1 /*
2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package test.javafx.scene;
27
28 import test.com.sun.javafx.pgstub.StubToolkit;
29 import com.sun.javafx.sg.prism.NGGroup;
30 import com.sun.javafx.tk.Toolkit;
31 import java.util.List;
32 import javafx.scene.Group;
33 import javafx.scene.Parent;
34 import javafx.scene.ParentShim;
35 import javafx.scene.Scene;
36 import javafx.scene.shape.Rectangle;
37 import javafx.stage.Stage;
38 import org.junit.Before;
39 import org.junit.Test;
40
41 import static org.junit.Assert.*;
42
43 /**
44 * Tests to make sure the synchronization of children between a Parent and PGGroup
45 * works as expected.
46 */
47 public class Parent_structure_sync_Test {
48 private Rectangle r1, r2, r3, r4, r5;
49 private Parent parent;
50 private NGGroup peer;
51
52 @Before public void setup() {
53 parent = new Group();
54 r1 = new Rectangle(0, 0, 10, 10);
55 r2 = new Rectangle(0, 0, 10, 10);
56 r3 = new Rectangle(0, 0, 10, 10);
57 r4 = new Rectangle(0, 0, 10, 10);
58 r5 = new Rectangle(0, 0, 10, 10);
59 peer = parent.impl_getPeer();
60
61 Scene scene = new Scene(parent);
62 Stage stage = new Stage();
63 stage.setScene(scene);
64 stage.show();
65
66 sync();
67 }
68
69 private void sync() {
70 ((StubToolkit) Toolkit.getToolkit()).firePulse();
71 }
72
73 @Test public void emptyParentShouldHaveEmptyPGGroup() {
74 assertTrue(peer.getChildren().isEmpty());
75 }
76
77 @Test public void childAddedToEmptyParentShouldBeInPGGroup() {
78 ParentShim.getChildren(parent).add(r1);
79 sync();
80 assertEquals(1, peer.getChildren().size());
81 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
82 }
83
84 @Test public void childrenAddedToEmptyParentShouldAllBeInPGGroup() {
85 ParentShim.getChildren(parent).addAll(r1, r2, r3);
86 sync();
87 assertEquals(3, peer.getChildren().size());
88 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
89 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
90 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
91 }
92
93 @Test public void addingAChildToTheBack() {
94 ParentShim.getChildren(parent).addAll(r2, r3, r4);
95 sync();
96 ParentShim.getChildren(parent).add(0, r1);
97 sync();
98 assertEquals(4, peer.getChildren().size());
99 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
100 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
101 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
102 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
103 }
104
105 @Test public void addingAChildToTheFront() {
106 ParentShim.getChildren(parent).addAll(r1, r2, r3);
107 sync();
108 ParentShim.getChildren(parent).add(r4);
109 sync();
110 assertEquals(4, peer.getChildren().size());
111 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
112 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
113 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
114 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
115 }
116
117 @Test public void addingAChildToTheCenter() {
118 ParentShim.getChildren(parent).addAll(r1, r2, r4);
119 sync();
120 ParentShim.getChildren(parent).add(2, r3);
121 sync();
122 assertEquals(4, peer.getChildren().size());
123 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
124 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
125 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
126 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
127 }
128
129 @Test public void removingAChildFromTheFront() {
130 ParentShim.getChildren(parent).addAll(r1, r2, r3, r4);
131 sync();
132 ParentShim.getChildren(parent).remove(3);
133 sync();
134 assertEquals(3, peer.getChildren().size());
135 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
136 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
137 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
138 }
139
140 @Test public void removingAChildFromTheBack() {
141 ParentShim.getChildren(parent).addAll(r4, r1, r2, r3);
142 sync();
143 ParentShim.getChildren(parent).remove(0);
144 sync();
145 assertEquals(3, peer.getChildren().size());
146 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
147 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
148 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
149 }
150
151 @Test public void removingAChildFromTheCenter() {
152 ParentShim.getChildren(parent).addAll(r1, r2, r4, r3);
153 sync();
154 ParentShim.getChildren(parent).remove(2);
155 sync();
156 assertEquals(3, peer.getChildren().size());
157 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
158 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
159 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
160 }
161
162 @Test public void movingAChildFromTheBackToTheFront() {
163 ParentShim.getChildren(parent).addAll(r4, r1, r2, r3);
164 sync();
165 r4.toFront();
166 sync();
167 assertEquals(4, peer.getChildren().size());
168 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
169 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
170 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
171 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
172 }
173
174 @Test public void movingAChildFromTheBackToTheFrontAndAddingAChild() {
175 ParentShim.getChildren(parent).addAll(r4, r1, r2, r3);
176 sync();
177 r4.toFront();
178 ParentShim.getChildren(parent).add(r5);
179 sync();
180 assertEquals(5, peer.getChildren().size());
181 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
182 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
183 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
184 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
185 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
186 }
187
188 @Test public void movingAChildFromTheBackToTheFrontAndRemovingAChild() {
189 ParentShim.getChildren(parent).addAll(r3, r1, r4, r2);
190 sync();
191 r3.toFront();
192 ParentShim.getChildren(parent).remove(1);
193 sync();
194 assertEquals(3, peer.getChildren().size());
195 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
196 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
197 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
198 }
199
200 @Test public void movingAChildFromTheBackToTheFrontAndThenRemovingTheChild() {
201 ParentShim.getChildren(parent).addAll(r4, r1, r2, r3);
202 sync();
203 r4.toFront();
204 ParentShim.getChildren(parent).remove(3);
205 sync();
206 assertEquals(3, peer.getChildren().size());
207 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
208 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
209 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
210 }
211
212 @Test public void movingAChildFromTheCenterToTheFront() {
213 ParentShim.getChildren(parent).addAll(r1, r2, r4, r3);
214 sync();
215 r4.toFront();
216 sync();
217 assertEquals(4, peer.getChildren().size());
218 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
219 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
220 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
221 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
222 }
223
224 @Test public void movingAChildFromTheCenterToTheBack() {
225 ParentShim.getChildren(parent).addAll(r2, r3, r1, r4);
226 sync();
227 r1.toBack();
228 sync();
229 assertEquals(4, peer.getChildren().size());
230 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
231 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
232 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
233 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
234 }
235
236 @Test public void movingAChildFromTheCenterToTheFrontAndAddingAChild() {
237 ParentShim.getChildren(parent).addAll(r1, r2, r4, r3);
238 sync();
239 r4.toFront();
240 ParentShim.getChildren(parent).add(r5);
241 sync();
242 assertEquals(5, peer.getChildren().size());
243 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
244 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
245 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
246 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
247 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
248 }
249
250 @Test public void movingAChildFromTheCenterToTheFrontAndRemovingAChild() {
251 ParentShim.getChildren(parent).addAll(r1, r2, r3, r4);
252 sync();
253 r3.toFront();
254 ParentShim.getChildren(parent).remove(2);
255 sync();
256 assertEquals(3, peer.getChildren().size());
257 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
258 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
259 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
260 }
261
262 @Test public void movingAChildFromTheCenterToTheFrontAndThenRemovingTheChild() {
263 ParentShim.getChildren(parent).addAll(r1, r2, r4, r3);
264 sync();
265 r4.toFront();
266 ParentShim.getChildren(parent).remove(3);
267 sync();
268 assertEquals(3, peer.getChildren().size());
269 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
270 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
271 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
272 }
273
274 @Test public void movingAChildFromTheFrontToTheBack() {
275 ParentShim.getChildren(parent).addAll(r2, r3, r4, r1);
276 sync();
277 r1.toBack();
278 sync();
279 assertEquals(4, peer.getChildren().size());
280 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
281 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
282 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
283 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
284 }
285
286 @Test public void movingAChildFromTheFrontToTheBackAndAddingAChild() {
287 ParentShim.getChildren(parent).addAll(r2, r3, r4, r1);
288 sync();
289 r1.toBack();
290 ParentShim.getChildren(parent).add(r5);
291 sync();
292 assertEquals(5, peer.getChildren().size());
293 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
294 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
295 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
296 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
297 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
298 }
299
300 @Test public void movingAChildFromTheFrontToTheBackAndRemovingAChild() {
301 ParentShim.getChildren(parent).addAll(r2, r3, r4, r1);
302 sync();
303 r1.toBack();
304 ParentShim.getChildren(parent).remove(3);
305 sync();
306 assertEquals(3, peer.getChildren().size());
307 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
308 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
309 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
310 }
311
312 @Test public void movingAChildFromTheFrontToTheBackAndThenRemovingTheChild() {
313 ParentShim.getChildren(parent).addAll(r1, r2, r3, r4);
314 sync();
315 r4.toBack();
316 ParentShim.getChildren(parent).remove(0);
317 sync();
318 assertEquals(3, peer.getChildren().size());
319 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
320 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
321 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
322 }
323
324 @Test
325 public void validateParentsRemovedList() {
326 Group parent2 = new Group();
327 ParentShim.getChildren(parent2).addAll(r1, r2);
328 ParentShim.getChildren(parent).add(parent2);
329 sync();
330 ParentShim.getChildren(parent2).remove(r1);
331 assertNotNull(ParentShim.test_getRemoved(parent2));
332 assertFalse(ParentShim.test_getRemoved(parent2).isEmpty());
333 sync();
334 assertTrue(ParentShim.test_getRemoved(parent2).isEmpty());
335 ParentShim.getChildren(parent2).remove(r2);
336 parent.setVisible(false);
337 assertFalse(ParentShim.test_getRemoved(parent2).isEmpty());
338 sync();
339 assertTrue(ParentShim.test_getRemoved(parent2).isEmpty());
340 }
341 }