1 files changed, 5 insertions, 0 deletions
diff --git a/tests/test_pkey.py b/tests/test_pkey.py
index 44ab688f..738e8cf0 100644
--- a/tests/test_pkey.py
+++ b/tests/test_pkey.py
@@ -626,6 +626,11 @@ class KeyTest(unittest.TestCase):
         for key1, key2 in self.keys():
             assert key1 == key2
 
+    def test_keys_are_not_equal_to_other(self):
+        for value in [None, True, ""]:
+            for key1, _ in self.keys():
+                assert key1 != value
+
     def test_keys_are_hashable(self):
         # NOTE: this isn't a great test due to hashseed randomization under
         # Python 3 preventing use of static values, but it does still prove