def METHOD_NAME(self, model):
    assert pytest.approx(1.003, rel=1e-5) == value(
        model.fs.unit.properties_in[0].flow_vol
    )
    assert pytest.approx(0.997009, rel=1e-5) == value(
        model.fs.unit.properties_in[0].conc_mass_comp["bod"]
    )
    assert pytest.approx(0.997009, rel=1e-5) == value(
        model.fs.unit.properties_in[0].conc_mass_comp["tss"]
    )
    assert pytest.approx(0.997009, rel=1e-5) == value(
        model.fs.unit.properties_in[0].conc_mass_comp["foo"]
    )
    assert pytest.approx(1.002, rel=1e-5) == value(
        model.fs.unit.properties_treated[0].flow_vol
    )
    assert pytest.approx(0.6986, rel=1e-5) == value(
        model.fs.unit.properties_treated[0].conc_mass_comp["bod"]
    )
    assert pytest.approx(0.3992, rel=1e-5) == value(
        model.fs.unit.properties_treated[0].conc_mass_comp["tss"]
    )
    assert pytest.approx(0.9980, rel=1e-5) == value(
        model.fs.unit.properties_treated[0].conc_mass_comp["foo"]
    )
    assert pytest.approx(0.001, rel=1e-5) == value(
        model.fs.unit.properties_byproduct[0].flow_vol
    )
    assert pytest.approx(300.0, rel=1e-5) == value(
        model.fs.unit.properties_byproduct[0].conc_mass_comp["bod"]
    )
    assert pytest.approx(600.0, rel=1e-5) == value(
        model.fs.unit.properties_byproduct[0].conc_mass_comp["tss"]
    )
    assert pytest.approx(2.828427e-6, rel=1e-5) == value(
        model.fs.unit.properties_byproduct[0].conc_mass_comp["foo"]
    )
    assert pytest.approx(0, abs=1e-5) == value(model.fs.unit.electricity[0])