# Copyright 2019 TerraPower, LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Test PWDINT reading and writing."""
import os
import unittest
from armi.nuclearDataIO.cccc import pwdint
from armi.utils.directoryChangers import TemporaryDirectoryChanger
THIS_DIR = os.path.dirname(__file__)
SIMPLE_PWDINT = os.path.join(THIS_DIR, "fixtures", "simple_cartesian.pwdint")
[docs]class TestGeodst(unittest.TestCase):
r"""
Tests the PWDINT class.
This reads from a PWDINT file that was created using DIF3D 11 on a small
test hex reactor in 1/3 geometry.
"""
[docs] def test_readGeodst(self):
"""Ensure we can read a PWDINT file."""
pwr = pwdint.readBinary(SIMPLE_PWDINT)
self.assertGreater(pwr.powerDensity.min(), 0.0)
[docs] def test_writeGeodst(self):
"""Ensure that we can write a modified PWDINT."""
with TemporaryDirectoryChanger():
pwr = pwdint.readBinary(SIMPLE_PWDINT)
pwdint.writeBinary(pwr, "PWDINT2")
pwr2 = pwdint.readBinary("PWDINT2")
self.assertTrue((pwr2.powerDensity == pwr.powerDensity).all())