add test

kbond · kbond · commit d5feef63549c · 2021-11-04T08:34:25.000-04:00
diff --git a/src/Symfony/Contracts/Tests/Fixtures/TestServiceSubscriberUnion.php b/src/Symfony/Contracts/Tests/Fixtures/TestServiceSubscriberUnion.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace Symfony\Contracts\Tests\Fixtures;
+
+use Symfony\Contracts\Service\ServiceSubscriberTrait;
+
+/**
+ * @author Kevin Bond <kevinbond@gmail.com>
+ */
+class TestServiceSubscriberUnion
+{
+    use ServiceSubscriberTrait;
+
+    private function method1(): Service1
+    {
+        return $this->container->get(__METHOD__);
+    }
+
+    private function method2(): Service1|Service2
+    {
+        return $this->container->get(__METHOD__);
+    }
+
+    private function method3(): Service1|Service2|null
+    {
+        return $this->container->get(__METHOD__);
+    }
+}
diff --git a/src/Symfony/Contracts/Tests/Service/ServiceSubscriberTraitTest.php b/src/Symfony/Contracts/Tests/Service/ServiceSubscriberTraitTest.php
@@ -16,6 +16,7 @@
 use Symfony\Contracts\Service\ServiceLocatorTrait;
 use Symfony\Contracts\Service\ServiceSubscriberInterface;
 use Symfony\Contracts\Service\ServiceSubscriberTrait;
+use Symfony\Contracts\Tests\Fixtures\TestServiceSubscriberUnion;
 
 class ServiceSubscriberTraitTest extends TestCase
 {
@@ -34,6 +35,16 @@ public function testSetContainerIsCalledOnParent()
 
         $this->assertSame($container, (new TestService())->setContainer($container));
     }
+
+    /**
+     * @requires PHP 8
+     */
+    public function testMethodsWithUnionReturnTypesAreIgnored()
+    {
+        $expected = [TestServiceSubscriberUnion::class.'::method1' => '?Symfony\Contracts\Tests\Fixtures\Service1'];
+
+        $this->assertEquals($expected, TestServiceSubscriberUnion::getSubscribedServices());
+    }
 }
 
 class ParentTestService
