def test_mdf_arch(self):
prob = SellarProblem()
prob.architecture = MDF()
prob.run()
prob.configure()
solver_params = prob.solver.get_parameters()
coupling = prob.get_coupling_vars()
params = prob.get_parameters()
opt_params = prob.driver.get_parameters()
self.assertEqual(set(solver_params.keys()),set(coupling.keys()))
self.assertEqual(params,opt_params)
