/*******************************************************************************
* Copyright (c) 2012 Original authors 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:
* Original authors and others - initial API and implementation
******************************************************************************/
package org.eclipse.nebula.widgets.nattable.grid;
import org.eclipse.nebula.widgets.nattable.command.AbstractLayerCommandHandler;
import org.eclipse.nebula.widgets.nattable.command.ILayerCommand;
import org.eclipse.nebula.widgets.nattable.grid.layer.DefaultGridLayer;
import org.eclipse.nebula.widgets.nattable.grid.layer.GridLayer;
import org.eclipse.nebula.widgets.nattable.layer.DataLayer;
import org.eclipse.nebula.widgets.nattable.layer.ILayer;
import org.eclipse.nebula.widgets.nattable.test.fixture.InitializeClientAreaCommandFixture;
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.GridLayerFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.ViewportLayerFixture;
import org.eclipse.nebula.widgets.nattable.util.IClientAreaProvider;
import org.eclipse.nebula.widgets.nattable.viewport.ViewportLayer;
import org.eclipse.swt.graphics.Rectangle;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class GridLayerTest {
private GridLayer gridLayerUnderTest;
private DataLayer bodyDataLayer;
private DataLayer columnHeaderDataLayer;
private DataLayer rowHeaderDataLayer;
private DataLayer cornerDataLayer;
@Before
public void setup() {
bodyDataLayer = new BaseDataLayerFixture();
columnHeaderDataLayer = new BaseDataLayerFixture();
rowHeaderDataLayer = new BaseDataLayerFixture();
cornerDataLayer = new BaseDataLayerFixture();
gridLayerUnderTest = new DefaultGridLayer(bodyDataLayer,
columnHeaderDataLayer, rowHeaderDataLayer, cornerDataLayer);
}
@Test
public void getLayers() throws Exception {
Assert.assertNotNull(gridLayerUnderTest.getBodyLayer());
Assert.assertNotNull(gridLayerUnderTest.getColumnHeaderLayer());
Assert.assertNotNull(gridLayerUnderTest.getRowHeaderLayer());
Assert.assertNotNull(gridLayerUnderTest.getCornerLayer());
}
@Test
public void doCommandInvokesBodyFirst() throws Exception {
DummyCommandHandler bodyCommandHandler = new DummyCommandHandler(true);
DummyCommandHandler columnHeaderCommandHandler = new DummyCommandHandler(
true);
DummyCommandHandler rowHeaderCommandHandler = new DummyCommandHandler(
true);
DummyCommandHandler cornerCommandHandler = new DummyCommandHandler(true);
bodyDataLayer.registerCommandHandler(bodyCommandHandler);
columnHeaderDataLayer
.registerCommandHandler(columnHeaderCommandHandler);
rowHeaderDataLayer.registerCommandHandler(rowHeaderCommandHandler);
cornerDataLayer.registerCommandHandler(cornerCommandHandler);
final ILayerCommand command = new LayerCommandFixture();
gridLayerUnderTest.doCommand(command);
Assert.assertTrue(bodyCommandHandler.isCommandCaught());
Assert.assertFalse(columnHeaderCommandHandler.isCommandCaught());
Assert.assertFalse(rowHeaderCommandHandler.isCommandCaught());
Assert.assertFalse(cornerCommandHandler.isCommandCaught());
}
@Test
public void doCommandInvokesOtherLayers() throws Exception {
DummyCommandHandler bodyCommandHandler = new DummyCommandHandler(false);
DummyCommandHandler columnHeaderCommandHandler = new DummyCommandHandler(
false);
DummyCommandHandler rowHeaderCommandHandler = new DummyCommandHandler(
false);
DummyCommandHandler cornerCommandHandler = new DummyCommandHandler(true);
bodyDataLayer.registerCommandHandler(bodyCommandHandler);
columnHeaderDataLayer
.registerCommandHandler(columnHeaderCommandHandler);
rowHeaderDataLayer.registerCommandHandler(rowHeaderCommandHandler);
cornerDataLayer.registerCommandHandler(cornerCommandHandler);
final ILayerCommand command = new LayerCommandFixture();
gridLayerUnderTest.doCommand(command);
Assert.assertFalse(bodyCommandHandler.isCommandCaught());
Assert.assertFalse(columnHeaderCommandHandler.isCommandCaught());
Assert.assertFalse(rowHeaderCommandHandler.isCommandCaught());
Assert.assertTrue(cornerCommandHandler.isCommandCaught());
}
// **** New tests using fixtures ****
/**
* @see ViewportLayerFixture#DEFAULT_CLIENT_AREA
*/
@Test
public void initBodyLayer() throws Exception {
DefaultGridLayer gridLayer = new GridLayerFixture();
ViewportLayer viewport = gridLayer.getBodyLayer().getViewportLayer();
viewport.setClientAreaProvider(new IClientAreaProvider() {
public Rectangle getClientArea() {
return new Rectangle(0, 0, 160, 80);
}
});
// Client area gets init when this command is fired
gridLayer.doCommand(new InitializeClientAreaCommandFixture());
Assert.assertEquals(160, viewport.getClientAreaWidth());
Assert.assertEquals(80, viewport.getClientAreaHeight());
Assert.assertEquals(160, viewport.getWidth());
Assert.assertEquals(80, viewport.getHeight());
}
@Test
public void initRowHeaderHeight() throws Exception {
GridLayer gridLayer = new GridLayerFixture();
gridLayer.doCommand(new InitializeClientAreaCommandFixture());
ILayer rowHeader = gridLayer.getRowHeaderLayer();
// Only visible rows are counted
Assert.assertEquals(100, rowHeader.getHeight());
Assert.assertEquals(40, rowHeader.getWidth());
}
@Test
public void initCorner() throws Exception {
GridLayer gridLayer = new GridLayerFixture();
ILayer colHeader = gridLayer.getCornerLayer();
Assert.assertEquals(20, colHeader.getHeight());
Assert.assertEquals(40, colHeader.getWidth());
}
class DummyCommandHandler extends
AbstractLayerCommandHandler<LayerCommandFixture> {
private final boolean catchCommand;
private boolean caughtCommand;
public DummyCommandHandler(boolean catchCommand) {
this.catchCommand = catchCommand;
}
@Override
public boolean doCommand(LayerCommandFixture command) {
if (catchCommand) {
caughtCommand = true;
return true;
} else {
return false;
}
}
public Class<LayerCommandFixture> getCommandClass() {
return LayerCommandFixture.class;
}
public boolean isCommandCaught() {
return caughtCommand;
}
}
}