static testMethod void testRegistration(){

        Account ac = new Account(name ='Test');
        insert ac;

        Contact con = new Contact(LastName ='testCon',AccountId = ac.Id, Phone = '+32475555555');
        insert con;

        Profile p = [SELECT Id FROM profile WHERE name='Partner Community Full'];
        UserRole portalRole = [Select Id From UserRole Where PortalType = 'None' Limit 1];

        User user = new User(alias = 'test123', email='test123@noemail.com',
                emailencodingkey='UTF-8', lastname='Testing', languagelocalekey='en_US',
                localesidkey='en_US', profileid = p.Id, country='United States',IsActive =true,
                ContactId = con.Id,
                timezonesidkey='America/Los_Angeles', username='tester@noemail.com');
        user.UserRoleId = portalRole.Id;

        system.runAs(user) {
            // statements to be executed by this test user.

            System.debug('test');
            Account test = [SELECT IsPartner FROM Account WHERE  Id =: ac.Id];
            System.debug(test);
        }

    }