Warning: require_once(testDataFileIterator.php) [function.require-once]: failed to open stream: No such file or directory in C:\wamp\www\unitTests\Classes\PHPExcel\Shared\FileTest.php on line 4

Fatal error: require_once() [function.require]: Failed opening required 'testDataFileIterator.php' (include_path='.;C:\php5\pear') in C:\wamp\www\unitTests\Classes\PHPExcel\Shared\FileTest.php on line 4