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, TrimTimeAlternating) {
  53   scoped_ptr<Animation> anim(CreateAnimation(-1));
  54   anim->set_alternates_direction(true);
  55   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  56   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
  57   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
  58   EXPECT_EQ(0.75, anim->TrimTimeToCurrentIteration(1.25));
  59 }
  60
  61 TEST(AnimationTest, TrimTimeStartTime) {
  62   scoped_ptr<Animation> anim(CreateAnimation(1));
  63   anim->set_start_time(4);
  64   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  65   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(4.0));
  66   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
  67   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(5.0));
  68   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(6.0));
  69 }
  70
  71 TEST(AnimationTest, TrimTimeTimeOffset) {
  72   scoped_ptr<Animation> anim(CreateAnimation(1));
  73   anim->set_time_offset(4);
  74   anim->set_start_time(4);
  75   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  76   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
  77   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
  78   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1.0));
  79 }
  80
  81 TEST(AnimationTest, TrimTimeNegativeTimeOffset) {
  82   scoped_ptr<Animation> anim(CreateAnimation(1));
  83   anim->set_time_offset(-4);
  84
  85   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  86   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(4.0));
  87   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(4.5));
  88   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(5.0));
  89 }
  90
  91 TEST(AnimationTest, TrimTimePauseResume) {
  92   scoped_ptr<Animation> anim(CreateAnimation(1));
  93   anim->SetRunState(Animation::Running, 0.0);
  94   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
  95   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
  96   anim->SetRunState(Animation::Paused, 0.5);
  97   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
  98   anim->SetRunState(Animation::Running, 1024.0);
  99   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
 100   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1024.5));
 101 }
 102
 103 TEST(AnimationTest, TrimTimeSuspendResume) {
 104   scoped_ptr<Animation> anim(CreateAnimation(1));
 105   anim->SetRunState(Animation::Running, 0.0);
 106   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 107   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(0.5));
 108   anim->Suspend(0.5);
 109   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
 110   anim->Resume(1024);
 111   EXPECT_EQ(0.5, anim->TrimTimeToCurrentIteration(1024.0));
 112   EXPECT_EQ(1, anim->TrimTimeToCurrentIteration(1024.5));
 113 }
 114
 115 TEST(AnimationTest, TrimTimeZeroDuration) {
 116   scoped_ptr<Animation> anim(CreateAnimation(0, 0));
 117   anim->SetRunState(Animation::Running, 0.0);
 118   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(-1.0));
 119   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(0.0));
 120   EXPECT_EQ(0, anim->TrimTimeToCurrentIteration(1.0));
 121 }
 122
 123 TEST(AnimationTest, TrimTimeStarting) {
 124   scoped_ptr<Animation> anim(CreateAnimation(1, 5.0));
 125   anim->SetRunState(Animation::Starting, 0.0);
 126   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(-1.0));
 127   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(0.0));
 128   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(1.0));
 129   anim->set_time_offset(2.0);
 130   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(-1.0));
 131   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(0.0));
 132   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 133   anim->set_start_time(1.0);
 134   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(-1.0));
 135   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
 136   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 137   EXPECT_EQ(3.0, anim->TrimTimeToCurrentIteration(2.0));
 138 }
 139
 140 TEST(AnimationTest, TrimTimeNeedsSynchronizedStartTime) {
 141   scoped_ptr<Animation> anim(CreateAnimation(1, 5.0));
 142   anim->SetRunState(Animation::Running, 0.0);
 143   anim->set_needs_synchronized_start_time(true);
 144   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(-1.0));
 145   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(0.0));
 146   EXPECT_EQ(0.0, anim->TrimTimeToCurrentIteration(1.0));
 147   anim->set_time_offset(2.0);
 148   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(-1.0));
 149   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(0.0));
 150   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 151   anim->set_start_time(1.0);
 152   anim->set_needs_synchronized_start_time(false);
 153   EXPECT_EQ(1.0, anim->TrimTimeToCurrentIteration(0.0));
 154   EXPECT_EQ(2.0, anim->TrimTimeToCurrentIteration(1.0));
 155   EXPECT_EQ(3.0, anim->TrimTimeToCurrentIteration(2.0));
 156 }
 157
 158 TEST(AnimationTest, IsFinishedAtZeroIterations) {
 159   scoped_ptr<Animation> anim(CreateAnimation(0));
 160   anim->SetRunState(Animation::Running, 0.0);
 161   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 162   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 163   EXPECT_TRUE(anim->IsFinishedAt(1.0));
 164 }
 165
 166 TEST(AnimationTest, IsFinishedAtOneIteration) {
 167   scoped_ptr<Animation> anim(CreateAnimation(1));
 168   anim->SetRunState(Animation::Running, 0.0);
 169   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 170   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 171   EXPECT_TRUE(anim->IsFinishedAt(1.0));
 172   EXPECT_TRUE(anim->IsFinishedAt(2.0));
 173 }
 174
 175 TEST(AnimationTest, IsFinishedAtInfiniteIterations) {
 176   scoped_ptr<Animation> anim(CreateAnimation(-1));
 177   anim->SetRunState(Animation::Running, 0.0);
 178   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 179   EXPECT_FALSE(anim->IsFinishedAt(0.5));
 180   EXPECT_FALSE(anim->IsFinishedAt(1.0));
 181   EXPECT_FALSE(anim->IsFinishedAt(1.5));
 182 }
 183
 184 TEST(AnimationTest, IsFinishedNegativeTimeOffset) {
 185   scoped_ptr<Animation> anim(CreateAnimation(1));
 186   anim->set_time_offset(-0.5);
 187   anim->SetRunState(Animation::Running, 0.0);
 188
 189   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 190   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 191   EXPECT_FALSE(anim->IsFinishedAt(0.5));
 192   EXPECT_FALSE(anim->IsFinishedAt(1.0));
 193   EXPECT_TRUE(anim->IsFinishedAt(1.5));
 194   EXPECT_TRUE(anim->IsFinishedAt(2.0));
 195   EXPECT_TRUE(anim->IsFinishedAt(2.5));
 196 }
 197
 198 TEST(AnimationTest, IsFinishedPositiveTimeOffset) {
 199   scoped_ptr<Animation> anim(CreateAnimation(1));
 200   anim->set_time_offset(0.5);
 201   anim->SetRunState(Animation::Running, 0.0);
 202
 203   EXPECT_FALSE(anim->IsFinishedAt(-1.0));
 204   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 205   EXPECT_TRUE(anim->IsFinishedAt(0.5));
 206   EXPECT_TRUE(anim->IsFinishedAt(1.0));
 207 }
 208
 209 TEST(AnimationTest, IsFinishedAtNotRunning) {
 210   scoped_ptr<Animation> anim(CreateAnimation(0));
 211   anim->SetRunState(Animation::Running, 0.0);
 212   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 213   anim->SetRunState(Animation::Paused, 0.0);
 214   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 215   anim->SetRunState(Animation::WaitingForTargetAvailability, 0.0);
 216   EXPECT_FALSE(anim->IsFinishedAt(0.0));
 217   anim->SetRunState(Animation::Finished, 0.0);
 218   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 219   anim->SetRunState(Animation::Aborted, 0.0);
 220   EXPECT_TRUE(anim->IsFinishedAt(0.0));
 221 }
 222
 223 TEST(AnimationTest, IsFinished) {
 224   scoped_ptr<Animation> anim(CreateAnimation(1));
 225   anim->SetRunState(Animation::Running, 0.0);
 226   EXPECT_FALSE(anim->is_finished());
 227   anim->SetRunState(Animation::Paused, 0.0);
 228   EXPECT_FALSE(anim->is_finished());
 229   anim->SetRunState(Animation::WaitingForTargetAvailability, 0.0);
 230   EXPECT_FALSE(anim->is_finished());
 231   anim->SetRunState(Animation::Finished, 0.0);
 232   EXPECT_TRUE(anim->is_finished());
 233   anim->SetRunState(Animation::Aborted, 0.0);
 234   EXPECT_TRUE(anim->is_finished());
 235 }
 236
 237 TEST(AnimationTest, IsFinishedNeedsSynchronizedStartTime) {
 238   scoped_ptr<Animation> anim(CreateAnimation(1));
 239   anim->SetRunState(Animation::Running, 2.0);
 240   EXPECT_FALSE(anim->is_finished());
 241   anim->SetRunState(Animation::Paused, 2.0);
 242   EXPECT_FALSE(anim->is_finished());
 243   anim->SetRunState(Animation::WaitingForTargetAvailability, 2.0);
 244   EXPECT_FALSE(anim->is_finished());
 245   anim->SetRunState(Animation::Finished, 0.0);
 246   EXPECT_TRUE(anim->is_finished());
 247   anim->SetRunState(Animation::Aborted, 0.0);
 248   EXPECT_TRUE(anim->is_finished());
 249 }
 250
 251 TEST(AnimationTest, RunStateChangesIgnoredWhileSuspended) {
 252   scoped_ptr<Animation> anim(CreateAnimation(1));
 253   anim->Suspend(0);
 254   EXPECT_EQ(Animation::Paused, anim->run_state());
 255   anim->SetRunState(Animation::Running, 0.0);
 256   EXPECT_EQ(Animation::Paused, anim->run_state());
 257   anim->Resume(0);
 258   anim->SetRunState(Animation::Running, 0.0);
 259   EXPECT_EQ(Animation::Running, anim->run_state());
 260 }
 261
 262 }  // namespace
 263 }  // namespace cc