--TEST-- proc_open() with invalid pipes --FILE-- --CLEAN-- --EXPECTF-- Warning: proc_open(): pi is not a valid descriptor spec/mode in %s on line %d Warning: proc_open(): Descriptor item must be either an array or a File-Handle in %s on line %d array(4) { [3]=> resource(%d) of type (Unknown) [4]=> resource(%d) of type (Unknown) [5]=> resource(%d) of type (Unknown) [6]=> resource(%d) of type (Unknown) } Warning: proc_open(test): failed to open stream: %s in %s on line %d array(4) { [3]=> resource(%d) of type (Unknown) [4]=> resource(%d) of type (Unknown) [5]=> resource(%d) of type (Unknown) [6]=> resource(%d) of type (Unknown) } END