import pytest
import numpy as np

from damask import Rotation
from damask import Orientation
from damask import Lattice

rot0= Rotation.from_random()
rot1= Rotation.from_random()
rot2= Rotation.from_random()
rot3= Rotation.from_random()

#disorientation

#fromaverage
#average

class TestOrientation_vec:


    @pytest.mark.parametrize('model',['Bain','KS','GT','GT_prime','NW','Pitsch'])
    @pytest.mark.parametrize('lattice',['fcc','bcc'])
    def test_relatedOrientations_vec(self,model,lattice):
        ori0=Orientation(rot0,lattice)
        ori1=Orientation(rot1,lattice)
        ori2=Orientation(rot2,lattice)
        ori3=Orientation(rot3,lattice)

        quat=np.array([rot0.as_quaternion(),rot1.as_quaternion(),rot2.as_quaternion(),rot3.as_quaternion()])
        ori_vec=Orientation(quat,lattice)


        for s in range(len(ori1.lattice.relationOperations(model)['rotations'])):
            assert all(ori_vec.relatedOrientations_vec(model).rotation.as_Eulers()[s,0] == \
                        ori0.relatedOrientations(model)[s].rotation.as_Eulers())
            assert all(ori_vec.relatedOrientations_vec(model).rotation.as_quaternion()[s,1] == \
                        ori1.relatedOrientations(model)[s].rotation.as_quaternion())
            assert all(ori_vec.relatedOrientations_vec(model).rotation.as_Rodrigues()[s,2] == \
                        ori2.relatedOrientations(model)[s].rotation.as_Rodrigues())
            assert all(ori_vec.relatedOrientations_vec(model).rotation.as_cubochoric()[s,3] == \
                        ori3.relatedOrientations(model)[s].rotation.as_cubochoric())