diff --git a/pandas/tests/reshape/merge/test_multi.py b/pandas/tests/reshape/merge/test_multi.py index 1f78c1900d237..61fdafa0c6db2 100644 --- a/pandas/tests/reshape/merge/test_multi.py +++ b/pandas/tests/reshape/merge/test_multi.py @@ -582,13 +582,15 @@ def test_join_multi_levels(self): # invalid cases household.index.name = "foo" - with pytest.raises(ValueError): + with pytest.raises( + ValueError, match="cannot join with no overlapping index names" + ): household.join(portfolio, how="inner") portfolio2 = portfolio.copy() portfolio2.index.set_names(["household_id", "foo"]) - with pytest.raises(ValueError): + with pytest.raises(ValueError, match="columns overlap but no suffix specified"): portfolio2.join(portfolio, how="inner") def test_join_multi_levels2(self):