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-rw-r--r--tests/unit/computations/test_slink.py175
1 files changed, 175 insertions, 0 deletions
diff --git a/tests/unit/computations/test_slink.py b/tests/unit/computations/test_slink.py
new file mode 100644
index 0000000..816cd2f
--- /dev/null
+++ b/tests/unit/computations/test_slink.py
@@ -0,0 +1,175 @@
+"""Module contains tests for slink"""
+import unittest
+from unittest import TestCase
+
+from gn3.computations.slink import nearest
+from gn3.computations.slink import LengthError
+from gn3.computations.slink import MirrorError
+
+class TestSlink(TestCase):
+ """Class for testing slink functions"""
+
+ def test_nearest_expects_list_of_lists(self):
+ # This might be better handled with type-hints and mypy
+ for item in [9, "some string", 5.432,
+ [1,2,3], ["test", 7.4]]:
+ with self.subTest(item=item):
+ with self.assertRaises(ValueError, msg="Expected list or tuple"):
+ nearest(item, 1, 1)
+
+ def test_nearest_does_not_allow_empty_lists(self):
+ for lst in [[],
+ [[],[]],
+ [[],[],[]],
+ [[0, 1, 2],[],[1, 2, 0]]]:
+ with self.subTest(lst=lst):
+ with self.assertRaises(ValueError):
+ nearest(lst, 1, 1)
+
+ def test_nearest_expects_exception_if_all_child_lists_are_not_of_equal_length_to_length_of_parent_list(self):
+ for lst in [[[0,1]],
+ [[0,1,2],[3,4,5]],
+ [[0,1,2,3],[4,5,6],[7,8,9,0]],
+ [[0,1,2,3,4],[5,6,7,8,9],[1,2,3,4,5],[2,3],[3,4,5,6,7]]]:
+ with self.subTest(lst=lst):
+ with self.assertRaises(LengthError):
+ nearest(lst, 1, 1)
+
+ def test_nearest_expects_exception_if_there_is_no_zero_at_childs_list_index_corresponding_to_its_index_in_parent(self):
+ # I don't like the name of this test. Make the name clearer
+ for lst in [[[1]],
+ [[1,2],[3,4]],
+ [1,0,0],[0,0,5],[0,3,4],
+ [0,0,0,0],[0,0,3,3],[0,1,2,3],[0,3,2,0]]:
+ with self.subTest(lst=lst):
+ with self.assertRaises(ValueError):
+ nearest(lst, 1, 1)
+
+ def test_nearest_expects_exception_if_value_at_index_j_in_list_i_does_not_equals_value_at_index_i_in_list_j(self):
+ for lst in [[[0,1],[2,0]],
+ [[0,1,2],[1,0,3],[9,7,0]],
+ [[0,1,2,3],[7,0,2,3],[2,3,0,1],[8,9,5,0]]]:
+ with self.subTest(lst=lst):
+ with self.assertRaises(MirrorError):
+ nearest(lst, 1, 1)
+
+ def test_nearest_expects_zero_or_positive_distances(self):
+ # Based on:
+ # https://github.com/genenetwork/genenetwork1/blob/master/web/webqtl/heatmap/slink.py#L87-L89
+ for lst in [[[0,1,2,3],[1,0,3,4],[2,3,0,5],[3,4,5,0]],
+ [[0,1,2,3],[-1,0,3,4],[2,3,0,5],[3,4,5,0]],
+ [[0,1,2,3],[1,0,3,4],[-2,3,0,5],[3,4,5,0]],
+ [[0,1,2,3],[1,0,3,4],[2,-3,0,5],[3,4,5,0]],
+ [[0,1,2,3],[1,0,3,4],[2,3,0,5],[-3,4,5,0]],
+ [[0,1,2,3],[1,0,3,4],[2,3,0,5],[3,-4,5,0]],
+ [[0,1,2,3],[1,0,3,4],[2,3,0,5],[3,4,-5,0]]]:
+ with self.subTest(lst=lst):
+ with self.assertRaises(ValueError, msg="Got an unexpected negative value!"):
+ nearest(lst, 1, 1)
+
+ def test_nearest_with_expected(self):
+ # Give this test a better name
+ # The lists in this tests are taken from:
+ # https://github.com/genenetwork/genenetwork1/blob/master/web/webqtl/heatmap/slink.py#L39-L40
+ for lst, i, j, expected in [[[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 0,0,0],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 0,1,9],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 0,2,3],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 0,3,6],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 0,4,11],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 1,0,9],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 1,1,0],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 1,2,7],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 1,3,5],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 1,4,10],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 2,0,3],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 2,1,7],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 2,2,0],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 2,3,9],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 2,4,2],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 3,0,6],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 3,1,5],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 3,2,9],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 3,3,0],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 3,4,8],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 4,0,11],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 4,1,10],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 4,2,2],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 4,3,8],
+ [[[0,9,3,6,11],[9,0,7,5,10],[3,7,0,9,2],[6,5,9,0,8],[11,10,2,8,0]],
+ 4,4,0],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 0,0,0],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 0,1,9],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 0,2,5.5],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 0,3,6],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 0,4,11],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 1,0,9],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 1,1,0],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 1,2,7],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 1,3,5],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 1,4,10],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 2,0,5.5],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 2,1,7],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 2,2,0],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 2,3,9],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 2,4,2],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 3,0,6],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 3,1,5],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 3,2,9],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 3,3,0],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 3,4,3],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 4,0,11],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 4,1,10],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 4,2,2],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 4,3,3],
+ [[[0,9,5.5,6,11],[9,0,7,5,10],[5.5,7,0,9,2],[6,5,9,0,3],[11,10,2,3,0]],
+ 4,4,0]]:
+ with self.subTest(lst=lst):
+ self.assertEqual(nearest(lst, i, j), expected)
generated by cgit v1.2.3 (git 2.44.0) at 2024-11-23 07:39:53 +0000