diff -u b/core/modules/system/tests/upgrade/drupal-7.system.database.php b/core/modules/system/tests/upgrade/drupal-7.system.database.php
--- b/core/modules/system/tests/upgrade/drupal-7.system.database.php
+++ b/core/modules/system/tests/upgrade/drupal-7.system.database.php
@@ -119,10 +119,6 @@
     'name' => 'actions_max_stack',
     'value' => 'i:42;',
   ))
-->values(array(
-    'name' => 'install_profile',
-    'value' => 's:7:"minimal";',
-  ))
 ->execute();
 
 db_update('variable')
@@ -139,0 +136,4 @@
+db_update('variable')
+  ->fields(array('value' => 's:7:"minimal";'))
+  ->condition('name', 'install_profile')
+  ->execute();
only in patch2:
unchanged:
--- a/core/modules/system/lib/Drupal/system/Tests/Bootstrap/GetFilenameUnitTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Bootstrap/GetFilenameUnitTest.php
@@ -8,6 +8,7 @@
 namespace Drupal\system\Tests\Bootstrap;
 
 use Drupal\simpletest\UnitTestBase;
+use Symfony\Component\DependencyInjection\Reference;
 
 /**
  * Tests drupal_get_filename()'s availability.
@@ -26,6 +27,17 @@ public static function getInfo() {
    * Tests that drupal_get_filename() works when the file is not in database.
    */
   function testDrupalGetFilename() {
+
+    // Setup a config factory without storage because drupal_get_profile()
+    // uses config.
+    drupal_container()->register('config.null_storage', 'Drupal\Core\Config\NullStorage');
+    drupal_container()->register('config.factory', 'Drupal\Core\Config\ConfigFactory')
+      ->addArgument(new Reference('config.null_storage'))
+      ->addArgument(new Reference('event_dispatcher'));
+
+    drupal_container()->register('event_dispatcher', 'Symfony\Component\EventDispatcher\ContainerAwareEventDispatcher')
+      ->addArgument(new Reference('service_container'));
+
     // Assert that the test is meaningful by making sure the keyvalue service
     // does not exist.
     $this->assertFalse(drupal_container()->has('keyvalue'), 'The container has no keyvalue service.');