/*
* 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.isis.viewer.dnd.view.composite;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Before;
import org.junit.Test;
import org.apache.isis.viewer.dnd.DummyView;
import org.apache.isis.viewer.dnd.TestToolkit;
import org.apache.isis.viewer.dnd.drawing.Size;
import org.apache.isis.viewer.dnd.view.content.NullContent;
public class CompositeViewTest {
private CompositeView view;
private DummyView component1;
private int layoutCount;
private int newBuildCount;
protected int modifiedBuildCount;
@Before
public void createView() {
org.apache.log4j.Logger.getRootLogger().setLevel(org.apache.log4j.Level.OFF);
TestToolkit.createInstance();
view = new CompositeView(new NullContent(), null) {
@Override
protected void buildNewView() {
newBuildCount++;
}
@Override
protected void buildModifiedView() {
modifiedBuildCount++;
}
@Override
protected void buildView() {
}
@Override
protected void doLayout(final Size maximumSize) {
layoutCount++;
}
@Override
public Size requiredSize(final Size availableSpace) {
return null;
}
};
view.setSize(new Size(100, 200));
component1 = new DummyView();
component1.setupRequiredSize(new Size(100, 20));
}
@Test
public void initialLayoutStateIsInvalid() {
assertTrue(view.isLayoutInvalid());
}
@Test
public void layoutStateIsValidAfterLayout() {
view.layout();
assertFalse(view.isLayoutInvalid());
}
@Test
public void noChangeInSizeLeavesLayoutValid() throws Exception {
view.layout();
assertEquals(new Size(100, 200), view.getSize());
assertFalse(view.isLayoutInvalid());
}
@Test
public void changeInSizeInvalidateLayout() throws Exception {
view.layout();
view.setSize(new Size(120, 200));
assertTrue(view.isLayoutInvalid());
}
@Test
public void testname() throws Exception {
assertEquals(0, layoutCount);
view.layout();
assertEquals(1, layoutCount);
}
@Test
public void testLayoutDoesntGetRepeated() throws Exception {
view.layout();
view.layout();
assertEquals(1, layoutCount);
}
@Test
public void testLayoutGetRedoneAfterSizeChanges() throws Exception {
view.layout();
view.setSize(new Size(120, 200));
view.layout();
assertEquals(2, layoutCount);
}
@Test
public void testLayoutGetRedoneAfterNewComponentAdded() throws Exception {
view.layout();
view.addView(new DummyView());
view.layout();
assertEquals(2, layoutCount);
}
@Test
public void testLayoutGetRedoneAfterComponentRemoved() throws Exception {
view.addView(component1);
view.layout();
view.removeView(component1);
view.layout();
assertEquals(2, layoutCount);
}
@Test
public void testLayoutGetRedoneAfterComponentReplaced() throws Exception {
view.addView(component1);
view.layout();
view.replaceView(component1, new DummyView());
view.layout();
assertEquals(2, layoutCount);
}
@Test
public void buildNotRepeatedlyCalledWhenNoChangedComponents() throws Exception {
assertEquals(0, newBuildCount);
view.getSubviews();
view.getSubviews();
assertEquals(1, newBuildCount);
}
@Test
public void changesInSizeDontCauseARebuild() throws Exception {
view.getSubviews();
view.setSize(new Size(120, 200));
component1.setSize(new Size(120, 200));
view.getSubviews();
assertEquals(1, newBuildCount);
}
@Test
public void rebuildAfterContentsInvalidated() throws Exception {
view.getSubviews();
view.addView(component1);
view.invalidateContent();
view.getSubviews();
assertEquals(1, newBuildCount);
assertEquals(1, modifiedBuildCount);
}
@Test
public void buildNewWhenNoSubviewsExist() throws Exception {
view.getSubviews();
assertEquals(1, newBuildCount);
}
@Test
public void buildModifiedWhenSubviewsExist() throws Exception {
view.addView(component1);
view.getSubviews();
assertEquals(1, modifiedBuildCount);
}
}