File size: 3,488 Bytes
f421c2e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | 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
# def test_multiple_calls_to_run(self):
# alg = op.algorithms.InvasionPercolation(network=self.net, phase=self.water)
# alg.set_inlet_BC(pores=self.net.pores("top"))
# alg.run(n_steps=10)
# assert alg['pore.invasion_sequence'].max() == 10
# alg.run(n_steps=10)
# assert alg['pore.invasion_sequence'].max() == 20
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)()
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