Fix shared storage tests for non local home storage

apps/files_sharing/tests/sharedstorage.php

@@ -87,9 +87,9 @@ class Test_Files_Sharing_Storage extends OCA\Files_sharing\Tests\TestCase {
 		$this->assertFalse($user2View->is_dir($this->folder));
 
 		// delete the local folder
-//		list($storage, $internalPa)
-		$fullPath = \OC_Config::getValue('datadirectory') . '/' . self::TEST_FILES_SHARING_API_USER2 . '/files/localfolder';
-		rmdir($fullPath);
+		/** @var \OC\Files\Storage\Storage $storage */
+		list($storage, $internalPath)  = \OC\Files\Filesystem::resolvePath('/' . self::TEST_FILES_SHARING_API_USER2 . '/files/localfolder');
+		$storage->rmdir($internalPath);
 
 		//enforce reload of the mount points
 		self::loginHelper(self::TEST_FILES_SHARING_API_USER2);