Java tutorial
/******************************************************************************* * Copyright (c) 2006-2013 The RCP Company 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: * The RCP Company - initial API and implementation *******************************************************************************/ package com.rcpcompany.uibindings.internal.validators; import static com.rcpcompany.test.utils.ui.UITestUtils.*; import static org.junit.Assert.*; import java.util.Arrays; import java.util.Collection; import java.util.List; import org.eclipse.jface.dialogs.IMessageProvider; import org.eclipse.swt.SWT; import org.eclipse.swt.graphics.Point; import org.eclipse.swt.graphics.RGB; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Text; import org.junit.After; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; import org.junit.runners.Parameterized; import org.junit.runners.Parameterized.Parameters; import com.rcpcompany.uibindings.BindingMessageSeverity; import com.rcpcompany.uibindings.IBindingContext; import com.rcpcompany.uibindings.IBindingMessage; import com.rcpcompany.uibindings.IBindingMessage.FeatureMatchingAlgorithm; import com.rcpcompany.uibindings.IManager; import com.rcpcompany.uibindings.IValueBinding; import com.rcpcompany.uibindings.TextCommitStrategy; import com.rcpcompany.uibindings.internal.bindingMessages.ValueBindingMessageImageDecorator; import com.rcpcompany.uibindings.tests.shop.Shop; import com.rcpcompany.uibindings.tests.shop.ShopFactory; import com.rcpcompany.uibindings.tests.shop.ShopItem; import com.rcpcompany.uibindings.tests.shop.ShopPackage; import com.rcpcompany.uibindings.tests.utils.BaseUIBTestUtils; import com.rcpcompany.uibindings.tests.utils.views.UIBTestView; import com.rcpcompany.uibindings.validators.ConstraintValidatorAdapter; import com.rcpcompany.uibindings.validators.IValidatorAdapterManager; /** * Tests that messages are added to the {@link ValueBindingMessageImageDecorator} at the right * time.. * <p> * Depends on: * <ul> * <li> {@link ShopItem#getPrice()} have the binding type "price"</li> * </ul> * * TODO test of {@link IBindingMessageTarget#getModelKey()} * * @author Tonny Madsen, The RCP Company */ @RunWith(Parameterized.class) public class BindingMessageCollectionTest { private final boolean myEIV; @Parameters public static Collection<Object[]> data() { return Arrays.asList(new Object[][] { // ValidationErrorsAreFatal { true }, { false }, }); } public BindingMessageCollectionTest(boolean eiv) { myEIV = eiv; } private static final int VD = 500; private UIBTestView myView; private Composite myBody; private ShopItem myItem; private IBindingContext myContext; private IValueBinding myBinding; private ValueBindingMessageImageDecorator myMessageDecorator; private ValidatorAdapterManager myValidatorManager; private Text myText; private Label myLabel; private Shop myShop; @Before public void before() { BaseUIBTestUtils.resetAll(); IManager.Factory.getManager().setTextCommitStrategy(TextCommitStrategy.ON_MODIFY); IManager.Factory.getManager().setValidationErrorsAreFatal(myEIV); IManager.Factory.getManager().setValidationDelay(VD); IManager.Factory.getManager().setEditCellSingleClick(false); createModel(); createView(); myValidatorManager = (ValidatorAdapterManager) IValidatorAdapterManager.Factory.getManager(); bindUI(); myMessageDecorator = myBinding.getService(ValueBindingMessageImageDecorator.class); } /** * */ private void bindUI() { myContext = IBindingContext.Factory.createContext(myView.getScrolledForm()); myBinding = myContext.addBinding(myText, myItem, ShopPackage.Literals.SHOP_ITEM__PRICE); myContext.finish(); yield(); myView.getBody().layout(); } /** * */ private void createView() { myView = BaseUIBTestUtils.createUIBTestView(this); myBody = myView.getBody(); ((GridLayout) myBody.getLayout()).numColumns = 2; myLabel = new Label(myBody, SWT.NONE); myLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); myLabel.setText("lala:"); myText = new Text(myBody, SWT.SINGLE | SWT.LEAD | SWT.BORDER); myText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); } /** * */ private void createModel() { myShop = ShopFactory.eINSTANCE.createShop(); myItem = ShopFactory.eINSTANCE.createShopItem(); myItem.setPrice(200f); myItem.setShop(myShop); } @After public void disposeView() { if (myView != null) { myView.getSite().getPage().hideView(myView); } myValidatorManager.removeRoot(myShop); } @Test public void testBinding() { yield(); assertNotNull(myValidatorManager); assertNotNull(myMessageDecorator); final int initNoUnboundMessage = myValidatorManager.getUnboundMessages().size(); assertEquals(0, initNoUnboundMessage); myValidatorManager.addRoot(myShop, new ConstraintValidatorAdapter()); final int noUnboundMessage = myValidatorManager.getUnboundMessages().size(); assertTrue(noUnboundMessage >= initNoUnboundMessage); final List<IBindingMessage> messages = myMessageDecorator.getMessages(); assertNotNull(messages); assertEquals(0, messages.size()); yield(); final Point size = myText.getSize(); assertTrue(size.y > 0); assertPixelColor("", myText, -5, size.y - 6, new RGB(255, 255, 255)); myItem.setPrice(-1.0f); assertEquals(noUnboundMessage, myValidatorManager.getUnboundMessages().size()); assertEquals(0, messages.size()); yield(); assertPixelColor("", myText, -5, size.y - 4, new RGB(216, 66, 79)); // Test before the validation delay - problem already found due to the binding // sleep(VD - 150); assertEquals(noUnboundMessage, myValidatorManager.getUnboundMessages().size()); assertEquals(1, messages.size()); // Test after the validation delay sleep(VD); assertEquals(noUnboundMessage + 1, myValidatorManager.getUnboundMessages().size()); // Still just one error, and the two are collapsed into one assertEquals(1, messages.size()); yield(); assertPixelColor("", myText, -5, size.y - 4, new RGB(216, 66, 79)); final IBindingMessage message = messages.get(0); assertEquals(myBinding, message.getBinding()); assertEquals(myText, message.getControl()); assertEquals(IMessageProvider.ERROR, message.getMessageType()); assertEquals(BindingMessageSeverity.ERROR, message.getSeverity()); assertTrue(message.matches(myItem, ShopPackage.Literals.SHOP_ITEM__PRICE, null, FeatureMatchingAlgorithm.EXACT)); assertEquals(myLabel.getText() + " ", message.getPrefix()); myItem.setPrice(100f); // assertEquals(noUnboundMessage + 1, myValidatorManager.getUnboundMessages().size()); assertEquals(1, messages.size()); assertEquals(message, messages.get(0)); yield(); assertPixelColor("", myText, -5, size.y - 4, new RGB(216, 66, 79)); // Test before the validation delay sleep(VD - 100); assertEquals(noUnboundMessage + 1, myValidatorManager.getUnboundMessages().size()); assertEquals(1, messages.size()); assertEquals(message, messages.get(0)); yield(); assertPixelColor("", myText, -5, size.y - 4, new RGB(216, 66, 79)); // Test after the validation delay sleep(300); assertEquals(noUnboundMessage, myValidatorManager.getUnboundMessages().size()); assertEquals(0, messages.size()); yield(); assertPixelColor("", myText, -5, size.y - 6, new RGB(255, 255, 255)); assertEquals(initNoUnboundMessage, myValidatorManager.getUnboundMessages().size()); } /** * Checks that messages are correctly recalulated. */ @Test public void testBasicUpdateOfMessage() { myValidatorManager.addRoot(myShop, new ConstraintValidatorAdapter()); /* * Initial situation */ sleep(2 * VD); assertEquals(0, myValidatorManager.getUnboundMessages().size()); /* * Negative price */ myItem.setPrice(-1f); sleep(2 * VD); assertEquals(1, myValidatorManager.getUnboundMessages().size()); final IBindingMessage message1 = myValidatorManager.getUnboundMessages().get(0); assertTrue(message1.getMessage().contains("'-1'")); /* * Change the price and check the message is changed as well. */ myItem.setPrice(-10f); sleep(2 * VD); assertEquals(1, myValidatorManager.getUnboundMessages().size()); final IBindingMessage message2 = myValidatorManager.getUnboundMessages().get(0); assertTrue(message2.getMessage().contains("'-10'")); /* * Change abbreviation to something correct. */ myItem.setPrice(10f); sleep(2 * VD); assertEquals(0, myValidatorManager.getUnboundMessages().size()); } }