from simu import NumericHandler

def test_create_species_balance(species_balance_example_model):
    num = NumericHandler(species_balance_example_model.top())

def test_species_balance(species_balance_example_model_stub):
    model = species_balance_example_model_stub.top()
    bal = model.hierarchy.handler["n_bal"]
    for name, expr in bal.residuals.items():
        print(name, expr)
    # TODO: turn into test

