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-rwxr-xr-xsrc/python/test/test_simplex_tree.py23
1 files changed, 21 insertions, 2 deletions
diff --git a/src/python/test/test_simplex_tree.py b/src/python/test/test_simplex_tree.py
index 83be0602..d79d2c34 100755
--- a/src/python/test/test_simplex_tree.py
+++ b/src/python/test/test_simplex_tree.py
@@ -356,5 +356,24 @@ def test_collapse_edges():
st.collapse_edges()
assert st.num_simplices() == 9
assert st.find([1, 3]) == False
- for simplex in st.get_skeleton(0):
- assert simplex[1] == 1.
+ for simplex in st.get_skeleton(0):
+ assert simplex[1] == 1.
+
+def test_boundaries_iterator():
+ st = SimplexTree()
+
+ assert st.insert([0, 1, 2, 3], filtration=1.0) == True
+ assert st.insert([1, 2, 3, 4], filtration=2.0) == True
+
+ assert list(st.get_boundaries([1, 2, 3])) == [([1, 2], 1.0), ([1, 3], 1.0), ([2, 3], 1.0)]
+ assert list(st.get_boundaries([2, 3, 4])) == [([2, 3], 1.0), ([2, 4], 2.0), ([3, 4], 2.0)]
+ assert list(st.get_boundaries([2])) == []
+
+ with pytest.raises(RuntimeError):
+ list(st.get_boundaries([]))
+
+ with pytest.raises(RuntimeError):
+ list(st.get_boundaries([0, 4])) # (0, 4) does not exist
+
+ with pytest.raises(RuntimeError):
+ list(st.get_boundaries([6])) # (6) does not exist