from ase.cluster import Icosahedron
from ase.ga.particle_comparator import NNMatComparator
from ase.ga.utilities import get_nnmat
from ase.ga.particle_mutations import RandomPermutation

ico1 = Icosahedron('Cu', 4)
ico1.info['confid'] = 1
ico2 = Icosahedron('Ni', 4)
ico1.numbers[:55] = [28] * 55
ico2.numbers[:92] = [29] * 92

ico1.info['data'] = {}
ico1.info['data']['nnmat'] = get_nnmat(ico1)
ico2.info['data'] = {}
ico2.info['data']['nnmat'] = get_nnmat(ico2)
comp = NNMatComparator()
assert not comp.looks_like(ico1, ico2)

op = RandomPermutation()
a3, desc = op.get_new_individual([ico1])

assert a3.get_chemical_formula() == ico1.get_chemical_formula()

hard_comp = NNMatComparator(d=100)
assert hard_comp.looks_like(ico1, a3)

soft_comp = NNMatComparator(d=.0001)
assert not soft_comp.looks_like(ico1, a3)