def test_unit_conversion(self): prob = Problem() prob.root = Group() prob.root.add('src', SrcComp()) prob.root.add('tgtF', TgtCompF()) prob.root.add('tgtC', TgtCompC()) prob.root.add('tgtK', TgtCompK()) prob.root.add('px1', IndepVarComp('x1', 100.0), promotes=['x1']) prob.root.connect('x1', 'src.x1') prob.root.connect('src.x2', 'tgtF.x2') prob.root.connect('src.x2', 'tgtC.x2') prob.root.connect('src.x2', 'tgtK.x2') prob.root.fd_options['force_fd'] = True prob.root.fd_options['form'] = 'complex_step' prob.setup(check=False) prob.run() indep_list = ['x1'] unknown_list = ['tgtF.x3', 'tgtC.x3', 'tgtK.x3'] J = prob.calc_gradient(indep_list, unknown_list, mode='fwd', return_format='dict') assert_rel_error(self, J['tgtF.x3']['x1'][0][0], 1.8, 1e-6) assert_rel_error(self, J['tgtC.x3']['x1'][0][0], 1.0, 1e-6) assert_rel_error(self, J['tgtK.x3']['x1'][0][0], 1.0, 1e-6) J = prob.calc_gradient(indep_list, unknown_list, mode='rev', return_format='dict') assert_rel_error(self, J['tgtF.x3']['x1'][0][0], 1.8, 1e-6) assert_rel_error(self, J['tgtC.x3']['x1'][0][0], 1.0, 1e-6) assert_rel_error(self, J['tgtK.x3']['x1'][0][0], 1.0, 1e-6) J = prob.calc_gradient(indep_list, unknown_list, mode='fd', return_format='dict') assert_rel_error(self, J['tgtF.x3']['x1'][0][0], 1.8, 1e-6) assert_rel_error(self, J['tgtC.x3']['x1'][0][0], 1.0, 1e-6) assert_rel_error(self, J['tgtK.x3']['x1'][0][0], 1.0, 1e-6)
def test_unit_convert(self): prob = Problem() prob.root = Group() prob.root.add('src', SrcComp()) prob.root.add('tgtF', TgtCompF()) prob.root.add('tgtC', TgtCompC()) prob.root.add('tgtK', TgtCompK()) prob.root.add('px1', IndepVarComp('x1', 100.0), promotes=['x1']) prob.root.connect('x1', 'src.x1') prob.root.connect('src.x2', 'tgtF.x2') prob.root.connect('src.x2', 'tgtC.x2') prob.root.connect('src.x2', 'tgtK.x2') prob.setup(check=False) prob.run() p1 = ComplexStepTgtVecWrapper(prob.root.tgtF.params) p2 = ComplexStepTgtVecWrapper(prob.root.tgtC.params) p3 = ComplexStepTgtVecWrapper(prob.root.tgtK.params) assert_rel_error(self, p1['x2'], 212.0, 1.0e-6) assert_rel_error(self, p2['x2'], 100.0, 1.0e-6) assert_rel_error(self, p3['x2'], 373.15, 1.0e-6)