| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Eclipse Public License, Version 1.0 (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.eclipse.org/org/documents/epl-v10.php |
| * |
| * 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.android.ide.eclipse.adt.internal.editors.layout.gle2; |
| |
| import com.android.ide.common.rendering.api.ViewInfo; |
| import com.android.ide.eclipse.adt.internal.editors.layout.uimodel.UiViewElementNode; |
| |
| import org.eclipse.swt.widgets.Shell; |
| |
| import java.util.Arrays; |
| |
| import junit.framework.TestCase; |
| |
| public class SelectionManagerTest extends TestCase { |
| private SelectionManager createManager() { |
| LayoutCanvas canvas = new LayoutCanvas(null, null, new Shell(), 0); |
| return new SelectionManager(canvas); |
| } |
| |
| public void testEmpty() { |
| SelectionManager manager = createManager(); |
| |
| assertNotNull(manager.getSelections()); |
| assertEquals(0, manager.getSelections().size()); |
| assertFalse(manager.hasMultiSelection()); |
| assertTrue(manager.isEmpty()); |
| } |
| |
| public void testBasic() { |
| SelectionManager manager = createManager(); |
| assertTrue(manager.isEmpty()); |
| |
| UiViewElementNode rootNode = CanvasViewInfoTest.createNode("android.widget.LinearLayout", |
| true); |
| ViewInfo root = new ViewInfo("LinearLayout", rootNode, 10, 10, 100, 100); |
| UiViewElementNode child1Node = CanvasViewInfoTest.createNode(rootNode, |
| "android.widget.Button", false); |
| ViewInfo child1 = new ViewInfo("Button1", child1Node, 0, 0, 50, 20); |
| UiViewElementNode child2Node = CanvasViewInfoTest.createNode(rootNode, |
| "android.widget.Button", false); |
| ViewInfo child2 = new ViewInfo("Button2", child2Node, 0, 20, 70, 25); |
| root.setChildren(Arrays.asList(child1, child2)); |
| CanvasViewInfo rootView = CanvasViewInfo.create(root, true /* layoutlib5 */).getFirst(); |
| assertNotNull(rootView); |
| |
| manager.selectMultiple(Arrays.asList(rootView, rootView.getChildren().get(0), rootView |
| .getChildren().get(1))); |
| assertEquals(3, manager.getSelections().size()); |
| assertFalse(manager.isEmpty()); |
| assertTrue(manager.hasMultiSelection()); |
| |
| // Expect read-only result; ensure that's the case |
| try { |
| manager.getSelections().remove(0); |
| fail("Result should be read only collection"); |
| } catch (Exception e) { |
| ; //ok, what we expected |
| } |
| |
| manager.selectNone(); |
| assertEquals(0, manager.getSelections().size()); |
| assertTrue(manager.isEmpty()); |
| |
| manager.selectSingle(rootView); |
| assertEquals(1, manager.getSelections().size()); |
| assertFalse(manager.isEmpty()); |
| assertSame(rootView, manager.getSelections().get(0).getViewInfo()); |
| |
| manager.selectMultiple(Arrays.asList(rootView, rootView.getChildren().get(0), rootView |
| .getChildren().get(1))); |
| assertEquals(3, manager.getSelections().size()); |
| |
| manager.deselect(rootView.getChildren().get(0)); |
| assertEquals(2, manager.getSelections().size()); |
| manager.deselect(rootView); |
| assertEquals(1, manager.getSelections().size()); |
| assertSame(rootView.getChildren().get(1), manager.getSelections().get(0).getViewInfo()); |
| } |
| |
| public void testSelectParent() { |
| SelectionManager manager = createManager(); |
| assertTrue(manager.isEmpty()); |
| |
| UiViewElementNode rootNode = CanvasViewInfoTest.createNode("android.widget.LinearLayout", |
| true); |
| ViewInfo root = new ViewInfo("LinearLayout", rootNode, 10, 10, 100, 100); |
| UiViewElementNode child1Node = CanvasViewInfoTest.createNode(rootNode, |
| "android.widget.Button", false); |
| ViewInfo child1 = new ViewInfo("Button1", child1Node, 0, 0, 50, 20); |
| UiViewElementNode child2Node = CanvasViewInfoTest.createNode(rootNode, |
| "android.widget.Button", false); |
| ViewInfo child2 = new ViewInfo("Button2", child2Node, 0, 20, 70, 25); |
| root.setChildren(Arrays.asList(child1, child2)); |
| CanvasViewInfo rootView = CanvasViewInfo.create(root, true /* layoutlib5 */).getFirst(); |
| assertNotNull(rootView); |
| |
| manager.selectMultiple(Arrays.asList(rootView.getChildren().get(0))); |
| assertEquals(1, manager.getSelections().size()); |
| assertFalse(manager.isEmpty()); |
| assertSame(rootView.getChildren().get(0), manager.getSelections().get(0).getViewInfo()); |
| |
| manager.selectParent(); |
| assertEquals(1, manager.getSelections().size()); |
| assertFalse(manager.isEmpty()); |
| assertSame(rootView, manager.getSelections().get(0).getViewInfo()); |
| } |
| } |