def test_fodder_eaten_only_eat_available_fodder(self):
"""Test to show that fodder_eaten only returns the available
fodder if the location contains less fodder than optimal fodder
"""
jungle_loc = (2, 7)
Island._param_changer("J", {"f_max": 5})
i_sim = Island()
s_1 = Herbivore(i_sim, jungle_loc)
assert s_1.fodder_eaten() == 5
def test_fodder_eaten_for_full_landscapes(self):
"""Test to show that fodder eaten returns the optimal fodder for
Herbivore when landscape is full, and 0 if landscape is empty
"""
jungle_loc = (2, 7)
savannah_loc = (2, 1)
ocean_loc = (0, 0)
i = Island()
j_sim = Herbivore(i, jungle_loc)
j_sim.fodder_eaten()
s_sim = Herbivore(i, savannah_loc)
s_sim.fodder_eaten()
o_sim = Herbivore(i, ocean_loc)
o_sim.fodder_eaten()
optimal_fodder = Herbivore.parameters["F"]
assert j_sim.fodder_eaten() == optimal_fodder
assert s_sim.fodder_eaten() == optimal_fodder
assert o_sim.fodder_eaten() == 0