def METHOD_NAME(self, model):
    for t, j in model.fs.unit.inlet.flow_mass_comp:
        assert pytest.approx(
            value(model.fs.unit.inlet.flow_mass_comp[t, j]), rel=1e-5
        ) == value(model.fs.unit.outlet.flow_mass_comp[t, j])
    assert pytest.approx(-11423.412, rel=1e-5) == value(
        model.fs.unit.electricity[0]
    )