test_patch_linear_elastic_explicit.py
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	#!/usr/bin/env python3
	__copyright__ = (
	"Copyright (©) 2018-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)"
	"Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)"
	)
	__license__ = "LGPLv3"


	import sys
	from patch_test_linear_solid_mechanics_fixture import TestPatchTestSMMLinear
	import akantu


	def foo(self):

	filename = "material_check_stress_plane_stress.dat"
	if self.plane_strain:
	filename = "material_check_stress_plane_strain.dat"

	self.initModel(akantu._explicit_lumped_mass, filename)

	coordinates = self.mesh.getNodes()
	displacement = self.model.getDisplacement()
	# set the position of all nodes to the static solution
	self.setLinearDOF(displacement, coordinates)

	for s in range(0, 100):
	self.model.solveStep()

	ekin = self.model.getEnergy("kinetic")
	self.assertAlmostEqual(0, ekin, delta=1e-16)
	self.checkAll()


	def test():
	TestPatchTestSMMLinear.TYPED_TEST(foo, "Explicit")


	if 'pytest' not in sys.modules:
	test()