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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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*/
package org.apache.tuscany.das.rdb.test;
import java.util.Iterator;
import org.apache.tuscany.das.rdb.Command;
import org.apache.tuscany.das.rdb.ConfigHelper;
import org.apache.tuscany.das.rdb.DAS;
import org.apache.tuscany.das.rdb.config.Relationship;
import org.apache.tuscany.das.rdb.test.data.CustomerData;
import org.apache.tuscany.das.rdb.test.data.OrderData;
import org.apache.tuscany.das.rdb.test.framework.DasTest;
import commonj.sdo.DataObject;
import commonj.sdo.Property;
public class ImpliedRelationshipTests extends DasTest {
protected void setUp() throws Exception {
super.setUp();
new CustomerData(getAutoConnection()).refresh();
new OrderData(getAutoConnection()).refresh();
}
protected void tearDown() throws Exception {
super.tearDown();
}
/**
* Ensure that an implied relationship is not created when a defined one already exists
*
* @throws Exception
*/
public void testRelationshipAlreadyDefined() throws Exception {
ConfigHelper helper = new ConfigHelper();
Relationship r = helper.addRelationship("CUSTOMER.ID", "ANORDER.CUSTOMER_ID");
r.setName("definedRelationship");
DAS das = DAS.FACTORY.createDAS(helper.getConfig(), getConnection());
Command select = das.createCommand("select * from CUSTOMER left join ANORDER "
+ "ON CUSTOMER.ID = ANORDER.CUSTOMER_ID");
DataObject root = select.executeQuery();
DataObject cust = root.getDataObject("CUSTOMER[1]");
Iterator i = cust.getType().getProperties().iterator();
while (i.hasNext()) {
Property p = (Property) i.next();
if (!p.getType().isDataType()) {
assertEquals(p.getName(), "definedRelationship");
}
}
}
/**
* Add a new Order to a list of Customers without defining any config information
*
* @throws Exception
*/
public void testAddNewOrder() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConnection());
Command select = das.createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER "
+ "ON CUSTOMER.ID = ANORDER.CUSTOMER_ID");
DataObject root = select.executeQuery();
DataObject cust = root.getDataObject("CUSTOMER[1]");
// Save ID and Order Count
int custID = cust.getInt("ID");
int custOrderCount = cust.getList("ANORDER").size();
// Create a new Order and add to customer1
DataObject order = root.createDataObject("ANORDER");
order.set("ID", new Integer(99));
order.set("PRODUCT", "The 99th product");
order.set("QUANTITY", new Integer(99));
cust.getList("ANORDER").add(order);
assertEquals(custOrderCount + 1, cust.getList("ANORDER").size());
// Build apply changes command
das.applyChanges(root);
// verify cust1 relationship updates
select = das.createCommand("SELECT * FROM CUSTOMER LEFT JOIN ANORDER ON CUSTOMER.ID = ANORDER.CUSTOMER_ID "
+ "where CUSTOMER.ID = ?");
select.setParameter(1, new Integer(custID));
root = select.executeQuery();
assertEquals(custOrderCount + 1, root.getList("CUSTOMER[1]/ANORDER").size());
}
}