/*
* 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.sharding.jdbc.adapter;
import com.dangdang.ddframe.rdb.integrate.AbstractDBUnitTest;
import com.dangdang.ddframe.rdb.integrate.db.AbstractShardingDataBasesOnlyDBUnitTest;
import com.dangdang.ddframe.rdb.sharding.constants.DatabaseType;
import com.dangdang.ddframe.rdb.sharding.jdbc.ShardingConnection;
import com.dangdang.ddframe.rdb.sharding.jdbc.ShardingDataSource;
import org.junit.Before;
import org.junit.Test;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
public final class ConnectionAdapterTest extends AbstractShardingDataBasesOnlyDBUnitTest {
private ShardingDataSource shardingDataSource;
@Before
public void init() throws SQLException {
shardingDataSource = getShardingDataSource();
}
@Test
public void assertSetAutoCommit() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
assertTrue(actual.getAutoCommit());
actual.setAutoCommit(false);
actual.createStatement().executeQuery("SELECT `user_id` FROM `t_order` WHERE `status` = 'init'");
assertAutoCommit(actual, false);
actual.setAutoCommit(true);
assertAutoCommit(actual, true);
}
}
private void assertAutoCommit(final ShardingConnection actual, final boolean autoCommit) throws SQLException {
assertThat(actual.getAutoCommit(), is(autoCommit));
assertThat(actual.getConnections().size(), is(10));
for (Connection each : actual.getConnections()) {
assertThat(each.getAutoCommit(), is(autoCommit));
}
}
@Test
// TODO 缺少断言,做柔性事务时补充
public void assertCommit() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
actual.setAutoCommit(false);
actual.createStatement().executeQuery("SELECT `user_id` FROM `t_order` WHERE `status` = 'init'");
actual.commit();
}
}
@Test
// TODO 缺少断言,做柔性事务时补充
public void assertRollback() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
actual.setAutoCommit(false);
actual.createStatement().executeQuery("SELECT `user_id` FROM `t_order` WHERE `status` = 'init'");
actual.rollback();
}
}
@Test
public void assertClose() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
actual.createStatement().executeQuery("SELECT `user_id` FROM `t_order` WHERE `status` = 'init'");
assertClose(actual, false);
actual.close();
assertClose(actual, true);
}
}
private void assertClose(final ShardingConnection actual, final boolean closed) throws SQLException {
assertThat(actual.isClosed(), is(closed));
assertThat(actual.getConnections().size(), is(10));
for (Connection each : actual.getConnections()) {
assertThat(each.isClosed(), is(closed));
}
}
@Test
public void assertSetReadOnly() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
assertTrue(actual.isReadOnly());
actual.setReadOnly(false);
actual.createStatement().executeQuery("SELECT `user_id` FROM `t_order` WHERE `status` = 'init'");
assertReadOnly(actual, false);
actual.setReadOnly(true);
assertReadOnly(actual, true);
}
}
private void assertReadOnly(final ShardingConnection actual, final boolean readOnly) throws SQLException {
assertThat(actual.isReadOnly(), is(readOnly));
assertThat(actual.getConnections().size(), is(10));
for (Connection each : actual.getConnections()) {
// H2数据库未实现setReadOnly方法
if (DatabaseType.H2 == AbstractDBUnitTest.CURRENT_DB_TYPE) {
assertFalse(each.isReadOnly());
} else {
assertThat(each.isReadOnly(), is(readOnly));
}
}
}
@Test
public void assertSetTransactionIsolation() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
assertThat(actual.getTransactionIsolation(), is(Connection.TRANSACTION_READ_UNCOMMITTED));
actual.setTransactionIsolation(Connection.TRANSACTION_SERIALIZABLE);
actual.createStatement().executeQuery("SELECT `user_id` FROM `t_order` WHERE `status` = 'init'");
assertTransactionIsolation(actual, Connection.TRANSACTION_SERIALIZABLE);
actual.setTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED);
assertTransactionIsolation(actual, Connection.TRANSACTION_READ_COMMITTED);
}
}
private void assertTransactionIsolation(final ShardingConnection actual, final int transactionIsolation) throws SQLException {
assertThat(actual.getTransactionIsolation(), is(transactionIsolation));
assertThat(actual.getConnections().size(), is(10));
for (Connection each : actual.getConnections()) {
assertThat(each.getTransactionIsolation(), is(transactionIsolation));
}
}
@Test
public void assertGetWarnings() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
assertNull(actual.getWarnings());
}
}
@Test
public void assertClearWarnings() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
actual.clearWarnings();
}
}
@Test
public void assertGetHoldability() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
assertThat(actual.getHoldability(), is(ResultSet.CLOSE_CURSORS_AT_COMMIT));
}
}
@Test
public void assertSetHoldability() throws SQLException {
try (ShardingConnection actual = shardingDataSource.getConnection()) {
actual.setHoldability(ResultSet.CONCUR_READ_ONLY);
assertThat(actual.getHoldability(), is(ResultSet.CLOSE_CURSORS_AT_COMMIT));
}
}
}