EventTrait must not have a public constructor.

Author: ThomasNunninger

src/Traits/EventTrait.php

@@ -18,6 +18,13 @@
 
 trait EventTrait
 {
+    /**
+     * @codeCoverageIgnore
+     */
+    private function __construct()
+    {
+    }
+
     public function __call(string $method, array $parameters)
     {
         return Dispatcher::invoke(

tests/PhpUnit/Traits/EventTraitTest.php

@@ -15,6 +15,7 @@
 use ScaleUpStack\EasyObject\Tests\Resources\Traits\ForEventTraitTesting;
 use ScaleUpStack\EasyObject\Traits\EventTrait;
 use ScaleUpStack\EasyObject\Tests\Resources\TestCase;
+use ScaleUpStack\Reflection\Reflection;
 
 /**
  * @coversDefaultClass \ScaleUpStack\EasyObject\Traits\EventTrait
@@ -37,4 +38,16 @@ public function it_uses_magic_methods_for_named_constructor_and_virtual_getters(
         // then the property is accessible via the virtual getter
         $this->assertSame($someProperty, $event->someProperty());
     }
+
+    /**
+     * @test
+     */
+    public function it_cannot_be_constructed_via_new()
+    {
+        // the constructor must not be public
+        $this->assertFalse(
+            Reflection::methodOfClass(ForEventTraitTesting::class, '__construct')->isPublic(),
+            '__construct() must not be public'
+        );
+    }
 }