OpenMC/tests/regression_tests/source/test.py

63 lines
2.3 KiB
Python

from math import pi
import numpy as np
import openmc
from tests.testing_harness import PyAPITestHarness
class SourceTestHarness(PyAPITestHarness):
def _build_inputs(self):
mat1 = openmc.Material(material_id=1, temperature=294)
mat1.set_density('g/cm3', 4.5)
mat1.add_nuclide(openmc.Nuclide('U235'), 1.0)
materials = openmc.Materials([mat1])
materials.export_to_xml()
sphere = openmc.Sphere(surface_id=1, R=10.0, boundary_type='vacuum')
inside_sphere = openmc.Cell(cell_id=1)
inside_sphere.region = -sphere
inside_sphere.fill = mat1
root = openmc.Universe(universe_id=0)
root.add_cell(inside_sphere)
geometry = openmc.Geometry()
geometry.root_universe = root
geometry.export_to_xml()
# Create an array of different sources
x_dist = openmc.stats.Uniform(-3., 3.)
y_dist = openmc.stats.Discrete([-4., -1., 3.], [0.2, 0.3, 0.5])
z_dist = openmc.stats.Tabular([-2., 0., 2.], [0.2, 0.3, 0.2])
spatial1 = openmc.stats.CartesianIndependent(x_dist, y_dist, z_dist)
spatial2 = openmc.stats.Box([-4., -4., -4.], [4., 4., 4.])
spatial3 = openmc.stats.Point([1.2, -2.3, 0.781])
mu_dist = openmc.stats.Discrete([-1., 0., 1.], [0.5, 0.25, 0.25])
phi_dist = openmc.stats.Uniform(0., 6.28318530718)
angle1 = openmc.stats.PolarAzimuthal(mu_dist, phi_dist)
angle2 = openmc.stats.Monodirectional(reference_uvw=[0., 1., 0.])
angle3 = openmc.stats.Isotropic()
E = np.logspace(0, 7)
p = np.sin(np.linspace(0., pi))
p /= sum(np.diff(E)*p[:-1])
energy1 = openmc.stats.Maxwell(1.2895e6)
energy2 = openmc.stats.Watt(0.988e6, 2.249e-6)
energy3 = openmc.stats.Tabular(E, p, interpolation='histogram')
source1 = openmc.Source(spatial1, angle1, energy1, strength=0.5)
source2 = openmc.Source(spatial2, angle2, energy2, strength=0.3)
source3 = openmc.Source(spatial3, angle3, energy3, strength=0.2)
settings = openmc.Settings()
settings.batches = 10
settings.inactive = 5
settings.particles = 1000
settings.source = [source1, source2, source3]
settings.export_to_xml()
def test_source():
harness = SourceTestHarness('statepoint.10.h5')
harness.main()