/* * #%L * GwtMaterial * %% * Copyright (C) 2015 - 2017 GwtMaterialDesign * %% * 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. * #L% */ package gwt.material.design.client.ui; import com.google.gwt.user.client.ui.ListBox; import gwt.material.design.client.ui.html.Label; import gwt.material.design.client.ui.html.Option; import java.util.ArrayList; import java.util.List; /** * Test case for List Value Box. * * @author kevzlou7979 * @author Ben Dol */ public class MaterialListBoxTest extends MaterialListValueBoxTest<String> { @Override protected MaterialListBox createWidget() { return new MaterialListBox(); } @Override public void testValues() { // given MaterialListBox listBox = (MaterialListBox) getWidget(); List<String> users = new ArrayList<>(); for (int i = 1; i <= 5; i++) { users.add("user" + i); } // when / then checkValues(listBox, users); } public void testChildren() { // UiBinder // given MaterialListBox listBox = (MaterialListBox)getWidget(); // when / then assertEquals(3, listBox.getChildren().size()); assertTrue(listBox.getWidget(0) instanceof ListBox); assertTrue(listBox.getWidget(1) instanceof Label); assertTrue(listBox.getWidget(2) instanceof MaterialLabel); } public void testAllowBlanks() { // given MaterialListBox listBox = (MaterialListBox)getWidget(); assertFalse(listBox.isAllowBlank()); assertEquals(0, listBox.getItemCount()); // when / then listBox.setValue(null); assertEquals("", listBox.getValue()); listBox.setAllowBlank(true); listBox.addItem("user1"); listBox.addItem("user2"); Option option = new Option("user3"); listBox.add(option); assertEquals(4, listBox.getItemCount()); listBox.setValue(""); assertEquals("", listBox.getValue()); assertEquals(0, listBox.getSelectedIndex()); listBox.setValue("user3"); assertEquals("user3", listBox.getValue()); assertEquals(3, listBox.getSelectedIndex()); listBox.setValue(null); assertEquals("", listBox.getValue()); assertEquals(0, listBox.getSelectedIndex()); listBox.setValue("user4"); assertEquals("", listBox.getValue()); assertEquals(0, listBox.getSelectedIndex()); listBox.setAllowBlank(false); assertEquals(3, listBox.getItemCount()); assertEquals("user1", listBox.getValue()); assertEquals(0, listBox.getSelectedIndex()); } }