Mercurial > hg > GlobalNeighbors
annotate tests/test_bisect.py @ 25:991bce6b6881 default tip
[knn] placeholder for planning session
| author | Jeff Hammel <k0scist@gmail.com> |
|---|---|
| date | Sun, 17 Sep 2017 14:35:50 -0700 |
| parents | 27925261c137 |
| children |
| rev | line source |
|---|---|
| 8 | 1 #!/usr/bin/env python |
| 2 """ | |
| 3 test bisection insert | |
| 4 """ | |
| 5 | |
| 6 import random | |
| 7 import unittest | |
| 8 from globalneighbors import distance | |
| 9 | |
| 10 class TestBisectInsert(unittest.TestCase): | |
| 11 | |
| 12 def test_bisect_insert(self): | |
| 13 """ensure our inserted points are in order""" | |
| 14 | |
| 15 values = [(random.random(), i) | |
| 16 for i in range(15000)] | |
| 17 for k in (10, 100, 1000, 10000): | |
| 18 _distances = [] | |
| 19 for value, i in values: | |
| 20 distance.insert_distance_bisect(_distances, | |
| 21 i, | |
| 22 value, | |
| 23 k) | |
| 24 # since k is < 15000 | |
| 25 assert len(_distances) == k | |
| 26 ordered = [value[-1] for value in _distances] | |
| 27 assert sorted(ordered) == ordered | |
|
14
27925261c137
fix broken tests including an aggregious case where we add ourselves as a neighbor to ourself
Jeff Hammel <k0scist@gmail.com>
parents:
8
diff
changeset
|
28 keys = [value[0] for value in _distances] |
|
27925261c137
fix broken tests including an aggregious case where we add ourselves as a neighbor to ourself
Jeff Hammel <k0scist@gmail.com>
parents:
8
diff
changeset
|
29 assert len(set(keys)) == len(_distances) |
| 8 | 30 |
| 31 | |
| 32 if __name__ == '__main__': | |
| 33 unittest.main() |