def collection(self):
# Read is very slow, so many tests operate on the same mesh collection.
# TODO: separate these tests by reading once and then operating on copies of original
if TestMeshCollection._collection is None and TestMeshCollection._okay_to_read:
TestMeshCollection._collection = gems.KvlMeshCollection()
print('reading mesh collection...')
TestMeshCollection._collection.read(MESH_COLLECTION_TEST_FILE_NAME)
print('..done reading mesh collection')
return TestMeshCollection._collection
def test_bad_construction_domain_size(self):
mesh_collection = gems.KvlMeshCollection()
mesh_size = (3, 5, 7)
domain_size = (10, 11, 13, 14) # not 3d
stiffness = 0.25
number_of_classes = 6
number_of_meshes = 3
with pytest.raises(Exception):
mesh_collection.construct(mesh_size, domain_size, stiffness,
number_of_classes, number_of_meshes)
def make_a_test_mesh_collection(number_of_meshes):
mesh_collection = gems.KvlMeshCollection()
mesh_collection.construct(CONSTRUCTED_MESH_SIZE, CONSTRUCTED_DOMAIN_SIZE,
CONSTRUCTED_STIFFNESS,
CONSTRUCTED_NUMBER_OF_CLASSES, number_of_meshes)
return mesh_collection
def test_empty_write(self, writeable_mesh_file_name):
empty_collection = gems.KvlMeshCollection()
with pytest.raises(Exception):
empty_collection.write(writeable_mesh_file_name)
def test_bad_read(self):
with pytest.raises(Exception):
bad_collection = gems.KvlMeshCollection()
bad_collection.read('nada_nada_nada')
def mesh_collection_fixture():
collection = gems.KvlMeshCollection()
collection.read(MESHCOLLECTION_PATH)
return collection