Implemented tests for attribut reciever

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

@@ -0,0 +1,34 @@
+<?php
+namespace Tests\Unit\Entity\Attribut;
+
+use PHPUnit\Framework\TestCase;
+use App\Entity\Attribut\RecieverAttributInterface;
+use App\Entity\Attribut\RecieverAttribut;
+use App\Entity\Meta\RecieverInterface;
+
+class RecieverAttributTest extends TestCase
+{
+    /**
+     * 
+     * @var RecieverAttributInterface
+     */
+    protected $reciever;
+    
+    public function setUp():void{
+        $this->reciever = new class implements RecieverAttributInterface{
+            use RecieverAttribut;
+        };
+    }
+    
+    public function testConstructor():void{
+        $this->expectException(\TypeError::class);
+        $this->reciever->getReciever();
+    }
+    
+    public function testAccessors():void{
+        $reciever = $this->createMock(RecieverInterface::class);
+        $this->assertNull($this->reciever->setReciever($reciever));
+        $this->assertEquals($reciever, $this->reciever->getReciever());
+    }
+}
+