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test_xdmf.py
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test_xdmf.py
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# -*- coding: utf-8 -*-
#
import pytest
import meshio
import helpers
import legacy_reader
import legacy_writer
vtk = pytest.importorskip('vtk')
test_set_full = [
helpers.tri_mesh,
helpers.triangle6_mesh,
helpers.quad_mesh,
helpers.quad8_mesh,
helpers.tri_quad_mesh,
helpers.tet_mesh,
helpers.tet10_mesh,
helpers.hex_mesh,
helpers.hex20_mesh,
helpers.add_point_data(helpers.tri_mesh, 1),
helpers.add_cell_data(helpers.tri_mesh, 1),
]
test_set_reduced = [
helpers.tri_mesh,
helpers.quad_mesh,
helpers.tri_quad_mesh,
helpers.tet_mesh,
helpers.hex_mesh,
helpers.add_point_data(helpers.tri_mesh, 1),
helpers.add_cell_data(helpers.tri_mesh, 1),
]
@pytest.mark.parametrize('mesh', test_set_full)
@pytest.mark.parametrize('data_format', ['XML', 'Binary', 'HDF'])
def test_xdmf3(mesh, data_format):
def write(*args, **kwargs):
return meshio.xdmf_io.write(*args, data_format=data_format, **kwargs)
helpers.write_read(
write,
meshio.xdmf_io.read,
mesh, 1.0e-15
)
return
@pytest.mark.skipif(not hasattr(vtk, 'vtkXdmf3Writer'), reason='Need XDMF3')
@pytest.mark.parametrize('mesh', test_set_reduced)
def test_xdmf3_legacy_writer(mesh):
# test with legacy writer
def lw(*args, **kwargs):
return legacy_writer.write('xdmf3', *args, **kwargs)
helpers.write_read(
lw,
meshio.xdmf_io.read,
mesh, 1.0e-15
)
return
@pytest.mark.skipif(not hasattr(vtk, 'vtkXdmf3Reader'), reason='Need XDMF3')
@pytest.mark.parametrize('mesh', test_set_reduced)
def test_xdmf3_legacy_reader(mesh):
# test with legacy reader
def lr(filename):
return legacy_reader.read('xdmf3', filename)
helpers.write_read(
meshio.xdmf_io.write,
lr,
mesh, 1.0e-15
)
return
@pytest.mark.skipif(not hasattr(vtk, 'vtkXdmfWriter'), reason='Need XDMF3')
@pytest.mark.parametrize('mesh', [
helpers.tri_mesh,
helpers.quad_mesh,
helpers.tet_mesh,
helpers.hex_mesh,
helpers.add_point_data(helpers.tri_mesh, 1),
helpers.add_cell_data(helpers.tri_mesh, 1),
])
def test_xdmf2_legacy_writer(mesh):
# test with legacy writer
def lw(*args, **kwargs):
return legacy_writer.write('xdmf2', *args, **kwargs)
helpers.write_read(
lw,
meshio.xdmf_io.read,
# The legacy writer stores data in only single precision
# <https://gitlab.kitware.com/vtk/vtk/issues/17037>
mesh, 1.0e-6
)
return
if __name__ == '__main__':
test_xdmf3_legacy_writer(helpers.tri_mesh)