| /******************************************************************************* |
| * Copyright (c) 2009 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| ******************************************************************************/ |
| |
| package org.eclipse.ui.tests.commands; |
| |
| import org.eclipse.core.commands.Command; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.commands.Parameterization; |
| import org.eclipse.core.commands.ParameterizedCommand; |
| import org.eclipse.core.commands.State; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.ui.commands.ICommandService; |
| import org.eclipse.ui.commands.IElementReference; |
| import org.eclipse.ui.handlers.IHandlerService; |
| import org.eclipse.ui.handlers.RegistryToggleState; |
| import org.eclipse.ui.menus.UIElement; |
| import org.eclipse.ui.services.IServiceLocator; |
| import org.eclipse.ui.tests.harness.util.UITestCase; |
| |
| /** |
| * @since 3.5 |
| * @author Prakash G.R. |
| * |
| */ |
| public class ToggleStateTest extends UITestCase { |
| |
| private ICommandService commandService; |
| private IHandlerService handlerService; |
| |
| |
| public ToggleStateTest(String testName) { |
| super(testName); |
| } |
| |
| |
| protected void doSetUp() throws Exception { |
| super.doSetUp(); |
| commandService = (ICommandService) fWorkbench.getService(ICommandService.class); |
| handlerService = (IHandlerService) fWorkbench.getService(IHandlerService.class); |
| } |
| |
| public void testDefaultValues() throws Exception { |
| |
| Command command1 = commandService.getCommand("org.eclipse.ui.tests.toggleStateCommand1"); |
| Command command2 = commandService.getCommand("org.eclipse.ui.tests.toggleStateCommand2"); |
| |
| // check the initial values |
| assertState(command1, true); |
| assertState(command2, false); |
| |
| // execute and check the values have changed or not |
| handlerService.executeCommand(command1.getId(), null); |
| handlerService.executeCommand(command2.getId(), null); |
| |
| assertState(command1, false); |
| assertState(command2, true); |
| |
| } |
| |
| public void testExceptionThrown() throws Exception { |
| |
| Command command3 = commandService.getCommand("org.eclipse.ui.tests.toggleStateCommand3"); |
| try { |
| handlerService.executeCommand(command3.getId(), null); |
| fail("Command3 doesn't have any state. An exception must be thrown from the handler, when trying to change that"); |
| } catch (Exception e) { |
| if(!(e instanceof ExecutionException)) |
| throw e; |
| } |
| } |
| |
| static class MyUIElement extends UIElement{ |
| |
| private boolean checked; |
| protected MyUIElement(IServiceLocator serviceLocator){ |
| super(serviceLocator); |
| } |
| |
| public void setDisabledIcon(ImageDescriptor desc) {} |
| public void setHoverIcon(ImageDescriptor desc) {} |
| public void setIcon(ImageDescriptor desc) {} |
| public void setText(String text) {} |
| public void setTooltip(String text) {} |
| |
| public void setChecked(boolean checked) { |
| this.checked = checked; |
| } |
| |
| public boolean isChecked() { |
| return checked; |
| } |
| |
| } |
| |
| public void testMultipleContributions() throws Exception{ |
| |
| Command command1 = commandService.getCommand("org.eclipse.ui.tests.toggleStateCommand1"); |
| ParameterizedCommand parameterizedCommand = new ParameterizedCommand(command1, new Parameterization[0]); |
| |
| MyUIElement element1 = new MyUIElement(fWorkbench); |
| MyUIElement element2 = new MyUIElement(fWorkbench); |
| |
| IElementReference reference1 = commandService.registerElementForCommand(parameterizedCommand, element1); |
| IElementReference reference2 = commandService.registerElementForCommand(parameterizedCommand, element2); |
| |
| try{ |
| |
| commandService.refreshElements(command1.getId(), null); |
| assertEquals(element1.isChecked(), element2.isChecked()); |
| |
| Boolean oldValue = (Boolean) handlerService.executeCommand(command1.getId(), null); |
| //value should have changed |
| assertEquals(!oldValue.booleanValue(), element1.isChecked()); |
| //and changed in both places |
| assertEquals(element1.isChecked(), element2.isChecked()); |
| |
| }finally { |
| commandService.unregisterElement(reference1); |
| commandService.unregisterElement(reference2); |
| } |
| |
| } |
| |
| private void assertState(Command command1, boolean expectedValue) { |
| State state = command1.getState(RegistryToggleState.STATE_ID); |
| Object value = state.getValue(); |
| assertTrue(value instanceof Boolean); |
| assertEquals(expectedValue, ((Boolean)value).booleanValue()); |
| } |
| |
| } |