/*
* This file is part of the Echo Web Application Framework (hereinafter "Echo").
* Copyright (C) 2002-2009 NextApp, Inc.
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*/
package nextapp.echo2.app.test;
import nextapp.echo2.app.ApplicationInstance;
import nextapp.echo2.app.Component;
import nextapp.echo2.app.Label;
import nextapp.echo2.app.Column;
import nextapp.echo2.app.Window;
import junit.framework.TestCase;
/**
* Unit test(s) for the <code>nextapp.echo2.app.ApplicationInstance</code> object.
*/
public class ApplicationInstanceTest extends TestCase {
private class RegistrationTestComponent extends Component {
int initCount = 0;
int disposeCount = 0;
public void dispose() {
super.dispose();
++disposeCount;
}
public void init() {
super.init();
++initCount;
}
}
private class ValidatingLabel extends Label {
boolean valid = false;
public void invalidate() {
valid = false;
}
public void validate() {
super.validate();
valid = true;
}
}
/**
* Test setting active (ThreadLocal) <code>ApplicationInstance</code>.
*/
public void testActivation() {
assertNull(ApplicationInstance.getActive());
HelloWorldApp app = new HelloWorldApp();
assertNull(ApplicationInstance.getActive());
ApplicationInstance.setActive(app);
assertTrue(app == ApplicationInstance.getActive());
ApplicationInstance.setActive(null);
assertNull(ApplicationInstance.getActive());
}
/**
* Test setting and retrieving contextual information.
*/
public void testContext() {
HelloWorldApp app = new HelloWorldApp();
assertNull(app.getContextProperty("alpha"));
app.setContextProperty("alpha", "bravo");
assertEquals("bravo", app.getContextProperty("alpha"));
app.setContextProperty("alpha", null);
assertNull(app.getContextProperty("alpha"));
}
/**
* Test registration flag of components in hierarchies belong to the
* <code>ApplicationInstance</code>.
*/
public void testRegistration() {
ColumnApp columnApp = new ColumnApp();
ApplicationInstance.setActive(columnApp);
Window window = columnApp.doInit();
assertTrue(window.isRegistered());
assertTrue(columnApp.getColumn().isRegistered());
Label label = new Label();
assertFalse(label.isRegistered());
columnApp.getColumn().add(label);
assertTrue(label.isRegistered());
columnApp.getColumn().remove(label);
assertFalse(label.isRegistered());
columnApp.getColumn().add(label);
assertTrue(label.isRegistered());
columnApp.getContentPane().remove(columnApp.getColumn());
assertFalse(label.isRegistered());
ApplicationInstance.setActive(null);
}
/**
* Test component-application registration life-cycle methods, i.e.,
* <code>Component.init()</code> / <code>Component.dispose()</code>.
*/
public void testRegistrationLifecycle() {
ColumnApp columnApp = new ColumnApp();
ApplicationInstance.setActive(columnApp);
columnApp.doInit();
Column column = columnApp.getColumn();
RegistrationTestComponent rtc = new RegistrationTestComponent();
assertEquals(0, rtc.initCount);
assertEquals(0, rtc.disposeCount);
column.add(rtc);
assertEquals(1, rtc.initCount);
assertEquals(0, rtc.disposeCount);
column.remove(rtc);
assertEquals(1, rtc.initCount);
assertEquals(1, rtc.disposeCount);
ApplicationInstance.setActive(null);
}
/**
* Test component-application registration life-cycle methods, i.e.,
* <code>Component.init()</code> / <code>Component.dispose()</code>
* with regard to initial hierarchy.
*/
public void testRegistrationLifecycleInitialHierarchy() {
final RegistrationTestComponent rtc = new RegistrationTestComponent();
assertEquals(0, rtc.initCount);
assertEquals(0, rtc.disposeCount);
ColumnApp columnApp = new ColumnApp(){
public Window init() {
Window window = super.init();
getColumn().add(rtc);
return window;
}
};
ApplicationInstance.setActive(columnApp);
columnApp.doInit();
assertEquals(1, rtc.initCount);
assertEquals(0, rtc.disposeCount);
ApplicationInstance.setActive(null);
}
/**
* Test <code>Component.validate()</code> being invoked at
* application initialization and after client update processing.
*/
public void testValidation() {
final ValidatingLabel validatingLabel = new ValidatingLabel();
ColumnApp app = new ColumnApp() {
public Window init() {
Window window = super.init();
getColumn().add(validatingLabel);
return window;
}
};
assertFalse(validatingLabel.valid);
ApplicationInstance.setActive(app);
app.doInit();
// Test for initial validation.
assertTrue(validatingLabel.valid);
validatingLabel.invalidate();
assertFalse(validatingLabel.valid);
// test validation after client update processing.
app.getUpdateManager().processClientUpdates();
assertTrue(validatingLabel.valid);
ApplicationInstance.setActive(null);
}
}