function test_checkMode()
{
$result = $this->bax->_checkMode(array());
$this->assertTrue(Auth_OpenID_AX::isError($result));
$result = $this->bax->_checkMode(array('mode' => 'fetch_request'));
$this->assertTrue(Auth_OpenID_AX::isError($result));
// does not raise an exception when the mode is right
$result = $this->bax->_checkMode(array('mode' => $this->bax->mode));
$this->assertTrue($result === true);
}