| import numpy as np |
| import pytest |
| from numpy.testing import assert_approx_equal |
|
|
| import openpnm as op |
|
|
|
|
| class IPTest: |
| def setup_class(self): |
| np.random.seed(0) |
| self.net = op.network.Cubic(shape=[10, 10, 10], spacing=0.0005) |
| self.net.add_model_collection( |
| op.models.collections.geometry.spheres_and_cylinders) |
| self.net.regenerate_models() |
| self.water = op.phase.Water(network=self.net) |
| self.water.add_model_collection(op.models.collections.physics.basic) |
| self.water.regenerate_models() |
| mod = op.models.physics.capillary_pressure.washburn |
| self.water.add_model(propname="throat.entry_pressure", model=mod) |
|
|
| def test_set_inlets(self): |
| alg = op.algorithms.InvasionPercolation(network=self.net, phase=self.water) |
| alg.set_inlet_BC(pores=self.net.pores("top")) |
| assert np.sum(alg["pore.invasion_sequence"] == 0) == 100 |
|
|
| alg.set_inlet_BC(pores=self.net.pores("bottom"), mode='add') |
| assert np.sum(alg["pore.invasion_sequence"] == 0) == 200 |
|
|
| alg.set_inlet_BC(mode='remove') |
| assert np.sum(alg["pore.bc.inlet"]) == 0 |
|
|
| alg.set_inlet_BC(pores=self.net.pores("top"), mode='add') |
| with pytest.raises(Exception): |
| alg.set_outlet_BC(pores=self.net.pores("top"), mode='add') |
| assert np.sum(alg["pore.bc.outlet"]) == 0 |
| alg.set_outlet_BC(pores=self.net.pores("top"), mode='overwrite') |
| assert np.sum(alg["pore.bc.outlet"]) == 100 |
|
|
| def test_run(self): |
| alg = op.algorithms.InvasionPercolation(network=self.net, phase=self.water) |
| alg.set_inlet_BC(pores=self.net.pores("top")) |
| alg.run() |
| assert alg["throat.invasion_sequence"].max() == alg.Nt |
|
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|
|
| def test_results(self): |
| alg = op.algorithms.InvasionPercolation(network=self.net, phase=self.water) |
| alg.set_inlet_BC(pores=self.net.pores("top")) |
| alg.run() |
| assert alg['pore.invasion_sequence'].max() == 2695 |
| assert alg['pore.invasion_sequence'].min() == 0 |
| assert_approx_equal(alg['pore.invasion_pressure'].max(), 1967.22314587) |
| assert alg['pore.invasion_pressure'].min() == 0 |
|
|
| def test_trapping(self): |
| alg = op.algorithms.InvasionPercolation(network=self.net, phase=self.water) |
| alg.set_inlet_BC(pores=self.net.pores("top")) |
| alg.run() |
| alg.set_outlet_BC(pores=self.net.pores("bottom")) |
| alg.apply_trapping() |
| assert "pore.trapped" in alg.keys() |
|
|
| def test_plot_pc_curve(self): |
| alg = op.algorithms.InvasionPercolation(network=self.net, phase=self.water) |
| alg.set_inlet_BC(pores=self.net.pores("top")) |
| with pytest.raises(KeyError): |
| alg.pc_curve() |
| alg.run() |
| pc = alg.pc_curve() |
| assert len(pc) == 2 |
| assert len(pc.pc) == 3700 |
| assert_approx_equal(pc.snwp.max(), 1.000000) |
|
|
|
|
| if __name__ == "__main__": |
|
|
| t = IPTest() |
| t.setup_class() |
| self = t |
| for item in t.__dir__(): |
| if item.startswith("test"): |
| print(f"Running test: {item}") |
| t.__getattribute__(item)() |
|
|
