public function testGetMultiSelectedValue()
{
$FormConfig = getProperty('MailForm', 'FormConfig');
$mailform = new MailForm();
$this->assertEquals('', $mailform->getMultiSelectedValue('key'));
$selectValues = array('empty' => 'empty', '1' => 'option1', '2' => 'option2');
$FormConfig->setValue($mailform, array('items' => array('key' => array('selectvalues' => $selectValues))));
$this->assertEquals('', $mailform->getMultiSelectedValue('key'));
$mailform = $this->getMockBuilder('MailForm')->setMethods(array('getValue'))->getMock();
$mailform->expects($this->once())->method('getValue')->with('key')->will($this->returnValue(array('1', '2')));
$FormConfig->setValue($mailform, array('items' => array('key' => array('selectvalues' => $selectValues))));
$this->assertEquals('option1／option2', $mailform->getMultiSelectedValue('key'));
}