public function testClearMessagesFormSession()
{
$this->specify("The clear() method clear messages from session incorrectly", function () {
$flash = $this->getFlash();
ob_start();
$flash->output();
$flash->success('sample message');
$flash->clear();
$actual = ob_get_contents();
ob_end_clean();
$expected = '';
expect($actual)->equals($expected);
});
}