di-support-instance-for-property

class name fix.

tests/framework/di/ContainerTest.php

@@ -98,8 +98,8 @@ class ContainerTest extends TestCase
         $this->assertInstanceOf($Qux, $foo->bar->qux);
 
         // predefined property parameters
-        $fooSetter = FooProperty::class;
-        $barSetter = BarSetter::class;
+        $fooSetter = FooProperty::className();
+        $barSetter = BarSetter::className();
 
         $container = new Container();
         $container->set('foo', ['class' => $fooSetter, 'bar' => Instance::of('bar')]);

tests/framework/di/stubs/FooProperty.php

@@ -7,13 +7,15 @@
 
 namespace yiiunit\framework\di\stubs;
 
+use yii\base\BaseObject;
+
 /**
  * @author Qiang Xue <qiang.xue@gmail.com>
  * @since  2.0
  *
  * @property BarSetter $bar
  */
-class FooProperty
+class FooProperty extends BaseObject
 {
     /**
      * @var BarSetter