An obligee of an authority shall have the right, in addition to all other rights conferred on such obligee, subject only to any contractual restrictions binding upon such obligee: (a) By mandamus or other proceeding in the Superior Court, to compel such authority and the commissioners, officers, agents or employees thereof to perform each and every term, provision and covenant contained in any contract of such authority with or for the benefit of such obligee and to require the carrying out of any or all such covenants and agreements of such authority and the fulfillment of all duties imposed upon such authority by this chapter and (b), by suit or other proceeding in the Superior Court, to enjoin the performance of any acts which may be unlawful or in violation of any of the rights of such obligee of such authority.