narendly commented on a change in pull request #635: Fix a potential issue in
the ResourceChangeSnapshot.
URL: https://github.com/apache/helix/pull/635#discussion_r352012821
##########
File path:
helix-core/src/test/java/org/apache/helix/controller/changedetector/TestResourceChangeDetector.java
##########
@@ -359,22 +359,21 @@ public void testIgnoreControllerGeneratedFields() {
.addResource(CLUSTER_NAME, resourceName, NUM_PARTITIONS, STATE_MODEL);
IdealState idealState =
_dataAccessor.getProperty(_keyBuilder.idealStates(resourceName));
idealState.setRebalanceMode(IdealState.RebalanceMode.FULL_AUTO);
+ idealState.getRecord().getMapFields().put("Partition1", new HashMap<>());
_dataAccessor.updateProperty(_keyBuilder.idealStates(resourceName),
idealState);
-
_dataProvider.notifyDataChange(ChangeType.CLUSTER_CONFIG);
_dataProvider.notifyDataChange(ChangeType.IDEAL_STATE);
_dataProvider.refresh(_dataAccessor);
+ // Test with ignore option to be true
ResourceChangeDetector changeDetector = new ResourceChangeDetector(true);
changeDetector.updateSnapshots(_dataProvider);
-
- // Now, modify the field that is modifying by Helix logic
- idealState.getRecord().getMapFields().put("Extra_Change", new HashMap<>());
- _dataAccessor.updateProperty(_keyBuilder.idealStates(NEW_RESOURCE_NAME),
idealState);
+ // Now, modify the field
+ idealState.getRecord().getMapFields().put("Partition1",
Collections.singletonMap("foo", "bar"));
+ _dataAccessor.updateProperty(_keyBuilder.idealStates(resourceName),
idealState);
_dataProvider.notifyDataChange(ChangeType.IDEAL_STATE);
_dataProvider.refresh(_dataAccessor);
changeDetector.updateSnapshots(_dataProvider);
-
Assert.assertEquals(changeDetector.getChangeTypes(),
Collections.singleton(ChangeType.IDEAL_STATE));
Review comment:
Question: Shouldn't this be empty? Since we want to ignore the change in the
mapField of the IdealState?
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