Finish add test cases for RuleSchemaMetaDataLoader (apache#6765)

* Add RuleSchemaMetaDataLoaderTest.assertAsyncLoadFullDatabase

* Add RuleSchemaMetaDataLoaderTest.load by table name

shardingsphere-infra/shardingsphere-infra-common/src/test/java/org/apache/shardingsphere/infra/metadata/fixture/decorator/DataNodeRoutedFixtureRuleMetaDataDecorator.java

@@ -0,0 +1,44 @@
+/*
+ * 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.metadata.fixture.decorator;
+
+import org.apache.shardingsphere.infra.metadata.fixture.rule.DataNodeRoutedFixtureRule;
+import org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataDecorator;
+import org.apache.shardingsphere.sql.parser.binder.metadata.column.ColumnMetaData;
+import org.apache.shardingsphere.sql.parser.binder.metadata.table.TableMetaData;
+
+import java.util.Collections;
+
+public final class DataNodeRoutedFixtureRuleMetaDataDecorator implements RuleMetaDataDecorator<DataNodeRoutedFixtureRule> {
+
+    @Override
+    public TableMetaData decorate(final String tableName, final TableMetaData tableMetaData, final DataNodeRoutedFixtureRule rule) {
+        ColumnMetaData columnMetaData = new ColumnMetaData("id", 1, "INT", true, true, false);
+        return new TableMetaData(Collections.singletonList(columnMetaData), Collections.emptyList());
+    }
+
+    @Override
+    public int getOrder() {
+        return 1;
+    }
+
+    @Override
+    public Class<DataNodeRoutedFixtureRule> getTypeClass() {
+        return DataNodeRoutedFixtureRule.class;
+    }
+}

shardingsphere-infra/shardingsphere-infra-common/src/test/java/org/apache/shardingsphere/infra/metadata/fixture/loader/DataNodeRoutedFixtureRuleMetaDataLoader.java

@@ -46,7 +46,8 @@ public SchemaMetaData load(final DatabaseType databaseType, final Map<String, Da
     @Override
     public Optional<TableMetaData> load(final DatabaseType databaseType, final Map<String, DataSource> dataSourceMap, 
                                         final DataNodes dataNodes, final String tableName, final DataNodeRoutedFixtureRule rule, final ConfigurationProperties props) {
-        return Optional.empty();
+        return ("data_node_routed_table_0".equals(tableName) || "data_node_routed_table_1".equals(tableName))
+                ? Optional.of(new TableMetaData(Collections.emptyList(), Collections.emptyList())) : Optional.empty();
     }
 
     @Override

shardingsphere-infra/shardingsphere-infra-common/src/test/java/org/apache/shardingsphere/infra/metadata/schema/RuleSchemaMetaDataLoaderTest.java

@@ -17,6 +17,7 @@
 
 package org.apache.shardingsphere.infra.metadata.schema;
 
+import com.google.common.util.concurrent.MoreExecutors;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationProperties;
 import org.apache.shardingsphere.infra.config.properties.ConfigurationPropertyKey;
 import org.apache.shardingsphere.infra.database.type.DatabaseType;
@@ -33,8 +34,10 @@
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.Arrays;
+import java.util.concurrent.Executors;
 
 import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertThat;
 import static org.junit.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
@@ -53,6 +56,8 @@ public final class RuleSchemaMetaDataLoaderTest {
     @Mock
     private ConfigurationProperties props;
 
+    private final RuleSchemaMetaDataLoader loader = new RuleSchemaMetaDataLoader(Arrays.asList(new CommonFixtureRule(), new DataNodeRoutedFixtureRule()));
+
     @Before
     public void setUp() throws SQLException {
         ResultSet resultSet = mockResultSet();
@@ -69,22 +74,35 @@ private ResultSet mockResultSet() throws SQLException {
 
     @Test
     public void assertSyncLoadFullDatabase() throws SQLException {
-        RuleSchemaMetaDataLoader loader = new RuleSchemaMetaDataLoader(Arrays.asList(new CommonFixtureRule(), new DataNodeRoutedFixtureRule()));
-        RuleSchemaMetaData actual = loader.load(databaseType, dataSource, props, null);
+        assertRuleSchemaMetaData(loader.load(databaseType, dataSource, props, null));
+    }
+
+    @Test
+    public void assertAsyncLoadFullDatabase() throws SQLException {
+        assertRuleSchemaMetaData(loader.load(databaseType, dataSource, props, MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(1))));
+    }
+
+    private void assertRuleSchemaMetaData(final RuleSchemaMetaData actual) {
         assertThat(actual.getConfiguredSchemaMetaData().getAllTableNames().size(), is(4));
         assertTrue(actual.getConfiguredSchemaMetaData().containsTable("common_table_0"));
         assertTrue(actual.getConfiguredSchemaMetaData().containsTable("common_table_1"));
         assertTrue(actual.getConfiguredSchemaMetaData().containsTable("data_node_routed_table_0"));
+        assertTrue(actual.getConfiguredSchemaMetaData().get("data_node_routed_table_0").getColumns().containsKey("id"));
         assertTrue(actual.getConfiguredSchemaMetaData().containsTable("data_node_routed_table_1"));
+        assertTrue(actual.getConfiguredSchemaMetaData().get("data_node_routed_table_1").getColumns().containsKey("id"));
         assertThat(actual.getUnconfiguredSchemaMetaDataMap().size(), is(1));
         assertTrue(actual.getUnconfiguredSchemaMetaDataMap().containsKey("logic_db"));
         assertTrue(actual.getUnconfiguredSchemaMetaDataMap().get("logic_db").containsTable("unconfigured_table_0"));
         assertTrue(actual.getUnconfiguredSchemaMetaDataMap().get("logic_db").containsTable("unconfigured_table_1"));
     }
 
-//    @Test
-//    @Ignore
-//    public void assertLoadWithTableName() {
-//        
-//    }
+    @Test
+    public void assertLoadWithExistedTableName() throws SQLException {
+        assertTrue(loader.load(databaseType, dataSource, "data_node_routed_table_0", props).isPresent());
+    }
+
+    @Test
+    public void assertLoadWithNotExistedTableName() throws SQLException {
+        assertFalse(loader.load(databaseType, dataSource, "invalid_table", props).isPresent());
+    }
 }

shardingsphere-infra/shardingsphere-infra-common/src/test/resources/META-INF/services/org.apache.shardingsphere.infra.metadata.schema.spi.RuleMetaDataDecorator

@@ -0,0 +1,18 @@
+#
+# 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.
+#
+
+org.apache.shardingsphere.infra.metadata.fixture.decorator.DataNodeRoutedFixtureRuleMetaDataDecorator