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/*
* Copyright 2000-2014 Vaadin Ltd.
*
* Licensed 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 com.vaadin.ui;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import com.vaadin.server.Sizeable.Unit;
public class GridLayoutExpandRatioTest {
private GridLayout gridLayout;
@Test
public void testColExpandRatioIsForgotten() {
gridLayout = new GridLayout(4, 1);
gridLayout.setWidth(100, Unit.PERCENTAGE);
gridLayout.setSizeFull();
gridLayout.setSpacing(true);
addComponents(true);
gridLayout.setColumnExpandRatio(1, 1);
gridLayout.setColumnExpandRatio(3, 1);
assertTrue(gridLayout.getColumnExpandRatio(0) == 0);
assertTrue(gridLayout.getColumnExpandRatio(1) == 1);
assertTrue(gridLayout.getColumnExpandRatio(2) == 0);
assertTrue(gridLayout.getColumnExpandRatio(3) == 1);
assertFalse(gridLayout.getState().explicitColRatios.contains(0));
assertTrue(gridLayout.getState().explicitColRatios.contains(1));
assertFalse(gridLayout.getState().explicitColRatios.contains(2));
assertTrue(gridLayout.getState().explicitColRatios.contains(3));
gridLayout.removeAllComponents();
gridLayout.setColumns(3);
addComponents(false);
assertTrue(gridLayout.getColumnExpandRatio(0) == 0);
assertTrue(gridLayout.getColumnExpandRatio(1) == 1);
assertTrue(gridLayout.getColumnExpandRatio(2) == 0);
assertTrue(gridLayout.getColumnExpandRatio(3) == 0);
assertFalse(gridLayout.getState().explicitColRatios.contains(0));
assertTrue(gridLayout.getState().explicitColRatios.contains(1));
assertFalse(gridLayout.getState().explicitColRatios.contains(2));
assertFalse(gridLayout.getState().explicitColRatios.contains(3));
}
@Test
public void testRowExpandRatioIsForgotten() {
gridLayout = new GridLayout(1, 4);
gridLayout.setWidth(100, Unit.PERCENTAGE);
gridLayout.setSizeFull();
gridLayout.setSpacing(true);
addComponents(true);
gridLayout.setRowExpandRatio(1, 1);
gridLayout.setRowExpandRatio(3, 1);
assertTrue(gridLayout.getRowExpandRatio(0) == 0);
assertTrue(gridLayout.getRowExpandRatio(1) == 1);
assertTrue(gridLayout.getRowExpandRatio(2) == 0);
assertTrue(gridLayout.getRowExpandRatio(3) == 1);
assertFalse(gridLayout.getState().explicitRowRatios.contains(0));
assertTrue(gridLayout.getState().explicitRowRatios.contains(1));
assertFalse(gridLayout.getState().explicitRowRatios.contains(2));
assertTrue(gridLayout.getState().explicitRowRatios.contains(3));
gridLayout.removeAllComponents();
gridLayout.setRows(3);
addComponents(false);
assertTrue(gridLayout.getRowExpandRatio(0) == 0);
assertTrue(gridLayout.getRowExpandRatio(1) == 1);
assertTrue(gridLayout.getRowExpandRatio(2) == 0);
assertTrue(gridLayout.getRowExpandRatio(3) == 0);
assertFalse(gridLayout.getState().explicitRowRatios.contains(0));
assertTrue(gridLayout.getState().explicitRowRatios.contains(1));
assertFalse(gridLayout.getState().explicitRowRatios.contains(2));
assertFalse(gridLayout.getState().explicitRowRatios.contains(3));
}
private void addComponents(boolean includeLastOne) {
gridLayout.addComponent(label("{1}"));
gridLayout.addComponent(label("{2}"));
gridLayout.addComponent(label("{3}"));
if (includeLastOne) {
gridLayout.addComponent(label("{4}"));
}
}
private Label label(String content) {
Label label = new Label(content);
label.setSizeUndefined();
return label;
}
}
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