def test_feeding_herb(self, mocker):
mocker.patch('numpy.random.normal', return_value=3)
h = Herb()
return_fodder = h.feeding(300)
assert h.weight == 3 + h.beta * h.F
assert return_fodder == h.F
h = Herb()
return_fodder = h.feeding(5)
assert h.weight == 3 + h.beta * 5
assert return_fodder == 5
with pytest.raises(ValueError):
h.feeding(-5)
def test_feeding_herb(self, mocker):
"""Tests that the feeding of herbivores are done correctly.
The mocker is used to give spesific values from random functions used
in the module.
"""
mocker.patch("numpy.random.normal", return_value=3)
h = Herb()
return_fodder = h.feeding(300)
assert h.weight == 3 + h.beta * h.F
assert return_fodder == h.F
h = Herb()
return_fodder = h.feeding(5)
assert h.weight == 3 + h.beta * 5
assert return_fodder == 5
with pytest.raises(ValueError):
h.feeding(-5)