/**
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided
* that the following conditions are met:
*
* 1. Redistributions of source code must retain copyright
* statements and notices. Redistributions must also contain a
* copy of this document.
*
* 2. Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. The name "Exolab" must not be used to endorse or promote
* products derived from this Software without prior written
* permission of Intalio, Inc. For written permission,
* please contact info@exolab.org.
*
* 4. Products derived from this Software may not be called "Exolab"
* nor may "Exolab" appear in their names without prior written
* permission of Intalio, Inc. Exolab is a registered
* trademark of Intalio, Inc.
*
* 5. Due credit should be given to the Exolab Project
* (http://www.exolab.org/).
*
* THIS SOFTWARE IS PROVIDED BY INTALIO, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* INTALIO, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Copyright 1999 (C) Intalio, Inc. All Rights Reserved.
*/
package ctf.jdo.tc3x;
import java.sql.Connection;
import java.sql.SQLException;
import harness.CastorTestCase;
import harness.TestHarness;
import jdo.JDOCategory;
import org.castor.jdo.util.JDOUtils;
import org.exolab.castor.jdo.Database;
import org.exolab.castor.jdo.OQLQuery;
import org.exolab.castor.jdo.PersistenceException;
import org.exolab.castor.jdo.QueryResults;
public class TestSize extends CastorTestCase {
private Database _db;
private JDOCategory _category;
/**
* Constructor
*
* @param category The test suite of these tests
*/
public TestSize(final TestHarness category) {
super(category, "TC35", "Size");
_category = (JDOCategory) category;
}
public TestSize(final TestHarness category, final String name,
final String description) {
super(category, name, description);
_category = (JDOCategory) category;
}
public final Database getDatabase() { return _db; }
public final void runTest() throws PersistenceException {
removeRecords();
createRecords();
testSizeA();
testSizeB();
testSizeC();
testSizeD();
}
public final void setUp() throws PersistenceException {
_db = _category.getDatabase();
}
public final void removeRecords() throws PersistenceException {
Connection conn = null;
try {
conn = _category.getJDBCConnection();
conn.setAutoCommit(false);
conn.createStatement().executeUpdate("DELETE FROM tc3x_entity");
conn.commit();
} catch (SQLException ex) {
ex.printStackTrace();
} finally {
JDOUtils.closeConnection (conn);
}
}
public final void createRecords() throws PersistenceException {
_db.begin();
for (int i = 0; i < 25; i++) {
Entity newTRN = new Entity();
newTRN.setId(i);
_db.create(newTRN);
}
_db.commit();
}
/**
* Very simple test to do a query and call size()
*/
public final void testSizeA() throws PersistenceException {
_db.begin();
OQLQuery oqlquery = _db.getOQLQuery(
"SELECT object FROM " + Entity.class.getName() + " object");
QueryResults enumeration = oqlquery.execute(true);
assertTrue("size should be > 0", enumeration.size() > 0);
_db.commit();
}
/**
* Test going through enumeration and calling size. This tests the
* implemention because it internally moves the cursor and then
* moves it back.
*/
public final void testSizeB() throws PersistenceException {
_db.begin();
OQLQuery oqlquery = _db.getOQLQuery(
"SELECT object FROM " + Entity.class.getName() + " object");
QueryResults enumeration = oqlquery.execute(true);
while (enumeration.hasMore()) {
enumeration.next();
assertTrue("size should be > 0", enumeration.size() > 0);
assertEquals("size should be ==25", enumeration.size(), 25);
}
_db.commit();
}
/**
* Does size return the right results?
*/
public final void testSizeC() throws PersistenceException {
_db.begin();
OQLQuery oqlquery = _db.getOQLQuery(
"SELECT object FROM " + Entity.class.getName() + " object");
QueryResults enumeration = oqlquery.execute(true);
int expectedSize = enumeration.size();
int realSize = 0;
while (enumeration.hasMore()) {
enumeration.next();
realSize++;
}
_db.commit();
assertEquals("realsize didn't equal expectedsize", realSize, expectedSize);
}
/**
* Should fail with a non scrollable resultset.
*/
public void testSizeD() {
try {
_db.begin();
OQLQuery oqlquery = _db.getOQLQuery(
"SELECT object FROM " + Entity.class.getName() + " object");
oqlquery.execute(false);
_db.commit();
// This test fails when executed against PostgreSQL.
fail ("Calling size() on a non-scrollable ResultSet should fail.");
} catch (Exception ex) {
assertTrue(true);
}
}
public final void tearDown() throws PersistenceException {
if (_db.isActive()) { _db.rollback(); }
_db.close();
}
}