def test_reproduce_mut0():
"""Test reproduce method when mutation_prob is 0"""
problem = ContinuousOpt(5,
OneMax(),
maximize=True,
min_val=0,
max_val=1,
step=1)
father = np.array([0, 0, 0, 0, 0])
mother = np.array([1, 1, 1, 1, 1])
child = problem.reproduce(father, mother, mutation_prob=0)
assert (len(child) == 5 and sum(child) > 0 and sum(child) < 5)
def test_reproduce_mut1_range_gt_step():
"""Test reproduce method when mutation_prob is 1 and range is
greater than step size"""
problem = ContinuousOpt(5,
OneMax(),
maximize=True,
min_val=0,
max_val=2,
step=1)
father = np.array([0, 0, 0, 0, 0])
mother = np.array([2, 2, 2, 2, 2])
child = problem.reproduce(father, mother, mutation_prob=1)
assert (len(child) == 5 and sum(child) > 0 and sum(child) < 10)
