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"Unit tests for XML input/output of MeshFunction (class XMLMeshFunction)"
# Copyright (C) 2011-2014 Garth N. Wells
#
# This file is part of DOLFIN.
#
# DOLFIN is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# DOLFIN is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
#
# Modified by Anders Logg 2011
import pytest
import os
from dolfin import *
from dolfin_utils.test import skip_in_parallel, fixture, cd_tempdir
@skip_in_parallel
def test_io_size_t(cd_tempdir):
"Test input/output for size_t"
# Write some data
mesh = UnitSquareMesh(5, 5)
f = MeshFunction("size_t", mesh, 1)
f.set_all(0)
f[2] = 3
f[5] = 7
filename = "XMLMeshFunction_test_io_size_t.xml"
# Write
output_file = File(filename)
output_file << f
# Read from file
g = MeshFunction("size_t", mesh, 1)
input_file = File(filename)
input_file >> g
# Check values
for i in range(f.size()):
assert f[i] == g[i]
@skip_in_parallel
def test_io_int(cd_tempdir):
"Test input/output for int"
# Write some data
mesh = UnitSquareMesh(5, 5)
f = MeshFunction("int", mesh, 1)
f.set_all(0)
f[2] = -3
f[5] = 7
filename = "XMLMeshFunction_test_io_int.xml"
# Write
output_file = File(filename)
output_file << f
# Read from file
g = MeshFunction("int", mesh, 1)
input_file = File(filename)
input_file >> g
# Check values
for i in range(f.size()):
assert f[i] == g[i]
@skip_in_parallel
def test_io_double(cd_tempdir):
"Test input/output for double"
# Write some data
mesh = UnitSquareMesh(5, 5)
f = MeshFunction("double", mesh, 1)
f.set_all(0.0)
f[2] = 3.14
f[5] = 10000000.0
filename = "XMLMeshFunction_test_io_double.xml"
# Write
output_file = File(filename)
output_file << f
# Read from file
g = MeshFunction("double", mesh, 1)
input_file = File(filename)
input_file >> g
# Check values
for i in range(f.size()):
assert f[i] == g[i]
@skip_in_parallel
def test_io_bool(cd_tempdir):
"Test input/output for bool"
# Write some data
mesh = UnitSquareMesh(5, 5)
f = MeshFunction("bool", mesh, 1)
f.set_all(False)
f[2] = True
f[5] = False
filename = "XMLMeshFunction_test_io_bool.xml"
# Write
output_file = File(filename)
output_file << f
# Read from file
g = MeshFunction("bool", mesh, 1)
input_file = File(filename)
input_file >> g
# Check values
for i in range(f.size()):
assert f[i] == g[i]
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