def test_birth_adds_to_num_carn_on_loc(self, mocker):
"""Test to show that birth method adds new pop to carn_pop list
when birth occurs
"""
mocker.patch('random.random', return_value=0)
loc = (2, 7)
i_sim = Island()
a_sim_1 = Carnivore(i_sim, loc, weight=100)
a_sim_2 = Carnivore(i_sim, loc, weight=100)
a_sim_1.birth()
assert i_sim.get_num_carn_on_loc(loc) == 3
def test_get_num_animals_on_loc(self):
"""Tests if the get animals on location method can return the number
of animals placed out on the map.
"""
i = Island()
num_herb = 4
num_carn = 3
loc = (2, 7)
for _ in range(num_herb):
Herbivore(i, loc)
for _ in range(num_carn):
Carnivore(i, loc)
assert i.get_num_herb_on_loc(loc) == num_herb
assert i.get_num_carn_on_loc(loc) == num_carn