public function testgetAdminCount()
{
$countResult = 3;
$dbMock = $this->getMockBuilder('\\Box_Database')->getMock();
$dbMock->expects($this->atLeastOnce())->method('getCell')->will($this->returnValue($countResult));
$di = new \Box_Di();
$di['db'] = $dbMock;
$service = new \Box\Mod\Staff\Service();
$service->setDi($di);
$result = $service->getAdminsCount();
$this->assertInternalType('int', $result);
$this->assertEquals($countResult, $result);
}