def test_without_sharks_fish_overbreed():
nfish = 16
wator = WaTor(shape=(32, 8), nsharks=0, nfish=nfish)
assert wator.count_fish() == nfish
while wator.count_fish() < wator.creatures.size:
wator.tick()
assert wator.count_fish() >= nfish
nfish = wator.count_fish()
def test_shape():
shape = (16, 16)
wator = WaTor(shape=shape, nfish=16, nsharks=4)
print(wator.creatures)
assert wator.creatures.shape == shape
assert wator.count_fish() == 16
assert wator.count_sharks() == 4
assert ((wator.creatures >= -10) & (wator.creatures <= 5)).all()
def test_creatures():
creatures = numpy.zeros((8, 8))
creatures[2, 4] = 3
creatures[1, :] = -5
wator = WaTor(creatures)
print(wator.creatures)
assert (creatures == wator.creatures).all()
assert wator.count_fish() == 1
assert wator.count_sharks() == 8
def test_shape_full_of_something():
shape = (16, 16)
total = 16 * 16
nfish = total // 5
nsharks = total - nfish
wator = WaTor(shape=shape, nfish=nfish, nsharks=nsharks)
print(wator.creatures)
assert wator.count_fish() == nfish
assert wator.count_sharks() == nsharks
def test_shape_custom_age():
shape = (16, 16)
age_fish = 2
age_shark = 20
wator = WaTor(shape=shape,
nfish=16,
nsharks=4,
age_fish=age_fish,
age_shark=age_shark)
print(wator.creatures)
assert wator.creatures.shape == shape
assert wator.count_fish() == 16
assert wator.count_sharks() == 4
assert ((wator.creatures >= -age_shark) &
(wator.creatures <= age_fish)).all()
def test_random_geenerator_speed():
for i in range(20):
wator = WaTor(shape=SHAPE, nfish=N, nsharks=N)
print(i)
assert wator.count_fish() == N
assert wator.count_sharks() == N
def test_shape_full_of_shark():
shape = (16, 16)
wator = WaTor(shape=shape, nfish=0, nsharks=16 * 16)
print(wator.creatures)
assert wator.count_fish() == 0
assert wator.count_sharks() == 16 * 16
