/*
* Copyright 1999-2015 dangdang.com.
* <p>
* Licensed 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.
* </p>
*/
package com.dangdang.ddframe.rdb.integrate.hint;
import com.dangdang.ddframe.rdb.sharding.jdbc.ShardingDataSource;
import com.dangdang.ddframe.rdb.sharding.parser.result.router.SQLStatementType;
import org.dbunit.DatabaseUnitException;
import org.junit.Before;
import org.junit.Test;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
public class RoutingDatabaseOnlyWithHintForDMLTest extends AbstractRoutingDatabaseOnlyTest {
private ShardingDataSource shardingDataSource;
@Before
public void init() throws SQLException {
shardingDataSource = getShardingDataSource();
}
@Test
public void assertInsertWithAllPlaceholders() throws SQLException, DatabaseUnitException {
String sql = "INSERT INTO `t_order` VALUES (?, ?, ?)";
for (int i = 1; i <= 10; i++) {
try (DynamicShardingValueHelper helper = new DynamicDatabaseShardingValueHelper(i);
Connection connection = shardingDataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(sql)) {
preparedStatement.setInt(1, i);
preparedStatement.setInt(2, i);
preparedStatement.setString(3, "insert");
preparedStatement.executeUpdate();
}
}
assertDataSet("insert", "insert");
}
@Test
public void assertInsertWithoutPlaceholder() throws SQLException, DatabaseUnitException {
String sql = "INSERT INTO `t_order` VALUES (%s, %s, 'insert')";
for (int i = 1; i <= 10; i++) {
try (DynamicShardingValueHelper helper = new DynamicDatabaseShardingValueHelper(i);
Connection connection = shardingDataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(String.format(sql, i, i))) {
preparedStatement.executeUpdate();
}
}
assertDataSet("insert", "insert");
}
@Test
public void assertInsertWithPlaceholdersForShardingKeys() throws SQLException, DatabaseUnitException {
String sql = "INSERT INTO `t_order` VALUES (%s, %s, ?)";
for (int i = 1; i <= 10; i++) {
try (DynamicShardingValueHelper helper = new DynamicDatabaseShardingValueHelper(i);
Connection connection = shardingDataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(String.format(sql, i, i))) {
preparedStatement.setString(1, "insert");
preparedStatement.executeUpdate();
}
}
assertDataSet("insert", "insert");
}
@Test
public void assertInsertWithPlaceholdersForNotShardingKeys() throws SQLException, DatabaseUnitException {
String sql = "INSERT INTO `t_order` VALUES (%s, %s, ?)";
for (int i = 1; i <= 10; i++) {
try (DynamicShardingValueHelper helper = new DynamicDatabaseShardingValueHelper(i);
Connection connection = shardingDataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(String.format(sql, i, i))) {
preparedStatement.setString(1, "insert");
preparedStatement.executeUpdate();
}
}
assertDataSet("insert", "insert");
}
@Test
public void assertUpdateWithoutAlias() throws SQLException, DatabaseUnitException {
String sql = "UPDATE `t_order` SET `status` = ? WHERE `order_id` = ? AND `user_id` = ?";
for (int i = 10; i < 30; i++) {
for (int j = 0; j < 2; j++) {
try (DynamicShardingValueHelper helper = new DynamicDatabaseShardingValueHelper(i);
Connection connection = shardingDataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(sql)) {
preparedStatement.setString(1, "updated");
preparedStatement.setInt(2, i * 100 + j);
preparedStatement.setInt(3, i);
assertThat(preparedStatement.executeUpdate(), is(1));
}
}
}
assertDataSet("update", "updated");
}
@Test
public void assertUpdateWithAlias() throws SQLException, DatabaseUnitException {
String sql = "UPDATE `t_order` AS o SET o.`status` = ? WHERE o.`order_id` = ? AND o.`user_id` = ?";
for (int i = 10; i < 30; i++) {
for (int j = 0; j < 2; j++) {
try (DynamicShardingValueHelper helper = new DynamicDatabaseShardingValueHelper(i);
Connection connection = shardingDataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(sql)) {
preparedStatement.setString(1, "updated");
preparedStatement.setInt(2, i * 100 + j);
preparedStatement.setInt(3, i);
assertThat(preparedStatement.executeUpdate(), is(1));
}
}
}
assertDataSet("update", "updated");
}
@Test
public void assertDeleteWithoutAlias() throws SQLException, DatabaseUnitException {
String sql = "DELETE `t_order` WHERE `order_id` = ? AND `user_id` = ? AND `status` = ?";
for (int i = 10; i < 30; i++) {
for (int j = 0; j < 2; j++) {
try (DynamicShardingValueHelper helper = new DynamicDatabaseShardingValueHelper(i);
Connection connection = shardingDataSource.getConnection();
PreparedStatement preparedStatement = connection.prepareStatement(sql)) {
preparedStatement.setInt(1, i * 100 + j);
preparedStatement.setInt(2, i);
preparedStatement.setString(3, "init");
assertThat(preparedStatement.executeUpdate(), is(1));
}
}
}
assertDataSet("delete", "init");
}
private void assertDataSet(final String expectedDataSetPattern, final String status) throws SQLException, DatabaseUnitException {
for (int i = 0; i < 10; i++) {
assertDataSet(String.format("integrate/dataset/db/expect/%s/db_%s.xml", expectedDataSetPattern, i),
shardingDataSource.getConnection().getConnection(String.format("dataSource_db_%s", i), SQLStatementType.SELECT), "t_order", "SELECT * FROM `t_order` WHERE `status`=?", status);
}
}
}