Use unparsed strings for mock file data

locale/en.php

@@ -1,6 +1,6 @@
 <?php
 return [
-	'Exception.JKingWeb/NewsSync/Exception.uncoded'                     => 'The specified exception symbol {0} has no code specified in Exception.php',
+	'Exception.JKingWeb/NewsSync/Exception.uncoded'						=> 'The specified exception symbol {0} has no code specified in Exception.php',
 
 	'Exception.JKingWeb/NewsSync/Lang/Exception.defaultFileMissing'		=> 'Default language file "{0}" missing',
 	'Exception.JKingWeb/NewsSync/Lang/Exception.fileMissing'			=> 'Language file "{0}" is not available',

tests/TestConf.php

@@ -15,7 +15,7 @@ class TestConf extends \PHPUnit\Framework\TestCase {
 			touch($vfs."/".$file);
 		}
 		chmod($vfs."/confUnreadable", 0000);
-		$validConf = <<<VALID_CONFIGURATION_FILE
+		$validConf = <<<'VALID_CONFIGURATION_FILE'
 <?php
 return Array(
 	"lang" => "xx"