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* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* 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.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.mockito.Mockito;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import org.teiid.core.util.UnitTestUtil;
import org.teiid.jdbc.FakeServer;
import org.teiid.metadata.MetadataRepository;
import org.teiid.metadata.Procedure;
import org.teiid.metadata.Table;
@SuppressWarnings("nls")
public class TestMetadataUpdates {
static Connection connection;
static final String VDB = "metadata";
@BeforeClass public static void setUp() throws Exception {
FakeServer server = new FakeServer();
MetadataRepository repo = Mockito.mock(MetadataRepository.class);
server.setMetadataRepository(repo);
Mockito.stub(repo.getViewDefinition(Mockito.anyString(), Mockito.anyInt(), (Table)Mockito.anyObject())).toAnswer(new Answer<String>() {
@Override
public String answer(InvocationOnMock invocation) throws Throwable {
Table t = (Table)invocation.getArguments()[2];
if (t.getName().equals("vw")) {
return "select '2011'";
}
return null;
}
});
Mockito.stub(repo.getProcedureDefinition(Mockito.anyString(), Mockito.anyInt(), (Procedure)Mockito.anyObject())).toAnswer(new Answer<String>() {
@Override
public String answer(InvocationOnMock invocation) throws Throwable {
Procedure t = (Procedure)invocation.getArguments()[2];
if (t.getName().equals("proc")) {
return "create virtual procedure begin select '2011'; end";
}
return null;
}
});
Mockito.stub(repo.getInsteadOfTriggerDefinition(Mockito.anyString(), Mockito.anyInt(), (Table)Mockito.anyObject(), (Table.TriggerEvent) Mockito.anyObject())).toAnswer(new Answer<String>() {
@Override
public String answer(InvocationOnMock invocation) throws Throwable {
return "for each row select 1/0;";
}
});
Mockito.stub(repo.isInsteadOfTriggerEnabled(Mockito.anyString(), Mockito.anyInt(), (Table)Mockito.anyObject(), (Table.TriggerEvent) Mockito.anyObject())).toAnswer(new Answer<Boolean>() {
@Override
public Boolean answer(InvocationOnMock invocation) throws Throwable {
return Boolean.TRUE;
}
});
server.deployVDB(VDB, UnitTestUtil.getTestDataPath() + "/metadata.vdb");
connection = server.createConnection("jdbc:teiid:" + VDB); //$NON-NLS-1$ //$NON-NLS-2$
}
@AfterClass public static void tearDown() throws SQLException {
connection.close();
}
@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')");
rs.next();
assertEquals("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;");
}
}