/**
* UniqueIndexTest.java
* Copyright (C) 2009-2011 TMate Software Ltd
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program 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 General Public License for more details.
*
* For information on how to redistribute this software under
* the terms of a license other than GNU General Public License
* contact TMate Software at support@sqljet.com
*/
package org.tmatesoft.sqljet.issues._147;
import static org.junit.Assert.assertEquals;
import org.junit.Before;
import org.junit.Test;
import org.tmatesoft.sqljet.core.AbstractNewDbTest;
import org.tmatesoft.sqljet.core.SqlJetException;
import org.tmatesoft.sqljet.core.SqlJetTransactionMode;
import org.tmatesoft.sqljet.core.schema.SqlJetConflictAction;
import org.tmatesoft.sqljet.core.table.ISqlJetCursor;
import org.tmatesoft.sqljet.core.table.ISqlJetTable;
import org.tmatesoft.sqljet.core.table.ISqlJetTransaction;
import org.tmatesoft.sqljet.core.table.SqlJetDb;
/**
* @author TMate Software Ltd.
* @author Sergey Scherbina (sergey.scherbina@gmail.com)
*
*/
public class UniqueIndexTest extends AbstractNewDbTest {
@Before
public void setUp() throws Exception {
super.setUp();
db.createTable("CREATE TABLE IF NOT EXISTS names (name_id INTEGER PRIMARY KEY AUTOINCREMENT,unique_name TEXT NOT NULL)");
db.createIndex("CREATE UNIQUE INDEX IF NOT EXISTS names_unique_name_idx ON names(unique_name)");
}
@Test
public void testUniqueIndex() throws Exception {
db.runTransaction(new ISqlJetTransaction() {
public Object run(SqlJetDb arg0) throws SqlJetException {
ISqlJetTable table = db.getTable("names");
table.insertOr(SqlJetConflictAction.REPLACE, null, "same name");
table.insertOr(SqlJetConflictAction.REPLACE, null, "same name");
return null;
}
}, SqlJetTransactionMode.WRITE); // I would expect transaction fails or
// one record in table. But in table
// are two records!
Integer count = (Integer) db.runTransaction(new ISqlJetTransaction() {
public Object run(SqlJetDb arg0) throws SqlJetException {
ISqlJetTable table = db.getTable("names");
ISqlJetCursor cur = table.order(null);
Integer counter = 0;
if (!cur.eof()) {
do {
++counter;
} while (cur.next());
}
;
return counter;
}
}, SqlJetTransactionMode.READ_ONLY);
assertEquals(Integer.valueOf(1), count); // count is 2 but correctly is
// 1
}
}