describe('routes: `/roles/`', () => {
  describe('POST: `/roles/`', () => {
    it('Should name be required.', () => {

    });

    it('Should `permissions` be ', () => {

    });

    it('Should response success with correct data format.', async () => {

    });

    it('Should save the given role details in the storage.', () => {

    });
  });

  describe('DELETE: `/roles/:id`', () => {
    it('Should not delete the predefined role.', () => {

    });
  });
});