/*******************************************************************************
* Copyright (c) 2013 Dirk Fauth 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:
* Dirk Fauth <dirk.fauth@gmail.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.nebula.widgets.nattable.reorder;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import java.util.List;
import org.eclipse.nebula.widgets.nattable.layer.IUniqueIndexLayer;
import org.eclipse.nebula.widgets.nattable.reorder.command.RowReorderCommand;
import org.eclipse.nebula.widgets.nattable.test.fixture.command.LayerCommandFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.BaseDataLayerFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.DataLayerFixture;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class RowReorderLayerTest {
private IUniqueIndexLayer underlyingLayer;
private RowReorderLayer rowReorderLayer;
@Before
public void setUp() {
this.underlyingLayer = new BaseDataLayerFixture(4, 4);
this.rowReorderLayer = new RowReorderLayer(this.underlyingLayer);
}
@Test
public void reorderViewableRowsBottomToTop() throws Exception {
// 0 1 2 3
assertEquals(0, this.rowReorderLayer.getRowIndexByPosition(0));
assertEquals(3, this.rowReorderLayer.getRowIndexByPosition(3));
// 3 0 1 2
this.rowReorderLayer.reorderRowPosition(3, 0);
assertEquals(1, this.rowReorderLayer.getRowPositionByIndex(0));
assertEquals(0, this.rowReorderLayer.getRowPositionByIndex(3));
assertEquals(3, this.rowReorderLayer.getRowIndexByPosition(0));
assertEquals(2, this.rowReorderLayer.getRowIndexByPosition(3));
// 0 1 3 2
this.rowReorderLayer.reorderRowPosition(0, 3);
assertEquals(0, this.rowReorderLayer.getRowPositionByIndex(0));
assertEquals(1, this.rowReorderLayer.getRowPositionByIndex(1));
assertEquals(2, this.rowReorderLayer.getRowPositionByIndex(3));
assertEquals(3, this.rowReorderLayer.getRowPositionByIndex(2));
assertEquals(0, this.rowReorderLayer.getRowPositionByIndex(0));
assertEquals(1, this.rowReorderLayer.getRowPositionByIndex(1));
assertEquals(3, this.rowReorderLayer.getRowPositionByIndex(2));
assertEquals(2, this.rowReorderLayer.getRowPositionByIndex(3));
}
@Test
/**
* Index 1 2 3 0
* --------------------
* Position 0 1 2 3
*/
public void reorderViewableRowsTopToBottomByPosition() throws Exception {
// Moving to the end
this.rowReorderLayer.reorderRowPosition(0, 4);
assertEquals(2, this.rowReorderLayer.getRowPositionByIndex(3));
assertEquals(3, this.rowReorderLayer.getRowPositionByIndex(0));
assertEquals(0, this.rowReorderLayer.getRowIndexByPosition(3));
assertEquals(1, this.rowReorderLayer.getRowIndexByPosition(0));
}
@SuppressWarnings("boxing")
@Test
/**
* Index 2 0 1 3
* --------------------
* Position 0 1 2 3
*/
public void reorderMultipleRowsTopToBottom() throws Exception {
List<Integer> fromRowsPositions = Arrays.asList(new Integer[] { 0, 1 });
this.rowReorderLayer.reorderMultipleRowPositions(fromRowsPositions, 3);
assertEquals(2, this.rowReorderLayer.getRowIndexByPosition(0));
assertEquals(0, this.rowReorderLayer.getRowIndexByPosition(1));
assertEquals(1, this.rowReorderLayer.getRowIndexByPosition(2));
assertEquals(3, this.rowReorderLayer.getRowIndexByPosition(3));
}
@SuppressWarnings("boxing")
@Test
/**
* Index 2 3 0 1
* --------------------
* Position 0 1 2 3
*/
public void reorderMultipleRowsTopToBottomToTheEnd() throws Exception {
List<Integer> fromRowPositions = Arrays.asList(new Integer[] { 0, 1 });
this.rowReorderLayer.reorderMultipleRowPositions(fromRowPositions, 4);
assertEquals(2, this.rowReorderLayer.getRowPositionByIndex(0));
assertEquals(3, this.rowReorderLayer.getRowPositionByIndex(1));
assertEquals(0, this.rowReorderLayer.getRowPositionByIndex(2));
assertEquals(1, this.rowReorderLayer.getRowPositionByIndex(3));
}
@Test
/**
* Index 0 1 3 2
* --------------------
* Position 0 1 2 3
*/
public void reorderViewableRowsBottomToTopByPosition() throws Exception {
this.rowReorderLayer.reorderRowPosition(3, 2);
assertEquals(2, this.rowReorderLayer.getRowPositionByIndex(3));
assertEquals(0, this.rowReorderLayer.getRowPositionByIndex(0));
assertEquals(2, this.rowReorderLayer.getRowPositionByIndex(3));
assertEquals(0, this.rowReorderLayer.getRowPositionByIndex(0));
}
@SuppressWarnings("boxing")
@Test
/**
* Index 2 3 0 1
* --------------------
* Position 0 1 2 3
*/
public void reorderMultipleRowsBottomToTop() throws Exception {
List<Integer> fromRowPositions = Arrays.asList(new Integer[] { 2, 3 });
this.rowReorderLayer.reorderMultipleRowPositions(fromRowPositions, 0);
assertEquals(2, this.rowReorderLayer.getRowPositionByIndex(0));
assertEquals(3, this.rowReorderLayer.getRowPositionByIndex(1));
assertEquals(0, this.rowReorderLayer.getRowPositionByIndex(2));
assertEquals(1, this.rowReorderLayer.getRowPositionByIndex(3));
}
@SuppressWarnings("boxing")
@Test
/**
* Index 2 3 0 1 ... 20
* --------------------
* Position 0 1 2 3 ... 20
*/
public void reorderMultipleRowsLargeArrayToEdges() throws Exception {
RowReorderLayer reorderLayer = new RowReorderLayer(
new BaseDataLayerFixture(20, 20));
List<Integer> fromRowPositions = Arrays.asList(new Integer[] { 10, 11,
12, 13 });
reorderLayer.reorderMultipleRowPositions(fromRowPositions, 0);
assertEquals(10, reorderLayer.getRowIndexByPosition(0));
assertEquals(11, reorderLayer.getRowIndexByPosition(1));
assertEquals(12, reorderLayer.getRowIndexByPosition(2));
assertEquals(13, reorderLayer.getRowIndexByPosition(3));
assertEquals(0, reorderLayer.getRowIndexByPosition(4));
fromRowPositions = Arrays.asList(new Integer[] { 8, 9, 10, 11 });
reorderLayer.reorderMultipleRowPositions(fromRowPositions, 8);
assertEquals(4, reorderLayer.getRowIndexByPosition(8));
assertEquals(5, reorderLayer.getRowIndexByPosition(9));
assertEquals(6, reorderLayer.getRowIndexByPosition(10));
assertEquals(7, reorderLayer.getRowIndexByPosition(11));
fromRowPositions = Arrays.asList(new Integer[] { 8, 9, 10, 11 });
reorderLayer.reorderMultipleRowPositions(fromRowPositions,
reorderLayer.getColumnCount());
assertEquals(7, reorderLayer.getRowIndexByPosition(19));
assertEquals(6, reorderLayer.getRowIndexByPosition(18));
assertEquals(5, reorderLayer.getRowIndexByPosition(17));
assertEquals(4, reorderLayer.getRowIndexByPosition(16));
}
@Test
public void commandPassedOnToParentIfCannotBeHandled() throws Exception {
RowReorderLayer reorderLayer = new RowReorderLayer(
new DataLayerFixture());
assertFalse(reorderLayer.doCommand(new LayerCommandFixture()));
}
@Test
public void canHandleRowReorderCommand() throws Exception {
RowReorderLayer reorderLayer = new RowReorderLayer(
new DataLayerFixture());
RowReorderCommand reorderCommand = new RowReorderCommand(reorderLayer,
0, 2);
assertTrue(reorderLayer.doCommand(reorderCommand));
}
@Test
public void getHeightForReorderedRows() throws Exception {
this.underlyingLayer = new DataLayerFixture();
this.rowReorderLayer = new RowReorderLayer(this.underlyingLayer);
// 0 1 2 3 4 - see DataLayerFixture
this.rowReorderLayer.reorderRowPosition(0, 7);
// 1 2 3 4 0
Assert.assertEquals(70, this.rowReorderLayer.getRowHeightByPosition(0));
Assert.assertEquals(25, this.rowReorderLayer.getRowHeightByPosition(1));
Assert.assertEquals(40, this.rowReorderLayer.getRowHeightByPosition(2));
Assert.assertEquals(50, this.rowReorderLayer.getRowHeightByPosition(3));
Assert.assertEquals(40, this.rowReorderLayer.getRowHeightByPosition(4));
Assert.assertEquals(100, this.rowReorderLayer.getRowHeightByPosition(5));
Assert.assertEquals(40, this.rowReorderLayer.getRowHeightByPosition(6));
}
@SuppressWarnings("boxing")
@Test
public void getHeightForMultipleRowsReordering() throws Exception {
this.underlyingLayer = new DataLayerFixture();
this.rowReorderLayer = new RowReorderLayer(this.underlyingLayer);
// 0 1 2 3 4 - see DataLayerFixture
this.rowReorderLayer.reorderMultipleRowPositions(Arrays.asList(1, 2), 7);
// 0 3 4 1 2
assertEquals(40, this.rowReorderLayer.getRowHeightByPosition(0));
assertEquals(40, this.rowReorderLayer.getRowHeightByPosition(1));
assertEquals(50, this.rowReorderLayer.getRowHeightByPosition(2));
assertEquals(40, this.rowReorderLayer.getRowHeightByPosition(3));
assertEquals(100, this.rowReorderLayer.getRowHeightByPosition(4));
assertEquals(70, this.rowReorderLayer.getRowHeightByPosition(5));
assertEquals(25, this.rowReorderLayer.getRowHeightByPosition(6));
}
@Test
public void getStartYForReorderedRow() throws Exception {
this.underlyingLayer = new DataLayerFixture();
this.rowReorderLayer = new RowReorderLayer(this.underlyingLayer);
// 0 1 2 3 4 - see DataLayerFixture
this.rowReorderLayer.reorderRowPosition(0, 5);
// Index: 1 2 3 4 0 Height: 70 25 40 50 40 100 40
assertEquals(0, this.rowReorderLayer.getStartYOfRowPosition(0));
assertEquals(70, this.rowReorderLayer.getStartYOfRowPosition(1));
assertEquals(95, this.rowReorderLayer.getStartYOfRowPosition(2));
assertEquals(135, this.rowReorderLayer.getStartYOfRowPosition(3));
assertEquals(185, this.rowReorderLayer.getStartYOfRowPosition(4));
assertEquals(225, this.rowReorderLayer.getStartYOfRowPosition(5));
assertEquals(265, this.rowReorderLayer.getStartYOfRowPosition(6));
}
}