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Side by Side Diff: webkit/compositor_bindings/WebFloatAnimationCurveTest.cpp

Issue 11192050: Rename compositor bindings filenames to Chromium style (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 2 months ago
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1 // Copyright 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "config.h"
6
7 #include "WebFloatAnimationCurveImpl.h"
8 #include "base/memory/scoped_ptr.h"
9 #include "cc/timing_function.h"
10 #include "testing/gtest/include/gtest/gtest.h"
11
12 using namespace WebKit;
13
14 namespace {
15
16 // Tests that a float animation with one keyframe works as expected.
17 TEST(WebFloatAnimationCurveTest, OneFloatKeyframe)
18 {
19 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
20 curve->add(WebFloatKeyframe(0, 2), WebAnimationCurve::TimingFunctionTypeLine ar);
21 EXPECT_FLOAT_EQ(2, curve->getValue(-1));
22 EXPECT_FLOAT_EQ(2, curve->getValue(0));
23 EXPECT_FLOAT_EQ(2, curve->getValue(0.5));
24 EXPECT_FLOAT_EQ(2, curve->getValue(1));
25 EXPECT_FLOAT_EQ(2, curve->getValue(2));
26 }
27
28 // Tests that a float animation with two keyframes works as expected.
29 TEST(WebFloatAnimationCurveTest, TwoFloatKeyframe)
30 {
31 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
32 curve->add(WebFloatKeyframe(0, 2), WebAnimationCurve::TimingFunctionTypeLine ar);
33 curve->add(WebFloatKeyframe(1, 4), WebAnimationCurve::TimingFunctionTypeLine ar);
34 EXPECT_FLOAT_EQ(2, curve->getValue(-1));
35 EXPECT_FLOAT_EQ(2, curve->getValue(0));
36 EXPECT_FLOAT_EQ(3, curve->getValue(0.5));
37 EXPECT_FLOAT_EQ(4, curve->getValue(1));
38 EXPECT_FLOAT_EQ(4, curve->getValue(2));
39 }
40
41 // Tests that a float animation with three keyframes works as expected.
42 TEST(WebFloatAnimationCurveTest, ThreeFloatKeyframe)
43 {
44 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
45 curve->add(WebFloatKeyframe(0, 2), WebAnimationCurve::TimingFunctionTypeLine ar);
46 curve->add(WebFloatKeyframe(1, 4), WebAnimationCurve::TimingFunctionTypeLine ar);
47 curve->add(WebFloatKeyframe(2, 8), WebAnimationCurve::TimingFunctionTypeLine ar);
48 EXPECT_FLOAT_EQ(2, curve->getValue(-1));
49 EXPECT_FLOAT_EQ(2, curve->getValue(0));
50 EXPECT_FLOAT_EQ(3, curve->getValue(0.5));
51 EXPECT_FLOAT_EQ(4, curve->getValue(1));
52 EXPECT_FLOAT_EQ(6, curve->getValue(1.5));
53 EXPECT_FLOAT_EQ(8, curve->getValue(2));
54 EXPECT_FLOAT_EQ(8, curve->getValue(3));
55 }
56
57 // Tests that a float animation with multiple keys at a given time works sanely.
58 TEST(WebFloatAnimationCurveTest, RepeatedFloatKeyTimes)
59 {
60 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
61 curve->add(WebFloatKeyframe(0, 4), WebAnimationCurve::TimingFunctionTypeLine ar);
62 curve->add(WebFloatKeyframe(1, 4), WebAnimationCurve::TimingFunctionTypeLine ar);
63 curve->add(WebFloatKeyframe(1, 6), WebAnimationCurve::TimingFunctionTypeLine ar);
64 curve->add(WebFloatKeyframe(2, 6), WebAnimationCurve::TimingFunctionTypeLine ar);
65
66 EXPECT_FLOAT_EQ(4, curve->getValue(-1));
67 EXPECT_FLOAT_EQ(4, curve->getValue(0));
68 EXPECT_FLOAT_EQ(4, curve->getValue(0.5));
69
70 // There is a discontinuity at 1. Any value between 4 and 6 is valid.
71 float value = curve->getValue(1);
72 EXPECT_TRUE(value >= 4 && value <= 6);
73
74 EXPECT_FLOAT_EQ(6, curve->getValue(1.5));
75 EXPECT_FLOAT_EQ(6, curve->getValue(2));
76 EXPECT_FLOAT_EQ(6, curve->getValue(3));
77 }
78
79 // Tests that the keyframes may be added out of order.
80 TEST(WebFloatAnimationCurveTest, UnsortedKeyframes)
81 {
82 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
83 curve->add(WebFloatKeyframe(2, 8), WebAnimationCurve::TimingFunctionTypeLine ar);
84 curve->add(WebFloatKeyframe(0, 2), WebAnimationCurve::TimingFunctionTypeLine ar);
85 curve->add(WebFloatKeyframe(1, 4), WebAnimationCurve::TimingFunctionTypeLine ar);
86
87 EXPECT_FLOAT_EQ(2, curve->getValue(-1));
88 EXPECT_FLOAT_EQ(2, curve->getValue(0));
89 EXPECT_FLOAT_EQ(3, curve->getValue(0.5));
90 EXPECT_FLOAT_EQ(4, curve->getValue(1));
91 EXPECT_FLOAT_EQ(6, curve->getValue(1.5));
92 EXPECT_FLOAT_EQ(8, curve->getValue(2));
93 EXPECT_FLOAT_EQ(8, curve->getValue(3));
94 }
95
96 // Tests that a cubic bezier timing function works as expected.
97 TEST(WebFloatAnimationCurveTest, CubicBezierTimingFunction)
98 {
99 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
100 curve->add(WebFloatKeyframe(0, 0), 0.25, 0, 0.75, 1);
101 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
102
103 EXPECT_FLOAT_EQ(0, curve->getValue(0));
104 EXPECT_LT(0, curve->getValue(0.25));
105 EXPECT_GT(0.25, curve->getValue(0.25));
106 EXPECT_FLOAT_EQ(0.5, curve->getValue(0.5));
107 EXPECT_LT(0.75, curve->getValue(0.75));
108 EXPECT_GT(1, curve->getValue(0.75));
109 EXPECT_FLOAT_EQ(1, curve->getValue(1));
110 }
111
112 // Tests that an ease timing function works as expected.
113 TEST(WebFloatAnimationCurveTest, EaseTimingFunction)
114 {
115 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
116 curve->add(WebFloatKeyframe(0, 0), WebAnimationCurve::TimingFunctionTypeEase );
117 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
118
119 scoped_ptr<cc::CCTimingFunction> timingFunction(cc::CCEaseTimingFunction::cr eate());
120 for (int i = 0; i <= 4; ++i) {
121 const double time = i * 0.25;
122 EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time));
123 }
124 }
125
126 // Tests using a linear timing function.
127 TEST(WebFloatAnimationCurveTest, LinearTimingFunction)
128 {
129 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
130 curve->add(WebFloatKeyframe(0, 0), WebAnimationCurve::TimingFunctionTypeLine ar);
131 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
132
133 for (int i = 0; i <= 4; ++i) {
134 const double time = i * 0.25;
135 EXPECT_FLOAT_EQ(time, curve->getValue(time));
136 }
137 }
138
139 // Tests that an ease in timing function works as expected.
140 TEST(WebFloatAnimationCurveTest, EaseInTimingFunction)
141 {
142 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
143 curve->add(WebFloatKeyframe(0, 0), WebAnimationCurve::TimingFunctionTypeEase In);
144 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
145
146 scoped_ptr<cc::CCTimingFunction> timingFunction(cc::CCEaseInTimingFunction:: create());
147 for (int i = 0; i <= 4; ++i) {
148 const double time = i * 0.25;
149 EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time));
150 }
151 }
152
153 // Tests that an ease in timing function works as expected.
154 TEST(WebFloatAnimationCurveTest, EaseOutTimingFunction)
155 {
156 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
157 curve->add(WebFloatKeyframe(0, 0), WebAnimationCurve::TimingFunctionTypeEase Out);
158 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
159
160 scoped_ptr<cc::CCTimingFunction> timingFunction(cc::CCEaseOutTimingFunction: :create());
161 for (int i = 0; i <= 4; ++i) {
162 const double time = i * 0.25;
163 EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time));
164 }
165 }
166
167 // Tests that an ease in timing function works as expected.
168 TEST(WebFloatAnimationCurveTest, EaseInOutTimingFunction)
169 {
170 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
171 curve->add(WebFloatKeyframe(0, 0), WebAnimationCurve::TimingFunctionTypeEase InOut);
172 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
173
174 scoped_ptr<cc::CCTimingFunction> timingFunction(cc::CCEaseInOutTimingFunctio n::create());
175 for (int i = 0; i <= 4; ++i) {
176 const double time = i * 0.25;
177 EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time));
178 }
179 }
180
181 // Tests that an ease in timing function works as expected.
182 TEST(WebFloatAnimationCurveTest, CustomBezierTimingFunction)
183 {
184 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
185 double x1 = 0.3;
186 double y1 = 0.2;
187 double x2 = 0.8;
188 double y2 = 0.7;
189 curve->add(WebFloatKeyframe(0, 0), x1, y1, x2, y2);
190 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
191
192 scoped_ptr<cc::CCTimingFunction> timingFunction(cc::CCCubicBezierTimingFunct ion::create(x1, y1, x2, y2));
193 for (int i = 0; i <= 4; ++i) {
194 const double time = i * 0.25;
195 EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time));
196 }
197 }
198
199 // Tests that the default timing function is indeed ease.
200 TEST(WebFloatAnimationCurveTest, DefaultTimingFunction)
201 {
202 scoped_ptr<WebFloatAnimationCurve> curve(new WebFloatAnimationCurveImpl);
203 curve->add(WebFloatKeyframe(0, 0));
204 curve->add(WebFloatKeyframe(1, 1), WebAnimationCurve::TimingFunctionTypeLine ar);
205
206 scoped_ptr<cc::CCTimingFunction> timingFunction(cc::CCEaseTimingFunction::cr eate());
207 for (int i = 0; i <= 4; ++i) {
208 const double time = i * 0.25;
209 EXPECT_FLOAT_EQ(timingFunction->getValue(time), curve->getValue(time));
210 }
211 }
212
213 } // namespace
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