--TEST-- Test function readgzfile() by substituting argument 1 with string values. --SKIPIF-- --FILE-- "string", 'string SQ' => 'string', 'mixed case string' => "sTrInG", 'heredoc' => $heredoc ); foreach ( $variation_array as $var ) { var_dump(readgzfile( $var , $use_include_path ) ); } ?> --EXPECTF-- Warning: readgzfile(string): Failed to open stream: No such file or directory in %s on line %d bool(false) Warning: readgzfile(string): Failed to open stream: No such file or directory in %s on line %d bool(false) Warning: readgzfile(sTrInG): Failed to open stream: No such file or directory in %s on line %d bool(false) Warning: readgzfile(hello world): Failed to open stream: No such file or directory in %s on line %d bool(false)