public function testSeriousParticipationBlock()
 {
     $company = new Company();
     $company->setDeposit(10000);
     $procedure = new Procedure();
     $procedure->setStartPrice(100000);
     $app = new Application($company, $procedure);
     $app->blockMoney(new SeriousBlocker());
     $this->assertEquals(0, $company->getDeposit(), 'Deposit must be 0');
     $app->unblockMoney(new SeriousBlocker());
     $this->assertEquals(10000, $company->getDeposit(), 'Deposit must be 10000');
 }