/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.das.rdb.test;
/*
* These are the simplest possible uses of the JDBC DAS. In this mode, the programming model is not much more than JDBC
*
* The assumptions for these tests are:
*
* Single type Client explicitly Read/Create/Update/Delete commands
* No O/R mapping metadata SDO change history is not used Dynamic DataObjects No
* specified graph model
*
*
*/
import org.apache.tuscany.das.rdb.Command;
import org.apache.tuscany.das.rdb.DAS;
import org.apache.tuscany.das.rdb.test.data.CustomerData;
import org.apache.tuscany.das.rdb.test.framework.DasTest;
import commonj.sdo.DataObject;
public class SimplestCrud extends DasTest {
protected void setUp() throws Exception {
super.setUp();
new CustomerData(getAutoConnection()).refresh();
}
protected void tearDown() throws Exception {
super.tearDown();
}
/**
* Read a specific customer
*/
public void testReadSingle() throws Exception {
// Create and initialize command to read customers
DAS das = DAS.FACTORY.createDAS(getConnection());
Command readCustomers = das.createCommand("select * from CUSTOMER where ID = 1");
// Read
DataObject root = readCustomers.executeQuery();
// Verify
assertEquals(1, root.getInt("CUSTOMER[1]/ID"));
}
/**
* Read a specific customer
*/
public void testReadSingle2() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Create and initialize command to read customers
Command readCustomers = das.createCommand("select * from CUSTOMER where ID = 1");
// Read
DataObject root = readCustomers.executeQuery();
// Verify
assertEquals(1, root.getInt("CUSTOMER[1]/ID"));
}
/**
* Read a specific customer Same as above but tests tolerance of white space in provided SQL
*/
public void testReadSingleWithWhiteSpace() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Create and initialize command to read customers
Command readCustomers = das.createCommand(" select * from CUSTOMER where ID = 1");
// Read
DataObject root = readCustomers.executeQuery();
// Verify
assertEquals(1, root.getInt("CUSTOMER[1]/ID"));
}
/**
* Read all customers with a specific last name
*/
public void testReadMultiple() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Create and initialize command to read customers
Command readCustomers = das.createCommand("select * from CUSTOMER where LASTNAME = 'Williams'");
// Read
DataObject root = readCustomers.executeQuery();
// Verify
assertEquals(4, root.getList("CUSTOMER").size());
}
/**
* Read all customers with a specific last name LASTNAME value is provided via a parameter
*/
public void testReadMultipleWithParameters() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Create and initialize command to read customers
Command readCustomers = das.createCommand("select * from CUSTOMER where LASTNAME = ?");
// Parameterize the command
readCustomers.setParameter(1, "Williams");
DataObject root = readCustomers.executeQuery();
// Verify
assertEquals(4, root.getList("CUSTOMER").size());
}
public void testInsert() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
Command insert = das.createCommand("insert into CUSTOMER values (10, 'Williams', '5528 Wells Fargo Dr')");
insert.execute();
// Verify
Command select = das.createCommand("Select * from CUSTOMER where ID = 10");
DataObject root = select.executeQuery();
assertEquals(1, root.getList("CUSTOMER").size());
assertEquals("5528 Wells Fargo Dr", root.get("CUSTOMER[1]/ADDRESS"));
}
public void testInsertWithParameters() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
Command insert = das.createCommand("insert into CUSTOMER values (?, ?, ?)");
insert.setParameter(1, new Integer(10));
insert.setParameter(2, "Williams");
insert.setParameter(3, "5528 Wells Fargo Dr");
insert.execute();
// Verify
Command select = das.createCommand("Select * from CUSTOMER where ID = 10");
DataObject root = select.executeQuery();
assertEquals(1, root.getList("CUSTOMER").size());
assertEquals("5528 Wells Fargo Dr", root.get("CUSTOMER[1]/ADDRESS"));
}
public void testDelete() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Verify pre-condition
Command select = das.createCommand("Select * from CUSTOMER where ID = 1");
DataObject root = select.executeQuery();
assertEquals(1, root.getList("CUSTOMER").size());
// Create and execute the delete command
Command delete = das.createCommand("delete from CUSTOMER where ID = 1");
delete.execute();
// Verify delete by reusing the original select command
root = select.executeQuery();
assertEquals(0, root.getList("CUSTOMER").size());
}
public void testUpdate() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Verify pre-condition
Command select = das.createCommand("Select * from CUSTOMER where ID = 1");
DataObject root = select.executeQuery();
assertFalse(root.get("CUSTOMER[1]/LASTNAME").equals("Pavick"));
Command update = das.createCommand("update CUSTOMER set LASTNAME = 'Pavick' where ID = 1");
update.execute();
// Verify update - reuse select command
root = select.executeQuery();
assertEquals("Pavick", root.get("CUSTOMER[1]/LASTNAME"));
}
public void testUpdateWithParameters() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Verify pre-condition
Command select = das.createCommand("Select * from CUSTOMER where ID = 1");
DataObject root = select.executeQuery();
assertFalse(root.get("CUSTOMER[1]/LASTNAME").equals("Pavick"));
Command update = das.createCommand("update CUSTOMER set LASTNAME = ? where ID = ?");
update.setParameter(1, "Pavick");
update.setParameter(2, new Integer(1));
update.execute();
// Verify update - reuse select command
root = select.executeQuery();
assertEquals("Pavick", root.get("CUSTOMER[1]/LASTNAME"));
}
public void testUpdateWithParmarkers() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
// Verify pre-condition
Command select = das.createCommand("Select * from CUSTOMER where ID = 1");
DataObject root = select.executeQuery();
assertFalse(root.get("CUSTOMER[1]/LASTNAME").equals("Pavick"));
Command update = das.createCommand("update CUSTOMER set LASTNAME = ? where ID = ?");
update.setParameter(1, "Pavick");
update.setParameter(2, new Integer(1));
update.execute();
//Verify update - reuse select command
root = select.executeQuery();
assertEquals("Pavick", root.get("CUSTOMER[1]/LASTNAME"));
}
}