/*******************************************************************************
* Copyright (c) 2007, 2013 Symbian Software Limited and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Bala Torati (Symbian) - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.ui.tests.templateengine;
import java.io.File;
import java.util.List;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.eclipse.cdt.core.templateengine.SharedDefaults;
import org.eclipse.cdt.core.templateengine.TemplateEngine;
import org.eclipse.cdt.core.templateengine.TemplateEngineHelper;
import org.eclipse.cdt.core.testplugin.util.BaseTestCase;
/**
* Executes all the test cases of SharedDefaults backend functionality
*/
public class TestSharedDefaults extends BaseTestCase {
private SharedDefaults sharedDefaults;
private final String TEST_KEY = "org.eclipse.cdt.templateengine.project.HelloWorld.basename";
private final String TEST_VALUE = "Astala Vista";
private final String TEST_VALUE_UPDATED = "Astala Vista Updated";
/*
* @see TestCase#setUp()
*/
@Override
protected void setUp() throws Exception {
sharedDefaults = SharedDefaults.getInstance();
}
/*
* @see TestCase#tearDown()
*/
@Override
protected void tearDown(){
sharedDefaults = null;
}
/**
* Get a value from the backend storage
*
* @return the value for this key or null if no value exist for this key
*/
private String getValueFromBackEndStorate(String key) throws Exception {
File parsedXML = TemplateEngineHelper.getSharedDefaultLocation("shareddefaults.xml");
Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(parsedXML.toURI().toURL().openStream());
List<Element> sharedElementList = TemplateEngine.getChildrenOfElement(document.getDocumentElement());
int listSize = sharedElementList.size();
for (int i = 0; i < listSize; i++) {
Element xmlElement = sharedElementList.get(i);
String key2 = xmlElement.getAttribute(TemplateEngineHelper.ID);
String value2 = xmlElement.getAttribute(TemplateEngineHelper.VALUE);
if (key.equals(key2)) {
return value2;
}
}
return null;
}
/**
* This test checks if data gets added to the back end
* New data gets persisted in SharedDefault XML file
*/
public void testAddToBackEndStorage() throws Exception {
sharedDefaults.addToBackEndStorage(TEST_KEY, TEST_VALUE);
assertTrue(sharedDefaults.getSharedDefaultsMap().containsKey(TEST_KEY));
assertEquals(TEST_VALUE, sharedDefaults.getSharedDefaultsMap().get(TEST_KEY));
assertEquals(TEST_VALUE, getValueFromBackEndStorate(TEST_KEY));
}
/**
* This tests the updateToBackEndStorage of SharedDefaults
* to verify whether the key-value pair gets updated with new value
* New data gets persisted in SharedDefault XML file
*/
public void testUpdateToBackEndStorage() throws Exception {
sharedDefaults.addToBackEndStorage(TEST_KEY, TEST_VALUE);
assertTrue(sharedDefaults.getSharedDefaultsMap().containsKey(TEST_KEY));
sharedDefaults.updateToBackEndStorage(TEST_KEY, TEST_VALUE_UPDATED);
assertEquals(TEST_VALUE_UPDATED, sharedDefaults.getSharedDefaultsMap().get(TEST_KEY));
assertEquals(TEST_VALUE_UPDATED, getValueFromBackEndStorate(TEST_KEY));
}
/**
* This tests the deleteBackEndStorage of SharedDefaults
* to verify whether the key-value pair gets deleted at the backend
*/
public void testDeleteBackEndStorage() throws Exception {
sharedDefaults.addToBackEndStorage(TEST_KEY, TEST_VALUE);
assertTrue(sharedDefaults.getSharedDefaultsMap().containsKey(TEST_KEY));
sharedDefaults.deleteBackEndStorage(new String[] { TEST_KEY });
assertFalse(sharedDefaults.getSharedDefaultsMap().containsKey(TEST_KEY));
assertNull(getValueFromBackEndStorate(TEST_KEY));
}
}