GH-7118 - test that metrics are empty

h2o-algos/src/main/java/hex/tree/isoforextended/ExtendedIsolationForest.java

@@ -194,7 +194,7 @@ private void buildIsolationTreeEnsemble() {
                     _model._output._scored_train[tid + 1].fillFrom(modelMetrics);
                 }
             }
-            _model._output._scoring_history = createScoringHistoryTable();
+            _model._output._scoring_history = _parms._disable_training_metrics ? null : createScoringHistoryTable();
         }
     }
 

h2o-algos/src/test/java/hex/tree/isoforextended/ExtendedIsolationForestTest.java

@@ -42,6 +42,7 @@ public void testBasicTrain() {
             ExtendedIsolationForestModel model = eif.trainModel().get();
             Scope.track_generic(model);
             assertNotNull(model);
+            assertNull("No scoring history by default", model._output._scoring_history);
         } finally {
             Scope.exit();
         }