public function testReadUnreadable()
{
$message = 'Permissions cannot be modified on Windows.';
$this->skipIf(strtoupper(substr(PHP_OS, 0, 3)) === 'WIN', $message);
$data = array('singular 1' => array('id' => 'singular 1', 'ids' => array('singular' => 'singular 1', 'plural' => 'plural 1'), 'flags' => array('fuzzy' => true), 'translated' => array(), 'occurrences' => array(array('file' => 'test.php', 'line' => 1)), 'comments' => array('comment 1'), 'context' => null));
$this->adapter->mo = false;
$this->adapter->write('messageTemplate', 'root', null, $data);
chmod("{$this->_path}/message_default.pot", 0222);
$this->adapter->mo = true;
$result = $this->adapter->read('messageTemplate', 'root', null);
$this->assertNull($result);
chmod("{$this->_path}/message_default.pot", 0666);
}