| import sys |
|
|
| import numpy as np |
| import numpy.testing as nt |
| import pytest |
|
|
| import openpnm as op |
|
|
|
|
| class SolversTest: |
|
|
| def setup_class(self): |
| np.random.seed(0) |
| self.net = op.network.Cubic(shape=[3, 4, 5]) |
| mods = op.models.collections.geometry.spheres_and_cylinders |
| self.net.add_model_collection(mods) |
| self.net.regenerate_models() |
| self.phase = op.phase.Phase(network=self.net) |
| self.phase['throat.conductance'] = np.linspace(1, 5, num=self.net.Nt) |
| self.alg = op.algorithms.Transport(network=self.net, phase=self.phase) |
| self.alg.settings._update({'quantity': 'pore.x', |
| 'conductance': 'throat.conductance'}) |
| self.alg.set_value_BC(pores=self.net.pores('front'), values=1) |
| self.alg.set_value_BC(pores=self.net.pores('bottom'), values=0, mode='overwrite') |
|
|
| def test_scipy_spsolve(self): |
| solver = op.solvers.ScipySpsolve() |
| self.alg.run(solver=solver) |
| x = self.alg['pore.x'] |
| nt.assert_allclose(x.mean(), 0.624134, rtol=1e-5) |
|
|
| @pytest.mark.skipif(sys.platform == 'darwin', reason="Pardiso not available on arm64") |
| def test_pardiso_spsolve(self): |
| solver = op.solvers.PardisoSpsolve() |
| self.alg.run(solver=solver) |
| x = self.alg['pore.x'] |
| nt.assert_allclose(x.mean(), 0.624134, rtol=1e-5) |
|
|
| def test_scipy_cg(self): |
| solver = op.solvers.ScipyCG() |
| self.alg.run(solver=solver) |
| x = self.alg['pore.x'] |
| nt.assert_allclose(x.mean(), 0.624134, rtol=1e-5) |
|
|
| def test_pyamg_ruge_stuben_solver(self): |
| solver = op.solvers.PyamgRugeStubenSolver() |
| self.alg.run(solver=solver) |
| x = self.alg['pore.x'] |
| nt.assert_allclose(x.mean(), 0.624134, rtol=1e-5) |
|
|
|
|
| if __name__ == '__main__': |
| t = SolversTest() |
| t.setup_class() |
| self = t |
| for item in t.__dir__(): |
| if item.startswith('test'): |
| print(f'Running test: {item}') |
| t.__getattribute__(item)() |
|
|
