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test_cccc.py
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test_cccc.py
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#!/usr/bin/env python
from unittest import TestCase
import warnings
from nose.tools import assert_equal, assert_raises
from nose.plugins.skip import SkipTest
import numpy as np
from numpy.testing import assert_array_almost_equal
from pyne.mesh import HAVE_PYMOAB
from pyne.cccc import Isotxs, Rtflux, Atflux
from pyne.utils import QAWarning
warnings.simplefilter("ignore", QAWarning)
class TestIsotxs(TestCase):
def setUp(self):
self.iso = Isotxs('ISOTXS')
try:
self.iso.read()
except:
raise SkipTest
def test_isotxs_data(self):
assert self.iso.emax[0] == 10000000.0
assert self.iso.emax[4] == 0.625
assert self.iso.emin == 9.999999747378752e-06
assert self.iso.chi[0] == 0.7654485106468201
assert self.iso.chi[3] == 0.0
assert self.iso.vel[2] == 7650702.0
assert self.iso.label[:6] == 'ISOTXS'
assert self.iso.fc == {'ichidst': 1, 'maxdown': 6, 'maxord': 2,
'maxup': 6, 'ngroup': 7, 'niso': 39,
'nsblok': 1, 'nscmax': 4}
assert len(self.iso.nucNames) == 39
assert self.iso.nucNames[0] == 'H1gp 0'
assert self.iso.nucNames[20] == 'MNbl 0'
assert self.iso.nucNames[-1] == 'GPHl 0'
def test_nuclide_data(self):
assert len(self.iso.nuclides) == 39
nuc = self.iso.nuclides[0]
assert nuc.name == 'H1gp 0'
assert nuc.libParams['libName'] == 'ENDF/B-6'
assert nuc.libParams['ords'] == [2, 2, 0, 0]
assert nuc.libParams['temp'] == 300.0
assert nuc.libParams['amass'] == 1.0078279972076416
assert nuc.libParams['fisFlag'] == 0
assert nuc.libParams['jband'][3, 3] == 7
def test_methods(self):
nuc = self.iso.nuclides[20]
nuc2 = self.iso.find_nuclide('MNbl 0')
assert nuc == nuc2
def test_rtflux_basics():
rt = Rtflux("files_test_cccc/rtflux_3D")
assert_equal(rt.hname, "rtflux")
assert_equal(rt.huse, "155339")
assert_equal(rt.ivers, "081220")
assert_equal(rt.ndim, 3)
assert_equal(rt.ngroup, 4)
assert_equal(rt.ninti, 4)
assert_equal(rt.nintj, 4)
assert_equal(rt.nintk, 4)
assert_equal(rt.niter, 23)
assert_equal(rt.effk, 0.892322838306427)
assert_equal(rt.power, 1.0)
assert_equal(rt.nblok, 1)
assert_equal(rt.adjoint, False)
def test_rtflux_3D():
if not HAVE_PYMOAB:
raise SkipTest
from pyne.mesh import Mesh, NativeMeshTag
rt = Rtflux("files_test_cccc/rtflux_3D")
structured_coords = [[0.0, 30.0, 40.0, 50.0, 70.0],
[0.0, 15.0, 40.0, 50.0, 70.0],
[0.0, 20.0, 75.0, 130.0, 150.0]]
m = Mesh(structured=True, structured_coords=structured_coords)
rt.to_mesh(m, "flux")
m.tag = NativeMeshTag(4, float, name="flux")
flux = m.tag[:]
# test energy ordering
assert(np.allclose(flux[0], [2.66320088e-06, 7.48262958e-05,
1.20151503e-04, 2.34609601e-05]))
# test spatial ordering
exp = [2.34609601e-05, 6.06449525e-05, 6.06449525e-05, 2.34609601e-05, 1.93416323e-05,
4.99965586e-05, 4.99965586e-05, 1.93416323e-05, 1.37740815e-05, 3.55703333e-05,
3.55703333e-05, 1.37740815e-05, 6.93809615e-06, 1.78326363e-05, 1.78326363e-05,
6.93809615e-06, 7.28244260e-06, 1.82284016e-05, 1.82284016e-05, 7.28244260e-06,
6.00219150e-06, 1.50229626e-05, 1.50229626e-05, 6.00219150e-06, 4.28577852e-06,
1.07128320e-05, 1.07128320e-05, 4.28577852e-06, 2.22228994e-06, 5.52725252e-06,
5.52725252e-06, 2.22228994e-06, 2.09818192e-06, 4.99869927e-06, 4.99869927e-06,
2.09818192e-06, 1.72912792e-06, 4.11851949e-06, 4.11851949e-06, 1.72912792e-06,
1.24560384e-06, 2.96332430e-06, 2.96332430e-06, 1.24560384e-06, 6.68628056e-07,
1.58531510e-06, 1.58531510e-06, 6.68628056e-07, 5.91257887e-07, 1.38688199e-06,
1.38688199e-06, 5.91257887e-07, 4.88278620e-07, 1.14497300e-06, 1.14497300e-06,
4.88278620e-07, 3.55008243e-07, 8.31776241e-07, 8.31776241e-07, 3.55008243e-07,
1.91609508e-07, 4.46100170e-07, 4.46100170e-07, 1.91609508e-07]
assert(np.allclose(exp, flux[:, 3]))
def test_rtflux_2D():
if not HAVE_PYMOAB:
raise SkipTest
from pyne.mesh import Mesh, NativeMeshTag
rt = Rtflux("files_test_cccc/rtflux_2D")
structured_coords = [
[10*x for x in range(8)], [0.0, 10, 20, 30, 40], [0.0, 1.0]]
m = Mesh(structured=True, structured_coords=structured_coords)
rt.to_mesh(m, "flux")
m.tag = NativeMeshTag(4, float, name="flux")
flux = m.tag[:]
# test energy ordering
assert(np.allclose(flux[0], [1.66764798e-03, 4.59426961e-02,
7.35252284e-02, 1.54202809e-02]))
# test spatial ordering
exp = [1.54202809e-02, 1.22833140e-02, 8.24652761e-03, 4.10247328e-03, 1.29812236e-02,
7.31613464e-03, 4.27769488e-03, 2.96312777e-03, 9.98971577e-03, 4.57188750e-03,
2.15025301e-03, 1.86188954e-03, 7.46111984e-03, 3.45483912e-03, 1.54143733e-03,
1.24946029e-03, 5.24386070e-03, 2.36004487e-03, 1.01537828e-03, 8.43692879e-04,
3.31488925e-03, 1.52156795e-03, 6.57790710e-04, 5.31460286e-04, 1.52433295e-03,
7.17349305e-04, 3.12441756e-04, 2.43518040e-04]
assert(np.allclose(exp, flux[:, 3]))
def test_rt_flux_1D():
if not HAVE_PYMOAB:
raise SkipTest
from pyne.mesh import Mesh, NativeMeshTag
rt = Rtflux("files_test_cccc/rtflux_1D")
structured_coords = [[10*x for x in range(8)], [0.0, 1.0], [0.0, 1.0]]
m = Mesh(structured=True, structured_coords=structured_coords)
rt.to_mesh(m, "flux")
m.tag = NativeMeshTag(4, float, name="flux")
flux = m.tag[:]
exp = [[1.13102481e-03, 2.48423595e-02, 4.07499865e-02, 1.12382315e-02],
[1.22305619e-03, 2.06497203e-02, 2.49217686e-02, 4.70910079e-03],
[9.99735815e-04, 1.35176066e-02, 1.08674872e-02, 1.10359953e-03],
[6.18705350e-04, 7.42586666e-03, 4.91338778e-03, 5.60093921e-04],
[3.40591572e-04, 3.81165736e-03, 2.18964779e-03, 1.75256136e-04],
[1.65193192e-04, 1.78217782e-03, 9.88094844e-04, 1.16255047e-04],
[5.67537762e-05, 6.01543637e-04, 3.08311260e-04, 1.42177473e-05]]
assert(np.allclose(exp, flux))
def test_rtflux_raises():
if not HAVE_PYMOAB:
raise SkipTest
from pyne.mesh import Mesh, NativeMeshTag
rt = Rtflux("files_test_cccc/rtflux_1D")
structured_coords = [[0.0, 1.0], [0.0, 1.0], [0.0, 1.0]]
m = Mesh(structured=True, structured_coords=structured_coords)
with assert_raises(ValueError):
rt.to_mesh(m, "flux")
def test_atflux_adjoint():
at = Atflux("files_test_cccc/atflux_3D")
assert_equal(at.adjoint, True)
def test_atflux_eng_order():
"""Ensure the energy order is read in reverse for atflux file."""
if not HAVE_PYMOAB:
raise SkipTest
from pyne.mesh import Mesh, NativeMeshTag
# This file is created with: source=1 174R 0 0 1 40R 0
# So only the 2 highest energy photon groups and the 1 highest energy
# neutron group should have non-zero fluxes.
at = Atflux("files_test_cccc/atflux_eng_order")
sc = [np.linspace(-100, 100, 5),
np.linspace(-100, 100, 5),
np.linspace(0, 330, 5)]
m = Mesh(structured=True, structured_coords=sc, mats=None)
at.to_mesh(m, "flux")
m.flux = NativeMeshTag(217, float)
assert_array_almost_equal(m.flux[0],
np.array([0]*40 + [57.3204927667, 1.16690395827] + [0]*174 + [14.2312186922]))