terrymanu commented on a change in pull request #15216:
URL: https://github.com/apache/shardingsphere/pull/15216#discussion_r795225801



##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);
+        QualifiedSchema qualifiedSchema = mock(QualifiedSchema.class);
+        when(qualifiedSchema.getSchemaName()).thenReturn("test_schema");
+        
when(mockPrimaryStateChangedEvent.getQualifiedSchema()).thenReturn(qualifiedSchema);
+        ShardingSphereRuleMetaData mockShardingSphereRuleMetaData = 
mock(ShardingSphereRuleMetaData.class);
+        Collection<ShardingSphereRule> rules = new LinkedList<>();
+        StatusContainedRule mockStatusContainedRule = 
mock(StatusContainedRule.class);
+        rules.add(mockStatusContainedRule);
+        when(mockShardingSphereRuleMetaData.getRules()).thenReturn(rules);
+        ShardingSphereMetaData mockShardingSphereMetaData = 
mock(ShardingSphereMetaData.class);
+        
when(mockShardingSphereMetaData.getRuleMetaData()).thenReturn(mockShardingSphereRuleMetaData);
+        
contextManager.getMetaDataContexts().getMetaDataMap().put("test_schema", 
mockShardingSphereMetaData);
+        coordinator.renew(mockPrimaryStateChangedEvent);
+        verify(mockStatusContainedRule, times(1)).updateStatus(any());
+    }   
+    
+    @Test
+    public void assertRenewInstanceStatus() {
+        StateEvent mockStateEvent = mock(StateEvent.class);
+        
when(mockStateEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        Collection<String> testStates = new LinkedList<>();
+        testStates.add(StateType.OK.name());
+        testStates.add(StateType.LOCK.name());
+        when(mockStateEvent.getStatus()).thenReturn(testStates);
+        coordinator.renew(mockStateEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());

Review comment:
       These 2 assertNotNull maybe useless, the next assertion can include 
these 2 assertNotNull.

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);
+        QualifiedSchema qualifiedSchema = mock(QualifiedSchema.class);
+        when(qualifiedSchema.getSchemaName()).thenReturn("test_schema");
+        
when(mockPrimaryStateChangedEvent.getQualifiedSchema()).thenReturn(qualifiedSchema);
+        ShardingSphereRuleMetaData mockShardingSphereRuleMetaData = 
mock(ShardingSphereRuleMetaData.class);
+        Collection<ShardingSphereRule> rules = new LinkedList<>();
+        StatusContainedRule mockStatusContainedRule = 
mock(StatusContainedRule.class);
+        rules.add(mockStatusContainedRule);
+        when(mockShardingSphereRuleMetaData.getRules()).thenReturn(rules);
+        ShardingSphereMetaData mockShardingSphereMetaData = 
mock(ShardingSphereMetaData.class);
+        
when(mockShardingSphereMetaData.getRuleMetaData()).thenReturn(mockShardingSphereRuleMetaData);
+        
contextManager.getMetaDataContexts().getMetaDataMap().put("test_schema", 
mockShardingSphereMetaData);
+        coordinator.renew(mockPrimaryStateChangedEvent);
+        verify(mockStatusContainedRule, times(1)).updateStatus(any());
+    }   
+    
+    @Test
+    public void assertRenewInstanceStatus() {
+        StateEvent mockStateEvent = mock(StateEvent.class);
+        
when(mockStateEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        Collection<String> testStates = new LinkedList<>();
+        testStates.add(StateType.OK.name());
+        testStates.add(StateType.LOCK.name());
+        when(mockStateEvent.getStatus()).thenReturn(testStates);
+        coordinator.renew(mockStateEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());
+        
assertThat(contextManager.getInstanceContext().getInstance().getStatus(), 
is(testStates));
+        testStates.add(StateType.CIRCUIT_BREAK.name());
+        coordinator.renew(mockStateEvent);
+        
assertThat(contextManager.getInstanceContext().getState().getCurrentState(), 
is(StateType.CIRCUIT_BREAK));
+    }
+    
+    @Test
+    public void assertRenewWorkerIdChange() {
+        WorkerIdEvent mockWorkerIdEvent = mock(WorkerIdEvent.class);
+        when(mockWorkerIdEvent.getWorkerId()).thenReturn(12223L);
+        
when(mockWorkerIdEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        coordinator.renew(mockWorkerIdEvent);
+        assertNotNull(contextManager.getInstanceContext());

Review comment:
       This assertNotNull maybe useless, the next assertion can include this 
assertNotNull.

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {

Review comment:
       1. `DS` is abbreviate, could you use `DataSource` instead of it?
   2. ShardingSphere only can support single primary data source, should the 
method name rename from `Names` to `Name`?

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);
+        QualifiedSchema qualifiedSchema = mock(QualifiedSchema.class);

Review comment:
       Is it necessary to mock `QualifiedSchema`? If the object is easy to 
create, please consider about using `new` at first priority. 

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);
+        QualifiedSchema qualifiedSchema = mock(QualifiedSchema.class);
+        when(qualifiedSchema.getSchemaName()).thenReturn("test_schema");
+        
when(mockPrimaryStateChangedEvent.getQualifiedSchema()).thenReturn(qualifiedSchema);
+        ShardingSphereRuleMetaData mockShardingSphereRuleMetaData = 
mock(ShardingSphereRuleMetaData.class);
+        Collection<ShardingSphereRule> rules = new LinkedList<>();
+        StatusContainedRule mockStatusContainedRule = 
mock(StatusContainedRule.class);
+        rules.add(mockStatusContainedRule);
+        when(mockShardingSphereRuleMetaData.getRules()).thenReturn(rules);
+        ShardingSphereMetaData mockShardingSphereMetaData = 
mock(ShardingSphereMetaData.class);
+        
when(mockShardingSphereMetaData.getRuleMetaData()).thenReturn(mockShardingSphereRuleMetaData);
+        
contextManager.getMetaDataContexts().getMetaDataMap().put("test_schema", 
mockShardingSphereMetaData);
+        coordinator.renew(mockPrimaryStateChangedEvent);
+        verify(mockStatusContainedRule, times(1)).updateStatus(any());
+    }   
+    
+    @Test
+    public void assertRenewInstanceStatus() {
+        StateEvent mockStateEvent = mock(StateEvent.class);

Review comment:
       Is it necessary to mock `StateEvent`? If the object is easy to create, 
please consider about using `new` at first priority. 

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);
+        QualifiedSchema qualifiedSchema = mock(QualifiedSchema.class);
+        when(qualifiedSchema.getSchemaName()).thenReturn("test_schema");
+        
when(mockPrimaryStateChangedEvent.getQualifiedSchema()).thenReturn(qualifiedSchema);
+        ShardingSphereRuleMetaData mockShardingSphereRuleMetaData = 
mock(ShardingSphereRuleMetaData.class);
+        Collection<ShardingSphereRule> rules = new LinkedList<>();
+        StatusContainedRule mockStatusContainedRule = 
mock(StatusContainedRule.class);
+        rules.add(mockStatusContainedRule);
+        when(mockShardingSphereRuleMetaData.getRules()).thenReturn(rules);
+        ShardingSphereMetaData mockShardingSphereMetaData = 
mock(ShardingSphereMetaData.class);
+        
when(mockShardingSphereMetaData.getRuleMetaData()).thenReturn(mockShardingSphereRuleMetaData);
+        
contextManager.getMetaDataContexts().getMetaDataMap().put("test_schema", 
mockShardingSphereMetaData);
+        coordinator.renew(mockPrimaryStateChangedEvent);
+        verify(mockStatusContainedRule, times(1)).updateStatus(any());
+    }   
+    
+    @Test
+    public void assertRenewInstanceStatus() {
+        StateEvent mockStateEvent = mock(StateEvent.class);
+        
when(mockStateEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        Collection<String> testStates = new LinkedList<>();
+        testStates.add(StateType.OK.name());
+        testStates.add(StateType.LOCK.name());
+        when(mockStateEvent.getStatus()).thenReturn(testStates);
+        coordinator.renew(mockStateEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());
+        
assertThat(contextManager.getInstanceContext().getInstance().getStatus(), 
is(testStates));
+        testStates.add(StateType.CIRCUIT_BREAK.name());
+        coordinator.renew(mockStateEvent);
+        
assertThat(contextManager.getInstanceContext().getState().getCurrentState(), 
is(StateType.CIRCUIT_BREAK));
+    }
+    
+    @Test
+    public void assertRenewWorkerIdChange() {
+        WorkerIdEvent mockWorkerIdEvent = mock(WorkerIdEvent.class);

Review comment:
       Is it necessary to mock `WorkerIdEvent`? If the object is easy to 
create, please consider about using `new` at first priority. 

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);
+        QualifiedSchema qualifiedSchema = mock(QualifiedSchema.class);
+        when(qualifiedSchema.getSchemaName()).thenReturn("test_schema");
+        
when(mockPrimaryStateChangedEvent.getQualifiedSchema()).thenReturn(qualifiedSchema);
+        ShardingSphereRuleMetaData mockShardingSphereRuleMetaData = 
mock(ShardingSphereRuleMetaData.class);
+        Collection<ShardingSphereRule> rules = new LinkedList<>();
+        StatusContainedRule mockStatusContainedRule = 
mock(StatusContainedRule.class);
+        rules.add(mockStatusContainedRule);
+        when(mockShardingSphereRuleMetaData.getRules()).thenReturn(rules);
+        ShardingSphereMetaData mockShardingSphereMetaData = 
mock(ShardingSphereMetaData.class);
+        
when(mockShardingSphereMetaData.getRuleMetaData()).thenReturn(mockShardingSphereRuleMetaData);
+        
contextManager.getMetaDataContexts().getMetaDataMap().put("test_schema", 
mockShardingSphereMetaData);
+        coordinator.renew(mockPrimaryStateChangedEvent);
+        verify(mockStatusContainedRule, times(1)).updateStatus(any());
+    }   
+    
+    @Test
+    public void assertRenewInstanceStatus() {
+        StateEvent mockStateEvent = mock(StateEvent.class);
+        
when(mockStateEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        Collection<String> testStates = new LinkedList<>();
+        testStates.add(StateType.OK.name());
+        testStates.add(StateType.LOCK.name());
+        when(mockStateEvent.getStatus()).thenReturn(testStates);
+        coordinator.renew(mockStateEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());
+        
assertThat(contextManager.getInstanceContext().getInstance().getStatus(), 
is(testStates));
+        testStates.add(StateType.CIRCUIT_BREAK.name());
+        coordinator.renew(mockStateEvent);
+        
assertThat(contextManager.getInstanceContext().getState().getCurrentState(), 
is(StateType.CIRCUIT_BREAK));
+    }
+    
+    @Test
+    public void assertRenewWorkerIdChange() {
+        WorkerIdEvent mockWorkerIdEvent = mock(WorkerIdEvent.class);
+        when(mockWorkerIdEvent.getWorkerId()).thenReturn(12223L);
+        
when(mockWorkerIdEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        coordinator.renew(mockWorkerIdEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());
+        assertThat(contextManager.getInstanceContext().getWorkerId(), 
is(12223L));
+    }
+    
+    @Test
+    public void assertRenewInstanceLabels() {
+        LabelsEvent mockLabelsEvent = mock(LabelsEvent.class);

Review comment:
       Is it necessary to mock `LabelsEvent`? If the object is easy to create, 
please consider about using `new` at first priority. 

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);
+        QualifiedSchema qualifiedSchema = mock(QualifiedSchema.class);
+        when(qualifiedSchema.getSchemaName()).thenReturn("test_schema");
+        
when(mockPrimaryStateChangedEvent.getQualifiedSchema()).thenReturn(qualifiedSchema);
+        ShardingSphereRuleMetaData mockShardingSphereRuleMetaData = 
mock(ShardingSphereRuleMetaData.class);
+        Collection<ShardingSphereRule> rules = new LinkedList<>();
+        StatusContainedRule mockStatusContainedRule = 
mock(StatusContainedRule.class);
+        rules.add(mockStatusContainedRule);
+        when(mockShardingSphereRuleMetaData.getRules()).thenReturn(rules);
+        ShardingSphereMetaData mockShardingSphereMetaData = 
mock(ShardingSphereMetaData.class);
+        
when(mockShardingSphereMetaData.getRuleMetaData()).thenReturn(mockShardingSphereRuleMetaData);
+        
contextManager.getMetaDataContexts().getMetaDataMap().put("test_schema", 
mockShardingSphereMetaData);
+        coordinator.renew(mockPrimaryStateChangedEvent);
+        verify(mockStatusContainedRule, times(1)).updateStatus(any());
+    }   
+    
+    @Test
+    public void assertRenewInstanceStatus() {
+        StateEvent mockStateEvent = mock(StateEvent.class);
+        
when(mockStateEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        Collection<String> testStates = new LinkedList<>();
+        testStates.add(StateType.OK.name());
+        testStates.add(StateType.LOCK.name());
+        when(mockStateEvent.getStatus()).thenReturn(testStates);
+        coordinator.renew(mockStateEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());
+        
assertThat(contextManager.getInstanceContext().getInstance().getStatus(), 
is(testStates));
+        testStates.add(StateType.CIRCUIT_BREAK.name());
+        coordinator.renew(mockStateEvent);
+        
assertThat(contextManager.getInstanceContext().getState().getCurrentState(), 
is(StateType.CIRCUIT_BREAK));
+    }
+    
+    @Test
+    public void assertRenewWorkerIdChange() {
+        WorkerIdEvent mockWorkerIdEvent = mock(WorkerIdEvent.class);
+        when(mockWorkerIdEvent.getWorkerId()).thenReturn(12223L);
+        
when(mockWorkerIdEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        coordinator.renew(mockWorkerIdEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());
+        assertThat(contextManager.getInstanceContext().getWorkerId(), 
is(12223L));
+    }
+    
+    @Test
+    public void assertRenewInstanceLabels() {
+        LabelsEvent mockLabelsEvent = mock(LabelsEvent.class);
+        Collection<String> labels = new LinkedList<String>();
+        labels.add("test");
+        when(mockLabelsEvent.getLabels()).thenReturn(labels);
+        
when(mockLabelsEvent.getInstanceId()).thenReturn(contextManager.getInstanceContext().getInstance().getInstanceDefinition().getInstanceId().getId());
+        coordinator.renew(mockLabelsEvent);
+        assertNotNull(contextManager.getInstanceContext());
+        assertNotNull(contextManager.getInstanceContext().getInstance());

Review comment:
       These 2 assertNotNull maybe useless, the next assertion can include 
these 2 assertNotNull.

##########
File path: 
shardingsphere-mode/shardingsphere-mode-type/shardingsphere-cluster-mode/shardingsphere-cluster-mode-core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/ClusterContextManagerCoordinatorTest.java
##########
@@ -250,4 +258,63 @@ private OptimizerContext createOptimizerContext() {
         when(result.getFederationMetaData().getSchemas()).thenReturn(schemas);
         return result;
     }
+    
+    @Test
+    public void assertRenewPrimaryDSNames() {
+        PrimaryStateChangedEvent mockPrimaryStateChangedEvent = 
mock(PrimaryStateChangedEvent.class);

Review comment:
       Is it necessary to mock `PrimaryStateChangedEvent`? If the object is 
easy to create, please consider about using `new` at first priority. 




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