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import pathlib
import numpy as np
import pytest
import meshio
from . import helpers
@pytest.mark.parametrize(
"mesh",
[
helpers.empty_mesh,
helpers.tet_mesh,
helpers.hex_mesh,
helpers.tet_mesh,
helpers.add_cell_sets(helpers.tet_mesh),
],
)
@pytest.mark.parametrize("binary", [False, True])
def test(mesh, binary, tmp_path):
# mesh.write("out.f3grid")
helpers.write_read(
tmp_path,
lambda f, m: meshio.flac3d.write(f, m, binary=binary),
meshio.flac3d.read,
mesh,
1.0e-15,
)
@pytest.mark.parametrize(
"filename",
["flac3d_mesh_ex.f3grid", "flac3d_mesh_ex_bin.f3grid"],
)
def test_reference_file(filename):
this_dir = pathlib.Path(__file__).resolve().parent
filename = this_dir / "meshes" / "flac3d" / filename
mesh = meshio.read(filename)
# points
assert np.isclose(mesh.points.sum(), 307.0)
# cells
ref_num_cells = [
("quad", 15),
("triangle", 3),
("hexahedron", 45),
("pyramid", 9),
("hexahedron", 18),
("wedge", 9),
("hexahedron", 6),
("wedge", 3),
("hexahedron", 6),
("wedge", 3),
("pyramid", 6),
("tetra", 3),
]
assert [
(cell_block.type, len(cell_block)) for cell_block in mesh.cells
] == ref_num_cells
# Cell sets
for arr in mesh.cell_sets.values():
assert len(arr) == 12
assert [len(arr) for arr in mesh.cell_sets.values()] == [12, 12, 12, 12, 12]
|
