public function setUp()
{
$this->payload = $this->getMockBuilder('Emarref\\Jwt\\Token\\Payload')->getMock();
$this->token = $this->getMockBuilder('Emarref\\Jwt\\Token')->getMock();
$this->token->expects($this->any())->method('getPayload')->will($this->returnValue($this->payload));
$this->verifier = new ExpirationVerifier();
}