Merge branch 'MAGETWO-98665' of https://github.com/magento-tango/magento2ce into pr_2019_03_20

Author: vkolesny

app/code/Magento/Cms/Model/Wysiwyg/Images/Storage.php

@@ -270,7 +270,8 @@ public function getDirsCollection($path)
         $collection = $this->getCollection($path)
             ->setCollectDirs(true)
             ->setCollectFiles(false)
-            ->setCollectRecursively(false);
+            ->setCollectRecursively(false)
+            ->setOrder('basename', \Magento\Framework\Data\Collection\Filesystem::SORT_ORDER_ASC);
 
         $conditions = $this->getConditionsForExcludeDirs();
 

app/code/Magento/Cms/Test/Unit/Model/Wysiwyg/Images/StorageTest.php

@@ -417,6 +417,10 @@ protected function generalTestGetDirsCollection($path, $collectionArray = [], $e
             ->method('setCollectRecursively')
             ->with(false)
             ->willReturnSelf();
+        $storageCollectionMock->expects($this->once())
+            ->method('setOrder')
+            ->with('basename', \Magento\Framework\Data\Collection\Filesystem::SORT_ORDER_ASC)
+            ->willReturnSelf();
         $storageCollectionMock->expects($this->once())
             ->method('getIterator')
             ->willReturn(new \ArrayIterator($collectionArray));