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*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
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* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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*/
package org.teiid.systemmodel;
import static org.junit.Assert.*;
import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.teiid.core.util.UnitTestUtil;
import org.teiid.jdbc.FakeServer;
import org.teiid.jdbc.FakeServer.DeployVDBParameter;
import org.teiid.metadata.AbstractMetadataRecord;
import org.teiid.metadata.Column;
import org.teiid.metadata.ColumnStats;
import org.teiid.metadata.DefaultMetadataRepository;
import org.teiid.metadata.Procedure;
import org.teiid.metadata.Table;
import org.teiid.metadata.Table.TriggerEvent;
import org.teiid.metadata.TableStats;
@SuppressWarnings("nls")
public class TestMetadataUpdates {
Connection connection;
static final String VDB = "metadata";
private static FakeServer server;
@BeforeClass public static void oneTimeSetUp() throws Exception {
server = new FakeServer(true);
}
@AfterClass public static void oneTimeTearDown() throws Exception {
server.stop();
}
@Before public void setup() throws Exception {
server.undeployVDB(VDB);
server.deployVDB(VDB, UnitTestUtil.getTestDataPath() + "/metadata.vdb", new DeployVDBParameter(null, getMetadataRepo()));
connection = server.createConnection("jdbc:teiid:" + VDB); //$NON-NLS-1$ //$NON-NLS-2$
}
@After public void tearDown() throws SQLException {
if (connection != null) {
connection.close();
connection = null;
}
}
private static DefaultMetadataRepository getMetadataRepo() {
DefaultMetadataRepository repo = new DefaultMetadataRepository() {
@Override
public void setColumnStats(String vdbName, String vdbVersion,
Column column, ColumnStats columnStats) {
}
@Override
public void setInsteadOfTriggerDefinition(String vdbName,
String vdbVersion, Table table, TriggerEvent triggerOperation,
String triggerDefinition) {
}
@Override
public void setInsteadOfTriggerEnabled(String vdbName,
String vdbVersion, Table table, TriggerEvent triggerOperation,
boolean enabled) {
}
@Override
public void setProcedureDefinition(String vdbName, String vdbVersion,
Procedure procedure, String procedureDefinition) {
}
@Override
public void setProperty(String vdbName, String vdbVersion,
AbstractMetadataRecord record, String name, String value) {
}
@Override
public void setTableStats(String vdbName, String vdbVersion,
Table table, TableStats tableStats) {
}
@Override
public void setViewDefinition(String vdbName, String vdbVersion,
Table table, String viewDefinition) {
}
@Override
public String getViewDefinition(String vdbName, String vdbVersion,
Table table) {
if (table.getName().equals("vw")) {
return "select '2011'";
}
return null;
}
@Override
public String getProcedureDefinition(String vdbName,
String vdbVersion, Procedure procedure) {
if (procedure.getName().equals("proc")) {
return "create virtual procedure begin select '2011'; if ((call isLoggable())) call logMsg(msg=>'hello'); end";
}
return null;
}
@Override
public String getInsteadOfTriggerDefinition(String vdbName,
String vdbVersion, Table table, TriggerEvent triggerOperation) {
return "for each row select 1/0;";
}
@Override
public Boolean isInsteadOfTriggerEnabled(String vdbName,
String vdbVersion, Table table, TriggerEvent triggerOperation) {
return Boolean.TRUE;
}
};
return repo;
}
@Test public void testViewMetadataRepositoryMerge() throws Exception {
Statement s = connection.createStatement();
ResultSet rs = s.executeQuery("select * from vw");
rs.next();
assertEquals(2011, rs.getInt(1));
}
@Test(expected=SQLException.class) public void testViewUpdateMetadataRepositoryMerge() throws Exception {
Statement s = connection.createStatement();
s.execute("delete from vw");
}
@Test public void testProcMetadataRepositoryMerge() throws Exception {
Statement s = connection.createStatement();
ResultSet rs = s.executeQuery("call proc(1)");
rs.next();
assertEquals(2011, rs.getInt(1));
}
@Test public void testSetProperty() throws Exception {
CallableStatement s = connection.prepareCall("{? = call sysadmin.setProperty((select uid from tables where name='vw'), 'foo', 'bar')}");
assertFalse(s.execute());
assertNull(s.getClob(1));
Statement stmt = connection.createStatement();
ResultSet rs = stmt.executeQuery("select name, \"value\" from properties where uid = (select uid from tables where name='vw') and name = 'foo'");
rs.next();
assertEquals("foo", rs.getString(1));
assertEquals("bar", rs.getString(2));
}
@Test public void testSetPropertyNamespace() throws Exception {
CallableStatement s = connection.prepareCall("{? = call sysadmin.setProperty((select uid from tables where name='vw'), 'teiid_rel:foo', 'bar')}");
assertFalse(s.execute());
assertNull(s.getClob(1));
Statement stmt = connection.createStatement();
ResultSet rs = stmt.executeQuery("select name, \"value\" from properties where uid = (select uid from tables where name='vw') and name = '{http://www.teiid.org/ext/relational/2012}foo'");
rs.next();
assertEquals("{http://www.teiid.org/ext/relational/2012}foo", rs.getString(1));
assertEquals("bar", rs.getString(2));
}
@Test(expected=SQLException.class) public void testSetProperty_Invalid() throws Exception {
CallableStatement s = connection.prepareCall("{? = call sysadmin.setProperty('ah', 'foo', 'bar')}");
s.execute();
}
@Test public void testAlterView() throws Exception {
Statement s = connection.createStatement();
ResultSet rs = s.executeQuery("select * from vw");
rs.next();
assertEquals(2011, rs.getInt(1));
assertFalse(s.execute("alter view vw as select '2012'"));
rs = s.executeQuery("select * from vw");
rs.next();
assertEquals(2012, rs.getInt(1));
}
@Test public void testAlterProcedure() throws Exception {
Statement s = connection.createStatement();
ResultSet rs = s.executeQuery("call proc(1)");
rs.next();
assertEquals(2011, rs.getInt(1));
assertFalse(s.execute("alter procedure proc as begin select '2012'; end"));
//the sleep is needed to ensure that the plan is invalidated
Thread.sleep(100);
rs = s.executeQuery("call proc(1)");
rs.next();
assertEquals(2012, rs.getInt(1));
}
@Test public void testAlterTriggerActionUpdate() throws Exception {
Statement s = connection.createStatement();
try {
s.execute("update vw set x = 1");
fail();
} catch (SQLException e) {
}
assertFalse(s.execute("alter trigger on vw instead of update as for each row select 1;"));
s.execute("update vw set x = 1");
assertEquals(1, s.getUpdateCount());
}
@Test public void testAlterTriggerActionInsert() throws Exception {
Statement s = connection.createStatement();
try {
s.execute("insert into vw (x) values ('a')");
fail();
} catch (SQLException e) {
}
assertFalse(s.execute("alter trigger on vw instead of insert as for each row select 1;"));
s.execute("insert into vw (x) values ('a')");
assertEquals(1, s.getUpdateCount());
}
@Test public void testAlterTriggerActionDelete() throws Exception {
Statement s = connection.createStatement();
try {
s.execute("delete from vw");
fail();
} catch (SQLException e) {
}
assertFalse(s.execute("alter trigger on vw instead of delete as for each row select 1;"));
s.execute("delete from vw");
assertEquals(1, s.getUpdateCount());
assertFalse(s.execute("alter trigger on vw instead of delete disabled"));
try {
s.execute("delete from vw");
fail();
} catch (SQLException e) {
}
assertFalse(s.execute("alter trigger on vw instead of delete enabled"));
s.execute("delete from vw");
assertEquals(1, s.getUpdateCount());
}
@Test(expected=SQLException.class) public void testCreateTriggerActionUpdate() throws Exception {
Statement s = connection.createStatement();
s.execute("create trigger on vw instead of update as for each row select 1;");
}
}