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| 1 // Copyright 2011 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 <deque> | |
| 6 #include <string> | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "base/gtest_prod_util.h" | |
| 10 #include "base/test/test_simple_task_runner.h" | |
| 11 #include "cc/scheduler/begin_frame_source.h" | |
| 12 #include "cc/test/begin_frame_args_test.h" | |
| 13 #include "cc/test/scheduler_test_common.h" | |
| 14 #include "testing/gmock/include/gmock/gmock.h" | |
| 15 #include "testing/gtest/include/gtest/gtest.h" | |
| 16 | |
| 17 // Macros to help set up expected calls on the MockBeginFrameObserver. | |
| 18 #define EXPECT_BEGIN_FRAME_DROP(obs, frame_time, deadline, interval) \ | |
| 19 { \ | |
| 20 ::testing::Expectation exp = \ | |
| 21 EXPECT_CALL((obs), OnBeginFrame(CreateBeginFrameArgsForTesting( \ | |
| 22 BEGINFRAME_FROM_HERE, frame_time, deadline, \ | |
| 23 interval))).InSequence((obs).sequence); \ | |
| 24 } | |
| 25 | |
| 26 #define EXPECT_BEGIN_FRAME_USED(obs, frame_time, deadline, interval) \ | |
| 27 { \ | |
| 28 BeginFrameArgs args = CreateBeginFrameArgsForTesting( \ | |
| 29 BEGINFRAME_FROM_HERE, frame_time, deadline, interval); \ | |
| 30 ::testing::Expectation exp = \ | |
| 31 EXPECT_CALL((obs), OnBeginFrame(args)).InSequence((obs).sequence); \ | |
| 32 EXPECT_CALL((obs), LastUsedBeginFrameArgs()) \ | |
| 33 .Times(::testing::AnyNumber()) \ | |
| 34 .After(exp) \ | |
| 35 .WillRepeatedly(::testing::Return(args)); \ | |
| 36 } | |
| 37 | |
| 38 // Macros to send BeginFrameArgs on a FakeBeginFrameSink (and verify resulting | |
| 39 // observer behaviour). | |
| 40 #define SEND_BEGIN_FRAME(args_equal_to, source, frame_time, deadline, \ | |
| 41 interval) \ | |
| 42 { \ | |
| 43 BeginFrameArgs old_args = (source).TestLastUsedBeginFrameArgs(); \ | |
| 44 BeginFrameArgs new_args = CreateBeginFrameArgsForTesting( \ | |
| 45 BEGINFRAME_FROM_HERE, frame_time, deadline, interval); \ | |
| 46 ASSERT_FALSE(old_args == new_args); \ | |
| 47 (source).TestOnBeginFrame(new_args); \ | |
| 48 EXPECT_EQ(args_equal_to, (source).TestLastUsedBeginFrameArgs()); \ | |
| 49 } | |
| 50 | |
| 51 // When dropping LastUsedBeginFrameArgs **shouldn't** change. | |
| 52 #define SEND_BEGIN_FRAME_DROP(source, frame_time, deadline, interval) \ | |
| 53 SEND_BEGIN_FRAME(old_args, source, frame_time, deadline, interval); | |
| 54 | |
| 55 // When used LastUsedBeginFrameArgs **should** be updated. | |
| 56 #define SEND_BEGIN_FRAME_USED(source, frame_time, deadline, interval) \ | |
| 57 SEND_BEGIN_FRAME(new_args, source, frame_time, deadline, interval); | |
| 58 | |
| 59 namespace cc { | |
| 60 namespace { | |
| 61 | |
| 62 class MockBeginFrameObserver : public BeginFrameObserver { | |
| 63 public: | |
| 64 MOCK_METHOD1(OnBeginFrame, void(const BeginFrameArgs&)); | |
| 65 MOCK_CONST_METHOD0(LastUsedBeginFrameArgs, const BeginFrameArgs()); | |
| 66 | |
| 67 virtual void AsValueInto(base::trace_event::TracedValue* dict) const { | |
| 68 dict->SetString("type", "MockBeginFrameObserver"); | |
| 69 dict->BeginDictionary("last_begin_frame_args"); | |
| 70 LastUsedBeginFrameArgs().AsValueInto(dict); | |
| 71 dict->EndDictionary(); | |
| 72 } | |
| 73 | |
| 74 // A value different from the normal default returned by a BeginFrameObserver | |
| 75 // so it is easiable traced back here. | |
| 76 static const BeginFrameArgs kDefaultBeginFrameArgs; | |
| 77 | |
| 78 MockBeginFrameObserver() { | |
| 79 // Set a "default" value returned by LastUsedBeginFrameArgs so that gMock | |
| 80 // doesn't fail an assert and instead returns useful information. | |
| 81 EXPECT_CALL(*this, LastUsedBeginFrameArgs()) | |
| 82 .Times(::testing::AnyNumber()) | |
| 83 .InSequence(sequence) | |
| 84 .WillRepeatedly(::testing::Return(kDefaultBeginFrameArgs)); | |
| 85 } | |
| 86 virtual ~MockBeginFrameObserver() {} | |
| 87 | |
| 88 ::testing::Sequence sequence; | |
| 89 }; | |
| 90 | |
| 91 TEST(MockBeginFrameObserverTest, ExpectOnBeginFrame) { | |
| 92 ::testing::NiceMock<MockBeginFrameObserver> obs; | |
| 93 EXPECT_BEGIN_FRAME_USED(obs, 100, 200, 300); | |
| 94 EXPECT_BEGIN_FRAME_USED(obs, 400, 600, 300); | |
| 95 EXPECT_BEGIN_FRAME_USED(obs, 700, 900, 300); | |
| 96 | |
| 97 EXPECT_EQ(obs.LastUsedBeginFrameArgs(), | |
| 98 MockBeginFrameObserver::kDefaultBeginFrameArgs); | |
| 99 | |
| 100 obs.OnBeginFrame(CreateBeginFrameArgsForTesting( | |
| 101 BEGINFRAME_FROM_HERE, 100, 200, | |
| 102 300)); // One call to LastUsedBeginFrameArgs | |
| 103 EXPECT_EQ( | |
| 104 obs.LastUsedBeginFrameArgs(), | |
| 105 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 100, 200, 300)); | |
| 106 | |
| 107 obs.OnBeginFrame(CreateBeginFrameArgsForTesting( | |
| 108 BEGINFRAME_FROM_HERE, 400, 600, | |
| 109 300)); // Multiple calls to LastUsedBeginFrameArgs | |
| 110 EXPECT_EQ( | |
| 111 obs.LastUsedBeginFrameArgs(), | |
| 112 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 400, 600, 300)); | |
| 113 EXPECT_EQ( | |
| 114 obs.LastUsedBeginFrameArgs(), | |
| 115 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 400, 600, 300)); | |
| 116 | |
| 117 obs.OnBeginFrame(CreateBeginFrameArgsForTesting( | |
| 118 BEGINFRAME_FROM_HERE, 700, 900, | |
| 119 300)); // No calls to LastUsedBeginFrameArgs | |
| 120 } | |
| 121 | |
| 122 TEST(MockBeginFrameObserverTest, ExpectOnBeginFrameStatus) { | |
| 123 ::testing::NiceMock<MockBeginFrameObserver> obs; | |
| 124 EXPECT_BEGIN_FRAME_USED(obs, 100, 200, 300); | |
| 125 EXPECT_BEGIN_FRAME_DROP(obs, 400, 600, 300); | |
| 126 EXPECT_BEGIN_FRAME_DROP(obs, 450, 650, 300); | |
| 127 EXPECT_BEGIN_FRAME_USED(obs, 700, 900, 300); | |
| 128 | |
| 129 EXPECT_EQ(obs.LastUsedBeginFrameArgs(), | |
| 130 MockBeginFrameObserver::kDefaultBeginFrameArgs); | |
| 131 | |
| 132 // Used | |
| 133 obs.OnBeginFrame( | |
| 134 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 100, 200, 300)); | |
| 135 EXPECT_EQ( | |
| 136 obs.LastUsedBeginFrameArgs(), | |
| 137 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 100, 200, 300)); | |
| 138 | |
| 139 // Dropped | |
| 140 obs.OnBeginFrame( | |
| 141 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 400, 600, 300)); | |
| 142 EXPECT_EQ( | |
| 143 obs.LastUsedBeginFrameArgs(), | |
| 144 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 100, 200, 300)); | |
| 145 | |
| 146 // Dropped | |
| 147 obs.OnBeginFrame( | |
| 148 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 450, 650, 300)); | |
| 149 EXPECT_EQ( | |
| 150 obs.LastUsedBeginFrameArgs(), | |
| 151 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 100, 200, 300)); | |
| 152 | |
| 153 // Used | |
| 154 obs.OnBeginFrame( | |
| 155 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 700, 900, 300)); | |
| 156 EXPECT_EQ( | |
| 157 obs.LastUsedBeginFrameArgs(), | |
| 158 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 700, 900, 300)); | |
| 159 } | |
| 160 | |
| 161 const BeginFrameArgs MockBeginFrameObserver::kDefaultBeginFrameArgs = | |
| 162 CreateBeginFrameArgsForTesting( | |
| 163 #ifdef NDEBUG | |
| 164 nullptr, | |
| 165 #else | |
| 166 FROM_HERE_WITH_EXPLICIT_FUNCTION( | |
| 167 "MockBeginFrameObserver::kDefaultBeginFrameArgs"), | |
| 168 #endif | |
| 169 -1, | |
| 170 -1, | |
| 171 -1); | |
| 172 | |
| 173 // BeginFrameObserverMixIn testing --------------------------------------- | |
| 174 class MockMinimalBeginFrameObserverMixIn : public BeginFrameObserverMixIn { | |
| 175 public: | |
| 176 MOCK_METHOD1(OnBeginFrameMixInDelegate, bool(const BeginFrameArgs&)); | |
| 177 int64_t dropped_begin_frame_args() const { return dropped_begin_frame_args_; } | |
| 178 }; | |
| 179 | |
| 180 TEST(BeginFrameObserverMixInTest, OnBeginFrameImplementation) { | |
| 181 using ::testing::Return; | |
| 182 MockMinimalBeginFrameObserverMixIn obs; | |
| 183 ::testing::InSequence ordered; // These calls should be ordered | |
| 184 | |
| 185 // Initial conditions | |
| 186 EXPECT_EQ(BeginFrameArgs(), obs.LastUsedBeginFrameArgs()); | |
| 187 EXPECT_EQ(0, obs.dropped_begin_frame_args()); | |
| 188 | |
| 189 #ifndef NDEBUG | |
| 190 EXPECT_DEATH({ obs.OnBeginFrame(BeginFrameArgs()); }, ""); | |
| 191 #endif | |
| 192 | |
| 193 BeginFrameArgs args1 = | |
| 194 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 100, 200, 300); | |
| 195 EXPECT_CALL(obs, OnBeginFrameMixInDelegate(args1)).WillOnce(Return(true)); | |
| 196 obs.OnBeginFrame(args1); | |
| 197 EXPECT_EQ(args1, obs.LastUsedBeginFrameArgs()); | |
| 198 EXPECT_EQ(0, obs.dropped_begin_frame_args()); | |
| 199 | |
| 200 #ifndef NDEBUG | |
| 201 EXPECT_DEATH({ | |
| 202 obs.OnBeginFrame(CreateBeginFrameArgsForTesting( | |
| 203 BEGINFRAME_FROM_HERE, 50, 200, 300)); | |
| 204 }, | |
| 205 ""); | |
| 206 #endif | |
| 207 | |
| 208 // Returning false shouldn't update the LastUsedBeginFrameArgs value. | |
| 209 BeginFrameArgs args2 = | |
| 210 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 200, 300, 400); | |
| 211 EXPECT_CALL(obs, OnBeginFrameMixInDelegate(args2)).WillOnce(Return(false)); | |
| 212 obs.OnBeginFrame(args2); | |
| 213 EXPECT_EQ(args1, obs.LastUsedBeginFrameArgs()); | |
| 214 EXPECT_EQ(1, obs.dropped_begin_frame_args()); | |
| 215 | |
| 216 BeginFrameArgs args3 = | |
| 217 CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, 150, 300, 400); | |
| 218 EXPECT_CALL(obs, OnBeginFrameMixInDelegate(args3)).WillOnce(Return(true)); | |
| 219 obs.OnBeginFrame(args3); | |
| 220 EXPECT_EQ(args3, obs.LastUsedBeginFrameArgs()); | |
| 221 EXPECT_EQ(1, obs.dropped_begin_frame_args()); | |
| 222 } | |
| 223 | |
| 224 // BeginFrameSource testing ---------------------------------------------- | |
| 225 TEST(BeginFrameSourceMixInTest, ObserverManipulation) { | |
| 226 MockBeginFrameObserver obs; | |
| 227 MockBeginFrameObserver otherObs; | |
| 228 FakeBeginFrameSource source; | |
| 229 | |
| 230 source.AddObserver(&obs); | |
| 231 EXPECT_EQ(&obs, source.GetObserver()); | |
| 232 | |
| 233 #ifndef NDEBUG | |
| 234 // Adding an observer when an observer already exists should DCHECK fail. | |
| 235 EXPECT_DEATH({ source.AddObserver(&otherObs); }, ""); | |
| 236 | |
| 237 // Removing wrong observer should DCHECK fail. | |
| 238 EXPECT_DEATH({ source.RemoveObserver(&otherObs); }, ""); | |
| 239 | |
| 240 // Removing an observer when there is no observer should DCHECK fail. | |
| 241 EXPECT_DEATH({ | |
| 242 source.RemoveObserver(&obs); | |
| 243 source.RemoveObserver(&obs); | |
| 244 }, | |
| 245 ""); | |
| 246 #endif | |
| 247 source.RemoveObserver(&obs); | |
| 248 | |
| 249 source.AddObserver(&otherObs); | |
| 250 EXPECT_EQ(&otherObs, source.GetObserver()); | |
| 251 source.RemoveObserver(&otherObs); | |
| 252 } | |
| 253 | |
| 254 TEST(BeginFrameSourceMixInTest, Observer) { | |
| 255 FakeBeginFrameSource source; | |
| 256 MockBeginFrameObserver obs; | |
| 257 source.AddObserver(&obs); | |
| 258 EXPECT_BEGIN_FRAME_USED(obs, 100, 200, 300); | |
| 259 EXPECT_BEGIN_FRAME_DROP(obs, 400, 600, 300); | |
| 260 EXPECT_BEGIN_FRAME_DROP(obs, 450, 650, 300); | |
| 261 EXPECT_BEGIN_FRAME_USED(obs, 700, 900, 300); | |
| 262 | |
| 263 SEND_BEGIN_FRAME_USED(source, 100, 200, 300); | |
| 264 SEND_BEGIN_FRAME_DROP(source, 400, 600, 300); | |
| 265 SEND_BEGIN_FRAME_DROP(source, 450, 650, 300); | |
| 266 SEND_BEGIN_FRAME_USED(source, 700, 900, 300); | |
| 267 } | |
| 268 | |
| 269 TEST(BeginFrameSourceMixInTest, NoObserver) { | |
| 270 FakeBeginFrameSource source; | |
| 271 SEND_BEGIN_FRAME_DROP(source, 100, 200, 300); | |
| 272 } | |
| 273 | |
| 274 TEST(BeginFrameSourceMixInTest, NeedsBeginFrames) { | |
| 275 FakeBeginFrameSource source; | |
| 276 EXPECT_FALSE(source.NeedsBeginFrames()); | |
| 277 source.SetNeedsBeginFrames(true); | |
| 278 EXPECT_TRUE(source.NeedsBeginFrames()); | |
| 279 source.SetNeedsBeginFrames(false); | |
| 280 EXPECT_FALSE(source.NeedsBeginFrames()); | |
| 281 } | |
| 282 | |
| 283 class LoopingBeginFrameObserver : public BeginFrameObserverMixIn { | |
| 284 public: | |
| 285 BeginFrameSource* source_; | |
| 286 | |
| 287 void AsValueInto(base::trace_event::TracedValue* dict) const override { | |
| 288 dict->SetString("type", "LoopingBeginFrameObserver"); | |
| 289 dict->BeginDictionary("source"); | |
| 290 source_->AsValueInto(dict); | |
| 291 dict->EndDictionary(); | |
| 292 } | |
| 293 | |
| 294 protected: | |
| 295 // BeginFrameObserverMixIn | |
| 296 bool OnBeginFrameMixInDelegate(const BeginFrameArgs& args) override { | |
| 297 return true; | |
| 298 } | |
| 299 }; | |
| 300 | |
| 301 TEST(BeginFrameSourceMixInTest, DetectAsValueIntoLoop) { | |
| 302 LoopingBeginFrameObserver obs; | |
| 303 FakeBeginFrameSource source; | |
| 304 | |
| 305 obs.source_ = &source; | |
| 306 source.AddObserver(&obs); | |
| 307 | |
| 308 scoped_refptr<base::trace_event::TracedValue> state = | |
| 309 new base::trace_event::TracedValue(); | |
| 310 source.AsValueInto(state.get()); | |
| 311 } | |
| 312 | |
| 313 // BackToBackBeginFrameSource testing ----------------------------------------- | |
| 314 class TestBackToBackBeginFrameSource : public BackToBackBeginFrameSource { | |
| 315 public: | |
| 316 static scoped_ptr<TestBackToBackBeginFrameSource> Create( | |
| 317 scoped_refptr<TestNowSource> now_src, | |
| 318 base::SingleThreadTaskRunner* task_runner) { | |
| 319 return make_scoped_ptr( | |
| 320 new TestBackToBackBeginFrameSource(now_src, task_runner)); | |
| 321 } | |
| 322 | |
| 323 protected: | |
| 324 TestBackToBackBeginFrameSource(scoped_refptr<TestNowSource> now_src, | |
| 325 base::SingleThreadTaskRunner* task_runner) | |
| 326 : BackToBackBeginFrameSource(task_runner), now_src_(now_src) {} | |
| 327 | |
| 328 base::TimeTicks Now() override { return now_src_->Now(); } | |
| 329 | |
| 330 scoped_refptr<TestNowSource> now_src_; | |
| 331 }; | |
| 332 | |
| 333 class BackToBackBeginFrameSourceTest : public ::testing::Test { | |
| 334 public: | |
| 335 static const int64_t kDeadline; | |
| 336 static const int64_t kInterval; | |
| 337 | |
| 338 scoped_refptr<TestNowSource> now_src_; | |
| 339 scoped_refptr<OrderedSimpleTaskRunner> task_runner_; | |
| 340 scoped_ptr<TestBackToBackBeginFrameSource> source_; | |
| 341 scoped_ptr<MockBeginFrameObserver> obs_; | |
| 342 | |
| 343 void SetUp() override { | |
| 344 now_src_ = TestNowSource::Create(1000); | |
| 345 task_runner_ = | |
| 346 make_scoped_refptr(new OrderedSimpleTaskRunner(now_src_, false)); | |
| 347 task_runner_->SetRunTaskLimit(1); | |
| 348 source_ = | |
| 349 TestBackToBackBeginFrameSource::Create(now_src_, task_runner_.get()); | |
| 350 obs_ = make_scoped_ptr(new ::testing::StrictMock<MockBeginFrameObserver>()); | |
| 351 source_->AddObserver(obs_.get()); | |
| 352 } | |
| 353 | |
| 354 void TearDown() override { obs_.reset(); } | |
| 355 }; | |
| 356 | |
| 357 const int64_t BackToBackBeginFrameSourceTest::kDeadline = | |
| 358 BeginFrameArgs::DefaultInterval().ToInternalValue(); | |
| 359 | |
| 360 const int64_t BackToBackBeginFrameSourceTest::kInterval = | |
| 361 BeginFrameArgs::DefaultInterval().ToInternalValue(); | |
| 362 | |
| 363 TEST_F(BackToBackBeginFrameSourceTest, SetNeedsBeginFramesSendsBeginFrame) { | |
| 364 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 365 source_->SetNeedsBeginFrames(true); | |
| 366 EXPECT_TRUE(task_runner_->HasPendingTasks()); | |
| 367 task_runner_->RunUntilIdle(); | |
| 368 | |
| 369 EXPECT_BEGIN_FRAME_USED(*obs_, 1100, 1100 + kDeadline, kInterval); | |
| 370 now_src_->AdvanceNowMicroseconds(100); | |
| 371 source_->DidFinishFrame(0); | |
| 372 task_runner_->RunUntilIdle(); | |
| 373 } | |
| 374 | |
| 375 TEST_F(BackToBackBeginFrameSourceTest, | |
| 376 DidFinishFrameThenSetNeedsBeginFramesProducesNoFrame) { | |
| 377 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 378 source_->SetNeedsBeginFrames(true); | |
| 379 task_runner_->RunUntilIdle(); | |
| 380 | |
| 381 source_->SetNeedsBeginFrames(false); | |
| 382 source_->DidFinishFrame(0); | |
| 383 | |
| 384 EXPECT_FALSE(task_runner_->HasPendingTasks()); | |
| 385 } | |
| 386 | |
| 387 TEST_F(BackToBackBeginFrameSourceTest, | |
| 388 SetNeedsBeginFramesThenDidFinishFrameProducesNoFrame) { | |
| 389 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 390 source_->SetNeedsBeginFrames(true); | |
| 391 task_runner_->RunUntilIdle(); | |
| 392 | |
| 393 now_src_->AdvanceNowMicroseconds(100); | |
| 394 source_->DidFinishFrame(0); | |
| 395 source_->SetNeedsBeginFrames(false); | |
| 396 | |
| 397 EXPECT_TRUE(task_runner_->HasPendingTasks()); | |
| 398 task_runner_->RunUntilIdle(); | |
| 399 } | |
| 400 | |
| 401 TEST_F(BackToBackBeginFrameSourceTest, | |
| 402 DidFinishFrameThenTogglingSetNeedsBeginFramesProducesCorrectFrame) { | |
| 403 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 404 source_->SetNeedsBeginFrames(true); | |
| 405 task_runner_->RunUntilIdle(); | |
| 406 | |
| 407 now_src_->AdvanceNowMicroseconds(100); | |
| 408 | |
| 409 source_->SetNeedsBeginFrames(false); | |
| 410 now_src_->AdvanceNowMicroseconds(10); | |
| 411 source_->DidFinishFrame(0); | |
| 412 now_src_->AdvanceNowMicroseconds(10); | |
| 413 source_->SetNeedsBeginFrames(false); | |
| 414 now_src_->AdvanceNowMicroseconds(10); | |
| 415 source_->SetNeedsBeginFrames(true); | |
| 416 | |
| 417 EXPECT_BEGIN_FRAME_USED(*obs_, 1130, 1130 + kDeadline, kInterval); | |
| 418 EXPECT_TRUE(task_runner_->HasPendingTasks()); | |
| 419 task_runner_->RunUntilIdle(); | |
| 420 } | |
| 421 | |
| 422 TEST_F(BackToBackBeginFrameSourceTest, | |
| 423 TogglingSetNeedsBeginFramesThenDidFinishFrameProducesCorrectFrame) { | |
| 424 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 425 source_->SetNeedsBeginFrames(true); | |
| 426 task_runner_->RunUntilIdle(); | |
| 427 | |
| 428 now_src_->AdvanceNowMicroseconds(100); | |
| 429 source_->DidFinishFrame(0); | |
| 430 now_src_->AdvanceNowMicroseconds(10); | |
| 431 source_->SetNeedsBeginFrames(false); | |
| 432 now_src_->AdvanceNowMicroseconds(10); | |
| 433 source_->SetNeedsBeginFrames(true); | |
| 434 now_src_->AdvanceNowMicroseconds(10); | |
| 435 | |
| 436 EXPECT_BEGIN_FRAME_USED(*obs_, 1130, 1130 + kDeadline, kInterval); | |
| 437 EXPECT_TRUE(task_runner_->HasPendingTasks()); | |
| 438 task_runner_->RunUntilIdle(); | |
| 439 } | |
| 440 | |
| 441 TEST_F(BackToBackBeginFrameSourceTest, DidFinishFrameNeedsBeginFrameFalse) { | |
| 442 source_->SetNeedsBeginFrames(false); | |
| 443 source_->DidFinishFrame(0); | |
| 444 EXPECT_FALSE(task_runner_->RunPendingTasks()); | |
| 445 } | |
| 446 | |
| 447 TEST_F(BackToBackBeginFrameSourceTest, DidFinishFrameRemainingFrames) { | |
| 448 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 449 source_->SetNeedsBeginFrames(true); | |
| 450 task_runner_->RunUntilIdle(); | |
| 451 | |
| 452 now_src_->AdvanceNowMicroseconds(100); | |
| 453 | |
| 454 source_->DidFinishFrame(3); | |
| 455 EXPECT_FALSE(task_runner_->HasPendingTasks()); | |
| 456 source_->DidFinishFrame(2); | |
| 457 EXPECT_FALSE(task_runner_->HasPendingTasks()); | |
| 458 source_->DidFinishFrame(1); | |
| 459 EXPECT_FALSE(task_runner_->HasPendingTasks()); | |
| 460 | |
| 461 EXPECT_BEGIN_FRAME_USED(*obs_, 1100, 1100 + kDeadline, kInterval); | |
| 462 source_->DidFinishFrame(0); | |
| 463 EXPECT_EQ(base::TimeDelta(), task_runner_->DelayToNextTaskTime()); | |
| 464 task_runner_->RunUntilIdle(); | |
| 465 } | |
| 466 | |
| 467 TEST_F(BackToBackBeginFrameSourceTest, DidFinishFrameMultipleCallsIdempotent) { | |
| 468 source_->SetNeedsBeginFrames(true); | |
| 469 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 470 task_runner_->RunUntilIdle(); | |
| 471 | |
| 472 now_src_->AdvanceNowMicroseconds(100); | |
| 473 source_->DidFinishFrame(0); | |
| 474 source_->DidFinishFrame(0); | |
| 475 source_->DidFinishFrame(0); | |
| 476 EXPECT_BEGIN_FRAME_USED(*obs_, 1100, 1100 + kDeadline, kInterval); | |
| 477 task_runner_->RunUntilIdle(); | |
| 478 | |
| 479 now_src_->AdvanceNowMicroseconds(100); | |
| 480 source_->DidFinishFrame(0); | |
| 481 source_->DidFinishFrame(0); | |
| 482 source_->DidFinishFrame(0); | |
| 483 EXPECT_BEGIN_FRAME_USED(*obs_, 1200, 1200 + kDeadline, kInterval); | |
| 484 task_runner_->RunUntilIdle(); | |
| 485 } | |
| 486 | |
| 487 TEST_F(BackToBackBeginFrameSourceTest, DelayInPostedTaskProducesCorrectFrame) { | |
| 488 EXPECT_BEGIN_FRAME_USED(*obs_, 1000, 1000 + kDeadline, kInterval); | |
| 489 source_->SetNeedsBeginFrames(true); | |
| 490 task_runner_->RunUntilIdle(); | |
| 491 | |
| 492 now_src_->AdvanceNowMicroseconds(100); | |
| 493 source_->DidFinishFrame(0); | |
| 494 now_src_->AdvanceNowMicroseconds(50); | |
| 495 EXPECT_BEGIN_FRAME_USED(*obs_, 1150, 1150 + kDeadline, kInterval); | |
| 496 | |
| 497 EXPECT_TRUE(task_runner_->HasPendingTasks()); | |
| 498 task_runner_->RunUntilIdle(); | |
| 499 } | |
| 500 | |
| 501 // SyntheticBeginFrameSource testing ------------------------------------------ | |
| 502 class SyntheticBeginFrameSourceTest : public ::testing::Test { | |
| 503 public: | |
| 504 scoped_refptr<TestNowSource> now_src_; | |
| 505 scoped_refptr<OrderedSimpleTaskRunner> task_runner_; | |
| 506 scoped_ptr<TestSyntheticBeginFrameSource> source_; | |
| 507 scoped_ptr<MockBeginFrameObserver> obs_; | |
| 508 | |
| 509 void SetUp() override { | |
| 510 now_src_ = TestNowSource::Create(1000); | |
| 511 task_runner_ = | |
| 512 make_scoped_refptr(new OrderedSimpleTaskRunner(now_src_, false)); | |
| 513 source_ = TestSyntheticBeginFrameSource::Create( | |
| 514 now_src_, task_runner_.get(), base::TimeDelta::FromMicroseconds(10000)); | |
| 515 obs_ = make_scoped_ptr(new MockBeginFrameObserver()); | |
| 516 source_->AddObserver(obs_.get()); | |
| 517 } | |
| 518 | |
| 519 void TearDown() override { obs_.reset(); } | |
| 520 }; | |
| 521 | |
| 522 TEST_F(SyntheticBeginFrameSourceTest, | |
| 523 SetNeedsBeginFramesCallsOnBeginFrameWithMissedTick) { | |
| 524 now_src_->SetNowMicroseconds(10010); | |
| 525 EXPECT_CALL((*obs_), OnBeginFrame(CreateBeginFrameArgsForTesting( | |
| 526 BEGINFRAME_FROM_HERE, 10000, 20000, 10000, | |
| 527 BeginFrameArgs::MISSED))); | |
| 528 source_->SetNeedsBeginFrames(true); // Should cause the last tick to be sent | |
| 529 // No tasks should need to be run for this to occur. | |
| 530 } | |
| 531 | |
| 532 TEST_F(SyntheticBeginFrameSourceTest, | |
| 533 SetNeedsBeginFramesCallsCausesOnBeginFrame) { | |
| 534 source_->SetNeedsBeginFrames(true); | |
| 535 EXPECT_EQ(10000, task_runner_->NextTaskTime().ToInternalValue()); | |
| 536 | |
| 537 EXPECT_BEGIN_FRAME_USED(*obs_, 10000, 20000, 10000); | |
| 538 now_src_->SetNowMicroseconds(10010); | |
| 539 task_runner_->RunPendingTasks(); | |
| 540 } | |
| 541 | |
| 542 TEST_F(SyntheticBeginFrameSourceTest, BasicOperation) { | |
| 543 task_runner_->SetAutoAdvanceNowToPendingTasks(true); | |
| 544 | |
| 545 source_->SetNeedsBeginFrames(true); | |
| 546 EXPECT_BEGIN_FRAME_USED(*obs_, 10000, 20000, 10000); | |
| 547 EXPECT_BEGIN_FRAME_USED(*obs_, 20000, 30000, 10000); | |
| 548 EXPECT_BEGIN_FRAME_USED(*obs_, 30000, 40000, 10000); | |
| 549 task_runner_->RunUntilTime(base::TimeTicks::FromInternalValue(30001)); | |
| 550 | |
| 551 source_->SetNeedsBeginFrames(false); | |
| 552 // No new frames.... | |
| 553 task_runner_->RunUntilTime(base::TimeTicks::FromInternalValue(60000)); | |
| 554 } | |
| 555 | |
| 556 TEST_F(SyntheticBeginFrameSourceTest, VSyncChanges) { | |
| 557 task_runner_->SetAutoAdvanceNowToPendingTasks(true); | |
| 558 source_->SetNeedsBeginFrames(true); | |
| 559 | |
| 560 EXPECT_BEGIN_FRAME_USED(*obs_, 10000, 20000, 10000); | |
| 561 EXPECT_BEGIN_FRAME_USED(*obs_, 20000, 30000, 10000); | |
| 562 EXPECT_BEGIN_FRAME_USED(*obs_, 30000, 40000, 10000); | |
| 563 task_runner_->RunUntilTime(base::TimeTicks::FromInternalValue(30001)); | |
| 564 | |
| 565 // Update the vsync information | |
| 566 source_->OnUpdateVSyncParameters(base::TimeTicks::FromInternalValue(27500), | |
| 567 base::TimeDelta::FromMicroseconds(10001)); | |
| 568 | |
| 569 EXPECT_BEGIN_FRAME_USED(*obs_, 40000, 47502, 10001); | |
| 570 EXPECT_BEGIN_FRAME_USED(*obs_, 47502, 57503, 10001); | |
| 571 EXPECT_BEGIN_FRAME_USED(*obs_, 57503, 67504, 10001); | |
| 572 task_runner_->RunUntilTime(base::TimeTicks::FromInternalValue(60000)); | |
| 573 } | |
| 574 | |
| 575 // BeginFrameSourceMultiplexer testing ----------------------------------- | |
| 576 class BeginFrameSourceMultiplexerTest : public ::testing::Test { | |
| 577 protected: | |
| 578 void SetUp() override { | |
| 579 mux_ = BeginFrameSourceMultiplexer::Create(); | |
| 580 | |
| 581 source1_store_ = make_scoped_ptr(new FakeBeginFrameSource()); | |
| 582 source2_store_ = make_scoped_ptr(new FakeBeginFrameSource()); | |
| 583 source3_store_ = make_scoped_ptr(new FakeBeginFrameSource()); | |
| 584 | |
| 585 source1_ = source1_store_.get(); | |
| 586 source2_ = source2_store_.get(); | |
| 587 source3_ = source3_store_.get(); | |
| 588 } | |
| 589 | |
| 590 void TearDown() override { | |
| 591 // Make sure the mux is torn down before the sources. | |
| 592 mux_.reset(); | |
| 593 } | |
| 594 | |
| 595 scoped_ptr<BeginFrameSourceMultiplexer> mux_; | |
| 596 FakeBeginFrameSource* source1_; | |
| 597 FakeBeginFrameSource* source2_; | |
| 598 FakeBeginFrameSource* source3_; | |
| 599 | |
| 600 private: | |
| 601 scoped_ptr<FakeBeginFrameSource> source1_store_; | |
| 602 scoped_ptr<FakeBeginFrameSource> source2_store_; | |
| 603 scoped_ptr<FakeBeginFrameSource> source3_store_; | |
| 604 }; | |
| 605 | |
| 606 TEST_F(BeginFrameSourceMultiplexerTest, SourcesManipulation) { | |
| 607 EXPECT_EQ(NULL, mux_->ActiveSource()); | |
| 608 | |
| 609 mux_->AddSource(source1_); | |
| 610 EXPECT_EQ(source1_, mux_->ActiveSource()); | |
| 611 | |
| 612 mux_->SetActiveSource(NULL); | |
| 613 EXPECT_EQ(NULL, mux_->ActiveSource()); | |
| 614 | |
| 615 mux_->SetActiveSource(source1_); | |
| 616 | |
| 617 #ifndef NDEBUG | |
| 618 // Setting a source which isn't in the mux as active should DCHECK fail. | |
| 619 EXPECT_DEATH({ mux_->SetActiveSource(source2_); }, ""); | |
| 620 | |
| 621 // Adding a source which is already added should DCHECK fail. | |
| 622 EXPECT_DEATH({ mux_->AddSource(source1_); }, ""); | |
| 623 | |
| 624 // Removing a source which isn't in the mux should DCHECK fail. | |
| 625 EXPECT_DEATH({ mux_->RemoveSource(source2_); }, ""); | |
| 626 | |
| 627 // Removing the active source fails | |
| 628 EXPECT_DEATH({ mux_->RemoveSource(source1_); }, ""); | |
| 629 #endif | |
| 630 | |
| 631 // Test manipulation doesn't segfault. | |
| 632 mux_->AddSource(source2_); | |
| 633 mux_->RemoveSource(source2_); | |
| 634 | |
| 635 mux_->AddSource(source2_); | |
| 636 mux_->SetActiveSource(source2_); | |
| 637 EXPECT_EQ(source2_, mux_->ActiveSource()); | |
| 638 | |
| 639 mux_->RemoveSource(source1_); | |
| 640 } | |
| 641 | |
| 642 TEST_F(BeginFrameSourceMultiplexerTest, NeedsBeginFrames) { | |
| 643 mux_->AddSource(source1_); | |
| 644 mux_->AddSource(source2_); | |
| 645 mux_->SetActiveSource(source1_); | |
| 646 EXPECT_EQ(source1_->NeedsBeginFrames(), false); | |
| 647 EXPECT_EQ(source2_->NeedsBeginFrames(), false); | |
| 648 | |
| 649 // Check SetNeedsFrames works | |
| 650 mux_->SetNeedsBeginFrames(true); | |
| 651 EXPECT_EQ(source1_->NeedsBeginFrames(), true); | |
| 652 EXPECT_EQ(source2_->NeedsBeginFrames(), false); | |
| 653 | |
| 654 mux_->SetNeedsBeginFrames(false); | |
| 655 EXPECT_EQ(source1_->NeedsBeginFrames(), false); | |
| 656 EXPECT_EQ(source2_->NeedsBeginFrames(), false); | |
| 657 | |
| 658 // Checking that switching the source makes SetNeedsFrames on the | |
| 659 // subsources correctly. | |
| 660 mux_->SetNeedsBeginFrames(true); | |
| 661 | |
| 662 mux_->SetActiveSource(source1_); | |
| 663 EXPECT_EQ(source1_->NeedsBeginFrames(), true); | |
| 664 EXPECT_EQ(source2_->NeedsBeginFrames(), false); | |
| 665 | |
| 666 mux_->SetActiveSource(source2_); | |
| 667 EXPECT_EQ(source1_->NeedsBeginFrames(), false); | |
| 668 EXPECT_EQ(source2_->NeedsBeginFrames(), true); | |
| 669 } | |
| 670 | |
| 671 TEST_F(BeginFrameSourceMultiplexerTest, BeginFramesSimple) { | |
| 672 mux_->AddSource(source1_); | |
| 673 mux_->AddSource(source2_); | |
| 674 mux_->SetActiveSource(source1_); | |
| 675 | |
| 676 MockBeginFrameObserver obs; | |
| 677 mux_->AddObserver(&obs); | |
| 678 EXPECT_BEGIN_FRAME_USED(obs, 100, 200, 300); | |
| 679 EXPECT_BEGIN_FRAME_USED(obs, 400, 600, 300); | |
| 680 | |
| 681 mux_->SetActiveSource(source1_); | |
| 682 | |
| 683 SEND_BEGIN_FRAME_USED(*source1_, 100, 200, 300); | |
| 684 SEND_BEGIN_FRAME_DROP(*source2_, 200, 500, 300); | |
| 685 | |
| 686 mux_->SetActiveSource(source2_); | |
| 687 SEND_BEGIN_FRAME_USED(*source2_, 400, 600, 300); | |
| 688 SEND_BEGIN_FRAME_DROP(*source1_, 500, 700, 300); | |
| 689 } | |
| 690 | |
| 691 TEST_F(BeginFrameSourceMultiplexerTest, BeginFramesBackwardsProtection) { | |
| 692 mux_->AddSource(source1_); | |
| 693 mux_->AddSource(source2_); | |
| 694 | |
| 695 MockBeginFrameObserver obs; | |
| 696 mux_->AddObserver(&obs); | |
| 697 EXPECT_BEGIN_FRAME_USED(obs, 400, 600, 300); | |
| 698 EXPECT_BEGIN_FRAME_USED(obs, 700, 900, 300); | |
| 699 EXPECT_BEGIN_FRAME_USED(obs, 1000, 1200, 300); | |
| 700 EXPECT_BEGIN_FRAME_USED(obs, 1001, 1201, 301); | |
| 701 | |
| 702 mux_->SetActiveSource(source1_); | |
| 703 SEND_BEGIN_FRAME_USED(*source1_, 400, 600, 300); | |
| 704 SEND_BEGIN_FRAME_USED(*source1_, 700, 900, 300); | |
| 705 | |
| 706 mux_->SetActiveSource(source2_); | |
| 707 SEND_BEGIN_FRAME_DROP(*source2_, 699, 899, 300); | |
| 708 SEND_BEGIN_FRAME_USED(*source2_, 1000, 1200, 300); | |
| 709 | |
| 710 mux_->SetActiveSource(source1_); | |
| 711 SEND_BEGIN_FRAME_USED(*source1_, 1001, 1201, 301); | |
| 712 } | |
| 713 | |
| 714 TEST_F(BeginFrameSourceMultiplexerTest, MinimumIntervalNegativeFails) { | |
| 715 #ifndef NDEBUG | |
| 716 EXPECT_DEATH( | |
| 717 { mux_->SetMinimumInterval(base::TimeDelta::FromInternalValue(-100)); }, | |
| 718 ""); | |
| 719 #endif | |
| 720 } | |
| 721 | |
| 722 TEST_F(BeginFrameSourceMultiplexerTest, MinimumIntervalZero) { | |
| 723 mux_->SetMinimumInterval(base::TimeDelta()); | |
| 724 mux_->AddSource(source1_); | |
| 725 | |
| 726 MockBeginFrameObserver obs; | |
| 727 mux_->AddObserver(&obs); | |
| 728 EXPECT_BEGIN_FRAME_USED(obs, 100, 200, 300); | |
| 729 EXPECT_BEGIN_FRAME_USED(obs, 400, 600, 300); | |
| 730 EXPECT_BEGIN_FRAME_USED(obs, 700, 900, 300); | |
| 731 | |
| 732 SEND_BEGIN_FRAME_USED(*source1_, 100, 200, 300); | |
| 733 SEND_BEGIN_FRAME_USED(*source1_, 400, 600, 300); | |
| 734 SEND_BEGIN_FRAME_USED(*source1_, 700, 900, 300); | |
| 735 } | |
| 736 | |
| 737 TEST_F(BeginFrameSourceMultiplexerTest, MinimumIntervalBasic) { | |
| 738 mux_->SetMinimumInterval(base::TimeDelta::FromInternalValue(600)); | |
| 739 mux_->AddSource(source1_); | |
| 740 | |
| 741 MockBeginFrameObserver obs; | |
| 742 mux_->AddObserver(&obs); | |
| 743 EXPECT_BEGIN_FRAME_USED(obs, 100, 200, 300); | |
| 744 EXPECT_BEGIN_FRAME_USED(obs, 700, 900, 300); | |
| 745 | |
| 746 SEND_BEGIN_FRAME_USED(*source1_, 100, 200, 300); | |
| 747 SEND_BEGIN_FRAME_DROP(*source1_, 400, 600, 300); | |
| 748 SEND_BEGIN_FRAME_USED(*source1_, 700, 900, 300); | |
| 749 } | |
| 750 | |
| 751 TEST_F(BeginFrameSourceMultiplexerTest, MinimumIntervalWithMultipleSources) { | |
| 752 mux_->SetMinimumInterval(base::TimeDelta::FromMicroseconds(150)); | |
| 753 mux_->AddSource(source1_); | |
| 754 mux_->AddSource(source2_); | |
| 755 | |
| 756 MockBeginFrameObserver obs; | |
| 757 mux_->AddObserver(&obs); | |
| 758 EXPECT_BEGIN_FRAME_USED(obs, 400, 600, 300); | |
| 759 EXPECT_BEGIN_FRAME_USED(obs, 700, 900, 300); | |
| 760 EXPECT_BEGIN_FRAME_USED(obs, 1050, 1250, 300); | |
| 761 | |
| 762 mux_->SetActiveSource(source1_); | |
| 763 SEND_BEGIN_FRAME_USED(*source1_, 400, 600, 300); | |
| 764 SEND_BEGIN_FRAME_USED(*source1_, 700, 900, 300); | |
| 765 | |
| 766 mux_->SetActiveSource(source2_); | |
| 767 SEND_BEGIN_FRAME_DROP(*source2_, 750, 1050, 300); | |
| 768 SEND_BEGIN_FRAME_USED(*source2_, 1050, 1250, 300); | |
| 769 | |
| 770 mux_->SetActiveSource(source1_); | |
| 771 SEND_BEGIN_FRAME_DROP(*source2_, 1100, 1400, 300); | |
| 772 } | |
| 773 | |
| 774 } // namespace | |
| 775 } // namespace cc | |
| OLD | NEW |
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