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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
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*/
package org.teiid.dqp.internal.datamgr;
import java.util.ArrayList;
import java.util.Iterator;
import junit.framework.TestCase;
import org.teiid.language.ColumnReference;
import org.teiid.language.Expression;
import org.teiid.language.ExpressionValueSource;
import org.teiid.language.Insert;
import org.teiid.query.sql.symbol.Constant;
import org.teiid.query.sql.symbol.ElementSymbol;
import org.teiid.query.sql.symbol.GroupSymbol;
public class TestInsertImpl extends TestCase {
/**
* Constructor for TestInsertImpl.
* @param name
*/
public TestInsertImpl(String name) {
super(name);
}
public static org.teiid.query.sql.lang.Insert helpExample(String groupName) {
GroupSymbol group = TestGroupImpl.helpExample(groupName);
ArrayList<ElementSymbol> elements = new ArrayList<ElementSymbol>();
elements.add(TestElementImpl.helpExample(groupName, "e1")); //$NON-NLS-1$
elements.add(TestElementImpl.helpExample(groupName, "e2")); //$NON-NLS-1$
elements.add(TestElementImpl.helpExample(groupName, "e3")); //$NON-NLS-1$
elements.add(TestElementImpl.helpExample(groupName, "e4")); //$NON-NLS-1$
ArrayList<Constant> values = new ArrayList<Constant>();
values.add(TestLiteralImpl.helpExample(1));
values.add(TestLiteralImpl.helpExample(2));
values.add(TestLiteralImpl.helpExample(3));
values.add(TestLiteralImpl.helpExample(4));
return new org.teiid.query.sql.lang.Insert(group,
elements,
values);
}
public static org.teiid.query.sql.lang.Insert helpExample2(String groupName) {
GroupSymbol group = TestGroupImpl.helpExample(groupName);
ArrayList elements = new ArrayList();
elements.add(TestElementImpl.helpExample(groupName, "e1")); //$NON-NLS-1$
ArrayList values = new ArrayList();
values.add(TestSearchedCaseExpressionImpl.helpExample());
return new org.teiid.query.sql.lang.Insert(group,
elements,
values);
}
public static Insert example(String groupName) throws Exception {
return TstLanguageBridgeFactory.factory.translate(helpExample(groupName));
}
public static Insert example2(String groupName) throws Exception {
return TstLanguageBridgeFactory.factory.translate(helpExample2(groupName));
}
public void testGetGroup() throws Exception {
assertNotNull(example("a.b").getTable()); //$NON-NLS-1$
}
public void testGetElements() throws Exception {
Insert insert = example("a.b"); //$NON-NLS-1$
assertNotNull(insert.getColumns());
assertEquals(4, insert.getColumns().size());
for (Iterator i = insert.getColumns().iterator(); i.hasNext();) {
assertTrue(i.next() instanceof ColumnReference);
}
// verify that elements are not qualified by group
String sInsertSQL = insert.toString();
assertTrue(sInsertSQL.substring(sInsertSQL.indexOf('(')).indexOf( '.') == -1 );
}
public void testGetValues() throws Exception {
Insert insert = example("a.b"); //$NON-NLS-1$
assertNotNull(insert.getValueSource());
assertEquals(4, ((ExpressionValueSource)insert.getValueSource()).getValues().size());
for (Iterator i = ((ExpressionValueSource)insert.getValueSource()).getValues().iterator(); i.hasNext();) {
assertTrue(i.next() instanceof Expression);
}
}
public void testExpressionsInInsert() throws Exception {
Insert insert = example2("a.b"); //$NON-NLS-1$
assertNotNull(insert.getColumns());
assertEquals(1, insert.getColumns().size());
for (Iterator i = insert.getColumns().iterator(); i.hasNext();) {
assertTrue(i.next() instanceof ColumnReference);
}
assertNotNull(insert.getValueSource());
assertEquals(1, ((ExpressionValueSource)insert.getValueSource()).getValues().size());
for (Iterator i = ((ExpressionValueSource)insert.getValueSource()).getValues().iterator(); i.hasNext();) {
assertTrue(i.next() instanceof Expression);
}
}
}