(shardingsphere) branch master updated: Add unit tests for ShardingIndexReviser (#31724)

[zh...@apache.org]

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The following commit(s) were added to refs/heads/master by this push:
     new 999567a3406 Add unit tests for ShardingIndexReviser (#31724)
999567a3406 is described below

commit 999567a3406108b94b3d2396d8752468fc12f8fc
Author: Archit Shinde <ar...@gmail.com>
AuthorDate: Mon Jun 17 12:41:31 2024 +0530

    Add unit tests for ShardingIndexReviser (#31724)
---
 .../reviser/index/ShardingIndexReviserTest.java    | 79 ++++++++++++++++++++++
 1 file changed, 79 insertions(+)

diff --git a/features/sharding/core/src/test/java/org/apache/shardingsphere/sharding/metadata/reviser/index/ShardingIndexReviserTest.java b/features/sharding/core/src/test/java/org/apache/shardingsphere/sharding/metadata/reviser/index/ShardingIndexReviserTest.java
new file mode 100644
index 00000000000..303898e61e9
--- /dev/null
+++ b/features/sharding/core/src/test/java/org/apache/shardingsphere/sharding/metadata/reviser/index/ShardingIndexReviserTest.java
@@ -0,0 +1,79 @@
+/*
+ * 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.sharding.metadata.reviser.index;
+
+import org.apache.shardingsphere.infra.database.core.metadata.data.model.IndexMetaData;
+import org.apache.shardingsphere.infra.datanode.DataNode;
+import org.apache.shardingsphere.infra.instance.ComputeNodeInstanceContext;
+import org.apache.shardingsphere.sharding.api.config.ShardingRuleConfiguration;
+import org.apache.shardingsphere.sharding.api.config.rule.ShardingTableRuleConfiguration;
+import org.apache.shardingsphere.sharding.rule.ShardingRule;
+import org.apache.shardingsphere.sharding.rule.ShardingTable;
+import org.apache.shardingsphere.test.fixture.jdbc.MockedDataSource;
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Optional;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+public class ShardingIndexReviserTest {
+    
+    private ShardingRule shardingRule;
+    
+    private ShardingIndexReviser shardingIndexReviser;
+    
+    @Test
+    void assertRevise() {
+        shardingRule = createShardingRule();
+        ShardingTable shardingTable = mock(ShardingTable.class);
+        when(shardingTable.getActualDataNodes()).thenReturn(Arrays.asList(new DataNode("SCHEMA_NAME", "TABLE_NAME_0"), new DataNode("SCHEMA_NAME", "TABLE_NAME_1")));
+        shardingIndexReviser = new ShardingIndexReviser(shardingTable);
+        IndexMetaData originalMetaData = new IndexMetaData("TEST_INDEX");
+        originalMetaData.getColumns().add("TEST_COLUMN");
+        originalMetaData.setUnique(false);
+        Optional<IndexMetaData> revisedMetaData = shardingIndexReviser.revise("TABLE_NAME_0", originalMetaData, shardingRule);
+        assertTrue(revisedMetaData.isPresent());
+        assertThat(revisedMetaData.get().getName(), is("TEST_INDEX"));
+        assertThat(revisedMetaData.get().getColumns().size(), is(1));
+        assertFalse(revisedMetaData.get().isUnique());
+    }
+    
+    @Test
+    void assertReviseWhenActualDataNodeIsEmpty() {
+        shardingRule = createShardingRule();
+        ShardingTable shardingTable = mock(ShardingTable.class);
+        when(shardingTable.getActualDataNodes()).thenReturn(Collections.emptyList());
+        shardingIndexReviser = new ShardingIndexReviser(shardingTable);
+        IndexMetaData originalMetaData = new IndexMetaData("TEST_INDEX");
+        Optional<IndexMetaData> revisedMetaData = shardingIndexReviser.revise("TABLE_NAME_1", originalMetaData, shardingRule);
+        assertThat(revisedMetaData, is(Optional.empty()));
+    }
+    
+    private ShardingRule createShardingRule() {
+        ShardingRuleConfiguration ruleConfig = new ShardingRuleConfiguration();
+        ruleConfig.setTables(Collections.singleton(new ShardingTableRuleConfiguration("TABLE_NAME", "DS.TABLE_NAME")));
+        return new ShardingRule(ruleConfig, Collections.singletonMap("DS", new MockedDataSource()), mock(ComputeNodeInstanceContext.class));
+    }
+}