Test the tests

Author: Tinche

tests/test_tests.py

@@ -0,0 +1,9 @@
+from .untyped import gen_attr_names
+
+
+def test_gen_attr_names():
+    """We can generate a lot of attribute names."""
+    assert len(list(gen_attr_names())) == 697
+
+    # No duplicates!
+    assert len(list(gen_attr_names())) == len(set(gen_attr_names()))