[GitHub] [shardingsphere] tianhao960 commented on a diff in pull request #16832: for issue 14083, add test for RenameTableStatementSchemaRefresher

[GitBox <gi...@apache.org>]

tianhao960 commented on code in PR #16832:
URL: https://github.com/apache/shardingsphere/pull/16832#discussion_r851205290


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shardingsphere-infra/shardingsphere-infra-context/src/test/java/org/apache/shardingsphere/infra/context/refresher/type/RenameTableStatementSchemaRefresherTest.java:
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@@ -0,0 +1,169 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.shardingsphere.infra.context.refresher.type;
+
+import com.google.common.eventbus.Subscribe;
+import lombok.RequiredArgsConstructor;
+import lombok.SneakyThrows;
+import org.apache.shardingsphere.infra.config.props.ConfigurationProperties;
+import org.apache.shardingsphere.infra.database.type.dialect.SQL92DatabaseType;
+import org.apache.shardingsphere.infra.eventbus.ShardingSphereEventBus;
+import org.apache.shardingsphere.infra.federation.optimizer.context.planner.OptimizerPlannerContext;
+import org.apache.shardingsphere.infra.federation.optimizer.metadata.FederationDatabaseMetaData;
+import org.apache.shardingsphere.infra.metadata.ShardingSphereMetaData;
+import org.apache.shardingsphere.infra.metadata.resource.ShardingSphereResource;
+import org.apache.shardingsphere.infra.metadata.rule.ShardingSphereRuleMetaData;
+import org.apache.shardingsphere.infra.metadata.schema.ShardingSphereSchema;
+import org.apache.shardingsphere.infra.metadata.schema.event.SchemaAlteredEvent;
+import org.apache.shardingsphere.sql.parser.sql.common.segment.ddl.table.RenameTableDefinitionSegment;
+import org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.SimpleTableSegment;
+import org.apache.shardingsphere.sql.parser.sql.common.segment.generic.table.TableNameSegment;
+import org.apache.shardingsphere.sql.parser.sql.common.statement.ddl.RenameTableStatement;
+import org.apache.shardingsphere.sql.parser.sql.common.value.identifier.IdentifierValue;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.mockito.junit.MockitoJUnitRunner;
+import javax.sql.DataSource;
+import java.util.Collection;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.HashMap;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.when;
+
+@RunWith(MockitoJUnitRunner.class)
+public final class RenameTableStatementSchemaRefresherTest {
+
+    private final String oriTableNamePrefix = "TABLE";
+
+    private final String newTableNamePrefix = "NEW_TABLE";
+
+    private final String schemaMetaDataName = "SCHEMA_META_DATA_NAME";
+
+    private final String databaseName = "DATABASE_NAME";
+
+    private final String logicDataSourceName = "LOGIC_DATA_SOURCE_NAME";
+
+    @Mock
+    private ShardingSphereMetaData schemaMetaData;
+
+    @Mock
+    private FederationDatabaseMetaData database;
+
+    @Mock
+    private Map<String, OptimizerPlannerContext> optimizerPlanners;
+
+    private List<String> logicDataSourceNames;
+
+    @Mock
+    private RenameTableStatement sqlStatement;
+
+    @InjectMocks
+    private ConfigurationProperties props;
+
+    @Mock
+    private ShardingSphereResource shardingSphereResource;
+
+    @Mock
+    private ShardingSphereSchema shardingSphereSchema;
+
+    private RenameTableStatementSchemaRefresher renameTableStatementSchemaRefresher;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        renameTableStatementSchemaRefresher = new RenameTableStatementSchemaRefresher();
+    }
+
+    @Test
+    public void assertRefreshNonRenameTableStatement() {
+        refreshRenameTableStatement(0);
+    }
+
+    @Test
+    public void assertRefreshOneRenameTableStatement() {
+        refreshRenameTableStatement(1);
+    }
+
+    @Test
+    public void assertRefreshMultipleRenameTableStatement() {
+        refreshRenameTableStatement(2);
+    }
+
+    @SneakyThrows
+    private void refreshRenameTableStatement(final int renameStatementCount) {
+        Collection<RenameTableDefinitionSegment> renameTables = new LinkedList<>();
+        for (Integer i = 0; i < renameStatementCount; i++) {

Review Comment:
   the following code uses the Integer.toString() method, so using the Integer, not int.  Thanks.



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