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/*
* 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;
import org.apache.tuscany.das.rdb.Command;
import org.apache.tuscany.das.rdb.DAS;
import org.apache.tuscany.das.rdb.test.data.CompanyData;
import org.apache.tuscany.das.rdb.test.data.CompanyEmpData;
import org.apache.tuscany.das.rdb.test.data.EmployeeData;
import org.apache.tuscany.das.rdb.test.framework.DasTest;
import commonj.sdo.DataObject;
public class OneToOneRelationshipTests extends DasTest {
protected void setUp() throws Exception {
super.setUp();
new CompanyData(getAutoConnection()).refresh();
new EmployeeData(getAutoConnection()).refresh();
new CompanyEmpData(getAutoConnection()).refresh();
}
protected void tearDown() throws Exception {
super.tearDown();
}
/**
* Read Company and traverse to EOTM
*/
public void test1() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConfig("CompanyEmployeeConfig.xml"), getConnection());
Command read = das.getCommand("get companies with employee of the month");
DataObject root = read.executeQuery();
DataObject employee = root.getDataObject("COMPANY[1]/company->employee_opposite");
assertEquals("Mary Smith", employee.getString("NAME"));
}
/**
* Read Employee and traverse to Company
*/
public void test2() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConfig("CompanyEmployeeConfig.xml"), getConnection());
Command read = das.getCommand("get named employee with company");
read.setParameter(1, "Mary Smith");
DataObject root = read.executeQuery();
DataObject company = root.getDataObject("EMPLOYEE[1]/company->employee");
assertEquals("ACME Publishing", company.getString("NAME"));
}
/**
* Un-assign employee O' month
*/
public void test3() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConfig("CompanyEmployeeConfig.xml"), getConnection());
Command read = das.getCommand("get companies with employee of the month");
DataObject root = read.executeQuery();
DataObject company = root.getDataObject("COMPANY[1]");
company.setDataObject("company->employee_opposite", null);
assertNull(company.getDataObject("company->employee_opposite"));
//Flush changes
das.applyChanges(root);
//Verify
root = read.executeQuery();
company = root.getDataObject("COMPANY[1]");
assertNull(company.getDataObject("company->employee_opposite"));
}
/**
* Delete employee O' month
*/
public void test4() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConfig("CompanyEmployeeConfig.xml"), getConnection());
Command read = das.getCommand("get companies with employee of the month");
DataObject root = read.executeQuery();
DataObject company = root.getDataObject("COMPANY[1]");
DataObject employee = company.getDataObject("company->employee_opposite");
employee.delete();
assertNull(company.getDataObject("company->employee_opposite"));
//Flush changes
das.applyChanges(root);
//Verify
root = read.executeQuery();
company = root.getDataObject("COMPANY[1]");
assertNull(company.getDataObject("company->employee_opposite"));
}
/**
* Add new employee O' month
*/
public void test5() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConfig("CompanyEmployeeConfig.xml"), getConnection());
Command read = das.getCommand("get companies with employee of the month");
DataObject root = read.executeQuery();
DataObject company = root.getDataObject("COMPANY[1]");
//Create a new employee
DataObject employee = root.createDataObject("EMPLOYEE");
employee.setString("NAME", "Joe Hotshot");
//Assigne a EOTM
//Strangely this statement results in "Could not find relationships" error
//although "company.setDataObject("company->employee_opposite", null);" dos not
company.setDataObject("company->employee_opposite", employee);
//Flush changes
das.applyChanges(root);
//Verify
root = read.executeQuery();
employee = root.getDataObject("COMPANY[1]/company->employee_opposite");
assertEquals("Joe Hotshot", employee.getString("NAME"));
}
public void testRestrictedOneToOneRelationship() throws Exception {
DAS das = DAS.FACTORY.createDAS(getConfig("OneToOneRestrictedConfig.xml"), getConnection());
Command read = das.getCommand("get named employee with company");
read.setParameter(1, "Mary Smith");
DataObject root = read.executeQuery();
DataObject mary = root.getDataObject("EMPLOYEE[1]");
DataObject company = mary.getDataObject("company");
DataObject bob = root.createDataObject("EMPLOYEE");
bob.setString("NAME", "bob");
bob.setString("SN", "E0005");
bob.setInt("MANAGER", 0);
bob.setDataObject("company", company);
try {
das.applyChanges(root);
fail("Relationship modification should not be allowed.");
} catch (RuntimeException ex) {
assertEquals("Can not modify a one to one relationship that is key restricted", ex.getMessage());
}
assertEquals("ACME Publishing", company.getString("NAME"));
}
}
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