def test_solution():
import solution
vects1 = [((1, 3), (2, 6)), ((1, 5), (3, 4)), ((2, 6), (2, 9))]
ret1 = [((1, 5), (3, 4)), ((2, 6), (2, 9)), ((1, 3), (2, 6))]
vects2 = [((2, 6), (2, 9)), ((1, 3), (2, 6))] #sorted order
vects3 = [((1, 8), (2, 4))]
assert solution.sort_vectors(vects1) == ret1
assert solution.sort_vectors([]) == []
assert solution.sort_vectors(vects2) == vects2
assert solution.sort_vectors(vects3) == vects3
def test_solution():
import solution
vec1 = solution.Vector3D(1, 5, 3)
vec2 = solution.Vector3D(4, 4, 1)
vec3 = solution.Vector3D(1, 5, 2)
vec4 = solution.Vector3D(4, 4, 1)
vect_lst = [vec1, vec2, vec3, vec4]
sorted_lst = [vec3, vec2, vec4, vec1]
ret_lst = solution.sort_vectors(vect_lst)
for x, y in zip(ret_lst, sorted_lst):
assert str(x) == str(y)
def test_solution():
from solution import Vector3D, sort_vectors
vec1 = Vector3D(1, 5, 3)
vec2 = Vector3D(4, 4, 1)
vec3 = Vector3D(1, 5, 2)
vec4 = Vector3D(4, 4, 1)
vect_lst = [vec1, vec2, vec3, vec4]
sorted_lst = [vec3, vec2, vec4, vec1]
ret_lst = sort_vectors(vect_lst)
for r, s in zip(ret_lst, sorted_lst):
assert str(r) == str(s)
def test_solution():
assert solution.sort_vectors(vects1) == ret1
assert solution.sort_vectors([]) == []
assert solution.sort_vectors(vects2) == vects2
assert solution.sort_vectors(vects3) == vects3