Assert on exact error message, refs #537

simonw · May 8, 2023 · 923768d · 923768d
1 parent 39ef137
commit 923768d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tests/test_create.py b/tests/test_create.py
@@ -317,12 +317,13 @@ def test_create_error_if_invalid_foreign_keys(fresh_db):
 
 
 def test_create_error_if_invalid_self_referential_foreign_keys(fresh_db):
-    with pytest.raises(AlterError):
+    with pytest.raises(AlterError) as ex:
         fresh_db["one"].insert(
             {"id": 1, "ref_id": 3},
             pk="id",
             foreign_keys=(("ref_id", "one", "bad_column"),),
         )
+        assert ex.value.args == ("No such column: one.bad_column",)
 
 
 @pytest.mark.parametrize(