1 /*
2 * Copyright (c) 2011, 2013, 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 javafx.scene.shape.Rectangle;
32 import javafx.stage.Stage;
33 import org.junit.Before;
34 import org.junit.Test;
35
36 import static org.junit.Assert.*;
37
38 /**
39 * Tests to make sure the synchronization of children between a Parent and PGGroup
40 * works as expected.
41 */
42 public class Parent_structure_sync_Test {
43 private Rectangle r1, r2, r3, r4, r5;
44 private Parent parent;
45 private NGGroup peer;
46
47 @Before public void setup() {
48 parent = new Group();
49 r1 = new Rectangle(0, 0, 10, 10);
50 r2 = new Rectangle(0, 0, 10, 10);
51 r3 = new Rectangle(0, 0, 10, 10);
52 r4 = new Rectangle(0, 0, 10, 10);
53 r5 = new Rectangle(0, 0, 10, 10);
54 peer = parent.impl_getPeer();
55
56 Scene scene = new Scene(parent);
57 Stage stage = new Stage();
58 stage.setScene(scene);
59 stage.show();
60
61 sync();
62 }
63
64 private void sync() {
65 ((StubToolkit) Toolkit.getToolkit()).firePulse();
66 }
67
68 @Test public void emptyParentShouldHaveEmptyPGGroup() {
69 assertTrue(peer.getChildren().isEmpty());
70 }
71
72 @Test public void childAddedToEmptyParentShouldBeInPGGroup() {
73 parent.getChildren().add(r1);
74 sync();
75 assertEquals(1, peer.getChildren().size());
76 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
77 }
78
79 @Test public void childrenAddedToEmptyParentShouldAllBeInPGGroup() {
80 parent.getChildren().addAll(r1, r2, r3);
81 sync();
82 assertEquals(3, peer.getChildren().size());
83 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
84 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
85 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
86 }
87
88 @Test public void addingAChildToTheBack() {
89 parent.getChildren().addAll(r2, r3, r4);
90 sync();
91 parent.getChildren().add(0, r1);
92 sync();
93 assertEquals(4, peer.getChildren().size());
94 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
95 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
96 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
97 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
98 }
99
100 @Test public void addingAChildToTheFront() {
101 parent.getChildren().addAll(r1, r2, r3);
102 sync();
103 parent.getChildren().add(r4);
104 sync();
105 assertEquals(4, peer.getChildren().size());
106 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
107 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
108 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
109 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
110 }
111
112 @Test public void addingAChildToTheCenter() {
113 parent.getChildren().addAll(r1, r2, r4);
114 sync();
115 parent.getChildren().add(2, r3);
116 sync();
117 assertEquals(4, peer.getChildren().size());
118 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
119 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
120 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
121 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
122 }
123
124 @Test public void removingAChildFromTheFront() {
125 parent.getChildren().addAll(r1, r2, r3, r4);
126 sync();
127 parent.getChildren().remove(3);
128 sync();
129 assertEquals(3, peer.getChildren().size());
130 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
131 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
132 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
133 }
134
135 @Test public void removingAChildFromTheBack() {
136 parent.getChildren().addAll(r4, r1, r2, r3);
137 sync();
138 parent.getChildren().remove(0);
139 sync();
140 assertEquals(3, peer.getChildren().size());
141 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
142 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
143 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
144 }
145
146 @Test public void removingAChildFromTheCenter() {
147 parent.getChildren().addAll(r1, r2, r4, r3);
148 sync();
149 parent.getChildren().remove(2);
150 sync();
151 assertEquals(3, peer.getChildren().size());
152 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
153 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
154 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
155 }
156
157 @Test public void movingAChildFromTheBackToTheFront() {
158 parent.getChildren().addAll(r4, r1, r2, r3);
159 sync();
160 r4.toFront();
161 sync();
162 assertEquals(4, peer.getChildren().size());
163 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
164 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
165 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
166 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
167 }
168
169 @Test public void movingAChildFromTheBackToTheFrontAndAddingAChild() {
170 parent.getChildren().addAll(r4, r1, r2, r3);
171 sync();
172 r4.toFront();
173 parent.getChildren().add(r5);
174 sync();
175 assertEquals(5, peer.getChildren().size());
176 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
177 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
178 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
179 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
180 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
181 }
182
183 @Test public void movingAChildFromTheBackToTheFrontAndRemovingAChild() {
184 parent.getChildren().addAll(r3, r1, r4, r2);
185 sync();
186 r3.toFront();
187 parent.getChildren().remove(1);
188 sync();
189 assertEquals(3, peer.getChildren().size());
190 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
191 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
192 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
193 }
194
195 @Test public void movingAChildFromTheBackToTheFrontAndThenRemovingTheChild() {
196 parent.getChildren().addAll(r4, r1, r2, r3);
197 sync();
198 r4.toFront();
199 parent.getChildren().remove(3);
200 sync();
201 assertEquals(3, peer.getChildren().size());
202 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
203 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
204 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
205 }
206
207 @Test public void movingAChildFromTheCenterToTheFront() {
208 parent.getChildren().addAll(r1, r2, r4, r3);
209 sync();
210 r4.toFront();
211 sync();
212 assertEquals(4, peer.getChildren().size());
213 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
214 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
215 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
216 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
217 }
218
219 @Test public void movingAChildFromTheCenterToTheBack() {
220 parent.getChildren().addAll(r2, r3, r1, r4);
221 sync();
222 r1.toBack();
223 sync();
224 assertEquals(4, peer.getChildren().size());
225 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
226 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
227 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
228 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
229 }
230
231 @Test public void movingAChildFromTheCenterToTheFrontAndAddingAChild() {
232 parent.getChildren().addAll(r1, r2, r4, r3);
233 sync();
234 r4.toFront();
235 parent.getChildren().add(r5);
236 sync();
237 assertEquals(5, peer.getChildren().size());
238 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
239 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
240 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
241 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
242 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
243 }
244
245 @Test public void movingAChildFromTheCenterToTheFrontAndRemovingAChild() {
246 parent.getChildren().addAll(r1, r2, r3, r4);
247 sync();
248 r3.toFront();
249 parent.getChildren().remove(2);
250 sync();
251 assertEquals(3, peer.getChildren().size());
252 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
253 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
254 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
255 }
256
257 @Test public void movingAChildFromTheCenterToTheFrontAndThenRemovingTheChild() {
258 parent.getChildren().addAll(r1, r2, r4, r3);
259 sync();
260 r4.toFront();
261 parent.getChildren().remove(3);
262 sync();
263 assertEquals(3, peer.getChildren().size());
264 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
265 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
266 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
267 }
268
269 @Test public void movingAChildFromTheFrontToTheBack() {
270 parent.getChildren().addAll(r2, r3, r4, r1);
271 sync();
272 r1.toBack();
273 sync();
274 assertEquals(4, peer.getChildren().size());
275 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
276 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
277 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
278 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
279 }
280
281 @Test public void movingAChildFromTheFrontToTheBackAndAddingAChild() {
282 parent.getChildren().addAll(r2, r3, r4, r1);
283 sync();
284 r1.toBack();
285 parent.getChildren().add(r5);
286 sync();
287 assertEquals(5, peer.getChildren().size());
288 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
289 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
290 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
291 assertSame(r4.impl_getPeer(), peer.getChildren().get(3));
292 assertSame(r5.impl_getPeer(), peer.getChildren().get(4));
293 }
294
295 @Test public void movingAChildFromTheFrontToTheBackAndRemovingAChild() {
296 parent.getChildren().addAll(r2, r3, r4, r1);
297 sync();
298 r1.toBack();
299 parent.getChildren().remove(3);
300 sync();
301 assertEquals(3, peer.getChildren().size());
302 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
303 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
304 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
305 }
306
307 @Test public void movingAChildFromTheFrontToTheBackAndThenRemovingTheChild() {
308 parent.getChildren().addAll(r1, r2, r3, r4);
309 sync();
310 r4.toBack();
311 parent.getChildren().remove(0);
312 sync();
313 assertEquals(3, peer.getChildren().size());
314 assertSame(r1.impl_getPeer(), peer.getChildren().get(0));
315 assertSame(r2.impl_getPeer(), peer.getChildren().get(1));
316 assertSame(r3.impl_getPeer(), peer.getChildren().get(2));
317 }
318 }