tests #179 Mark FunctionalTest::testConfiguredFileUploadSubscriber() as skipped if "vich/uploader-bundle" is not available (phansys)

This PR was merged into the 3.x branch.

Discussion
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|Q            |A  |
|---          |---|
|Branch       |3.x|
|Bug fix?     |no |
|New feature? |no |
|BC breaks?   |no |
|Deprecations?|no |
|Tests pass?  |yes|
|Fixed tickets|n/a |
|License      |MIT|
|Doc PR       |n/a |

Commits
-------

25e8e0c Mark `FunctionalTest::testConfiguredFileUploadSubscriber()` as skipped if "vich/uploader-bundle" is not available

Author: phansys

Tests/Functional/FunctionalTest.php

@@ -61,6 +61,10 @@ public function testConfiguredTicketManager()
      */
     public function testConfiguredFileUploadSubscriber()
     {
+        if (!class_exists(Events::class)) {
+            $this->markTestSkipped(sprintf('%s() requires vich/uploader-bundle to be installed.', __METHOD__));
+        }
+
         $eventDispatcher = static::$kernel->getContainer()->get('event_dispatcher');
         $listeners = $eventDispatcher->getListeners();