def METHOD_NAME(self, model):
    # Treated water
    assert value(model.fs.electroNP.treated.flow_vol[0]) == pytest.approx(
        0.0019676, rel=1e-4
    )
    assert value(model.fs.electroNP.treated.temperature[0]) == pytest.approx(
        308.15, rel=1e-4
    )
    assert value(model.fs.electroNP.treated.pressure[0]) == pytest.approx(
        101325, rel=1e-4
    )
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_A"]
    ) == pytest.approx(0.11094, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_F"]
    ) == pytest.approx(19.4947, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_I"]
    ) == pytest.approx(0.026599, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_N2"]
    ) == pytest.approx(0, abs=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_NH4"]
    ) == pytest.approx(1.14172, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_NO3"]
    ) == pytest.approx(0, abs=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_O2"]
    ) == pytest.approx(0, abs=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "S_PO4"]
    ) == pytest.approx(0.58229, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "X_AUT"]
    ) == pytest.approx(0, abs=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "X_H"]
    ) == pytest.approx(0, abs=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "X_I"]
    ) == pytest.approx(13.0695, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "X_PAO"]
    ) == pytest.approx(0, abs=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "X_PHA"]
    ) == pytest.approx(7.27929, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "X_PP"]
    ) == pytest.approx(0.11430, rel=1e-4)
    assert value(
        model.fs.electroNP.treated.conc_mass_comp[0, "X_S"]
    ) == pytest.approx(0.13979, rel=1e-4)
    assert value(model.fs.costing.LCOW) == pytest.approx(6.05475, rel=1e-4)