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package ctf.jdo.tc3x;
import harness.CastorTestCase;
import harness.TestHarness;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import jdo.JDOCategory;
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 TestLimitClause extends CastorTestCase {
public static final int LIMIT = 5;
private JDOCategory _category;
private Database _db;
/**
* Constructor
*
* @param category The test suite for these tests
*/
public TestLimitClause(final TestHarness category) {
super(category, "TC32", "Test limit clause");
_category = (JDOCategory) category;
}
public TestLimitClause(final TestHarness suite, final String name,
final String description) {
super(suite, name, description);
_category = (JDOCategory) suite;
}
public final Database getDatabase() { return _db; }
/**
* Get a JDO database
*/
public final void setUp() throws PersistenceException, SQLException {
_db = this._category.getDatabase();
_db.begin();
Connection connection = _db.getJdbcConnection();
Statement statement = connection.createStatement();
statement.executeUpdate("DELETE FROM tc3x_entity");
statement.close();
_db.commit();
_db.begin();
for (int i = 1; i < 16; i++) {
Entity object = new Entity();
object.setId(i);
object.setValue1("val1" + i);
object.setValue2("val2" + i);
_db.create (object);
}
_db.commit();
}
public final void tearDown() throws PersistenceException {
if (_db.isActive()) { _db.rollback(); }
_db.close();
}
public final void testLimit() throws PersistenceException {
_db.begin();
OQLQuery query = _db.getOQLQuery(
"select t from " + Entity.class.getName() + " t order by id limit $1");
query.bind(LIMIT);
QueryResults results = query.execute();
assertNotNull(results);
// size() not available using an Oracle DB assertEquals (LIMIT, results.size());
for (int i = 1; i <= LIMIT; i++) {
Entity testObject = (Entity) results.next();
assertEquals(i, testObject.getId());
}
assertTrue(!results.hasMore());
_db.commit();
}
public void runTest() throws Exception {
testLimit();
}
}