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.animation;
27
28 import static org.junit.Assert.assertEquals;
29 import static org.junit.Assert.assertNull;
30 import static org.junit.Assert.assertTrue;
31
32 import com.sun.javafx.tk.Toolkit;
33 import javafx.scene.shape.Rectangle;
34 import javafx.util.Duration;
35
36 import org.junit.Before;
37 import org.junit.Test;
38
39
40 public class TransitionTest {
41
42 private static Interpolator DEFAULT_INTERPOLATOR = Interpolator.EASE_BOTH;
43 private static double EPSILON = 1e-12;
44
45 private TransitionImpl transition;
46
47 @Before
48 public void setUp() {
49 transition = new TransitionImpl(Duration.millis(1000));
50 }
51
52 @Test
53 public void testDefaultValues() {
54 // emtpy ctor
55 Transition t0 = new TransitionImpl(Duration.millis(1000));
56 assertEquals(DEFAULT_INTERPOLATOR, t0.getInterpolator());
57 assertEquals(6000.0 / Toolkit.getToolkit().getMasterTimer().getDefaultResolution(), t0.getTargetFramerate(), EPSILON);
58
59 // setting targetFramerate
60 Transition t1 = new TransitionImpl(Duration.millis(1000), 10);
61 assertEquals(DEFAULT_INTERPOLATOR, t1.getInterpolator());
62 assertEquals(10, t1.getTargetFramerate(), EPSILON);
63 }
64
65 @Test
66 public void testDefaultValuesFromProperties() {
67 assertEquals(DEFAULT_INTERPOLATOR, transition.interpolatorProperty().get());
68 }
69
70 @Test
71 public void testGetParentTargetNode() {
72 final Rectangle node = new Rectangle();
73
74 // parent and parent node set
75 final ParallelTransition parent = new ParallelTransition();
76 parent.getChildren().add(transition);
77 parent.setNode(node);
78 assertEquals(node, transition.getParentTargetNode());
79
80 // parent set, parent node null
81 parent.setNode(null);
82 assertNull(transition.getParentTargetNode());
83
84 // parent null, parent node set
85 parent.setNode(node);
86 parent.getChildren().clear();
87 assertNull(transition.getParentTargetNode());
88 }
89
90 @Test
91 public void testStart() {
92 transition.impl_start(true);
93 transition.setInterpolator(Interpolator.DISCRETE);
94 assertEquals(DEFAULT_INTERPOLATOR, transition.getCachedInterpolator());
95 transition.impl_finished();
96
97 transition.impl_start(true);
98 assertEquals(Interpolator.DISCRETE, transition.getCachedInterpolator());
99 transition.impl_finished();
100 }
101
102 @Test
103 public void testPlayTo() {
104 assertTrue(transition.impl_startable(true));
105
106 // normal play with linear interpolator
107 transition.setInterpolator(Interpolator.LINEAR);
108 transition.impl_start(true);
109 transition.impl_playTo(0, 2);
110 assertEquals(0.0, transition.frac, EPSILON);
111 transition.impl_playTo(1, 2);
112 assertEquals(0.5, transition.frac, EPSILON);
113 transition.impl_playTo(2, 2);
114 assertEquals(1.0, transition.frac, EPSILON);
115 transition.impl_finished();
116
117 // normal play with discrete interpolator
118 transition.setInterpolator(Interpolator.DISCRETE);
119 transition.impl_start(true);
120 transition.impl_playTo(0, 2);
121 assertEquals(0.0, transition.frac, EPSILON);
122 transition.impl_playTo(1, 2);
123 assertEquals(0.0, transition.frac, EPSILON);
124 transition.impl_playTo(2, 2);
125 assertEquals(1.0, transition.frac, EPSILON);
126
127 transition.impl_finished();
128 }
129
130 @Test
131 public void testJumpTo() {
132 // not running
133 transition.impl_jumpTo(0, 2, false);
134 assertEquals(0.0, transition.frac, EPSILON);
135 transition.impl_jumpTo(1, 2, false);
136 assertEquals(0.0, transition.frac, EPSILON);
137 transition.impl_jumpTo(2, 2, false);
138 assertEquals(0.0, transition.frac, EPSILON);
139
140 // running with linear interpolator
141 transition.setInterpolator(Interpolator.LINEAR);
142 assertTrue(transition.impl_startable(true));
143 transition.impl_start(true);
144 transition.impl_jumpTo(0, 2, false);
145 assertEquals(0.0, transition.frac, EPSILON);
146 transition.impl_jumpTo(1, 2, false);
147 assertEquals(0.5, transition.frac, EPSILON);
148 transition.impl_jumpTo(2, 2, false);
149 assertEquals(1.0, transition.frac, EPSILON);
150
151 // paused with linear interpolator
152 transition.impl_pause();
153 transition.impl_jumpTo(0, 2, false);
154 assertEquals(0.0, transition.frac, EPSILON);
155 transition.impl_jumpTo(1, 2, false);
156 assertEquals(0.5, transition.frac, EPSILON);
157 transition.impl_jumpTo(2, 2, false);
158 assertEquals(1.0, transition.frac, EPSILON);
159 transition.impl_finished();
160
161 // running with discrete interpolator
162 transition.setInterpolator(Interpolator.DISCRETE);
163 assertTrue(transition.impl_startable(true));
164 transition.impl_start(true);
165 transition.impl_jumpTo(0, 2, false);
166 assertEquals(0.0, transition.frac, EPSILON);
167 transition.impl_jumpTo(1, 2, false);
168 assertEquals(0.0, transition.frac, EPSILON);
169 transition.impl_jumpTo(2, 2, false);
170 assertEquals(1.0, transition.frac, EPSILON);
171
172 // paused with discrete interpolator
173 transition.impl_pause();
174 transition.impl_jumpTo(0, 2, false);
175 assertEquals(0.0, transition.frac, EPSILON);
176 transition.impl_jumpTo(1, 2, false);
177 assertEquals(0.0, transition.frac, EPSILON);
178 transition.impl_jumpTo(2, 2, false);
179 assertEquals(1.0, transition.frac, EPSILON);
180 transition.impl_finished();
181 }
182
183
184
185 @Test
186 public void testForcedJumpTo() {
187 transition.setInterpolator(Interpolator.LINEAR);
188 // not running
189 transition.impl_jumpTo(0, 2, true);
190 assertEquals(0.0, transition.frac, EPSILON);
191 transition.impl_jumpTo(1, 2, true);
192 assertEquals(0.5, transition.frac, EPSILON);
193 transition.impl_jumpTo(2, 2, true);
194 assertEquals(1.0, transition.frac, EPSILON);
195
196 // running with linear interpolator
197 assertTrue(transition.impl_startable(true));
198 transition.impl_start(true);
199 transition.impl_jumpTo(0, 2, true);
200 assertEquals(0.0, transition.frac, EPSILON);
201 transition.impl_jumpTo(1, 2, true);
202 assertEquals(0.5, transition.frac, EPSILON);
203 transition.impl_jumpTo(2, 2, true);
204 assertEquals(1.0, transition.frac, EPSILON);
205
206 // paused with linear interpolator
207 transition.impl_pause();
208 transition.impl_jumpTo(0, 2, true);
209 assertEquals(0.0, transition.frac, EPSILON);
210 transition.impl_jumpTo(1, 2, true);
211 assertEquals(0.5, transition.frac, EPSILON);
212 transition.impl_jumpTo(2, 2, true);
213 assertEquals(1.0, transition.frac, EPSILON);
214 transition.impl_finished();
215
216 }
217
218 private static class TransitionImpl extends Transition {
219 private double frac;
220
221 private TransitionImpl(Duration duration) {
222 setCycleDuration(duration);
223 }
224
225 private TransitionImpl(Duration duration, double targetFramerate) {
226 super(targetFramerate);
227 setCycleDuration(duration);
228 }
229
230 @Override
231 public void impl_setCurrentTicks(long ticks) {
232 // no-op
233 }
234
235 @Override
236 protected void interpolate(double frac) {
237 this.frac = frac;
238 }
239 }
240 }