1 files changed, 7 insertions, 0 deletions
diff --git a/test/test_EeVal.py b/test/test_EeVal.py
index c4254fb..b96e089 100644
--- a/test/test_EeVal.py
+++ b/test/test_EeVal.py
@@ -7,3 +7,10 @@ def test_ordering():
     assert n100 > p100
     assert p100 < n100
     assert [p100, n100, u1] == sorted([p100, u1, n100])
+
+def test_hash():
+    p100 = EeVal('100 p')
+    n100 = EeVal('100 n')
+    u1 = EeVal('1u')
+
+    assert 3 == len(set([p100, p100, n100, u1]))