Add test for audit info in runs.tabulate()

tests/core/test_run.py

@@ -66,6 +66,12 @@ def test_run_versions(self, platform: ixmp4.Platform):
             pd.DataFrame(_expected_runs_table(True, False)),
         )
 
+        # using audit_info=True shows additional columns
+        audit_info = platform.runs.tabulate(default_only=False, audit_info=True)
+        for column in ["updated_at", "updated_by", "created_at", "created_by", "id"]:
+            assert column in audit_info.columns
+        pdt.assert_series_equal(audit_info.id, pd.Series([run1.id, run2.id], name="id"))
+
         # default version can be retrieved directly
         run = platform.runs.get("Model", "Scenario")
         assert run1.id == run.id