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 javafx.scene;
27
28 import 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.shape.Rectangle;
33 import javafx.stage.Stage;
34 import org.junit.Before;
35 import org.junit.Test;
36
37 import static org.junit.Assert.*;
38
39 /**
40 * Tests to make sure the synchronization of children between a Parent and PGGroup
41 * works as expected.
42 */
43 public class Parent_structure_sync_Test {
44 private Rectangle r1, r2, r3, r4, r5;
45 private Parent parent;
46 private NGGroup peer;
47
48 @Before public void setup() {
49 parent = new Group();
50 r1 = new Rectangle(0, 0, 10, 10);
51 r2 = new Rectangle(0, 0, 10, 10);
52 r3 = new Rectangle(0, 0, 10, 10);
53 r4 = new Rectangle(0, 0, 10, 10);
54 r5 = new Rectangle(0, 0, 10, 10);
55 peer = parent.impl_getPeer();
56
57 Scene scene = new Scene(parent);
58 Stage stage = new Stage();
59 stage.setScene(scene);
60 stage.show();
61
62 sync();
63 }
64
65 private void sync() {
66 ((StubToolkit) Toolkit.getToolkit()).firePulse();
67 }
68
69 @Test public void emptyParentShouldHaveEmptyPGGroup() {
70 assertTrue(peer.getChildren().isEmpty());
71 }
72
73 @Test public void childAddedToEmptyParentShouldBeInPGGroup() {
74 parent.getChildren().add(r1);
75 sync();
76 assertEquals(1, peer.getChildren().size());
77 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
78 }
79
80 @Test public void childrenAddedToEmptyParentShouldAllBeInPGGroup() {
81 parent.getChildren().addAll(r1, r2, r3);
82 sync();
83 assertEquals(3, peer.getChildren().size());
84 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
85 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
86 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
87 }
88
89 @Test public void addingAChildToTheBack() {
90 parent.getChildren().addAll(r2, r3, r4);
91 sync();
92 parent.getChildren().add(0, r1);
93 sync();
94 assertEquals(4, peer.getChildren().size());
95 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
96 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
97 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
98 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
99 }
100
101 @Test public void addingAChildToTheFront() {
102 parent.getChildren().addAll(r1, r2, r3);
103 sync();
104 parent.getChildren().add(r4);
105 sync();
106 assertEquals(4, peer.getChildren().size());
107 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
108 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
109 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
110 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
111 }
112
113 @Test public void addingAChildToTheCenter() {
114 parent.getChildren().addAll(r1, r2, r4);
115 sync();
116 parent.getChildren().add(2, r3);
117 sync();
118 assertEquals(4, peer.getChildren().size());
119 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
120 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
121 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
122 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
123 }
124
125 @Test public void removingAChildFromTheFront() {
126 parent.getChildren().addAll(r1, r2, r3, r4);
127 sync();
128 parent.getChildren().remove(3);
129 sync();
130 assertEquals(3, peer.getChildren().size());
131 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
132 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
133 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
134 }
135
136 @Test public void removingAChildFromTheBack() {
137 parent.getChildren().addAll(r4, r1, r2, r3);
138 sync();
139 parent.getChildren().remove(0);
140 sync();
141 assertEquals(3, peer.getChildren().size());
142 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
143 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
144 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
145 }
146
147 @Test public void removingAChildFromTheCenter() {
148 parent.getChildren().addAll(r1, r2, r4, r3);
149 sync();
150 parent.getChildren().remove(2);
151 sync();
152 assertEquals(3, peer.getChildren().size());
153 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
154 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
155 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
156 }
157
158 @Test public void movingAChildFromTheBackToTheFront() {
159 parent.getChildren().addAll(r4, r1, r2, r3);
160 sync();
161 r4.toFront();
162 sync();
163 assertEquals(4, peer.getChildren().size());
164 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
165 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
166 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
167 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
168 }
169
170 @Test public void movingAChildFromTheBackToTheFrontAndAddingAChild() {
171 parent.getChildren().addAll(r4, r1, r2, r3);
172 sync();
173 r4.toFront();
174 parent.getChildren().add(r5);
175 sync();
176 assertEquals(5, peer.getChildren().size());
177 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
178 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
179 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
180 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
181 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
182 }
183
184 @Test public void movingAChildFromTheBackToTheFrontAndRemovingAChild() {
185 parent.getChildren().addAll(r3, r1, r4, r2);
186 sync();
187 r3.toFront();
188 parent.getChildren().remove(1);
189 sync();
190 assertEquals(3, peer.getChildren().size());
191 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
192 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
193 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
194 }
195
196 @Test public void movingAChildFromTheBackToTheFrontAndThenRemovingTheChild() {
197 parent.getChildren().addAll(r4, r1, r2, r3);
198 sync();
199 r4.toFront();
200 parent.getChildren().remove(3);
201 sync();
202 assertEquals(3, peer.getChildren().size());
203 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
204 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
205 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
206 }
207
208 @Test public void movingAChildFromTheCenterToTheFront() {
209 parent.getChildren().addAll(r1, r2, r4, r3);
210 sync();
211 r4.toFront();
212 sync();
213 assertEquals(4, peer.getChildren().size());
214 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
215 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
216 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
217 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
218 }
219
220 @Test public void movingAChildFromTheCenterToTheBack() {
221 parent.getChildren().addAll(r2, r3, r1, r4);
222 sync();
223 r1.toBack();
224 sync();
225 assertEquals(4, peer.getChildren().size());
226 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
227 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
228 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
229 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
230 }
231
232 @Test public void movingAChildFromTheCenterToTheFrontAndAddingAChild() {
233 parent.getChildren().addAll(r1, r2, r4, r3);
234 sync();
235 r4.toFront();
236 parent.getChildren().add(r5);
237 sync();
238 assertEquals(5, peer.getChildren().size());
239 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
240 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
241 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
242 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
243 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
244 }
245
246 @Test public void movingAChildFromTheCenterToTheFrontAndRemovingAChild() {
247 parent.getChildren().addAll(r1, r2, r3, r4);
248 sync();
249 r3.toFront();
250 parent.getChildren().remove(2);
251 sync();
252 assertEquals(3, peer.getChildren().size());
253 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
254 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
255 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
256 }
257
258 @Test public void movingAChildFromTheCenterToTheFrontAndThenRemovingTheChild() {
259 parent.getChildren().addAll(r1, r2, r4, r3);
260 sync();
261 r4.toFront();
262 parent.getChildren().remove(3);
263 sync();
264 assertEquals(3, peer.getChildren().size());
265 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
266 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
267 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
268 }
269
270 @Test public void movingAChildFromTheFrontToTheBack() {
271 parent.getChildren().addAll(r2, r3, r4, r1);
272 sync();
273 r1.toBack();
274 sync();
275 assertEquals(4, peer.getChildren().size());
276 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
277 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
278 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
279 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
280 }
281
282 @Test public void movingAChildFromTheFrontToTheBackAndAddingAChild() {
283 parent.getChildren().addAll(r2, r3, r4, r1);
284 sync();
285 r1.toBack();
286 parent.getChildren().add(r5);
287 sync();
288 assertEquals(5, peer.getChildren().size());
289 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
290 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
291 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
292 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
293 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
294 }
295
296 @Test public void movingAChildFromTheFrontToTheBackAndRemovingAChild() {
297 parent.getChildren().addAll(r2, r3, r4, r1);
298 sync();
299 r1.toBack();
300 parent.getChildren().remove(3);
301 sync();
302 assertEquals(3, peer.getChildren().size());
303 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
304 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
305 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
306 }
307
308 @Test public void movingAChildFromTheFrontToTheBackAndThenRemovingTheChild() {
309 parent.getChildren().addAll(r1, r2, r3, r4);
310 sync();
311 r4.toBack();
312 parent.getChildren().remove(0);
313 sync();
314 assertEquals(3, peer.getChildren().size());
315 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
316 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
317 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
318 }
319
320 @Test
321 public void validateParentsRemovedList() {
322 Group parent2 = new Group();
323 parent2.getChildren().addAll(r1, r2);
324 parent.getChildren().add(parent2);
325 sync();
326 parent2.getChildren().remove(r1);
327 assertNotNull(parent2.test_getRemoved());
328 assertFalse(parent2.test_getRemoved().isEmpty());
329 sync();
330 assertTrue(parent2.test_getRemoved().isEmpty());
331 parent2.getChildren().remove(r2);
332 parent.setVisible(false);
333 assertFalse(parent2.test_getRemoved().isEmpty());
334 sync();
335 assertTrue(parent2.test_getRemoved().isEmpty());
336 }
337 }