/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate 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.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.integrationtests;
import io.crate.action.sql.SQLActionException;
import io.crate.analyze.UpdateAnalyzer;
import io.crate.testing.UseJdbc;
import org.junit.Test;
import java.io.IOException;
import static org.hamcrest.Matchers.arrayContainingInAnyOrder;
import static org.hamcrest.core.Is.is;
@UseJdbc
public class VersionHandlingIntegrationTest extends SQLTransportIntegrationTest {
private Setup setup = new Setup(sqlExecutor);
@Test
public void selectMultiGetRequestWithColumnAlias() throws IOException {
this.setup.createTestTableWithPrimaryKey();
execute("insert into test (pk_col, message) values ('1', 'foo')");
execute("insert into test (pk_col, message) values ('2', 'bar')");
execute("insert into test (pk_col, message) values ('3', 'baz')");
refresh();
execute("SELECT pk_col as id, message from test where pk_col IN (?,?)", new Object[]{"1", "2"});
assertThat(response.rowCount(), is(2L));
assertThat(response.cols(), arrayContainingInAnyOrder("id", "message"));
assertThat(new String[]{(String) response.rows()[0][0], (String) response.rows()[1][0]}, arrayContainingInAnyOrder("1", "2"));
}
@Test
public void testDeleteWhereVersion() throws Exception {
execute("create table test (col1 integer primary key, col2 string) with (number_of_replicas=0)");
ensureYellow();
execute("insert into test (col1, col2) values (?, ?)", new Object[]{1, "don't panic"});
refresh();
execute("select \"_version\" from test where col1 = 1");
assertEquals(1L, response.rowCount());
assertEquals(1L, response.rows()[0][0]);
Long version = (Long) response.rows()[0][0];
execute("delete from test where col1 = 1 and \"_version\" = ?",
new Object[]{version});
assertEquals(1L, response.rowCount());
// Validate that the row is really deleted
refresh();
execute("select * from test where col1 = 1");
assertEquals(0, response.rowCount());
}
@Test
public void testDeleteWhereVersionWithConflict() throws Exception {
execute("create table test (col1 integer primary key, col2 string)");
ensureYellow();
execute("insert into test (col1, col2) values (?, ?)", new Object[]{1, "don't panic"});
refresh();
execute("select \"_version\" from test where col1 = 1");
assertEquals(1L, response.rowCount());
assertEquals(1L, response.rows()[0][0]);
execute("update test set col2 = ? where col1 = ?", new Object[]{"ok now panic", 1});
assertEquals(1L, response.rowCount());
refresh();
execute("delete from test where col1 = 1 and \"_version\" = 1");
assertEquals(0, response.rowCount());
}
@Test
public void testUpdateWhereVersionWithPrimaryKey() throws Exception {
execute("create table test (col1 integer primary key, col2 string)");
ensureYellow();
execute("insert into test (col1, col2) values (?, ?)", new Object[]{1, "don't panic"});
refresh();
execute("select \"_version\" from test where col1 = 1");
assertEquals(1L, response.rowCount());
assertEquals(1L, response.rows()[0][0]);
execute("update test set col2 = ? where col1 = ? and \"_version\" = ?",
new Object[]{"ok now panic", 1, 1});
assertEquals(1L, response.rowCount());
// Validate that the row is really updated
refresh();
execute("select col2 from test where col1 = 1");
assertEquals(1L, response.rowCount());
assertEquals("ok now panic", response.rows()[0][0]);
}
@Test
public void testUpdateWhereVersionWithoutPrimaryKey() throws Exception {
expectedException.expect(SQLActionException.class);
expectedException.expectMessage(UpdateAnalyzer.VERSION_SEARCH_EX_MSG);
execute("create table test (col1 integer primary key, col2 string)");
ensureYellow();
execute("update test set col2 = ? where \"_version\" = ?",
new Object[]{"ok now panic", 1});
}
@Test
public void testUpdateWhereVersionWithConflict() throws Exception {
execute("create table test (col1 integer primary key, col2 string)");
ensureYellow();
execute("insert into test (col1, col2) values (?, ?)", new Object[]{1, "don't panic"});
refresh();
execute("select \"_version\" from test where col1 = 1");
assertEquals(1L, response.rowCount());
assertEquals(1L, response.rows()[0][0]);
execute("update test set col2 = ? where col1 = ? and \"_version\" = ?",
new Object[]{"ok now panic", 1, 1});
assertEquals(1L, response.rowCount());
refresh();
execute("update test set col2 = ? where col1 = ? and \"_version\" = ?",
new Object[]{"hopefully not updated", 1, 1});
assertEquals(0L, response.rowCount());
refresh();
// Validate that the row is really NOT updated
refresh();
execute("select col2 from test where col1 = 1");
assertEquals(1L, response.rowCount());
assertEquals("ok now panic", response.rows()[0][0]);
}
@Test
public void testSelectWhereVersionWithoutPrimaryKey() throws Exception {
execute("create table test (col1 integer primary key, col2 string)");
ensureYellow();
expectedException.expect(SQLActionException.class);
expectedException.expectMessage("\"_version\" column is not valid in the WHERE clause");
execute("select _version from test where col2 = 'hello' and _version = 1");
}
@Test
public void testSelectWhereVersionWithPrimaryKey() throws Exception {
execute("create table test (col1 integer primary key, col2 string)");
ensureYellow();
expectedException.expect(SQLActionException.class);
expectedException.expectMessage("\"_version\" column is not valid in the WHERE clause of a SELECT statement");
execute("select _version from test where col1 = 1 and _version = 50");
}
@Test
public void testSelectGroupByVersion() throws Exception {
execute("create table test (col1 integer primary key, col2 string)");
ensureYellow();
expectedException.expect(SQLActionException.class);
expectedException.expectMessage("\"_version\" column is not valid in the WHERE clause of a SELECT statement");
execute("select col2 from test where col1 = 1 and _version = 50 group by col2");
}
}