cc/animation/animation_unittest.cc

   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 "cc/animation/animation.h"
   6
   7 #include "cc/test/animation_test_common.h"
   8 #include "testing/gmock/include/gmock/gmock.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10
  11 namespace cc {
  12 namespace {
  13
  14 scoped_ptr<Animation> CreateAnimation(int iterations, double duration) {
  15   scoped_ptr<Animation> to_return(Animation::Create(
  16       make_scoped_ptr(
  17           new FakeFloatAnimationCurve(duration)).PassAs<AnimationCurve>(),
  18       0,
  19       1,
  20       Animation::Opacity));
  21   to_return->set_iterations(iterations);
  22   return to_return.Pass();
  23 }
  24
  25 scoped_ptr<Animation> CreateAnimation(int iterations) {
  26   return CreateAnimation(iterations, 1);
  27 }
  28
  29 TEST(AnimationTest, TrimTimeZeroIterations) {
  30   scoped_ptr<Animation> anim(CreateAnimation(0));
  31   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(-1.0));
  32   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  33   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
  34 }
  35
  36 TEST(AnimationTest, TrimTimeOneIteration) {
  37   scoped_ptr<Animation> anim(CreateAnimation(1));
  38   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(-1.0));
  39   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  40   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
  41   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(2.0));
  42 }
  43
  44 TEST(AnimationTest, TrimTimeInfiniteIterations) {
  45   scoped_ptr<Animation> anim(CreateAnimation(-1));
  46   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  47   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
  48   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
  49   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1.5));
  50 }
  51
  52 TEST(AnimationTest, TrimTimeReverse) {
  53   scoped_ptr<Animation> anim(CreateAnimation(-1));
  54   anim->set_direction(Animation::Reverse);
  55   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0));
  56   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.25));
  57   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
  58   EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(0.75));
  59   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(1.0));
  60   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1.25));
  61 }
  62
  63 TEST(AnimationTest, TrimTimeAlternate) {
  64   scoped_ptr<Animation> anim(CreateAnimation(-1));
  65   anim->set_direction(Animation::Alternate);
  66   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  67   EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(0.25));
  68   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
  69   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.75));
  70   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
  71   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1.25));
  72 }
  73
  74 TEST(AnimationTest, TrimTimeAlternateReverse) {
  75   scoped_ptr<Animation> anim(CreateAnimation(-1));
  76   anim->set_direction(Animation::AlternateReverse);
  77   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
  78   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.25));
  79   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
  80   EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(0.75));
  81   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
  82   EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(1.25));
  83 }
  84
  85 TEST(AnimationTest, TrimTimeStartTime) {
  86   scoped_ptr<Animation> anim(CreateAnimation(1));
  87   anim->set_start_time(4);
  88   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  89   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(4.0));
  90   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
  91   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(5.0));
  92   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(6.0));
  93 }
  94
  95 TEST(AnimationTest, TrimTimeStartTimeReverse) {
  96   scoped_ptr<Animation> anim(CreateAnimation(1));
  97   anim->set_start_time(4);
  98   anim->set_direction(Animation::Reverse);
  99   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 100   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(4.0));
 101   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
 102   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(5.0));
 103   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(6.0));
 104 }
 105
 106 TEST(AnimationTest, TrimTimeTimeOffset) {
 107   scoped_ptr<Animation> anim(CreateAnimation(1));
 108   anim->set_time_offset(4);
 109   anim->set_start_time(4);
 110   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 111   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
 112   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
 113   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
 114 }
 115
 116 TEST(AnimationTest, TrimTimeTimeOffsetReverse) {
 117   scoped_ptr<Animation> anim(CreateAnimation(1));
 118   anim->set_time_offset(4);
 119   anim->set_start_time(4);
 120   anim->set_direction(Animation::Reverse);
 121   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
 122   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
 123   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
 124   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
 125 }
 126
 127 TEST(AnimationTest, TrimTimeNegativeTimeOffset) {
 128   scoped_ptr<Animation> anim(CreateAnimation(1));
 129   anim->set_time_offset(-4);
 130
 131   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 132   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(4.0));
 133   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
 134   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(5.0));
 135 }
 136
 137 TEST(AnimationTest, TrimTimeNegativeTimeOffsetReverse) {
 138   scoped_ptr<Animation> anim(CreateAnimation(1));
 139   anim->set_time_offset(-4);
 140   anim->set_direction(Animation::Reverse);
 141
 142   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 143   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(4.0));
 144   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
 145   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(5.0));
 146 }
 147
 148 TEST(AnimationTest, TrimTimePauseResume) {
 149   scoped_ptr<Animation> anim(CreateAnimation(1));
 150   anim->SetRunState(Animation::Running, 0.0);
 151   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 152   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
 153   anim->SetRunState(Animation::Paused, 0.5);
 154   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
 155   anim->SetRunState(Animation::Running, 1024.0);
 156   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
 157   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1024.5));
 158 }
 159
 160 TEST(AnimationTest, TrimTimePauseResumeReverse) {
 161   scoped_ptr<Animation> anim(CreateAnimation(1));
 162   anim->set_direction(Animation::Reverse);
 163   anim->SetRunState(Animation::Running, 0.0);
 164   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
 165   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
 166   anim->SetRunState(Animation::Paused, 0.25);
 167   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1024.0));
 168   anim->SetRunState(Animation::Running, 1024.0);
 169   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1024.0));
 170   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1024.75));
 171 }
 172
 173 TEST(AnimationTest, TrimTimeSuspendResume) {
 174   scoped_ptr<Animation> anim(CreateAnimation(1));
 175   anim->SetRunState(Animation::Running, 0.0);
 176   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 177   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
 178   anim->Suspend(0.5);
 179   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
 180   anim->Resume(1024);
 181   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
 182   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1024.5));
 183 }
 184
 185 TEST(AnimationTest, TrimTimeSuspendResumeReverse) {
 186   scoped_ptr<Animation> anim(CreateAnimation(1));
 187   anim->set_direction(Animation::Reverse);
 188   anim->SetRunState(Animation::Running, 0.0);
 189   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
 190   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(0.25));
 191   anim->Suspend(0.75);
 192   EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(1024.0));
 193   anim->Resume(1024);
 194   EXPECT_EQ(0.25, anim->TrimTimeToCurrentIteration(1024.0));
 195   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1024.25));
 196 }
 197
 198 TEST(AnimationTest, TrimTimeZeroDuration) {
 199   scoped_ptr<Animation> anim(CreateAnimation(0, 0));
 200   anim->SetRunState(Animation::Running, 0.0);
 201   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(-1.0));
 202   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 203   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
 204 }
 205
 206 TEST(AnimationTest, TrimTimeStarting) {
 207   scoped_ptr<Animation> anim(CreateAnimation(1, 5.0));
 208   anim->SetRunState(Animation::Starting, 0.0);
 209   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(-1.0));
 210   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(0.0));
 211   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(1.0));
 212   anim->set_time_offset(2.0);
 213   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(-1.0));
 214   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(0.0));
 215   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 216   anim->set_start_time(1.0);
 217   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(-1.0));
 218   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
 219   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 220   EXPECT_EQ(3.0, anim->TrimTimeToCurrentIteration(2.0));
 221 }
 222
 223 TEST(AnimationTest, TrimTimeNeedsSynchronizedStartTime) {
 224   scoped_ptr<Animation> anim(CreateAnimation(1, 5.0));
 225   anim->SetRunState(Animation::Running, 0.0);
 226   anim->set_needs_synchronized_start_time(true);
 227   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(-1.0));
 228   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(0.0));
 229   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(1.0));
 230   anim->set_time_offset(2.0);
 231   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(-1.0));
 232   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(0.0));
 233   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 234   anim->set_start_time(1.0);
 235   anim->set_needs_synchronized_start_time(false);
 236   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
 237   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 238   EXPECT_EQ(3.0, anim->TrimTimeToCurrentIteration(2.0));
 239 }
 240
 241 TEST(AnimationTest, IsFinishedAtZeroIterations) {
 242   scoped_ptr<Animation> anim(CreateAnimation(0));
 243   anim->SetRunState(Animation::Running, 0.0);
 244   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 245   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 246   EXPECT_TRUE(anim->IsFinishedAt(1.0));
 247 }
 248
 249 TEST(AnimationTest, IsFinishedAtOneIteration) {
 250   scoped_ptr<Animation> anim(CreateAnimation(1));
 251   anim->SetRunState(Animation::Running, 0.0);
 252   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 253   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 254   EXPECT_TRUE(anim->IsFinishedAt(1.0));
 255   EXPECT_TRUE(anim->IsFinishedAt(2.0));
 256 }
 257
 258 TEST(AnimationTest, IsFinishedAtInfiniteIterations) {
 259   scoped_ptr<Animation> anim(CreateAnimation(-1));
 260   anim->SetRunState(Animation::Running, 0.0);
 261   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 262   EXPECT_FALSE(anim->IsFinishedAt(0.5));
 263   EXPECT_FALSE(anim->IsFinishedAt(1.0));
 264   EXPECT_FALSE(anim->IsFinishedAt(1.5));
 265 }
 266
 267 TEST(AnimationTest, IsFinishedNegativeTimeOffset) {
 268   scoped_ptr<Animation> anim(CreateAnimation(1));
 269   anim->set_time_offset(-0.5);
 270   anim->SetRunState(Animation::Running, 0.0);
 271
 272   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 273   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 274   EXPECT_FALSE(anim->IsFinishedAt(0.5));
 275   EXPECT_FALSE(anim->IsFinishedAt(1.0));
 276   EXPECT_TRUE(anim->IsFinishedAt(1.5));
 277   EXPECT_TRUE(anim->IsFinishedAt(2.0));
 278   EXPECT_TRUE(anim->IsFinishedAt(2.5));
 279 }
 280
 281 TEST(AnimationTest, IsFinishedPositiveTimeOffset) {
 282   scoped_ptr<Animation> anim(CreateAnimation(1));
 283   anim->set_time_offset(0.5);
 284   anim->SetRunState(Animation::Running, 0.0);
 285
 286   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 287   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 288   EXPECT_TRUE(anim->IsFinishedAt(0.5));
 289   EXPECT_TRUE(anim->IsFinishedAt(1.0));
 290 }
 291
 292 TEST(AnimationTest, IsFinishedAtNotRunning) {
 293   scoped_ptr<Animation> anim(CreateAnimation(0));
 294   anim->SetRunState(Animation::Running, 0.0);
 295   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 296   anim->SetRunState(Animation::Paused, 0.0);
 297   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 298   anim->SetRunState(Animation::WaitingForTargetAvailability, 0.0);
 299   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 300   anim->SetRunState(Animation::Finished, 0.0);
 301   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 302   anim->SetRunState(Animation::Aborted, 0.0);
 303   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 304 }
 305
 306 TEST(AnimationTest, IsFinished) {
 307   scoped_ptr<Animation> anim(CreateAnimation(1));
 308   anim->SetRunState(Animation::Running, 0.0);
 309   EXPECT_FALSE(anim->is_finished());
 310   anim->SetRunState(Animation::Paused, 0.0);
 311   EXPECT_FALSE(anim->is_finished());
 312   anim->SetRunState(Animation::WaitingForTargetAvailability, 0.0);
 313   EXPECT_FALSE(anim->is_finished());
 314   anim->SetRunState(Animation::Finished, 0.0);
 315   EXPECT_TRUE(anim->is_finished());
 316   anim->SetRunState(Animation::Aborted, 0.0);
 317   EXPECT_TRUE(anim->is_finished());
 318 }
 319
 320 TEST(AnimationTest, IsFinishedNeedsSynchronizedStartTime) {
 321   scoped_ptr<Animation> anim(CreateAnimation(1));
 322   anim->SetRunState(Animation::Running, 2.0);
 323   EXPECT_FALSE(anim->is_finished());
 324   anim->SetRunState(Animation::Paused, 2.0);
 325   EXPECT_FALSE(anim->is_finished());
 326   anim->SetRunState(Animation::WaitingForTargetAvailability, 2.0);
 327   EXPECT_FALSE(anim->is_finished());
 328   anim->SetRunState(Animation::Finished, 0.0);
 329   EXPECT_TRUE(anim->is_finished());
 330   anim->SetRunState(Animation::Aborted, 0.0);
 331   EXPECT_TRUE(anim->is_finished());
 332 }
 333
 334 TEST(AnimationTest, RunStateChangesIgnoredWhileSuspended) {
 335   scoped_ptr<Animation> anim(CreateAnimation(1));
 336   anim->Suspend(0);
 337   EXPECT_EQ(Animation::Paused, anim->run_state());
 338   anim->SetRunState(Animation::Running, 0.0);
 339   EXPECT_EQ(Animation::Paused, anim->run_state());
 340   anim->Resume(0);
 341   anim->SetRunState(Animation::Running, 0.0);
 342   EXPECT_EQ(Animation::Running, anim->run_state());
 343 }
 344
 345 }  // namespace
 346 }  // namespace cc