i have one company class
in company i have so many departments
in each department i have employee

each employee is divided into project member ,project manager project lead

i have one test class for department
when i ask dept test class that go to department it should go there
and in runtime i have to give number of departments and i have to enter each department employee deatils
after that it should count employee and i should get number of employees and when i call one method it should count all no of employess in every department and it should give out put total no of employess in all departments and if i give any employee id it should tell that is he/she is project member ,project manager project lead
please can any one tell me how to stat and do