added a regression test for removing nodes

Signed-off-by: Tim Henderson <[email protected]>
timtadh · Mar 21, 2018 · 942547a · 942547a
1 parent c16f686
commit 942547a
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 0 deletions.
diff --git a/.gitignore b/.gitignore
@@ -8,3 +8,4 @@ env3
 MANIFEST
 zss.egg-info
 .tox
+.pytest_cache
diff --git a/zss/tests/test_regress.py b/zss/tests/test_regress.py
@@ -154,3 +154,13 @@ def update(a,b):
     )
     assert dist == 814
 
+def test_wrong_removal():
+    A = (
+        Node('a')
+          .addkid(Node('b'))
+          .addkid(Node('c'))
+    )
+    B = Node("a")
+    dist = simple_distance(A, B)
+    assert dist == 2
+