(self, df, df2)
| 106 | tm.assert_frame_equal(result, expected) |
| 107 | |
| 108 | def test_merge_common(self, df, df2): |
| 109 | joined = merge(df, df2) |
| 110 | exp = merge(df, df2, on=["key1", "key2"]) |
| 111 | tm.assert_frame_equal(joined, exp) |
| 112 | |
| 113 | def test_merge_non_string_columns(self): |
| 114 | # https://github.com/pandas-dev/pandas/issues/17962 |