArrayCollection;
+use App\Entity\Attribut\MembersAttributInterface;
+use App\Entity\Source\SourceInterface;
+use App\Entity\Attribut\MembersAttribut;
+
+class MembersAttributTest extends TestCase
+{
+    /**
+     * @var MembersAttributInterface
+     */
+    protected $members;
+
+    public function setUp(): void
+    {
+        $this->members = new class() implements MembersAttributInterface {
+            use MembersAttribut;
+        };
+    }
+
+    public function testConstructor(): void
+    {
+        $this->expectException(\TypeError::class);
+        $this->members->getMembers();
+    }
+
+    public function testAccessors(): void
+    {
+        $membership = $this->createMock(SourceInterface::class);
+        $this->assertNull($this->members->setMembers(new ArrayCollection([$membership])));
+        $this->assertEquals($this->members->getMembers()->get(0), $membership);
+    }
+}