Example #1
0
def test_integrator(run_in_tmpdir, scheme):
    """Test the integrators against their expected values"""

    bundle = dummy_operator.SCHEMES[scheme]
    operator = dummy_operator.DummyOperator()
    bundle.solver(operator, [0.75, 0.75], 1.0).integrate()

    # get expected results

    res = ResultsList.from_hdf5(
        operator.output_dir / "depletion_results.h5")

    t1, y1 = res.get_atoms("1", "1")
    t2, y2 = res.get_atoms("1", "2")

    assert (t1 == [0.0, 0.75, 1.5]).all()
    assert y1 == pytest.approx(bundle.atoms_1)
    assert (t2 == [0.0, 0.75, 1.5]).all()
    assert y2 == pytest.approx(bundle.atoms_2)

    # test structure of depletion time dataset
    dep_time = res.get_depletion_time()
    assert dep_time.shape == (2, )
    assert all(dep_time > 0)

    integrator = bundle.solver(operator, [0.75], 1, solver=cram.CRAM48)
    assert integrator.solver is cram.CRAM48

    integrator = bundle.solver(operator, [0.75], 1, solver="cram16")
    assert integrator.solver is cram.CRAM16

    integrator.solver = mock_good_solver
    assert integrator.solver is mock_good_solver

    lfunc = lambda A, n, t: mock_good_solver(A, n, t)
    integrator.solver = lfunc
    assert integrator.solver is lfunc
Example #2
0
def test_results_save(run_in_tmpdir):
    """Test data save module"""

    stages = 3

    np.random.seed(comm.rank)

    # Mock geometry
    op = MagicMock()

    # Avoid DummyOperator thinking it's doing a restart calculation
    op.prev_res = None

    vol_dict = {}
    full_burn_list = []

    for i in range(comm.size):
        vol_dict[str(2*i)] = 1.2
        vol_dict[str(2*i + 1)] = 1.2
        full_burn_list.append(str(2*i))
        full_burn_list.append(str(2*i + 1))

    burn_list = full_burn_list[2*comm.rank: 2*comm.rank + 2]
    nuc_list = ["na", "nb"]

    op.get_results_info.return_value = (
        vol_dict, nuc_list, burn_list, full_burn_list)

    # Construct x
    x1 = []
    x2 = []

    for i in range(stages):
        x1.append([np.random.rand(2), np.random.rand(2)])
        x2.append([np.random.rand(2), np.random.rand(2)])

    # Construct r
    r1 = ReactionRates(burn_list, ["na", "nb"], ["ra", "rb"])
    r1[:] = np.random.rand(2, 2, 2)

    rate1 = []
    rate2 = []

    for i in range(stages):
        rate1.append(copy.deepcopy(r1))
        r1[:] = np.random.rand(2, 2, 2)
        rate2.append(copy.deepcopy(r1))
        r1[:] = np.random.rand(2, 2, 2)

    # Create global terms
    # Col 0: eig, Col 1: uncertainty
    eigvl1 = np.random.rand(stages, 2)
    eigvl2 = np.random.rand(stages, 2)

    eigvl1 = comm.bcast(eigvl1, root=0)
    eigvl2 = comm.bcast(eigvl2, root=0)

    t1 = [0.0, 1.0]
    t2 = [1.0, 2.0]

    op_result1 = [OperatorResult(ufloat(*k), rates)
                  for k, rates in zip(eigvl1, rate1)]
    op_result2 = [OperatorResult(ufloat(*k), rates)
                  for k, rates in zip(eigvl2, rate2)]
    Results.save(op, x1, op_result1, t1, 0, 0)
    Results.save(op, x2, op_result2, t2, 0, 1)

    # Load the files
    res = ResultsList.from_hdf5("depletion_results.h5")

    for i in range(stages):
        for mat_i, mat in enumerate(burn_list):
            for nuc_i, nuc in enumerate(nuc_list):
                assert res[0][i, mat, nuc] == x1[i][mat_i][nuc_i]
                assert res[1][i, mat, nuc] == x2[i][mat_i][nuc_i]
        np.testing.assert_array_equal(res[0].rates[i], rate1[i])
        np.testing.assert_array_equal(res[1].rates[i], rate2[i])

    np.testing.assert_array_equal(res[0].k, eigvl1)
    np.testing.assert_array_equal(res[0].time, t1)

    np.testing.assert_array_equal(res[1].k, eigvl2)
    np.testing.assert_array_equal(res[1].time, t2)