| /* |
| * Copyright 2010 Google Inc. |
| * |
| * 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. |
| */ |
| package com.google.gwt.view.client; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| /** |
| * Tests for {@link MultiSelectionModel}. |
| */ |
| public class MultiSelectionModelTest extends AbstractSelectionModelTest { |
| |
| public void testGetSelectedSet() { |
| MultiSelectionModel<String> model = createSelectionModel(null); |
| Set<String> selected = new HashSet<String>(); |
| assertEquals(selected, model.getSelectedSet()); |
| |
| model.setSelected("test0", true); |
| selected.add("test0"); |
| assertEquals(selected, model.getSelectedSet()); |
| |
| model.setSelected("test1", true); |
| selected.add("test1"); |
| assertEquals(selected, model.getSelectedSet()); |
| |
| model.setSelected("test0", false); |
| selected.remove("test0"); |
| assertEquals(selected, model.getSelectedSet()); |
| } |
| |
| public void testSelectedChangeEvent() { |
| MultiSelectionModel<String> model = createSelectionModel(null); |
| SelectionChangeEvent.Handler handler = new SelectionChangeEvent.Handler() { |
| public void onSelectionChange(SelectionChangeEvent event) { |
| finishTest(); |
| } |
| }; |
| model.addSelectionChangeHandler(handler); |
| |
| delayTestFinish(2000); |
| model.setSelected("test", true); |
| } |
| |
| public void testNoDuplicateChangeEvent() { |
| MultiSelectionModel<String> model = createSelectionModel(null); |
| SelectionChangeEvent.Handler handler = new SelectionChangeEvent.Handler() { |
| public void onSelectionChange(SelectionChangeEvent event) { |
| fail(); |
| } |
| }; |
| |
| model.setSelected("test", true); |
| model.addSelectionChangeHandler(handler); |
| model.setSelected("test", true); // Should not fire change event |
| model.setSelected("test", true); // Should not fire change event |
| } |
| |
| public void testNoDuplicateChangeEvent2() { |
| MultiSelectionModel<String> model = createSelectionModel(null); |
| SelectionChangeEvent.Handler handler = new SelectionChangeEvent.Handler() { |
| public void onSelectionChange(SelectionChangeEvent event) { |
| fail(); |
| } |
| }; |
| |
| model.setSelected("test", true); |
| model.setSelected("test", false); |
| model.addSelectionChangeHandler(handler); |
| model.setSelected("test", false); // Should not fire change event |
| model.setSelected("test", false); // Should not fire change event |
| } |
| |
| public void testSetSelected() { |
| MultiSelectionModel<String> model = createSelectionModel(null); |
| assertFalse(model.isSelected("test0")); |
| |
| model.setSelected("test0", true); |
| assertTrue(model.isSelected("test0")); |
| |
| model.setSelected("test1", true); |
| assertTrue(model.isSelected("test1")); |
| assertTrue(model.isSelected("test0")); |
| |
| model.setSelected("test1", false); |
| assertFalse(model.isSelected("test1")); |
| assertTrue(model.isSelected("test0")); |
| } |
| |
| public void testSetSelectedWithKeyProvider() { |
| ProvidesKey<String> keyProvider = new ProvidesKey<String>() { |
| public Object getKey(String item) { |
| return item.toUpperCase(); |
| } |
| }; |
| MultiSelectionModel<String> model = createSelectionModel(keyProvider); |
| assertFalse(model.isSelected("test0")); |
| |
| model.setSelected("test0", true); |
| assertTrue(model.isSelected("test0")); |
| assertTrue(model.isSelected("TEST0")); |
| |
| model.setSelected("test1", true); |
| assertTrue(model.isSelected("test1")); |
| assertTrue(model.isSelected("TEST1")); |
| assertTrue(model.isSelected("test0")); |
| assertTrue(model.isSelected("TEST0")); |
| |
| model.setSelected("test1", false); |
| assertFalse(model.isSelected("test1")); |
| assertFalse(model.isSelected("TEST1")); |
| assertTrue(model.isSelected("test0")); |
| assertTrue(model.isSelected("TEST0")); |
| } |
| |
| @Override |
| protected MultiSelectionModel<String> createSelectionModel(ProvidesKey<String> keyProvider) { |
| return new MultiSelectionModel<String>(keyProvider); |
| } |
| } |