/*
* JBoss, Home of Professional Open Source.
* See the COPYRIGHT.txt file distributed with this work for information
* 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
* 02110-1301 USA.
*/
package org.teiid.translator.jdbc.derby;
import static org.junit.Assert.*;
import org.junit.BeforeClass;
import org.junit.Test;
import org.teiid.translator.TranslatorException;
import org.teiid.translator.jdbc.TranslationHelper;
import org.teiid.util.Version;
@SuppressWarnings("nls")
public class TestDerbySQLTranslator {
private static DerbyExecutionFactory TRANSLATOR;
@BeforeClass
public static void setUp() throws TranslatorException {
TRANSLATOR = new DerbyExecutionFactory();
TRANSLATOR.setDatabaseVersion(Version.DEFAULT_VERSION);
TRANSLATOR.start();
}
@Test
public void testConcat_useLiteral() throws Exception {
String input = "select concat(stringnum,'_xx') from BQT1.Smalla"; //$NON-NLS-1$
String output = "SELECT {fn concat(SmallA.StringNum, '_xx')} FROM SmallA"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor(TranslationHelper.BQT_VDB, input, output, TRANSLATOR);
}
@Test
public void testConcat() throws Exception {
String input = "select concat(stringnum, stringnum) from BQT1.Smalla"; //$NON-NLS-1$
String output = "SELECT {fn concat(SmallA.StringNum, SmallA.StringNum)} FROM SmallA"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor(TranslationHelper.BQT_VDB, input, output, TRANSLATOR);
}
@Test
public void testConcat2_useLiteral() throws Exception {
String input = "select concat2(stringnum,'_xx') from BQT1.Smalla"; //$NON-NLS-1$
String output = "SELECT {fn concat(coalesce(SmallA.StringNum, ''), '_xx')} FROM SmallA"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor(TranslationHelper.BQT_VDB, input, output, TRANSLATOR);
}
@Test
public void testConcat2() throws Exception {
String input = "select concat2(stringnum, stringnum) from BQT1.Smalla"; //$NON-NLS-1$
String output = "SELECT CASE WHEN SmallA.StringNum IS NULL AND SmallA.StringNum IS NULL THEN NULL ELSE {fn concat(coalesce(SmallA.StringNum, ''), coalesce(SmallA.StringNum, ''))} END FROM SmallA"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor(TranslationHelper.BQT_VDB, input, output, TRANSLATOR);
}
@Test
public void testSelectWithNoFrom() throws Exception {
String input = "select 1, 2"; //$NON-NLS-1$
String output = "VALUES(1, 2)"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor(TranslationHelper.BQT_VDB, input, output, TRANSLATOR);
}
@Test public void testTempTable() throws Exception {
assertEquals("declare global temporary table foo (COL1 integer, COL2 varchar(100)) not logged", TranslationHelper.helpTestTempTable(TRANSLATOR, true));
}
@Test public void testXmlSelect() throws Exception {
String input = "SELECT col as x, col1 as y from test"; //$NON-NLS-1$
String output = "SELECT XMLSERIALIZE(test.col AS CLOB) AS x, test.col1 AS y FROM test"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor("create foreign table test (col xml, col1 integer);",
input, output,
TRANSLATOR);
input = "SELECT * from test"; //$NON-NLS-1$
output = "SELECT XMLSERIALIZE(test.col AS CLOB), test.col1 FROM test"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor("create foreign table test (col xml, col1 integer);",
input, output,
TRANSLATOR);
}
@Test
public void testOffset() throws Exception {
String input = "select intkey from bqt1.smalla limit 50, 100"; //$NON-NLS-1$
String output = "SELECT SmallA.IntKey FROM SmallA OFFSET 50 ROWS FETCH FIRST 100 ROWS ONLY"; //$NON-NLS-1$
TranslationHelper.helpTestVisitor(TranslationHelper.BQT_VDB, input, output, TRANSLATOR);
}
}