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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 "cc/layers/layer.h" | |
| 6 | |
| 7 #include "cc/animation/keyframed_animation_curve.h" | |
| 8 #include "cc/base/math_util.h" | |
| 9 #include "cc/layers/layer_impl.h" | |
| 10 #include "cc/resources/layer_painter.h" | |
| 11 #include "cc/test/animation_test_common.h" | |
| 12 #include "cc/test/fake_impl_proxy.h" | |
| 13 #include "cc/test/fake_layer_tree_host_client.h" | |
| 14 #include "cc/test/fake_layer_tree_host_impl.h" | |
| 15 #include "cc/test/geometry_test_utils.h" | |
| 16 #include "cc/test/layer_test_common.h" | |
| 17 #include "cc/test/test_gpu_memory_buffer_manager.h" | |
| 18 #include "cc/test/test_shared_bitmap_manager.h" | |
| 19 #include "cc/test/test_task_graph_runner.h" | |
| 20 #include "cc/trees/layer_tree_host.h" | |
| 21 #include "cc/trees/single_thread_proxy.h" | |
| 22 #include "testing/gmock/include/gmock/gmock.h" | |
| 23 #include "testing/gtest/include/gtest/gtest.h" | |
| 24 #include "ui/gfx/transform.h" | |
| 25 | |
| 26 using ::testing::AnyNumber; | |
| 27 using ::testing::AtLeast; | |
| 28 using ::testing::Mock; | |
| 29 using ::testing::StrictMock; | |
| 30 using ::testing::_; | |
| 31 | |
| 32 #define EXPECT_SET_NEEDS_FULL_TREE_SYNC(expect, code_to_test) \ | |
| 33 do { \ | |
| 34 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times((expect)); \ | |
| 35 code_to_test; \ | |
| 36 Mock::VerifyAndClearExpectations(layer_tree_host_.get()); \ | |
| 37 } while (false) | |
| 38 | |
| 39 namespace cc { | |
| 40 namespace { | |
| 41 | |
| 42 class MockLayerTreeHost : public LayerTreeHost { | |
| 43 public: | |
| 44 explicit MockLayerTreeHost(FakeLayerTreeHostClient* client) | |
| 45 : LayerTreeHost(client, nullptr, nullptr, nullptr, LayerTreeSettings()) { | |
| 46 InitializeSingleThreaded(client, | |
| 47 base::MessageLoopProxy::current(), | |
| 48 nullptr); | |
| 49 } | |
| 50 | |
| 51 MOCK_METHOD0(SetNeedsCommit, void()); | |
| 52 MOCK_METHOD0(SetNeedsUpdateLayers, void()); | |
| 53 MOCK_METHOD0(SetNeedsFullTreeSync, void()); | |
| 54 }; | |
| 55 | |
| 56 class MockLayerPainter : public LayerPainter { | |
| 57 public: | |
| 58 void Paint(SkCanvas* canvas, const gfx::Rect& content_rect) override {} | |
| 59 }; | |
| 60 | |
| 61 class LayerTest : public testing::Test { | |
| 62 public: | |
| 63 LayerTest() | |
| 64 : host_impl_(&proxy_, &shared_bitmap_manager_, &task_graph_runner_), | |
| 65 fake_client_(FakeLayerTreeHostClient::DIRECT_3D) {} | |
| 66 | |
| 67 protected: | |
| 68 void SetUp() override { | |
| 69 layer_tree_host_.reset(new StrictMock<MockLayerTreeHost>(&fake_client_)); | |
| 70 } | |
| 71 | |
| 72 void TearDown() override { | |
| 73 Mock::VerifyAndClearExpectations(layer_tree_host_.get()); | |
| 74 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times(AnyNumber()); | |
| 75 parent_ = nullptr; | |
| 76 child1_ = nullptr; | |
| 77 child2_ = nullptr; | |
| 78 child3_ = nullptr; | |
| 79 grand_child1_ = nullptr; | |
| 80 grand_child2_ = nullptr; | |
| 81 grand_child3_ = nullptr; | |
| 82 | |
| 83 layer_tree_host_->SetRootLayer(nullptr); | |
| 84 layer_tree_host_ = nullptr; | |
| 85 } | |
| 86 | |
| 87 void VerifyTestTreeInitialState() const { | |
| 88 ASSERT_EQ(3U, parent_->children().size()); | |
| 89 EXPECT_EQ(child1_, parent_->children()[0]); | |
| 90 EXPECT_EQ(child2_, parent_->children()[1]); | |
| 91 EXPECT_EQ(child3_, parent_->children()[2]); | |
| 92 EXPECT_EQ(parent_.get(), child1_->parent()); | |
| 93 EXPECT_EQ(parent_.get(), child2_->parent()); | |
| 94 EXPECT_EQ(parent_.get(), child3_->parent()); | |
| 95 | |
| 96 ASSERT_EQ(2U, child1_->children().size()); | |
| 97 EXPECT_EQ(grand_child1_, child1_->children()[0]); | |
| 98 EXPECT_EQ(grand_child2_, child1_->children()[1]); | |
| 99 EXPECT_EQ(child1_.get(), grand_child1_->parent()); | |
| 100 EXPECT_EQ(child1_.get(), grand_child2_->parent()); | |
| 101 | |
| 102 ASSERT_EQ(1U, child2_->children().size()); | |
| 103 EXPECT_EQ(grand_child3_, child2_->children()[0]); | |
| 104 EXPECT_EQ(child2_.get(), grand_child3_->parent()); | |
| 105 | |
| 106 ASSERT_EQ(0U, child3_->children().size()); | |
| 107 } | |
| 108 | |
| 109 void CreateSimpleTestTree() { | |
| 110 parent_ = Layer::Create(); | |
| 111 child1_ = Layer::Create(); | |
| 112 child2_ = Layer::Create(); | |
| 113 child3_ = Layer::Create(); | |
| 114 grand_child1_ = Layer::Create(); | |
| 115 grand_child2_ = Layer::Create(); | |
| 116 grand_child3_ = Layer::Create(); | |
| 117 | |
| 118 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times(AnyNumber()); | |
| 119 layer_tree_host_->SetRootLayer(parent_); | |
| 120 | |
| 121 parent_->AddChild(child1_); | |
| 122 parent_->AddChild(child2_); | |
| 123 parent_->AddChild(child3_); | |
| 124 child1_->AddChild(grand_child1_); | |
| 125 child1_->AddChild(grand_child2_); | |
| 126 child2_->AddChild(grand_child3_); | |
| 127 | |
| 128 Mock::VerifyAndClearExpectations(layer_tree_host_.get()); | |
| 129 | |
| 130 VerifyTestTreeInitialState(); | |
| 131 } | |
| 132 | |
| 133 FakeImplProxy proxy_; | |
| 134 TestSharedBitmapManager shared_bitmap_manager_; | |
| 135 TestTaskGraphRunner task_graph_runner_; | |
| 136 FakeLayerTreeHostImpl host_impl_; | |
| 137 | |
| 138 FakeLayerTreeHostClient fake_client_; | |
| 139 scoped_ptr<StrictMock<MockLayerTreeHost>> layer_tree_host_; | |
| 140 scoped_refptr<Layer> parent_; | |
| 141 scoped_refptr<Layer> child1_; | |
| 142 scoped_refptr<Layer> child2_; | |
| 143 scoped_refptr<Layer> child3_; | |
| 144 scoped_refptr<Layer> grand_child1_; | |
| 145 scoped_refptr<Layer> grand_child2_; | |
| 146 scoped_refptr<Layer> grand_child3_; | |
| 147 }; | |
| 148 | |
| 149 TEST_F(LayerTest, BasicCreateAndDestroy) { | |
| 150 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 151 ASSERT_TRUE(test_layer.get()); | |
| 152 | |
| 153 EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times(0); | |
| 154 test_layer->SetLayerTreeHost(layer_tree_host_.get()); | |
| 155 Mock::VerifyAndClearExpectations(layer_tree_host_.get()); | |
| 156 | |
| 157 EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times(0); | |
| 158 test_layer->SetLayerTreeHost(nullptr); | |
| 159 } | |
| 160 | |
| 161 TEST_F(LayerTest, AddAndRemoveChild) { | |
| 162 scoped_refptr<Layer> parent = Layer::Create(); | |
| 163 scoped_refptr<Layer> child = Layer::Create(); | |
| 164 | |
| 165 // Upon creation, layers should not have children or parent. | |
| 166 ASSERT_EQ(0U, parent->children().size()); | |
| 167 EXPECT_FALSE(child->parent()); | |
| 168 | |
| 169 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(parent)); | |
| 170 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->AddChild(child)); | |
| 171 | |
| 172 ASSERT_EQ(1U, parent->children().size()); | |
| 173 EXPECT_EQ(child.get(), parent->children()[0].get()); | |
| 174 EXPECT_EQ(parent.get(), child->parent()); | |
| 175 EXPECT_EQ(parent.get(), child->RootLayer()); | |
| 176 | |
| 177 EXPECT_SET_NEEDS_FULL_TREE_SYNC(AtLeast(1), child->RemoveFromParent()); | |
| 178 } | |
| 179 | |
| 180 TEST_F(LayerTest, AddSameChildTwice) { | |
| 181 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times(AtLeast(1)); | |
| 182 | |
| 183 scoped_refptr<Layer> parent = Layer::Create(); | |
| 184 scoped_refptr<Layer> child = Layer::Create(); | |
| 185 | |
| 186 layer_tree_host_->SetRootLayer(parent); | |
| 187 | |
| 188 ASSERT_EQ(0u, parent->children().size()); | |
| 189 | |
| 190 parent->AddChild(child); | |
| 191 ASSERT_EQ(1u, parent->children().size()); | |
| 192 EXPECT_EQ(parent.get(), child->parent()); | |
| 193 | |
| 194 parent->AddChild(child); | |
| 195 ASSERT_EQ(1u, parent->children().size()); | |
| 196 EXPECT_EQ(parent.get(), child->parent()); | |
| 197 } | |
| 198 | |
| 199 TEST_F(LayerTest, InsertChild) { | |
| 200 scoped_refptr<Layer> parent = Layer::Create(); | |
| 201 scoped_refptr<Layer> child1 = Layer::Create(); | |
| 202 scoped_refptr<Layer> child2 = Layer::Create(); | |
| 203 scoped_refptr<Layer> child3 = Layer::Create(); | |
| 204 scoped_refptr<Layer> child4 = Layer::Create(); | |
| 205 | |
| 206 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(parent)); | |
| 207 | |
| 208 ASSERT_EQ(0U, parent->children().size()); | |
| 209 | |
| 210 // Case 1: inserting to empty list. | |
| 211 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child3, 0)); | |
| 212 ASSERT_EQ(1U, parent->children().size()); | |
| 213 EXPECT_EQ(child3, parent->children()[0]); | |
| 214 EXPECT_EQ(parent.get(), child3->parent()); | |
| 215 | |
| 216 // Case 2: inserting to beginning of list | |
| 217 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child1, 0)); | |
| 218 ASSERT_EQ(2U, parent->children().size()); | |
| 219 EXPECT_EQ(child1, parent->children()[0]); | |
| 220 EXPECT_EQ(child3, parent->children()[1]); | |
| 221 EXPECT_EQ(parent.get(), child1->parent()); | |
| 222 | |
| 223 // Case 3: inserting to middle of list | |
| 224 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child2, 1)); | |
| 225 ASSERT_EQ(3U, parent->children().size()); | |
| 226 EXPECT_EQ(child1, parent->children()[0]); | |
| 227 EXPECT_EQ(child2, parent->children()[1]); | |
| 228 EXPECT_EQ(child3, parent->children()[2]); | |
| 229 EXPECT_EQ(parent.get(), child2->parent()); | |
| 230 | |
| 231 // Case 4: inserting to end of list | |
| 232 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child4, 3)); | |
| 233 | |
| 234 ASSERT_EQ(4U, parent->children().size()); | |
| 235 EXPECT_EQ(child1, parent->children()[0]); | |
| 236 EXPECT_EQ(child2, parent->children()[1]); | |
| 237 EXPECT_EQ(child3, parent->children()[2]); | |
| 238 EXPECT_EQ(child4, parent->children()[3]); | |
| 239 EXPECT_EQ(parent.get(), child4->parent()); | |
| 240 | |
| 241 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(nullptr)); | |
| 242 } | |
| 243 | |
| 244 TEST_F(LayerTest, InsertChildPastEndOfList) { | |
| 245 scoped_refptr<Layer> parent = Layer::Create(); | |
| 246 scoped_refptr<Layer> child1 = Layer::Create(); | |
| 247 scoped_refptr<Layer> child2 = Layer::Create(); | |
| 248 | |
| 249 ASSERT_EQ(0U, parent->children().size()); | |
| 250 | |
| 251 // insert to an out-of-bounds index | |
| 252 parent->InsertChild(child1, 53); | |
| 253 | |
| 254 ASSERT_EQ(1U, parent->children().size()); | |
| 255 EXPECT_EQ(child1, parent->children()[0]); | |
| 256 | |
| 257 // insert another child to out-of-bounds, when list is not already empty. | |
| 258 parent->InsertChild(child2, 2459); | |
| 259 | |
| 260 ASSERT_EQ(2U, parent->children().size()); | |
| 261 EXPECT_EQ(child1, parent->children()[0]); | |
| 262 EXPECT_EQ(child2, parent->children()[1]); | |
| 263 } | |
| 264 | |
| 265 TEST_F(LayerTest, InsertSameChildTwice) { | |
| 266 scoped_refptr<Layer> parent = Layer::Create(); | |
| 267 scoped_refptr<Layer> child1 = Layer::Create(); | |
| 268 scoped_refptr<Layer> child2 = Layer::Create(); | |
| 269 | |
| 270 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(parent)); | |
| 271 | |
| 272 ASSERT_EQ(0U, parent->children().size()); | |
| 273 | |
| 274 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child1, 0)); | |
| 275 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child2, 1)); | |
| 276 | |
| 277 ASSERT_EQ(2U, parent->children().size()); | |
| 278 EXPECT_EQ(child1, parent->children()[0]); | |
| 279 EXPECT_EQ(child2, parent->children()[1]); | |
| 280 | |
| 281 // Inserting the same child again should cause the child to be removed and | |
| 282 // re-inserted at the new location. | |
| 283 EXPECT_SET_NEEDS_FULL_TREE_SYNC(AtLeast(1), parent->InsertChild(child1, 1)); | |
| 284 | |
| 285 // child1 should now be at the end of the list. | |
| 286 ASSERT_EQ(2U, parent->children().size()); | |
| 287 EXPECT_EQ(child2, parent->children()[0]); | |
| 288 EXPECT_EQ(child1, parent->children()[1]); | |
| 289 | |
| 290 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(nullptr)); | |
| 291 } | |
| 292 | |
| 293 TEST_F(LayerTest, ReplaceChildWithNewChild) { | |
| 294 CreateSimpleTestTree(); | |
| 295 scoped_refptr<Layer> child4 = Layer::Create(); | |
| 296 | |
| 297 EXPECT_FALSE(child4->parent()); | |
| 298 | |
| 299 EXPECT_SET_NEEDS_FULL_TREE_SYNC( | |
| 300 AtLeast(1), parent_->ReplaceChild(child2_.get(), child4)); | |
| 301 EXPECT_FALSE(parent_->NeedsDisplayForTesting()); | |
| 302 EXPECT_FALSE(child1_->NeedsDisplayForTesting()); | |
| 303 EXPECT_FALSE(child2_->NeedsDisplayForTesting()); | |
| 304 EXPECT_FALSE(child3_->NeedsDisplayForTesting()); | |
| 305 EXPECT_FALSE(child4->NeedsDisplayForTesting()); | |
| 306 | |
| 307 ASSERT_EQ(static_cast<size_t>(3), parent_->children().size()); | |
| 308 EXPECT_EQ(child1_, parent_->children()[0]); | |
| 309 EXPECT_EQ(child4, parent_->children()[1]); | |
| 310 EXPECT_EQ(child3_, parent_->children()[2]); | |
| 311 EXPECT_EQ(parent_.get(), child4->parent()); | |
| 312 | |
| 313 EXPECT_FALSE(child2_->parent()); | |
| 314 } | |
| 315 | |
| 316 TEST_F(LayerTest, ReplaceChildWithNewChildThatHasOtherParent) { | |
| 317 CreateSimpleTestTree(); | |
| 318 | |
| 319 // create another simple tree with test_layer and child4. | |
| 320 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 321 scoped_refptr<Layer> child4 = Layer::Create(); | |
| 322 test_layer->AddChild(child4); | |
| 323 ASSERT_EQ(1U, test_layer->children().size()); | |
| 324 EXPECT_EQ(child4, test_layer->children()[0]); | |
| 325 EXPECT_EQ(test_layer.get(), child4->parent()); | |
| 326 | |
| 327 EXPECT_SET_NEEDS_FULL_TREE_SYNC( | |
| 328 AtLeast(1), parent_->ReplaceChild(child2_.get(), child4)); | |
| 329 | |
| 330 ASSERT_EQ(3U, parent_->children().size()); | |
| 331 EXPECT_EQ(child1_, parent_->children()[0]); | |
| 332 EXPECT_EQ(child4, parent_->children()[1]); | |
| 333 EXPECT_EQ(child3_, parent_->children()[2]); | |
| 334 EXPECT_EQ(parent_.get(), child4->parent()); | |
| 335 | |
| 336 // test_layer should no longer have child4, | |
| 337 // and child2 should no longer have a parent. | |
| 338 ASSERT_EQ(0U, test_layer->children().size()); | |
| 339 EXPECT_FALSE(child2_->parent()); | |
| 340 } | |
| 341 | |
| 342 TEST_F(LayerTest, DeleteRemovedScrollParent) { | |
| 343 scoped_refptr<Layer> parent = Layer::Create(); | |
| 344 scoped_refptr<Layer> child1 = Layer::Create(); | |
| 345 scoped_refptr<Layer> child2 = Layer::Create(); | |
| 346 | |
| 347 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(parent)); | |
| 348 | |
| 349 ASSERT_EQ(0U, parent->children().size()); | |
| 350 | |
| 351 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child1, 0)); | |
| 352 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child2, 1)); | |
| 353 | |
| 354 ASSERT_EQ(2U, parent->children().size()); | |
| 355 EXPECT_EQ(child1, parent->children()[0]); | |
| 356 EXPECT_EQ(child2, parent->children()[1]); | |
| 357 | |
| 358 EXPECT_SET_NEEDS_COMMIT(2, child1->SetScrollParent(child2.get())); | |
| 359 | |
| 360 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, child2->RemoveFromParent()); | |
| 361 | |
| 362 child1->reset_needs_push_properties_for_testing(); | |
| 363 | |
| 364 EXPECT_SET_NEEDS_COMMIT(1, child2 = nullptr); | |
| 365 | |
| 366 EXPECT_TRUE(child1->needs_push_properties()); | |
| 367 | |
| 368 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(nullptr)); | |
| 369 } | |
| 370 | |
| 371 TEST_F(LayerTest, DeleteRemovedScrollChild) { | |
| 372 scoped_refptr<Layer> parent = Layer::Create(); | |
| 373 scoped_refptr<Layer> child1 = Layer::Create(); | |
| 374 scoped_refptr<Layer> child2 = Layer::Create(); | |
| 375 | |
| 376 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(parent)); | |
| 377 | |
| 378 ASSERT_EQ(0U, parent->children().size()); | |
| 379 | |
| 380 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child1, 0)); | |
| 381 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, parent->InsertChild(child2, 1)); | |
| 382 | |
| 383 ASSERT_EQ(2U, parent->children().size()); | |
| 384 EXPECT_EQ(child1, parent->children()[0]); | |
| 385 EXPECT_EQ(child2, parent->children()[1]); | |
| 386 | |
| 387 EXPECT_SET_NEEDS_COMMIT(2, child1->SetScrollParent(child2.get())); | |
| 388 | |
| 389 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, child1->RemoveFromParent()); | |
| 390 | |
| 391 child2->reset_needs_push_properties_for_testing(); | |
| 392 | |
| 393 EXPECT_SET_NEEDS_COMMIT(1, child1 = nullptr); | |
| 394 | |
| 395 EXPECT_TRUE(child2->needs_push_properties()); | |
| 396 | |
| 397 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(nullptr)); | |
| 398 } | |
| 399 | |
| 400 TEST_F(LayerTest, ReplaceChildWithSameChild) { | |
| 401 CreateSimpleTestTree(); | |
| 402 | |
| 403 // SetNeedsFullTreeSync / SetNeedsCommit should not be called because its the | |
| 404 // same child. | |
| 405 EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times(0); | |
| 406 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times(0); | |
| 407 parent_->ReplaceChild(child2_.get(), child2_); | |
| 408 | |
| 409 VerifyTestTreeInitialState(); | |
| 410 } | |
| 411 | |
| 412 TEST_F(LayerTest, RemoveAllChildren) { | |
| 413 CreateSimpleTestTree(); | |
| 414 | |
| 415 EXPECT_SET_NEEDS_FULL_TREE_SYNC(AtLeast(3), parent_->RemoveAllChildren()); | |
| 416 | |
| 417 ASSERT_EQ(0U, parent_->children().size()); | |
| 418 EXPECT_FALSE(child1_->parent()); | |
| 419 EXPECT_FALSE(child2_->parent()); | |
| 420 EXPECT_FALSE(child3_->parent()); | |
| 421 } | |
| 422 | |
| 423 TEST_F(LayerTest, SetChildren) { | |
| 424 scoped_refptr<Layer> old_parent = Layer::Create(); | |
| 425 scoped_refptr<Layer> new_parent = Layer::Create(); | |
| 426 | |
| 427 scoped_refptr<Layer> child1 = Layer::Create(); | |
| 428 scoped_refptr<Layer> child2 = Layer::Create(); | |
| 429 | |
| 430 LayerList new_children; | |
| 431 new_children.push_back(child1); | |
| 432 new_children.push_back(child2); | |
| 433 | |
| 434 // Set up and verify initial test conditions: child1 has a parent, child2 has | |
| 435 // no parent. | |
| 436 old_parent->AddChild(child1); | |
| 437 ASSERT_EQ(0U, new_parent->children().size()); | |
| 438 EXPECT_EQ(old_parent.get(), child1->parent()); | |
| 439 EXPECT_FALSE(child2->parent()); | |
| 440 | |
| 441 EXPECT_SET_NEEDS_FULL_TREE_SYNC( | |
| 442 1, layer_tree_host_->SetRootLayer(new_parent)); | |
| 443 | |
| 444 EXPECT_SET_NEEDS_FULL_TREE_SYNC( | |
| 445 AtLeast(1), new_parent->SetChildren(new_children)); | |
| 446 | |
| 447 ASSERT_EQ(2U, new_parent->children().size()); | |
| 448 EXPECT_EQ(new_parent.get(), child1->parent()); | |
| 449 EXPECT_EQ(new_parent.get(), child2->parent()); | |
| 450 | |
| 451 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, layer_tree_host_->SetRootLayer(nullptr)); | |
| 452 } | |
| 453 | |
| 454 TEST_F(LayerTest, HasAncestor) { | |
| 455 scoped_refptr<Layer> parent = Layer::Create(); | |
| 456 EXPECT_FALSE(parent->HasAncestor(parent.get())); | |
| 457 | |
| 458 scoped_refptr<Layer> child = Layer::Create(); | |
| 459 parent->AddChild(child); | |
| 460 | |
| 461 EXPECT_FALSE(child->HasAncestor(child.get())); | |
| 462 EXPECT_TRUE(child->HasAncestor(parent.get())); | |
| 463 EXPECT_FALSE(parent->HasAncestor(child.get())); | |
| 464 | |
| 465 scoped_refptr<Layer> child_child = Layer::Create(); | |
| 466 child->AddChild(child_child); | |
| 467 | |
| 468 EXPECT_FALSE(child_child->HasAncestor(child_child.get())); | |
| 469 EXPECT_TRUE(child_child->HasAncestor(parent.get())); | |
| 470 EXPECT_TRUE(child_child->HasAncestor(child.get())); | |
| 471 EXPECT_FALSE(parent->HasAncestor(child.get())); | |
| 472 EXPECT_FALSE(parent->HasAncestor(child_child.get())); | |
| 473 } | |
| 474 | |
| 475 TEST_F(LayerTest, GetRootLayerAfterTreeManipulations) { | |
| 476 CreateSimpleTestTree(); | |
| 477 | |
| 478 // For this test we don't care about SetNeedsFullTreeSync calls. | |
| 479 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times(AnyNumber()); | |
| 480 | |
| 481 scoped_refptr<Layer> child4 = Layer::Create(); | |
| 482 | |
| 483 EXPECT_EQ(parent_.get(), parent_->RootLayer()); | |
| 484 EXPECT_EQ(parent_.get(), child1_->RootLayer()); | |
| 485 EXPECT_EQ(parent_.get(), child2_->RootLayer()); | |
| 486 EXPECT_EQ(parent_.get(), child3_->RootLayer()); | |
| 487 EXPECT_EQ(child4.get(), child4->RootLayer()); | |
| 488 EXPECT_EQ(parent_.get(), grand_child1_->RootLayer()); | |
| 489 EXPECT_EQ(parent_.get(), grand_child2_->RootLayer()); | |
| 490 EXPECT_EQ(parent_.get(), grand_child3_->RootLayer()); | |
| 491 | |
| 492 child1_->RemoveFromParent(); | |
| 493 | |
| 494 // |child1| and its children, grand_child1 and grand_child2 are now on a | |
| 495 // separate subtree. | |
| 496 EXPECT_EQ(parent_.get(), parent_->RootLayer()); | |
| 497 EXPECT_EQ(child1_.get(), child1_->RootLayer()); | |
| 498 EXPECT_EQ(parent_.get(), child2_->RootLayer()); | |
| 499 EXPECT_EQ(parent_.get(), child3_->RootLayer()); | |
| 500 EXPECT_EQ(child4.get(), child4->RootLayer()); | |
| 501 EXPECT_EQ(child1_.get(), grand_child1_->RootLayer()); | |
| 502 EXPECT_EQ(child1_.get(), grand_child2_->RootLayer()); | |
| 503 EXPECT_EQ(parent_.get(), grand_child3_->RootLayer()); | |
| 504 | |
| 505 grand_child3_->AddChild(child4); | |
| 506 | |
| 507 EXPECT_EQ(parent_.get(), parent_->RootLayer()); | |
| 508 EXPECT_EQ(child1_.get(), child1_->RootLayer()); | |
| 509 EXPECT_EQ(parent_.get(), child2_->RootLayer()); | |
| 510 EXPECT_EQ(parent_.get(), child3_->RootLayer()); | |
| 511 EXPECT_EQ(parent_.get(), child4->RootLayer()); | |
| 512 EXPECT_EQ(child1_.get(), grand_child1_->RootLayer()); | |
| 513 EXPECT_EQ(child1_.get(), grand_child2_->RootLayer()); | |
| 514 EXPECT_EQ(parent_.get(), grand_child3_->RootLayer()); | |
| 515 | |
| 516 child2_->ReplaceChild(grand_child3_.get(), child1_); | |
| 517 | |
| 518 // |grand_child3| gets orphaned and the child1 subtree gets planted back into | |
| 519 // the tree under child2. | |
| 520 EXPECT_EQ(parent_.get(), parent_->RootLayer()); | |
| 521 EXPECT_EQ(parent_.get(), child1_->RootLayer()); | |
| 522 EXPECT_EQ(parent_.get(), child2_->RootLayer()); | |
| 523 EXPECT_EQ(parent_.get(), child3_->RootLayer()); | |
| 524 EXPECT_EQ(grand_child3_.get(), child4->RootLayer()); | |
| 525 EXPECT_EQ(parent_.get(), grand_child1_->RootLayer()); | |
| 526 EXPECT_EQ(parent_.get(), grand_child2_->RootLayer()); | |
| 527 EXPECT_EQ(grand_child3_.get(), grand_child3_->RootLayer()); | |
| 528 } | |
| 529 | |
| 530 TEST_F(LayerTest, CheckSetNeedsDisplayCausesCorrectBehavior) { | |
| 531 // The semantics for SetNeedsDisplay which are tested here: | |
| 532 // 1. sets NeedsDisplay flag appropriately. | |
| 533 // 2. indirectly calls SetNeedsUpdate, exactly once for each call to | |
| 534 // SetNeedsDisplay. | |
| 535 | |
| 536 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 537 EXPECT_SET_NEEDS_FULL_TREE_SYNC( | |
| 538 1, layer_tree_host_->SetRootLayer(test_layer)); | |
| 539 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetIsDrawable(true)); | |
| 540 | |
| 541 gfx::Size test_bounds = gfx::Size(501, 508); | |
| 542 | |
| 543 gfx::Rect dirty1 = gfx::Rect(10, 15, 1, 2); | |
| 544 gfx::Rect dirty2 = gfx::Rect(20, 25, 3, 4); | |
| 545 gfx::Rect out_of_bounds_dirty_rect = gfx::Rect(400, 405, 500, 502); | |
| 546 | |
| 547 // Before anything, test_layer should not be dirty. | |
| 548 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 549 | |
| 550 // This is just initialization, but SetNeedsCommit behavior is verified anyway | |
| 551 // to avoid warnings. | |
| 552 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetBounds(test_bounds)); | |
| 553 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 554 | |
| 555 // The real test begins here. | |
| 556 test_layer->ResetNeedsDisplayForTesting(); | |
| 557 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 558 | |
| 559 // Case 1: Layer should accept dirty rects that go beyond its bounds. | |
| 560 test_layer->ResetNeedsDisplayForTesting(); | |
| 561 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 562 EXPECT_SET_NEEDS_UPDATE( | |
| 563 1, test_layer->SetNeedsDisplayRect(out_of_bounds_dirty_rect)); | |
| 564 EXPECT_TRUE(test_layer->NeedsDisplayForTesting()); | |
| 565 test_layer->ResetNeedsDisplayForTesting(); | |
| 566 | |
| 567 // Case 2: SetNeedsDisplay() without the dirty rect arg. | |
| 568 test_layer->ResetNeedsDisplayForTesting(); | |
| 569 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 570 EXPECT_SET_NEEDS_UPDATE(1, test_layer->SetNeedsDisplay()); | |
| 571 EXPECT_TRUE(test_layer->NeedsDisplayForTesting()); | |
| 572 test_layer->ResetNeedsDisplayForTesting(); | |
| 573 | |
| 574 // Case 3: SetNeedsDisplay() with an empty rect. | |
| 575 test_layer->ResetNeedsDisplayForTesting(); | |
| 576 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 577 EXPECT_SET_NEEDS_COMMIT(0, test_layer->SetNeedsDisplayRect(gfx::Rect())); | |
| 578 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 579 | |
| 580 // Case 4: SetNeedsDisplay() with a non-drawable layer | |
| 581 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetIsDrawable(false)); | |
| 582 test_layer->ResetNeedsDisplayForTesting(); | |
| 583 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 584 EXPECT_SET_NEEDS_UPDATE(0, test_layer->SetNeedsDisplayRect(dirty1)); | |
| 585 EXPECT_TRUE(test_layer->NeedsDisplayForTesting()); | |
| 586 } | |
| 587 | |
| 588 TEST_F(LayerTest, CheckPropertyChangeCausesCorrectBehavior) { | |
| 589 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 590 EXPECT_SET_NEEDS_FULL_TREE_SYNC( | |
| 591 1, layer_tree_host_->SetRootLayer(test_layer)); | |
| 592 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetIsDrawable(true)); | |
| 593 | |
| 594 scoped_refptr<Layer> dummy_layer1 = Layer::Create(); | |
| 595 scoped_refptr<Layer> dummy_layer2 = Layer::Create(); | |
| 596 | |
| 597 // sanity check of initial test condition | |
| 598 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 599 | |
| 600 // Next, test properties that should call SetNeedsCommit (but not | |
| 601 // SetNeedsDisplay). All properties need to be set to new values in order for | |
| 602 // SetNeedsCommit to be called. | |
| 603 EXPECT_SET_NEEDS_COMMIT( | |
| 604 1, test_layer->SetTransformOrigin(gfx::Point3F(1.23f, 4.56f, 0.f))); | |
| 605 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetBackgroundColor(SK_ColorLTGRAY)); | |
| 606 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetMasksToBounds(true)); | |
| 607 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetOpacity(0.5f)); | |
| 608 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetBlendMode(SkXfermode::kHue_Mode)); | |
| 609 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetIsRootForIsolatedGroup(true)); | |
| 610 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetContentsOpaque(true)); | |
| 611 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetPosition(gfx::PointF(4.f, 9.f))); | |
| 612 // We can use any layer pointer here since we aren't syncing for real. | |
| 613 EXPECT_SET_NEEDS_COMMIT(1, | |
| 614 test_layer->SetScrollClipLayerId(test_layer->id())); | |
| 615 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetUserScrollable(true, false)); | |
| 616 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetScrollOffset( | |
| 617 gfx::ScrollOffset(10, 10))); | |
| 618 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetShouldScrollOnMainThread(true)); | |
| 619 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetNonFastScrollableRegion( | |
| 620 Region(gfx::Rect(1, 1, 2, 2)))); | |
| 621 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetHaveWheelEventHandlers(true)); | |
| 622 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetHaveScrollEventHandlers(true)); | |
| 623 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetTransform( | |
| 624 gfx::Transform(0.0, 0.0, 0.0, 0.0, 0.0, 0.0))); | |
| 625 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetDoubleSided(false)); | |
| 626 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetTouchEventHandlerRegion( | |
| 627 gfx::Rect(10, 10))); | |
| 628 EXPECT_SET_NEEDS_COMMIT( | |
| 629 1, | |
| 630 test_layer->SetDrawCheckerboardForMissingTiles( | |
| 631 !test_layer->draw_checkerboard_for_missing_tiles())); | |
| 632 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetForceRenderSurface(true)); | |
| 633 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetHideLayerAndSubtree(true)); | |
| 634 | |
| 635 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, test_layer->SetMaskLayer( | |
| 636 dummy_layer1.get())); | |
| 637 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, test_layer->SetReplicaLayer( | |
| 638 dummy_layer2.get())); | |
| 639 | |
| 640 // The above tests should not have caused a change to the needs_display flag. | |
| 641 EXPECT_FALSE(test_layer->NeedsDisplayForTesting()); | |
| 642 | |
| 643 // As layers are removed from the tree, they will cause a tree sync. | |
| 644 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times((AnyNumber())); | |
| 645 } | |
| 646 | |
| 647 TEST_F(LayerTest, PushPropertiesAccumulatesUpdateRect) { | |
| 648 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 649 scoped_ptr<LayerImpl> impl_layer = | |
| 650 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 651 | |
| 652 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, | |
| 653 layer_tree_host_->SetRootLayer(test_layer)); | |
| 654 | |
| 655 test_layer->SetNeedsDisplayRect(gfx::Rect(5, 5)); | |
| 656 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 657 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0.f, 0.f, 5.f, 5.f), | |
| 658 impl_layer->update_rect()); | |
| 659 | |
| 660 // The LayerImpl's update_rect() should be accumulated here, since we did not | |
| 661 // do anything to clear it. | |
| 662 test_layer->SetNeedsDisplayRect(gfx::Rect(10, 10, 5, 5)); | |
| 663 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 664 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0.f, 0.f, 15.f, 15.f), | |
| 665 impl_layer->update_rect()); | |
| 666 | |
| 667 // If we do clear the LayerImpl side, then the next update_rect() should be | |
| 668 // fresh without accumulation. | |
| 669 impl_layer->ResetAllChangeTrackingForSubtree(); | |
| 670 test_layer->SetNeedsDisplayRect(gfx::Rect(10, 10, 5, 5)); | |
| 671 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 672 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10.f, 10.f, 5.f, 5.f), | |
| 673 impl_layer->update_rect()); | |
| 674 } | |
| 675 | |
| 676 TEST_F(LayerTest, PushPropertiesCausesLayerPropertyChangedForTransform) { | |
| 677 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 678 scoped_ptr<LayerImpl> impl_layer = | |
| 679 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 680 | |
| 681 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, | |
| 682 layer_tree_host_->SetRootLayer(test_layer)); | |
| 683 | |
| 684 gfx::Transform transform; | |
| 685 transform.Rotate(45.0); | |
| 686 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetTransform(transform)); | |
| 687 | |
| 688 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 689 | |
| 690 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 691 | |
| 692 EXPECT_TRUE(impl_layer->LayerPropertyChanged()); | |
| 693 } | |
| 694 | |
| 695 TEST_F(LayerTest, PushPropertiesCausesLayerPropertyChangedForOpacity) { | |
| 696 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 697 scoped_ptr<LayerImpl> impl_layer = | |
| 698 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 699 | |
| 700 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, | |
| 701 layer_tree_host_->SetRootLayer(test_layer)); | |
| 702 | |
| 703 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetOpacity(0.5f)); | |
| 704 | |
| 705 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 706 | |
| 707 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 708 | |
| 709 EXPECT_TRUE(impl_layer->LayerPropertyChanged()); | |
| 710 } | |
| 711 | |
| 712 TEST_F(LayerTest, | |
| 713 PushPropsDoesntCauseLayerPropertyChangedDuringImplOnlyTransformAnim) { | |
| 714 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 715 scoped_ptr<LayerImpl> impl_layer = | |
| 716 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 717 | |
| 718 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, | |
| 719 layer_tree_host_->SetRootLayer(test_layer)); | |
| 720 | |
| 721 scoped_ptr<AnimationRegistrar> registrar = AnimationRegistrar::Create(); | |
| 722 impl_layer->layer_animation_controller()->SetAnimationRegistrar( | |
| 723 registrar.get()); | |
| 724 | |
| 725 AddAnimatedTransformToController(impl_layer->layer_animation_controller(), | |
| 726 1.0, | |
| 727 0, | |
| 728 100); | |
| 729 | |
| 730 gfx::Transform transform; | |
| 731 transform.Rotate(45.0); | |
| 732 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetTransform(transform)); | |
| 733 | |
| 734 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 735 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 736 EXPECT_TRUE(impl_layer->LayerPropertyChanged()); | |
| 737 | |
| 738 impl_layer->ResetAllChangeTrackingForSubtree(); | |
| 739 AddAnimatedTransformToController(impl_layer->layer_animation_controller(), | |
| 740 1.0, | |
| 741 0, | |
| 742 100); | |
| 743 impl_layer->layer_animation_controller() | |
| 744 ->GetAnimation(Animation::TRANSFORM) | |
| 745 ->set_is_impl_only(true); | |
| 746 transform.Rotate(45.0); | |
| 747 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetTransform(transform)); | |
| 748 | |
| 749 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 750 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 751 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 752 } | |
| 753 | |
| 754 TEST_F(LayerTest, | |
| 755 PushPropsDoesntCauseLayerPropertyChangedDuringImplOnlyOpacityAnim) { | |
| 756 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 757 scoped_ptr<LayerImpl> impl_layer = | |
| 758 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 759 | |
| 760 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, | |
| 761 layer_tree_host_->SetRootLayer(test_layer)); | |
| 762 | |
| 763 scoped_ptr<AnimationRegistrar> registrar = AnimationRegistrar::Create(); | |
| 764 impl_layer->layer_animation_controller()->SetAnimationRegistrar( | |
| 765 registrar.get()); | |
| 766 | |
| 767 AddOpacityTransitionToController(impl_layer->layer_animation_controller(), | |
| 768 1.0, | |
| 769 0.3f, | |
| 770 0.7f, | |
| 771 false); | |
| 772 | |
| 773 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetOpacity(0.5f)); | |
| 774 | |
| 775 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 776 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 777 EXPECT_TRUE(impl_layer->LayerPropertyChanged()); | |
| 778 | |
| 779 impl_layer->ResetAllChangeTrackingForSubtree(); | |
| 780 AddOpacityTransitionToController(impl_layer->layer_animation_controller(), | |
| 781 1.0, | |
| 782 0.3f, | |
| 783 0.7f, | |
| 784 false); | |
| 785 impl_layer->layer_animation_controller() | |
| 786 ->GetAnimation(Animation::OPACITY) | |
| 787 ->set_is_impl_only(true); | |
| 788 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetOpacity(0.75f)); | |
| 789 | |
| 790 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 791 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 792 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 793 } | |
| 794 | |
| 795 TEST_F(LayerTest, | |
| 796 PushPropsDoesntCauseLayerPropertyChangedDuringImplOnlyFilterAnim) { | |
| 797 scoped_refptr<Layer> test_layer = Layer::Create(); | |
| 798 scoped_ptr<LayerImpl> impl_layer = | |
| 799 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 800 | |
| 801 EXPECT_SET_NEEDS_FULL_TREE_SYNC(1, | |
| 802 layer_tree_host_->SetRootLayer(test_layer)); | |
| 803 | |
| 804 scoped_ptr<AnimationRegistrar> registrar = AnimationRegistrar::Create(); | |
| 805 impl_layer->layer_animation_controller()->SetAnimationRegistrar( | |
| 806 registrar.get()); | |
| 807 | |
| 808 AddAnimatedFilterToController( | |
| 809 impl_layer->layer_animation_controller(), 1.0, 1.f, 2.f); | |
| 810 | |
| 811 FilterOperations filters; | |
| 812 filters.Append(FilterOperation::CreateBlurFilter(2.f)); | |
| 813 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetFilters(filters)); | |
| 814 | |
| 815 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 816 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 817 EXPECT_TRUE(impl_layer->LayerPropertyChanged()); | |
| 818 | |
| 819 impl_layer->ResetAllChangeTrackingForSubtree(); | |
| 820 AddAnimatedFilterToController( | |
| 821 impl_layer->layer_animation_controller(), 1.0, 1.f, 2.f); | |
| 822 impl_layer->layer_animation_controller() | |
| 823 ->GetAnimation(Animation::FILTER) | |
| 824 ->set_is_impl_only(true); | |
| 825 filters.Append(FilterOperation::CreateSepiaFilter(0.5f)); | |
| 826 EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetFilters(filters)); | |
| 827 | |
| 828 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 829 test_layer->PushPropertiesTo(impl_layer.get()); | |
| 830 EXPECT_FALSE(impl_layer->LayerPropertyChanged()); | |
| 831 } | |
| 832 | |
| 833 TEST_F(LayerTest, MaskAndReplicaHasParent) { | |
| 834 scoped_refptr<Layer> parent = Layer::Create(); | |
| 835 scoped_refptr<Layer> child = Layer::Create(); | |
| 836 scoped_refptr<Layer> mask = Layer::Create(); | |
| 837 scoped_refptr<Layer> replica = Layer::Create(); | |
| 838 scoped_refptr<Layer> replica_mask = Layer::Create(); | |
| 839 scoped_refptr<Layer> mask_replacement = Layer::Create(); | |
| 840 scoped_refptr<Layer> replica_replacement = Layer::Create(); | |
| 841 scoped_refptr<Layer> replica_mask_replacement = Layer::Create(); | |
| 842 | |
| 843 parent->AddChild(child); | |
| 844 child->SetMaskLayer(mask.get()); | |
| 845 child->SetReplicaLayer(replica.get()); | |
| 846 replica->SetMaskLayer(replica_mask.get()); | |
| 847 | |
| 848 EXPECT_EQ(parent.get(), child->parent()); | |
| 849 EXPECT_EQ(child.get(), mask->parent()); | |
| 850 EXPECT_EQ(child.get(), replica->parent()); | |
| 851 EXPECT_EQ(replica.get(), replica_mask->parent()); | |
| 852 | |
| 853 replica->SetMaskLayer(replica_mask_replacement.get()); | |
| 854 EXPECT_EQ(nullptr, replica_mask->parent()); | |
| 855 EXPECT_EQ(replica.get(), replica_mask_replacement->parent()); | |
| 856 | |
| 857 child->SetMaskLayer(mask_replacement.get()); | |
| 858 EXPECT_EQ(nullptr, mask->parent()); | |
| 859 EXPECT_EQ(child.get(), mask_replacement->parent()); | |
| 860 | |
| 861 child->SetReplicaLayer(replica_replacement.get()); | |
| 862 EXPECT_EQ(nullptr, replica->parent()); | |
| 863 EXPECT_EQ(child.get(), replica_replacement->parent()); | |
| 864 | |
| 865 EXPECT_EQ(replica.get(), replica->mask_layer()->parent()); | |
| 866 } | |
| 867 | |
| 868 TEST_F(LayerTest, CheckTranformIsInvertible) { | |
| 869 scoped_refptr<Layer> layer = Layer::Create(); | |
| 870 scoped_ptr<LayerImpl> impl_layer = | |
| 871 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 872 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times(1); | |
| 873 EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times(AnyNumber()); | |
| 874 layer_tree_host_->SetRootLayer(layer); | |
| 875 | |
| 876 EXPECT_TRUE(layer->transform_is_invertible()); | |
| 877 | |
| 878 gfx::Transform singular_transform; | |
| 879 singular_transform.Scale3d( | |
| 880 SkDoubleToMScalar(1.0), SkDoubleToMScalar(1.0), SkDoubleToMScalar(0.0)); | |
| 881 | |
| 882 layer->SetTransform(singular_transform); | |
| 883 layer->PushPropertiesTo(impl_layer.get()); | |
| 884 | |
| 885 EXPECT_FALSE(layer->transform_is_invertible()); | |
| 886 EXPECT_FALSE(impl_layer->transform_is_invertible()); | |
| 887 | |
| 888 gfx::Transform rotation_transform; | |
| 889 rotation_transform.RotateAboutZAxis(-45.0); | |
| 890 | |
| 891 layer->SetTransform(rotation_transform); | |
| 892 layer->PushPropertiesTo(impl_layer.get()); | |
| 893 EXPECT_TRUE(layer->transform_is_invertible()); | |
| 894 EXPECT_TRUE(impl_layer->transform_is_invertible()); | |
| 895 | |
| 896 Mock::VerifyAndClearExpectations(layer_tree_host_.get()); | |
| 897 } | |
| 898 | |
| 899 TEST_F(LayerTest, TranformIsInvertibleAnimation) { | |
| 900 scoped_refptr<Layer> layer = Layer::Create(); | |
| 901 scoped_ptr<LayerImpl> impl_layer = | |
| 902 LayerImpl::Create(host_impl_.active_tree(), 1); | |
| 903 EXPECT_CALL(*layer_tree_host_, SetNeedsFullTreeSync()).Times(1); | |
| 904 EXPECT_CALL(*layer_tree_host_, SetNeedsCommit()).Times(AnyNumber()); | |
| 905 layer_tree_host_->SetRootLayer(layer); | |
| 906 | |
| 907 EXPECT_TRUE(layer->transform_is_invertible()); | |
| 908 | |
| 909 gfx::Transform singular_transform; | |
| 910 singular_transform.Scale3d( | |
| 911 SkDoubleToMScalar(1.0), SkDoubleToMScalar(1.0), SkDoubleToMScalar(0.0)); | |
| 912 | |
| 913 layer->SetTransform(singular_transform); | |
| 914 layer->PushPropertiesTo(impl_layer.get()); | |
| 915 | |
| 916 EXPECT_FALSE(layer->transform_is_invertible()); | |
| 917 EXPECT_FALSE(impl_layer->transform_is_invertible()); | |
| 918 | |
| 919 gfx::Transform identity_transform; | |
| 920 | |
| 921 layer->SetTransform(identity_transform); | |
| 922 static_cast<LayerAnimationValueObserver*>(layer.get()) | |
| 923 ->OnTransformAnimated(singular_transform); | |
| 924 layer->PushPropertiesTo(impl_layer.get()); | |
| 925 EXPECT_FALSE(layer->transform_is_invertible()); | |
| 926 EXPECT_FALSE(impl_layer->transform_is_invertible()); | |
| 927 | |
| 928 Mock::VerifyAndClearExpectations(layer_tree_host_.get()); | |
| 929 } | |
| 930 | |
| 931 class LayerTreeHostFactory { | |
| 932 public: | |
| 933 LayerTreeHostFactory() | |
| 934 : client_(FakeLayerTreeHostClient::DIRECT_3D), | |
| 935 shared_bitmap_manager_(new TestSharedBitmapManager), | |
| 936 gpu_memory_buffer_manager_(new TestGpuMemoryBufferManager) {} | |
| 937 | |
| 938 scoped_ptr<LayerTreeHost> Create() { | |
| 939 return LayerTreeHost::CreateSingleThreaded( | |
| 940 &client_, &client_, shared_bitmap_manager_.get(), | |
| 941 gpu_memory_buffer_manager_.get(), nullptr, LayerTreeSettings(), | |
| 942 base::MessageLoopProxy::current(), nullptr); | |
| 943 } | |
| 944 | |
| 945 scoped_ptr<LayerTreeHost> Create(LayerTreeSettings settings) { | |
| 946 return LayerTreeHost::CreateSingleThreaded( | |
| 947 &client_, &client_, shared_bitmap_manager_.get(), | |
| 948 gpu_memory_buffer_manager_.get(), nullptr, settings, | |
| 949 base::MessageLoopProxy::current(), nullptr); | |
| 950 } | |
| 951 | |
| 952 private: | |
| 953 FakeLayerTreeHostClient client_; | |
| 954 scoped_ptr<TestSharedBitmapManager> shared_bitmap_manager_; | |
| 955 scoped_ptr<TestGpuMemoryBufferManager> gpu_memory_buffer_manager_; | |
| 956 }; | |
| 957 | |
| 958 void AssertLayerTreeHostMatchesForSubtree(Layer* layer, LayerTreeHost* host) { | |
| 959 EXPECT_EQ(host, layer->layer_tree_host()); | |
| 960 | |
| 961 for (size_t i = 0; i < layer->children().size(); ++i) | |
| 962 AssertLayerTreeHostMatchesForSubtree(layer->children()[i].get(), host); | |
| 963 | |
| 964 if (layer->mask_layer()) | |
| 965 AssertLayerTreeHostMatchesForSubtree(layer->mask_layer(), host); | |
| 966 | |
| 967 if (layer->replica_layer()) | |
| 968 AssertLayerTreeHostMatchesForSubtree(layer->replica_layer(), host); | |
| 969 } | |
| 970 | |
| 971 TEST(LayerLayerTreeHostTest, EnteringTree) { | |
| 972 scoped_refptr<Layer> parent = Layer::Create(); | |
| 973 scoped_refptr<Layer> child = Layer::Create(); | |
| 974 scoped_refptr<Layer> mask = Layer::Create(); | |
| 975 scoped_refptr<Layer> replica = Layer::Create(); | |
| 976 scoped_refptr<Layer> replica_mask = Layer::Create(); | |
| 977 | |
| 978 // Set up a detached tree of layers. The host pointer should be nil for these | |
| 979 // layers. | |
| 980 parent->AddChild(child); | |
| 981 child->SetMaskLayer(mask.get()); | |
| 982 child->SetReplicaLayer(replica.get()); | |
| 983 replica->SetMaskLayer(replica_mask.get()); | |
| 984 | |
| 985 AssertLayerTreeHostMatchesForSubtree(parent.get(), nullptr); | |
| 986 | |
| 987 LayerTreeHostFactory factory; | |
| 988 scoped_ptr<LayerTreeHost> layer_tree_host = factory.Create(); | |
| 989 // Setting the root layer should set the host pointer for all layers in the | |
| 990 // tree. | |
| 991 layer_tree_host->SetRootLayer(parent.get()); | |
| 992 | |
| 993 AssertLayerTreeHostMatchesForSubtree(parent.get(), layer_tree_host.get()); | |
| 994 | |
| 995 // Clearing the root layer should also clear out the host pointers for all | |
| 996 // layers in the tree. | |
| 997 layer_tree_host->SetRootLayer(nullptr); | |
| 998 | |
| 999 AssertLayerTreeHostMatchesForSubtree(parent.get(), nullptr); | |
| 1000 } | |
| 1001 | |
| 1002 TEST(LayerLayerTreeHostTest, AddingLayerSubtree) { | |
| 1003 scoped_refptr<Layer> parent = Layer::Create(); | |
| 1004 LayerTreeHostFactory factory; | |
| 1005 scoped_ptr<LayerTreeHost> layer_tree_host = factory.Create(); | |
| 1006 | |
| 1007 layer_tree_host->SetRootLayer(parent.get()); | |
| 1008 | |
| 1009 EXPECT_EQ(parent->layer_tree_host(), layer_tree_host.get()); | |
| 1010 | |
| 1011 // Adding a subtree to a layer already associated with a host should set the | |
| 1012 // host pointer on all layers in that subtree. | |
| 1013 scoped_refptr<Layer> child = Layer::Create(); | |
| 1014 scoped_refptr<Layer> grand_child = Layer::Create(); | |
| 1015 child->AddChild(grand_child); | |
| 1016 | |
| 1017 // Masks, replicas, and replica masks should pick up the new host too. | |
| 1018 scoped_refptr<Layer> child_mask = Layer::Create(); | |
| 1019 child->SetMaskLayer(child_mask.get()); | |
| 1020 scoped_refptr<Layer> child_replica = Layer::Create(); | |
| 1021 child->SetReplicaLayer(child_replica.get()); | |
| 1022 scoped_refptr<Layer> child_replica_mask = Layer::Create(); | |
| 1023 child_replica->SetMaskLayer(child_replica_mask.get()); | |
| 1024 | |
| 1025 parent->AddChild(child); | |
| 1026 AssertLayerTreeHostMatchesForSubtree(parent.get(), layer_tree_host.get()); | |
| 1027 | |
| 1028 layer_tree_host->SetRootLayer(nullptr); | |
| 1029 } | |
| 1030 | |
| 1031 TEST(LayerLayerTreeHostTest, ChangeHost) { | |
| 1032 scoped_refptr<Layer> parent = Layer::Create(); | |
| 1033 scoped_refptr<Layer> child = Layer::Create(); | |
| 1034 scoped_refptr<Layer> mask = Layer::Create(); | |
| 1035 scoped_refptr<Layer> replica = Layer::Create(); | |
| 1036 scoped_refptr<Layer> replica_mask = Layer::Create(); | |
| 1037 | |
| 1038 // Same setup as the previous test. | |
| 1039 parent->AddChild(child); | |
| 1040 child->SetMaskLayer(mask.get()); | |
| 1041 child->SetReplicaLayer(replica.get()); | |
| 1042 replica->SetMaskLayer(replica_mask.get()); | |
| 1043 | |
| 1044 LayerTreeHostFactory factory; | |
| 1045 scoped_ptr<LayerTreeHost> first_layer_tree_host = factory.Create(); | |
| 1046 first_layer_tree_host->SetRootLayer(parent.get()); | |
| 1047 | |
| 1048 AssertLayerTreeHostMatchesForSubtree(parent.get(), | |
| 1049 first_layer_tree_host.get()); | |
| 1050 | |
| 1051 // Now re-root the tree to a new host (simulating what we do on a context lost | |
| 1052 // event). This should update the host pointers for all layers in the tree. | |
| 1053 scoped_ptr<LayerTreeHost> second_layer_tree_host = factory.Create(); | |
| 1054 second_layer_tree_host->SetRootLayer(parent.get()); | |
| 1055 | |
| 1056 AssertLayerTreeHostMatchesForSubtree(parent.get(), | |
| 1057 second_layer_tree_host.get()); | |
| 1058 | |
| 1059 second_layer_tree_host->SetRootLayer(nullptr); | |
| 1060 } | |
| 1061 | |
| 1062 TEST(LayerLayerTreeHostTest, ChangeHostInSubtree) { | |
| 1063 scoped_refptr<Layer> first_parent = Layer::Create(); | |
| 1064 scoped_refptr<Layer> first_child = Layer::Create(); | |
| 1065 scoped_refptr<Layer> second_parent = Layer::Create(); | |
| 1066 scoped_refptr<Layer> second_child = Layer::Create(); | |
| 1067 scoped_refptr<Layer> second_grand_child = Layer::Create(); | |
| 1068 | |
| 1069 // First put all children under the first parent and set the first host. | |
| 1070 first_parent->AddChild(first_child); | |
| 1071 second_child->AddChild(second_grand_child); | |
| 1072 first_parent->AddChild(second_child); | |
| 1073 | |
| 1074 LayerTreeHostFactory factory; | |
| 1075 scoped_ptr<LayerTreeHost> first_layer_tree_host = factory.Create(); | |
| 1076 first_layer_tree_host->SetRootLayer(first_parent.get()); | |
| 1077 | |
| 1078 AssertLayerTreeHostMatchesForSubtree(first_parent.get(), | |
| 1079 first_layer_tree_host.get()); | |
| 1080 | |
| 1081 // Now reparent the subtree starting at second_child to a layer in a different | |
| 1082 // tree. | |
| 1083 scoped_ptr<LayerTreeHost> second_layer_tree_host = factory.Create(); | |
| 1084 second_layer_tree_host->SetRootLayer(second_parent.get()); | |
| 1085 | |
| 1086 second_parent->AddChild(second_child); | |
| 1087 | |
| 1088 // The moved layer and its children should point to the new host. | |
| 1089 EXPECT_EQ(second_layer_tree_host.get(), second_child->layer_tree_host()); | |
| 1090 EXPECT_EQ(second_layer_tree_host.get(), | |
| 1091 second_grand_child->layer_tree_host()); | |
| 1092 | |
| 1093 // Test over, cleanup time. | |
| 1094 first_layer_tree_host->SetRootLayer(nullptr); | |
| 1095 second_layer_tree_host->SetRootLayer(nullptr); | |
| 1096 } | |
| 1097 | |
| 1098 TEST(LayerLayerTreeHostTest, ReplaceMaskAndReplicaLayer) { | |
| 1099 scoped_refptr<Layer> parent = Layer::Create(); | |
| 1100 scoped_refptr<Layer> mask = Layer::Create(); | |
| 1101 scoped_refptr<Layer> replica = Layer::Create(); | |
| 1102 scoped_refptr<Layer> mask_child = Layer::Create(); | |
| 1103 scoped_refptr<Layer> replica_child = Layer::Create(); | |
| 1104 scoped_refptr<Layer> mask_replacement = Layer::Create(); | |
| 1105 scoped_refptr<Layer> replica_replacement = Layer::Create(); | |
| 1106 | |
| 1107 parent->SetMaskLayer(mask.get()); | |
| 1108 parent->SetReplicaLayer(replica.get()); | |
| 1109 mask->AddChild(mask_child); | |
| 1110 replica->AddChild(replica_child); | |
| 1111 | |
| 1112 LayerTreeHostFactory factory; | |
| 1113 scoped_ptr<LayerTreeHost> layer_tree_host = factory.Create(); | |
| 1114 layer_tree_host->SetRootLayer(parent.get()); | |
| 1115 | |
| 1116 AssertLayerTreeHostMatchesForSubtree(parent.get(), layer_tree_host.get()); | |
| 1117 | |
| 1118 // Replacing the mask should clear out the old mask's subtree's host pointers. | |
| 1119 parent->SetMaskLayer(mask_replacement.get()); | |
| 1120 EXPECT_EQ(nullptr, mask->layer_tree_host()); | |
| 1121 EXPECT_EQ(nullptr, mask_child->layer_tree_host()); | |
| 1122 | |
| 1123 // Same for replacing a replica layer. | |
| 1124 parent->SetReplicaLayer(replica_replacement.get()); | |
| 1125 EXPECT_EQ(nullptr, replica->layer_tree_host()); | |
| 1126 EXPECT_EQ(nullptr, replica_child->layer_tree_host()); | |
| 1127 | |
| 1128 // Test over, cleanup time. | |
| 1129 layer_tree_host->SetRootLayer(nullptr); | |
| 1130 } | |
| 1131 | |
| 1132 TEST(LayerLayerTreeHostTest, DestroyHostWithNonNullRootLayer) { | |
| 1133 scoped_refptr<Layer> root = Layer::Create(); | |
| 1134 scoped_refptr<Layer> child = Layer::Create(); | |
| 1135 root->AddChild(child); | |
| 1136 LayerTreeHostFactory factory; | |
| 1137 scoped_ptr<LayerTreeHost> layer_tree_host = factory.Create(); | |
| 1138 layer_tree_host->SetRootLayer(root); | |
| 1139 } | |
| 1140 | |
| 1141 static bool AddTestAnimation(Layer* layer) { | |
| 1142 scoped_ptr<KeyframedFloatAnimationCurve> curve = | |
| 1143 KeyframedFloatAnimationCurve::Create(); | |
| 1144 curve->AddKeyframe(FloatKeyframe::Create(base::TimeDelta(), 0.3f, nullptr)); | |
| 1145 curve->AddKeyframe( | |
| 1146 FloatKeyframe::Create(base::TimeDelta::FromSecondsD(1.0), 0.7f, nullptr)); | |
| 1147 scoped_ptr<Animation> animation = | |
| 1148 Animation::Create(curve.Pass(), 0, 0, Animation::OPACITY); | |
| 1149 | |
| 1150 return layer->AddAnimation(animation.Pass()); | |
| 1151 } | |
| 1152 | |
| 1153 TEST(LayerLayerTreeHostTest, ShouldNotAddAnimationWithoutAnimationRegistrar) { | |
| 1154 scoped_refptr<Layer> layer = Layer::Create(); | |
| 1155 | |
| 1156 // Case 1: without a LayerTreeHost and without an AnimationRegistrar, the | |
| 1157 // animation should not be accepted. | |
| 1158 EXPECT_FALSE(AddTestAnimation(layer.get())); | |
| 1159 | |
| 1160 scoped_ptr<AnimationRegistrar> registrar = AnimationRegistrar::Create(); | |
| 1161 layer->layer_animation_controller()->SetAnimationRegistrar(registrar.get()); | |
| 1162 | |
| 1163 // Case 2: with an AnimationRegistrar, the animation should be accepted. | |
| 1164 EXPECT_TRUE(AddTestAnimation(layer.get())); | |
| 1165 | |
| 1166 LayerTreeSettings settings; | |
| 1167 settings.accelerated_animation_enabled = false; | |
| 1168 LayerTreeHostFactory factory; | |
| 1169 scoped_ptr<LayerTreeHost> layer_tree_host = factory.Create(settings); | |
| 1170 layer_tree_host->SetRootLayer(layer); | |
| 1171 AssertLayerTreeHostMatchesForSubtree(layer.get(), layer_tree_host.get()); | |
| 1172 | |
| 1173 // Case 3: with a LayerTreeHost where accelerated animation is disabled, the | |
| 1174 // animation should be rejected. | |
| 1175 EXPECT_FALSE(AddTestAnimation(layer.get())); | |
| 1176 } | |
| 1177 | |
| 1178 TEST_F(LayerTest, SafeOpaqueBackgroundColor) { | |
| 1179 LayerTreeHostFactory factory; | |
| 1180 scoped_ptr<LayerTreeHost> layer_tree_host = factory.Create(); | |
| 1181 | |
| 1182 scoped_refptr<Layer> layer = Layer::Create(); | |
| 1183 layer_tree_host->SetRootLayer(layer); | |
| 1184 | |
| 1185 for (int contents_opaque = 0; contents_opaque < 2; ++contents_opaque) { | |
| 1186 for (int layer_opaque = 0; layer_opaque < 2; ++layer_opaque) { | |
| 1187 for (int host_opaque = 0; host_opaque < 2; ++host_opaque) { | |
| 1188 layer->SetContentsOpaque(!!contents_opaque); | |
| 1189 layer->SetBackgroundColor(layer_opaque ? SK_ColorRED | |
| 1190 : SK_ColorTRANSPARENT); | |
| 1191 layer_tree_host->set_background_color( | |
| 1192 host_opaque ? SK_ColorRED : SK_ColorTRANSPARENT); | |
| 1193 | |
| 1194 SkColor safe_color = layer->SafeOpaqueBackgroundColor(); | |
| 1195 if (contents_opaque) { | |
| 1196 EXPECT_EQ(SkColorGetA(safe_color), 255u) | |
| 1197 << "Flags: " << contents_opaque << ", " << layer_opaque << ", " | |
| 1198 << host_opaque << "\n"; | |
| 1199 } else { | |
| 1200 EXPECT_NE(SkColorGetA(safe_color), 255u) | |
| 1201 << "Flags: " << contents_opaque << ", " << layer_opaque << ", " | |
| 1202 << host_opaque << "\n"; | |
| 1203 } | |
| 1204 } | |
| 1205 } | |
| 1206 } | |
| 1207 } | |
| 1208 | |
| 1209 class DrawsContentChangeLayer : public Layer { | |
| 1210 public: | |
| 1211 static scoped_refptr<DrawsContentChangeLayer> Create() { | |
| 1212 return make_scoped_refptr(new DrawsContentChangeLayer()); | |
| 1213 } | |
| 1214 | |
| 1215 void SetLayerTreeHost(LayerTreeHost* host) override { | |
| 1216 Layer::SetLayerTreeHost(host); | |
| 1217 SetFakeDrawsContent(!fake_draws_content_); | |
| 1218 } | |
| 1219 | |
| 1220 bool HasDrawableContent() const override { | |
| 1221 return fake_draws_content_ && Layer::HasDrawableContent(); | |
| 1222 } | |
| 1223 | |
| 1224 void SetFakeDrawsContent(bool fake_draws_content) { | |
| 1225 fake_draws_content_ = fake_draws_content; | |
| 1226 UpdateDrawsContent(HasDrawableContent()); | |
| 1227 } | |
| 1228 | |
| 1229 private: | |
| 1230 DrawsContentChangeLayer() : Layer(), fake_draws_content_(false) {} | |
| 1231 ~DrawsContentChangeLayer() override {} | |
| 1232 | |
| 1233 bool fake_draws_content_; | |
| 1234 }; | |
| 1235 | |
| 1236 TEST_F(LayerTest, DrawsContentChangedInSetLayerTreeHost) { | |
| 1237 scoped_refptr<Layer> root_layer = Layer::Create(); | |
| 1238 scoped_refptr<DrawsContentChangeLayer> becomes_not_draws_content = | |
| 1239 DrawsContentChangeLayer::Create(); | |
| 1240 scoped_refptr<DrawsContentChangeLayer> becomes_draws_content = | |
| 1241 DrawsContentChangeLayer::Create(); | |
| 1242 root_layer->SetIsDrawable(true); | |
| 1243 becomes_not_draws_content->SetIsDrawable(true); | |
| 1244 becomes_not_draws_content->SetFakeDrawsContent(true); | |
| 1245 EXPECT_EQ(0, root_layer->NumDescendantsThatDrawContent()); | |
| 1246 root_layer->AddChild(becomes_not_draws_content); | |
| 1247 EXPECT_EQ(0, root_layer->NumDescendantsThatDrawContent()); | |
| 1248 | |
| 1249 becomes_draws_content->SetIsDrawable(true); | |
| 1250 root_layer->AddChild(becomes_draws_content); | |
| 1251 EXPECT_EQ(1, root_layer->NumDescendantsThatDrawContent()); | |
| 1252 } | |
| 1253 | |
| 1254 } // namespace | |
| 1255 } // namespace cc | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1057283003:
Remove parts of //cc we aren't using (Closed)
Base URL: git@github.com:domokit/mojo.git@master