making test work for PHP 7.1 and lower

Author: weaverryan

tests/EventRegistryTest.php

@@ -23,16 +23,25 @@ public function testGetEventClassNameReturnsType()
     {
         $eventObj = new DummyEvent();
         $dispatcher = $this->createMock(EventDispatcherInterface::class);
+
+        $listenersMap = [
+            'someFunctionToSkip',
+            [$eventObj, 'methodNoArg'],
+            [$eventObj, 'methodNoType'],
+            [$eventObj, 'methodObjectType'],
+            [$eventObj, 'methodWithType'],
+        ];
+
+        // less than PHP 7.2, unset object type-hint example
+        // otherwise, it looks like a class in this namespace
+        if (PHP_VERSION_ID < 70200) {
+            unset($listenersMap[3]);
+        }
+
         $dispatcher->expects($this->once())
             ->method('getListeners')
             ->with('foo.bar')
-            ->willReturn([
-                'someFunctionToSkip',
-                [$eventObj, 'methodNoArg'],
-                [$eventObj, 'methodNoType'],
-                [$eventObj, 'methodObjectType'],
-                [$eventObj, 'methodWithType'],
-            ]);
+            ->willReturn($listenersMap);
 
         $registry = new EventRegistry($dispatcher);
         $this->assertSame(GetResponseForExceptionEvent::class, $registry->getEventClassName('foo.bar'));