cc/surfaces/surface_aggregator_unittest.cc

   1 // Copyright 2014 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/output/compositor_frame.h"
   6 #include "cc/output/delegated_frame_data.h"
   7 #include "cc/quads/render_pass.h"
   8 #include "cc/quads/render_pass_draw_quad.h"
   9 #include "cc/quads/solid_color_draw_quad.h"
  10 #include "cc/quads/surface_draw_quad.h"
  11 #include "cc/quads/texture_draw_quad.h"
  12 #include "cc/resources/shared_bitmap_manager.h"
  13 #include "cc/surfaces/surface.h"
  14 #include "cc/surfaces/surface_aggregator.h"
  15 #include "cc/surfaces/surface_aggregator_test_helpers.h"
  16 #include "cc/surfaces/surface_factory.h"
  17 #include "cc/surfaces/surface_factory_client.h"
  18 #include "cc/surfaces/surface_id_allocator.h"
  19 #include "cc/surfaces/surface_manager.h"
  20 #include "cc/test/fake_output_surface.h"
  21 #include "cc/test/fake_output_surface_client.h"
  22 #include "cc/test/fake_resource_provider.h"
  23 #include "cc/test/render_pass_test_common.h"
  24 #include "cc/test/render_pass_test_utils.h"
  25 #include "cc/test/test_shared_bitmap_manager.h"
  26 #include "testing/gmock/include/gmock/gmock.h"
  27 #include "testing/gtest/include/gtest/gtest.h"
  28 #include "third_party/skia/include/core/SkColor.h"
  29
  30 namespace cc {
  31 namespace {
  32
  33 SurfaceId InvalidSurfaceId() {
  34   static SurfaceId invalid;
  35   invalid.id = static_cast<uint64_t>(-1);
  36   return invalid;
  37 }
  38
  39 gfx::Size SurfaceSize() {
  40   static gfx::Size size(5, 5);
  41   return size;
  42 }
  43
  44 class EmptySurfaceFactoryClient : public SurfaceFactoryClient {
  45  public:
  46   void ReturnResources(const ReturnedResourceArray& resources) override {}
  47 };
  48
  49 class SurfaceAggregatorTest : public testing::Test {
  50  public:
  51   SurfaceAggregatorTest()
  52       : factory_(&manager_, &empty_client_), aggregator_(&manager_, NULL) {}
  53
  54  protected:
  55   SurfaceManager manager_;
  56   EmptySurfaceFactoryClient empty_client_;
  57   SurfaceFactory factory_;
  58   SurfaceAggregator aggregator_;
  59 };
  60
  61 TEST_F(SurfaceAggregatorTest, ValidSurfaceNoFrame) {
  62   SurfaceId one_id(7);
  63   factory_.Create(one_id);
  64   scoped_ptr<CompositorFrame> frame = aggregator_.Aggregate(one_id);
  65   EXPECT_FALSE(frame);
  66   factory_.Destroy(one_id);
  67 }
  68
  69 class SurfaceAggregatorValidSurfaceTest : public SurfaceAggregatorTest {
  70  public:
  71   SurfaceAggregatorValidSurfaceTest() : allocator_(1u), child_allocator_(2u) {}
  72
  73   void SetUp() override {
  74     SurfaceAggregatorTest::SetUp();
  75     root_surface_id_ = allocator_.GenerateId();
  76     factory_.Create(root_surface_id_);
  77   }
  78
  79   void TearDown() override {
  80     factory_.Destroy(root_surface_id_);
  81     SurfaceAggregatorTest::TearDown();
  82   }
  83
  84   void AggregateAndVerify(test::Pass* expected_passes,
  85                           size_t expected_pass_count,
  86                           SurfaceId* surface_ids,
  87                           size_t expected_surface_count) {
  88     scoped_ptr<CompositorFrame> aggregated_frame =
  89         aggregator_.Aggregate(root_surface_id_);
  90
  91     ASSERT_TRUE(aggregated_frame);
  92     ASSERT_TRUE(aggregated_frame->delegated_frame_data);
  93
  94     DelegatedFrameData* frame_data =
  95         aggregated_frame->delegated_frame_data.get();
  96
  97     TestPassesMatchExpectations(
  98         expected_passes, expected_pass_count, &frame_data->render_pass_list);
  99
 100     // Ensure no duplicate pass ids output.
 101     std::set<RenderPassId> used_passes;
 102     for (auto* pass : frame_data->render_pass_list) {
 103       EXPECT_TRUE(used_passes.insert(pass->id).second);
 104     }
 105
 106     EXPECT_EQ(expected_surface_count,
 107               aggregator_.previous_contained_surfaces().size());
 108     for (size_t i = 0; i < expected_surface_count; i++) {
 109       EXPECT_TRUE(
 110           aggregator_.previous_contained_surfaces().find(surface_ids[i]) !=
 111           aggregator_.previous_contained_surfaces().end());
 112     }
 113   }
 114
 115   void SubmitFrame(test::Pass* passes,
 116                    size_t pass_count,
 117                    SurfaceId surface_id) {
 118     RenderPassList pass_list;
 119     AddPasses(&pass_list, gfx::Rect(SurfaceSize()), passes, pass_count);
 120
 121     scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
 122     pass_list.swap(frame_data->render_pass_list);
 123
 124     scoped_ptr<CompositorFrame> frame(new CompositorFrame);
 125     frame->delegated_frame_data = frame_data.Pass();
 126
 127     factory_.SubmitFrame(surface_id, frame.Pass(),
 128                          SurfaceFactory::DrawCallback());
 129   }
 130
 131   void QueuePassAsFrame(scoped_ptr<RenderPass> pass, SurfaceId surface_id) {
 132     scoped_ptr<DelegatedFrameData> delegated_frame_data(new DelegatedFrameData);
 133     delegated_frame_data->render_pass_list.push_back(pass.Pass());
 134
 135     scoped_ptr<CompositorFrame> child_frame(new CompositorFrame);
 136     child_frame->delegated_frame_data = delegated_frame_data.Pass();
 137
 138     factory_.SubmitFrame(surface_id, child_frame.Pass(),
 139                          SurfaceFactory::DrawCallback());
 140   }
 141
 142  protected:
 143   SurfaceId root_surface_id_;
 144   SurfaceIdAllocator allocator_;
 145   SurfaceIdAllocator child_allocator_;
 146 };
 147
 148 // Tests that a very simple frame containing only two solid color quads makes it
 149 // through the aggregator correctly.
 150 TEST_F(SurfaceAggregatorValidSurfaceTest, SimpleFrame) {
 151   test::Quad quads[] = {test::Quad::SolidColorQuad(SK_ColorRED),
 152                         test::Quad::SolidColorQuad(SK_ColorBLUE)};
 153   test::Pass passes[] = {test::Pass(quads, arraysize(quads))};
 154
 155   SubmitFrame(passes, arraysize(passes), root_surface_id_);
 156
 157   SurfaceId ids[] = {root_surface_id_};
 158   AggregateAndVerify(passes, arraysize(passes), ids, arraysize(ids));
 159 }
 160
 161 TEST_F(SurfaceAggregatorValidSurfaceTest, OpacityCopied) {
 162   SurfaceId embedded_surface_id = allocator_.GenerateId();
 163   factory_.Create(embedded_surface_id);
 164
 165   test::Quad embedded_quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN),
 166                                  test::Quad::SolidColorQuad(SK_ColorBLUE)};
 167   test::Pass embedded_passes[] = {
 168       test::Pass(embedded_quads, arraysize(embedded_quads))};
 169
 170   SubmitFrame(embedded_passes, arraysize(embedded_passes), embedded_surface_id);
 171
 172   test::Quad quads[] = {test::Quad::SurfaceQuad(embedded_surface_id, .5f)};
 173   test::Pass passes[] = {test::Pass(quads, arraysize(quads))};
 174
 175   SubmitFrame(passes, arraysize(passes), root_surface_id_);
 176
 177   scoped_ptr<CompositorFrame> aggregated_frame =
 178       aggregator_.Aggregate(root_surface_id_);
 179
 180   ASSERT_TRUE(aggregated_frame);
 181   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
 182
 183   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 184
 185   RenderPassList& render_pass_list(frame_data->render_pass_list);
 186   ASSERT_EQ(2u, render_pass_list.size());
 187   SharedQuadStateList& shared_quad_state_list(
 188       render_pass_list[0]->shared_quad_state_list);
 189   ASSERT_EQ(2u, shared_quad_state_list.size());
 190   EXPECT_EQ(1.f, shared_quad_state_list.ElementAt(0)->opacity);
 191   EXPECT_EQ(1.f, shared_quad_state_list.ElementAt(1)->opacity);
 192
 193   SharedQuadStateList& shared_quad_state_list2(
 194       render_pass_list[1]->shared_quad_state_list);
 195   ASSERT_EQ(1u, shared_quad_state_list2.size());
 196   EXPECT_EQ(.5f, shared_quad_state_list2.ElementAt(0)->opacity);
 197
 198   factory_.Destroy(embedded_surface_id);
 199 }
 200
 201 TEST_F(SurfaceAggregatorValidSurfaceTest, MultiPassSimpleFrame) {
 202   test::Quad quads[][2] = {{test::Quad::SolidColorQuad(SK_ColorWHITE),
 203                             test::Quad::SolidColorQuad(SK_ColorLTGRAY)},
 204                            {test::Quad::SolidColorQuad(SK_ColorGRAY),
 205                             test::Quad::SolidColorQuad(SK_ColorDKGRAY)}};
 206   test::Pass passes[] = {
 207       test::Pass(quads[0], arraysize(quads[0]), RenderPassId(1, 1)),
 208       test::Pass(quads[1], arraysize(quads[1]), RenderPassId(1, 2))};
 209
 210   SubmitFrame(passes, arraysize(passes), root_surface_id_);
 211
 212   SurfaceId ids[] = {root_surface_id_};
 213   AggregateAndVerify(passes, arraysize(passes), ids, arraysize(ids));
 214 }
 215
 216 // This tests very simple embedding. root_surface has a frame containing a few
 217 // solid color quads and a surface quad referencing embedded_surface.
 218 // embedded_surface has a frame containing only a solid color quad. The solid
 219 // color quad should be aggregated into the final frame.
 220 TEST_F(SurfaceAggregatorValidSurfaceTest, SimpleSurfaceReference) {
 221   SurfaceId embedded_surface_id = allocator_.GenerateId();
 222   factory_.Create(embedded_surface_id);
 223
 224   test::Quad embedded_quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN)};
 225   test::Pass embedded_passes[] = {
 226       test::Pass(embedded_quads, arraysize(embedded_quads))};
 227
 228   SubmitFrame(embedded_passes, arraysize(embedded_passes), embedded_surface_id);
 229
 230   test::Quad root_quads[] = {test::Quad::SolidColorQuad(SK_ColorWHITE),
 231                              test::Quad::SurfaceQuad(embedded_surface_id, 1.f),
 232                              test::Quad::SolidColorQuad(SK_ColorBLACK)};
 233   test::Pass root_passes[] = {test::Pass(root_quads, arraysize(root_quads))};
 234
 235   SubmitFrame(root_passes, arraysize(root_passes), root_surface_id_);
 236
 237   test::Quad expected_quads[] = {test::Quad::SolidColorQuad(SK_ColorWHITE),
 238                                  test::Quad::SolidColorQuad(SK_ColorGREEN),
 239                                  test::Quad::SolidColorQuad(SK_ColorBLACK)};
 240   test::Pass expected_passes[] = {
 241       test::Pass(expected_quads, arraysize(expected_quads))};
 242   SurfaceId ids[] = {root_surface_id_, embedded_surface_id};
 243   AggregateAndVerify(
 244       expected_passes, arraysize(expected_passes), ids, arraysize(ids));
 245
 246   factory_.Destroy(embedded_surface_id);
 247 }
 248
 249 TEST_F(SurfaceAggregatorValidSurfaceTest, CopyRequest) {
 250   SurfaceId embedded_surface_id = allocator_.GenerateId();
 251   factory_.Create(embedded_surface_id);
 252
 253   test::Quad embedded_quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN)};
 254   test::Pass embedded_passes[] = {
 255       test::Pass(embedded_quads, arraysize(embedded_quads))};
 256
 257   SubmitFrame(embedded_passes, arraysize(embedded_passes), embedded_surface_id);
 258   scoped_ptr<CopyOutputRequest> copy_request(
 259       CopyOutputRequest::CreateEmptyRequest());
 260   CopyOutputRequest* copy_request_ptr = copy_request.get();
 261   factory_.RequestCopyOfSurface(embedded_surface_id, copy_request.Pass());
 262
 263   test::Quad root_quads[] = {test::Quad::SolidColorQuad(SK_ColorWHITE),
 264                              test::Quad::SurfaceQuad(embedded_surface_id, 1.f),
 265                              test::Quad::SolidColorQuad(SK_ColorBLACK)};
 266   test::Pass root_passes[] = {test::Pass(root_quads, arraysize(root_quads))};
 267
 268   SubmitFrame(root_passes, arraysize(root_passes), root_surface_id_);
 269
 270   scoped_ptr<CompositorFrame> aggregated_frame =
 271       aggregator_.Aggregate(root_surface_id_);
 272
 273   ASSERT_TRUE(aggregated_frame);
 274   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
 275
 276   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 277
 278   test::Quad expected_quads[] = {
 279       test::Quad::SolidColorQuad(SK_ColorWHITE),
 280       test::Quad::RenderPassQuad(frame_data->render_pass_list[0]->id),
 281       test::Quad::SolidColorQuad(SK_ColorBLACK)};
 282   test::Pass expected_passes[] = {
 283       test::Pass(embedded_quads, arraysize(embedded_quads)),
 284       test::Pass(expected_quads, arraysize(expected_quads))};
 285   TestPassesMatchExpectations(expected_passes,
 286                               arraysize(expected_passes),
 287                               &frame_data->render_pass_list);
 288   ASSERT_EQ(2u, frame_data->render_pass_list.size());
 289   ASSERT_EQ(1u, frame_data->render_pass_list[0]->copy_requests.size());
 290   DCHECK_EQ(copy_request_ptr,
 291             frame_data->render_pass_list[0]->copy_requests[0]);
 292
 293   SurfaceId surface_ids[] = {root_surface_id_, embedded_surface_id};
 294   EXPECT_EQ(arraysize(surface_ids),
 295             aggregator_.previous_contained_surfaces().size());
 296   for (size_t i = 0; i < arraysize(surface_ids); i++) {
 297     EXPECT_TRUE(
 298         aggregator_.previous_contained_surfaces().find(surface_ids[i]) !=
 299         aggregator_.previous_contained_surfaces().end());
 300   }
 301
 302   factory_.Destroy(embedded_surface_id);
 303 }
 304
 305 // Root surface may contain copy requests.
 306 TEST_F(SurfaceAggregatorValidSurfaceTest, RootCopyRequest) {
 307   SurfaceId embedded_surface_id = allocator_.GenerateId();
 308   factory_.Create(embedded_surface_id);
 309
 310   test::Quad embedded_quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN)};
 311   test::Pass embedded_passes[] = {
 312       test::Pass(embedded_quads, arraysize(embedded_quads))};
 313
 314   SubmitFrame(embedded_passes, arraysize(embedded_passes), embedded_surface_id);
 315   scoped_ptr<CopyOutputRequest> copy_request(
 316       CopyOutputRequest::CreateEmptyRequest());
 317   CopyOutputRequest* copy_request_ptr = copy_request.get();
 318   scoped_ptr<CopyOutputRequest> copy_request2(
 319       CopyOutputRequest::CreateEmptyRequest());
 320   CopyOutputRequest* copy_request2_ptr = copy_request2.get();
 321
 322   test::Quad root_quads[] = {test::Quad::SolidColorQuad(SK_ColorWHITE),
 323                              test::Quad::SurfaceQuad(embedded_surface_id, 1.f),
 324                              test::Quad::SolidColorQuad(SK_ColorBLACK)};
 325   test::Quad root_quads2[] = {test::Quad::SolidColorQuad(SK_ColorRED)};
 326   test::Pass root_passes[] = {
 327       test::Pass(root_quads, arraysize(root_quads), RenderPassId(1, 1)),
 328       test::Pass(root_quads2, arraysize(root_quads2), RenderPassId(1, 2))};
 329   {
 330     RenderPassList pass_list;
 331     AddPasses(&pass_list,
 332               gfx::Rect(SurfaceSize()),
 333               root_passes,
 334               arraysize(root_passes));
 335     pass_list[0]->copy_requests.push_back(copy_request.Pass());
 336     pass_list[1]->copy_requests.push_back(copy_request2.Pass());
 337
 338     scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
 339     pass_list.swap(frame_data->render_pass_list);
 340
 341     scoped_ptr<CompositorFrame> frame(new CompositorFrame);
 342     frame->delegated_frame_data = frame_data.Pass();
 343
 344     factory_.SubmitFrame(root_surface_id_, frame.Pass(),
 345                          SurfaceFactory::DrawCallback());
 346   }
 347
 348   scoped_ptr<CompositorFrame> aggregated_frame =
 349       aggregator_.Aggregate(root_surface_id_);
 350
 351   ASSERT_TRUE(aggregated_frame);
 352   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
 353
 354   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 355
 356   test::Quad expected_quads[] = {test::Quad::SolidColorQuad(SK_ColorWHITE),
 357                                  test::Quad::SolidColorQuad(SK_ColorGREEN),
 358                                  test::Quad::SolidColorQuad(SK_ColorBLACK)};
 359   test::Pass expected_passes[] = {
 360       test::Pass(expected_quads, arraysize(expected_quads)),
 361       test::Pass(root_quads2, arraysize(root_quads2))};
 362   TestPassesMatchExpectations(expected_passes,
 363                               arraysize(expected_passes),
 364                               &frame_data->render_pass_list);
 365   ASSERT_EQ(2u, frame_data->render_pass_list.size());
 366   ASSERT_EQ(1u, frame_data->render_pass_list[0]->copy_requests.size());
 367   DCHECK_EQ(copy_request_ptr,
 368             frame_data->render_pass_list[0]->copy_requests[0]);
 369   ASSERT_EQ(1u, frame_data->render_pass_list[1]->copy_requests.size());
 370   DCHECK_EQ(copy_request2_ptr,
 371             frame_data->render_pass_list[1]->copy_requests[0]);
 372
 373   SurfaceId surface_ids[] = {root_surface_id_, embedded_surface_id};
 374   EXPECT_EQ(arraysize(surface_ids),
 375             aggregator_.previous_contained_surfaces().size());
 376   for (size_t i = 0; i < arraysize(surface_ids); i++) {
 377     EXPECT_TRUE(
 378         aggregator_.previous_contained_surfaces().find(surface_ids[i]) !=
 379         aggregator_.previous_contained_surfaces().end());
 380   }
 381
 382   // Ensure copy requests have been removed from root surface.
 383   const CompositorFrame* original_frame =
 384       manager_.GetSurfaceForId(root_surface_id_)->GetEligibleFrame();
 385   RenderPassList& original_pass_list =
 386       original_frame->delegated_frame_data->render_pass_list;
 387   ASSERT_EQ(2u, original_pass_list.size());
 388   DCHECK(original_pass_list[0]->copy_requests.empty());
 389   DCHECK(original_pass_list[1]->copy_requests.empty());
 390
 391   factory_.Destroy(embedded_surface_id);
 392 }
 393
 394 // This tests referencing a surface that has multiple render passes.
 395 TEST_F(SurfaceAggregatorValidSurfaceTest, MultiPassSurfaceReference) {
 396   SurfaceId embedded_surface_id = child_allocator_.GenerateId();
 397   factory_.Create(embedded_surface_id);
 398
 399   RenderPassId pass_ids[] = {RenderPassId(1, 1), RenderPassId(1, 2),
 400                              RenderPassId(1, 3)};
 401
 402   test::Quad embedded_quads[][2] = {
 403       {test::Quad::SolidColorQuad(1), test::Quad::SolidColorQuad(2)},
 404       {test::Quad::SolidColorQuad(3), test::Quad::RenderPassQuad(pass_ids[0])},
 405       {test::Quad::SolidColorQuad(4), test::Quad::RenderPassQuad(pass_ids[1])}};
 406   test::Pass embedded_passes[] = {
 407       test::Pass(embedded_quads[0], arraysize(embedded_quads[0]), pass_ids[0]),
 408       test::Pass(embedded_quads[1], arraysize(embedded_quads[1]), pass_ids[1]),
 409       test::Pass(embedded_quads[2], arraysize(embedded_quads[2]), pass_ids[2])};
 410
 411   SubmitFrame(embedded_passes, arraysize(embedded_passes), embedded_surface_id);
 412
 413   test::Quad root_quads[][2] = {
 414       {test::Quad::SolidColorQuad(5), test::Quad::SolidColorQuad(6)},
 415       {test::Quad::SurfaceQuad(embedded_surface_id, 1.f),
 416        test::Quad::RenderPassQuad(pass_ids[0])},
 417       {test::Quad::SolidColorQuad(7), test::Quad::RenderPassQuad(pass_ids[1])}};
 418   test::Pass root_passes[] = {
 419       test::Pass(root_quads[0], arraysize(root_quads[0]), pass_ids[0]),
 420       test::Pass(root_quads[1], arraysize(root_quads[1]), pass_ids[1]),
 421       test::Pass(root_quads[2], arraysize(root_quads[2]), pass_ids[2])};
 422
 423   SubmitFrame(root_passes, arraysize(root_passes), root_surface_id_);
 424
 425   scoped_ptr<CompositorFrame> aggregated_frame =
 426       aggregator_.Aggregate(root_surface_id_);
 427
 428   ASSERT_TRUE(aggregated_frame);
 429   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
 430
 431   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 432
 433   const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
 434
 435   ASSERT_EQ(5u, aggregated_pass_list.size());
 436   RenderPassId actual_pass_ids[] = {
 437       aggregated_pass_list[0]->id, aggregated_pass_list[1]->id,
 438       aggregated_pass_list[2]->id, aggregated_pass_list[3]->id,
 439       aggregated_pass_list[4]->id};
 440   for (size_t i = 0; i < 5; ++i) {
 441     for (size_t j = 0; j < i; ++j) {
 442       EXPECT_NE(actual_pass_ids[i], actual_pass_ids[j]);
 443     }
 444   }
 445
 446   {
 447     SCOPED_TRACE("First pass");
 448     // The first pass will just be the first pass from the root surfaces quad
 449     // with no render pass quads to remap.
 450     TestPassMatchesExpectations(root_passes[0], aggregated_pass_list[0]);
 451   }
 452
 453   {
 454     SCOPED_TRACE("Second pass");
 455     // The next two passes will be from the embedded surface since we have to
 456     // draw those passes before they are referenced from the render pass draw
 457     // quad embedded into the root surface's second pass.
 458     // First, there's the first embedded pass which doesn't reference anything
 459     // else.
 460     TestPassMatchesExpectations(embedded_passes[0], aggregated_pass_list[1]);
 461   }
 462
 463   {
 464     SCOPED_TRACE("Third pass");
 465     const QuadList& third_pass_quad_list = aggregated_pass_list[2]->quad_list;
 466     ASSERT_EQ(2u, third_pass_quad_list.size());
 467     TestQuadMatchesExpectations(embedded_quads[1][0],
 468                                 third_pass_quad_list.ElementAt(0));
 469
 470     // This render pass pass quad will reference the first pass from the
 471     // embedded surface, which is the second pass in the aggregated frame.
 472     ASSERT_EQ(DrawQuad::RENDER_PASS,
 473               third_pass_quad_list.ElementAt(1)->material);
 474     const RenderPassDrawQuad* third_pass_render_pass_draw_quad =
 475         RenderPassDrawQuad::MaterialCast(third_pass_quad_list.ElementAt(1));
 476     EXPECT_EQ(actual_pass_ids[1],
 477               third_pass_render_pass_draw_quad->render_pass_id);
 478   }
 479
 480   {
 481     SCOPED_TRACE("Fourth pass");
 482     // The fourth pass will have aggregated quads from the root surface's second
 483     // pass and the embedded surface's first pass.
 484     const QuadList& fourth_pass_quad_list = aggregated_pass_list[3]->quad_list;
 485     ASSERT_EQ(3u, fourth_pass_quad_list.size());
 486
 487     // The first quad will be the yellow quad from the embedded surface's last
 488     // pass.
 489     TestQuadMatchesExpectations(embedded_quads[2][0],
 490                                 fourth_pass_quad_list.ElementAt(0));
 491
 492     // The next quad will be a render pass quad referencing the second pass from
 493     // the embedded surface, which is the third pass in the aggregated frame.
 494     ASSERT_EQ(DrawQuad::RENDER_PASS,
 495               fourth_pass_quad_list.ElementAt(1)->material);
 496     const RenderPassDrawQuad* fourth_pass_first_render_pass_draw_quad =
 497         RenderPassDrawQuad::MaterialCast(fourth_pass_quad_list.ElementAt(1));
 498     EXPECT_EQ(actual_pass_ids[2],
 499               fourth_pass_first_render_pass_draw_quad->render_pass_id);
 500
 501     // The last quad will be a render pass quad referencing the first pass from
 502     // the root surface, which is the first pass overall.
 503     ASSERT_EQ(DrawQuad::RENDER_PASS,
 504               fourth_pass_quad_list.ElementAt(2)->material);
 505     const RenderPassDrawQuad* fourth_pass_second_render_pass_draw_quad =
 506         RenderPassDrawQuad::MaterialCast(fourth_pass_quad_list.ElementAt(2));
 507     EXPECT_EQ(actual_pass_ids[0],
 508               fourth_pass_second_render_pass_draw_quad->render_pass_id);
 509   }
 510
 511   {
 512     SCOPED_TRACE("Fifth pass");
 513     const QuadList& fifth_pass_quad_list = aggregated_pass_list[4]->quad_list;
 514     ASSERT_EQ(2u, fifth_pass_quad_list.size());
 515
 516     TestQuadMatchesExpectations(root_quads[2][0],
 517                                 fifth_pass_quad_list.ElementAt(0));
 518
 519     // The last quad in the last pass will reference the second pass from the
 520     // root surface, which after aggregating is the fourth pass in the overall
 521     // list.
 522     ASSERT_EQ(DrawQuad::RENDER_PASS,
 523               fifth_pass_quad_list.ElementAt(1)->material);
 524     const RenderPassDrawQuad* fifth_pass_render_pass_draw_quad =
 525         RenderPassDrawQuad::MaterialCast(fifth_pass_quad_list.ElementAt(1));
 526     EXPECT_EQ(actual_pass_ids[3],
 527               fifth_pass_render_pass_draw_quad->render_pass_id);
 528   }
 529   factory_.Destroy(embedded_surface_id);
 530 }
 531
 532 // Tests an invalid surface reference in a frame. The surface quad should just
 533 // be dropped.
 534 TEST_F(SurfaceAggregatorValidSurfaceTest, InvalidSurfaceReference) {
 535   test::Quad quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN),
 536                         test::Quad::SurfaceQuad(InvalidSurfaceId(), 1.f),
 537                         test::Quad::SolidColorQuad(SK_ColorBLUE)};
 538   test::Pass passes[] = {test::Pass(quads, arraysize(quads))};
 539
 540   SubmitFrame(passes, arraysize(passes), root_surface_id_);
 541
 542   test::Quad expected_quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN),
 543                                  test::Quad::SolidColorQuad(SK_ColorBLUE)};
 544   test::Pass expected_passes[] = {
 545       test::Pass(expected_quads, arraysize(expected_quads))};
 546   SurfaceId ids[] = {root_surface_id_, InvalidSurfaceId()};
 547   AggregateAndVerify(
 548       expected_passes, arraysize(expected_passes), ids, arraysize(ids));
 549 }
 550
 551 // Tests a reference to a valid surface with no submitted frame. This quad
 552 // should also just be dropped.
 553 TEST_F(SurfaceAggregatorValidSurfaceTest, ValidSurfaceReferenceWithNoFrame) {
 554   SurfaceId surface_with_no_frame_id = allocator_.GenerateId();
 555   factory_.Create(surface_with_no_frame_id);
 556   test::Quad quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN),
 557                         test::Quad::SurfaceQuad(surface_with_no_frame_id, 1.f),
 558                         test::Quad::SolidColorQuad(SK_ColorBLUE)};
 559   test::Pass passes[] = {test::Pass(quads, arraysize(quads))};
 560
 561   SubmitFrame(passes, arraysize(passes), root_surface_id_);
 562
 563   test::Quad expected_quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN),
 564                                  test::Quad::SolidColorQuad(SK_ColorBLUE)};
 565   test::Pass expected_passes[] = {
 566       test::Pass(expected_quads, arraysize(expected_quads))};
 567   SurfaceId ids[] = {root_surface_id_, surface_with_no_frame_id};
 568   AggregateAndVerify(
 569       expected_passes, arraysize(expected_passes), ids, arraysize(ids));
 570   factory_.Destroy(surface_with_no_frame_id);
 571 }
 572
 573 // Tests a surface quad referencing itself, generating a trivial cycle.
 574 // The quad creating the cycle should be dropped from the final frame.
 575 TEST_F(SurfaceAggregatorValidSurfaceTest, SimpleCyclicalReference) {
 576   test::Quad quads[] = {test::Quad::SurfaceQuad(root_surface_id_, 1.f),
 577                         test::Quad::SolidColorQuad(SK_ColorYELLOW)};
 578   test::Pass passes[] = {test::Pass(quads, arraysize(quads))};
 579
 580   SubmitFrame(passes, arraysize(passes), root_surface_id_);
 581
 582   test::Quad expected_quads[] = {test::Quad::SolidColorQuad(SK_ColorYELLOW)};
 583   test::Pass expected_passes[] = {
 584       test::Pass(expected_quads, arraysize(expected_quads))};
 585   SurfaceId ids[] = {root_surface_id_};
 586   AggregateAndVerify(
 587       expected_passes, arraysize(expected_passes), ids, arraysize(ids));
 588 }
 589
 590 // Tests a more complex cycle with one intermediate surface.
 591 TEST_F(SurfaceAggregatorValidSurfaceTest, TwoSurfaceCyclicalReference) {
 592   SurfaceId child_surface_id = allocator_.GenerateId();
 593   factory_.Create(child_surface_id);
 594
 595   test::Quad parent_quads[] = {test::Quad::SolidColorQuad(SK_ColorBLUE),
 596                                test::Quad::SurfaceQuad(child_surface_id, 1.f),
 597                                test::Quad::SolidColorQuad(SK_ColorCYAN)};
 598   test::Pass parent_passes[] = {
 599       test::Pass(parent_quads, arraysize(parent_quads))};
 600
 601   SubmitFrame(parent_passes, arraysize(parent_passes), root_surface_id_);
 602
 603   test::Quad child_quads[] = {test::Quad::SolidColorQuad(SK_ColorGREEN),
 604                               test::Quad::SurfaceQuad(root_surface_id_, 1.f),
 605                               test::Quad::SolidColorQuad(SK_ColorMAGENTA)};
 606   test::Pass child_passes[] = {test::Pass(child_quads, arraysize(child_quads))};
 607
 608   SubmitFrame(child_passes, arraysize(child_passes), child_surface_id);
 609
 610   // The child surface's reference to the root_surface_ will be dropped, so
 611   // we'll end up with:
 612   //   SK_ColorBLUE from the parent
 613   //   SK_ColorGREEN from the child
 614   //   SK_ColorMAGENTA from the child
 615   //   SK_ColorCYAN from the parent
 616   test::Quad expected_quads[] = {test::Quad::SolidColorQuad(SK_ColorBLUE),
 617                                  test::Quad::SolidColorQuad(SK_ColorGREEN),
 618                                  test::Quad::SolidColorQuad(SK_ColorMAGENTA),
 619                                  test::Quad::SolidColorQuad(SK_ColorCYAN)};
 620   test::Pass expected_passes[] = {
 621       test::Pass(expected_quads, arraysize(expected_quads))};
 622   SurfaceId ids[] = {root_surface_id_, child_surface_id};
 623   AggregateAndVerify(
 624       expected_passes, arraysize(expected_passes), ids, arraysize(ids));
 625   factory_.Destroy(child_surface_id);
 626 }
 627
 628 // Tests that we map render pass IDs from different surfaces into a unified
 629 // namespace and update RenderPassDrawQuad's id references to match.
 630 TEST_F(SurfaceAggregatorValidSurfaceTest, RenderPassIdMapping) {
 631   SurfaceId child_surface_id = allocator_.GenerateId();
 632   factory_.Create(child_surface_id);
 633
 634   RenderPassId child_pass_id[] = {RenderPassId(1, 1), RenderPassId(1, 2)};
 635   test::Quad child_quad[][1] = {{test::Quad::SolidColorQuad(SK_ColorGREEN)},
 636                                 {test::Quad::RenderPassQuad(child_pass_id[0])}};
 637   test::Pass surface_passes[] = {
 638       test::Pass(child_quad[0], arraysize(child_quad[0]), child_pass_id[0]),
 639       test::Pass(child_quad[1], arraysize(child_quad[1]), child_pass_id[1])};
 640
 641   SubmitFrame(surface_passes, arraysize(surface_passes), child_surface_id);
 642
 643   // Pass IDs from the parent surface may collide with ones from the child.
 644   RenderPassId parent_pass_id[] = {RenderPassId(2, 1), RenderPassId(1, 2)};
 645   test::Quad parent_quad[][1] = {
 646       {test::Quad::SurfaceQuad(child_surface_id, 1.f)},
 647       {test::Quad::RenderPassQuad(parent_pass_id[0])}};
 648   test::Pass parent_passes[] = {
 649       test::Pass(parent_quad[0], arraysize(parent_quad[0]), parent_pass_id[0]),
 650       test::Pass(parent_quad[1], arraysize(parent_quad[1]), parent_pass_id[1])};
 651
 652   SubmitFrame(parent_passes, arraysize(parent_passes), root_surface_id_);
 653   scoped_ptr<CompositorFrame> aggregated_frame =
 654       aggregator_.Aggregate(root_surface_id_);
 655
 656   ASSERT_TRUE(aggregated_frame);
 657   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
 658
 659   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 660
 661   const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
 662
 663   ASSERT_EQ(3u, aggregated_pass_list.size());
 664   RenderPassId actual_pass_ids[] = {aggregated_pass_list[0]->id,
 665                                     aggregated_pass_list[1]->id,
 666                                     aggregated_pass_list[2]->id};
 667   // Make sure the aggregated frame's pass IDs are all unique.
 668   for (size_t i = 0; i < 3; ++i) {
 669     for (size_t j = 0; j < i; ++j) {
 670       EXPECT_NE(actual_pass_ids[j], actual_pass_ids[i]) << "pass ids " << i
 671                                                         << " and " << j;
 672     }
 673   }
 674
 675   // Make sure the render pass quads reference the remapped pass IDs.
 676   DrawQuad* render_pass_quads[] = {aggregated_pass_list[1]->quad_list.front(),
 677                                    aggregated_pass_list[2]->quad_list.front()};
 678   ASSERT_EQ(render_pass_quads[0]->material, DrawQuad::RENDER_PASS);
 679   EXPECT_EQ(
 680       actual_pass_ids[0],
 681       RenderPassDrawQuad::MaterialCast(render_pass_quads[0])->render_pass_id);
 682
 683   ASSERT_EQ(render_pass_quads[1]->material, DrawQuad::RENDER_PASS);
 684   EXPECT_EQ(
 685       actual_pass_ids[1],
 686       RenderPassDrawQuad::MaterialCast(render_pass_quads[1])->render_pass_id);
 687   factory_.Destroy(child_surface_id);
 688 }
 689
 690 void AddSolidColorQuadWithBlendMode(const gfx::Size& size,
 691                                     RenderPass* pass,
 692                                     const SkXfermode::Mode blend_mode) {
 693   const gfx::Transform content_to_target_transform;
 694   const gfx::Size content_bounds(size);
 695   const gfx::Rect visible_content_rect(size);
 696   const gfx::Rect clip_rect(size);
 697
 698   bool is_clipped = false;
 699   float opacity = 1.f;
 700
 701   bool force_anti_aliasing_off = false;
 702   SharedQuadState* sqs = pass->CreateAndAppendSharedQuadState();
 703   sqs->SetAll(content_to_target_transform,
 704               content_bounds,
 705               visible_content_rect,
 706               clip_rect,
 707               is_clipped,
 708               opacity,
 709               blend_mode,
 710               0);
 711
 712   SolidColorDrawQuad* color_quad =
 713       pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>();
 714   color_quad->SetNew(pass->shared_quad_state_list.back(),
 715                      visible_content_rect,
 716                      visible_content_rect,
 717                      SK_ColorGREEN,
 718                      force_anti_aliasing_off);
 719 }
 720
 721 // This tests that we update shared quad state pointers correctly within
 722 // aggregated passes.  The shared quad state list on the aggregated pass will
 723 // include the shared quad states from each pass in one list so the quads will
 724 // end up pointed to shared quad state objects at different offsets. This test
 725 // uses the blend_mode value stored on the shared quad state to track the shared
 726 // quad state, but anything saved on the shared quad state would work.
 727 //
 728 // This test has 4 surfaces in the following structure:
 729 // root_surface -> quad with kClear_Mode,
 730 //                 [child_one_surface],
 731 //                 quad with kDstOver_Mode,
 732 //                 [child_two_surface],
 733 //                 quad with kDstIn_Mode
 734 // child_one_surface -> quad with kSrc_Mode,
 735 //                      [grandchild_surface],
 736 //                      quad with kSrcOver_Mode
 737 // child_two_surface -> quad with kSrcIn_Mode
 738 // grandchild_surface -> quad with kDst_Mode
 739 //
 740 // Resulting in the following aggregated pass:
 741 //  quad_root_0       - blend_mode kClear_Mode
 742 //  quad_child_one_0  - blend_mode kSrc_Mode
 743 //  quad_grandchild_0 - blend_mode kDst_Mode
 744 //  quad_child_one_1  - blend_mode kSrcOver_Mode
 745 //  quad_root_1       - blend_mode kDstOver_Mode
 746 //  quad_child_two_0  - blend_mode kSrcIn_Mode
 747 //  quad_root_2       - blend_mode kDstIn_Mode
 748 TEST_F(SurfaceAggregatorValidSurfaceTest, AggregateSharedQuadStateProperties) {
 749   const SkXfermode::Mode blend_modes[] = {SkXfermode::kClear_Mode,    // 0
 750                                           SkXfermode::kSrc_Mode,      // 1
 751                                           SkXfermode::kDst_Mode,      // 2
 752                                           SkXfermode::kSrcOver_Mode,  // 3
 753                                           SkXfermode::kDstOver_Mode,  // 4
 754                                           SkXfermode::kSrcIn_Mode,    // 5
 755                                           SkXfermode::kDstIn_Mode,    // 6
 756   };
 757
 758   RenderPassId pass_id(1, 1);
 759   SurfaceId grandchild_surface_id = allocator_.GenerateId();
 760   factory_.Create(grandchild_surface_id);
 761   scoped_ptr<RenderPass> grandchild_pass = RenderPass::Create();
 762   gfx::Rect output_rect(SurfaceSize());
 763   gfx::Rect damage_rect(SurfaceSize());
 764   gfx::Transform transform_to_root_target;
 765   grandchild_pass->SetNew(
 766       pass_id, output_rect, damage_rect, transform_to_root_target);
 767   AddSolidColorQuadWithBlendMode(
 768       SurfaceSize(), grandchild_pass.get(), blend_modes[2]);
 769   QueuePassAsFrame(grandchild_pass.Pass(), grandchild_surface_id);
 770
 771   SurfaceId child_one_surface_id = allocator_.GenerateId();
 772   factory_.Create(child_one_surface_id);
 773
 774   scoped_ptr<RenderPass> child_one_pass = RenderPass::Create();
 775   child_one_pass->SetNew(
 776       pass_id, output_rect, damage_rect, transform_to_root_target);
 777   AddSolidColorQuadWithBlendMode(
 778       SurfaceSize(), child_one_pass.get(), blend_modes[1]);
 779   SurfaceDrawQuad* grandchild_surface_quad =
 780       child_one_pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
 781   grandchild_surface_quad->SetNew(child_one_pass->shared_quad_state_list.back(),
 782                                   gfx::Rect(SurfaceSize()),
 783                                   gfx::Rect(SurfaceSize()),
 784                                   grandchild_surface_id);
 785   AddSolidColorQuadWithBlendMode(
 786       SurfaceSize(), child_one_pass.get(), blend_modes[3]);
 787   QueuePassAsFrame(child_one_pass.Pass(), child_one_surface_id);
 788
 789   SurfaceId child_two_surface_id = allocator_.GenerateId();
 790   factory_.Create(child_two_surface_id);
 791
 792   scoped_ptr<RenderPass> child_two_pass = RenderPass::Create();
 793   child_two_pass->SetNew(
 794       pass_id, output_rect, damage_rect, transform_to_root_target);
 795   AddSolidColorQuadWithBlendMode(
 796       SurfaceSize(), child_two_pass.get(), blend_modes[5]);
 797   QueuePassAsFrame(child_two_pass.Pass(), child_two_surface_id);
 798
 799   scoped_ptr<RenderPass> root_pass = RenderPass::Create();
 800   root_pass->SetNew(
 801       pass_id, output_rect, damage_rect, transform_to_root_target);
 802
 803   AddSolidColorQuadWithBlendMode(
 804       SurfaceSize(), root_pass.get(), blend_modes[0]);
 805   SurfaceDrawQuad* child_one_surface_quad =
 806       root_pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
 807   child_one_surface_quad->SetNew(root_pass->shared_quad_state_list.back(),
 808                                  gfx::Rect(SurfaceSize()),
 809                                  gfx::Rect(SurfaceSize()),
 810                                  child_one_surface_id);
 811   AddSolidColorQuadWithBlendMode(
 812       SurfaceSize(), root_pass.get(), blend_modes[4]);
 813   SurfaceDrawQuad* child_two_surface_quad =
 814       root_pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
 815   child_two_surface_quad->SetNew(root_pass->shared_quad_state_list.back(),
 816                                  gfx::Rect(SurfaceSize()),
 817                                  gfx::Rect(SurfaceSize()),
 818                                  child_two_surface_id);
 819   AddSolidColorQuadWithBlendMode(
 820       SurfaceSize(), root_pass.get(), blend_modes[6]);
 821
 822   QueuePassAsFrame(root_pass.Pass(), root_surface_id_);
 823
 824   scoped_ptr<CompositorFrame> aggregated_frame =
 825       aggregator_.Aggregate(root_surface_id_);
 826
 827   ASSERT_TRUE(aggregated_frame);
 828   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
 829
 830   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 831
 832   const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
 833
 834   ASSERT_EQ(1u, aggregated_pass_list.size());
 835
 836   const QuadList& aggregated_quad_list = aggregated_pass_list[0]->quad_list;
 837
 838   ASSERT_EQ(7u, aggregated_quad_list.size());
 839
 840   for (auto iter = aggregated_quad_list.cbegin();
 841        iter != aggregated_quad_list.cend();
 842        ++iter) {
 843     EXPECT_EQ(blend_modes[iter.index()], iter->shared_quad_state->blend_mode)
 844         << iter.index();
 845   }
 846   factory_.Destroy(child_one_surface_id);
 847   factory_.Destroy(child_two_surface_id);
 848   factory_.Destroy(grandchild_surface_id);
 849 }
 850
 851 // This tests that when aggregating a frame with multiple render passes that we
 852 // map the transforms for the root pass but do not modify the transform on child
 853 // passes.
 854 //
 855 // The root surface has one pass with a surface quad transformed by +10 in the y
 856 // direction.
 857 //
 858 // The middle surface has one pass with a surface quad scaled by 2 in the x
 859 // and 3 in the y directions.
 860 //
 861 // The child surface has two passes. The first pass has a quad with a transform
 862 // of +5 in the x direction. The second pass has a reference to the first pass'
 863 // pass id and a transform of +8 in the x direction.
 864 //
 865 // After aggregation, the child surface's root pass quad should have all
 866 // transforms concatenated for a total transform of +23 x, +10 y. The
 867 // contributing render pass' transform in the aggregate frame should not be
 868 // affected.
 869 TEST_F(SurfaceAggregatorValidSurfaceTest, AggregateMultiplePassWithTransform) {
 870   // Innermost child surface.
 871   SurfaceId child_surface_id = allocator_.GenerateId();
 872   {
 873     factory_.Create(child_surface_id);
 874     RenderPassId child_pass_id[] = {RenderPassId(1, 1), RenderPassId(1, 2)};
 875     test::Quad child_quads[][1] = {
 876         {test::Quad::SolidColorQuad(SK_ColorGREEN)},
 877         {test::Quad::RenderPassQuad(child_pass_id[0])},
 878     };
 879     test::Pass child_passes[] = {
 880         test::Pass(child_quads[0], arraysize(child_quads[0]), child_pass_id[0]),
 881         test::Pass(child_quads[1], arraysize(child_quads[1]),
 882                    child_pass_id[1])};
 883
 884     RenderPassList child_pass_list;
 885     AddPasses(&child_pass_list, gfx::Rect(SurfaceSize()), child_passes,
 886               arraysize(child_passes));
 887
 888     RenderPass* child_nonroot_pass = child_pass_list.at(0u);
 889     child_nonroot_pass->transform_to_root_target.Translate(8, 0);
 890     SharedQuadState* child_nonroot_pass_sqs =
 891         child_nonroot_pass->shared_quad_state_list.front();
 892     child_nonroot_pass_sqs->content_to_target_transform.Translate(5, 0);
 893
 894     RenderPass* child_root_pass = child_pass_list.at(1u);
 895     SharedQuadState* child_root_pass_sqs =
 896         child_root_pass->shared_quad_state_list.front();
 897     child_root_pass_sqs->content_to_target_transform.Translate(8, 0);
 898     child_root_pass_sqs->is_clipped = true;
 899     child_root_pass_sqs->clip_rect = gfx::Rect(0, 0, 5, 5);
 900
 901     scoped_ptr<DelegatedFrameData> child_frame_data(new DelegatedFrameData);
 902     child_pass_list.swap(child_frame_data->render_pass_list);
 903
 904     scoped_ptr<CompositorFrame> child_frame(new CompositorFrame);
 905     child_frame->delegated_frame_data = child_frame_data.Pass();
 906
 907     factory_.SubmitFrame(child_surface_id, child_frame.Pass(),
 908                          SurfaceFactory::DrawCallback());
 909   }
 910
 911   // Middle child surface.
 912   SurfaceId middle_surface_id = allocator_.GenerateId();
 913   {
 914     factory_.Create(middle_surface_id);
 915     test::Quad middle_quads[] = {
 916         test::Quad::SurfaceQuad(child_surface_id, 1.f)};
 917     test::Pass middle_passes[] = {
 918         test::Pass(middle_quads, arraysize(middle_quads)),
 919     };
 920
 921     RenderPassList middle_pass_list;
 922     AddPasses(&middle_pass_list, gfx::Rect(SurfaceSize()), middle_passes,
 923               arraysize(middle_passes));
 924
 925     RenderPass* middle_root_pass = middle_pass_list.at(0u);
 926     middle_root_pass->quad_list.ElementAt(0)->visible_rect =
 927         gfx::Rect(0, 1, 100, 7);
 928     SharedQuadState* middle_root_pass_sqs =
 929         middle_root_pass->shared_quad_state_list.front();
 930     middle_root_pass_sqs->content_to_target_transform.Scale(2, 3);
 931
 932     scoped_ptr<DelegatedFrameData> middle_frame_data(new DelegatedFrameData);
 933     middle_pass_list.swap(middle_frame_data->render_pass_list);
 934
 935     scoped_ptr<CompositorFrame> middle_frame(new CompositorFrame);
 936     middle_frame->delegated_frame_data = middle_frame_data.Pass();
 937
 938     factory_.SubmitFrame(middle_surface_id, middle_frame.Pass(),
 939                          SurfaceFactory::DrawCallback());
 940   }
 941
 942   // Root surface.
 943   test::Quad secondary_quads[] = {
 944       test::Quad::SolidColorQuad(1),
 945       test::Quad::SurfaceQuad(middle_surface_id, 1.f)};
 946   test::Quad root_quads[] = {test::Quad::SolidColorQuad(1)};
 947   test::Pass root_passes[] = {
 948       test::Pass(secondary_quads, arraysize(secondary_quads)),
 949       test::Pass(root_quads, arraysize(root_quads))};
 950
 951   RenderPassList root_pass_list;
 952   AddPasses(&root_pass_list,
 953             gfx::Rect(SurfaceSize()),
 954             root_passes,
 955             arraysize(root_passes));
 956
 957   root_pass_list.at(0)
 958       ->shared_quad_state_list.front()
 959       ->content_to_target_transform.Translate(0, 7);
 960   root_pass_list.at(0)
 961       ->shared_quad_state_list.ElementAt(1)
 962       ->content_to_target_transform.Translate(0, 10);
 963   root_pass_list.at(0)->quad_list.ElementAt(1)->visible_rect =
 964       gfx::Rect(0, 0, 8, 100);
 965
 966   root_pass_list[0]->transform_to_root_target.Translate(10, 5);
 967
 968   scoped_ptr<DelegatedFrameData> root_frame_data(new DelegatedFrameData);
 969   root_pass_list.swap(root_frame_data->render_pass_list);
 970
 971   scoped_ptr<CompositorFrame> root_frame(new CompositorFrame);
 972   root_frame->delegated_frame_data = root_frame_data.Pass();
 973
 974   factory_.SubmitFrame(root_surface_id_, root_frame.Pass(),
 975                        SurfaceFactory::DrawCallback());
 976
 977   scoped_ptr<CompositorFrame> aggregated_frame =
 978       aggregator_.Aggregate(root_surface_id_);
 979
 980   ASSERT_TRUE(aggregated_frame);
 981   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
 982
 983   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
 984
 985   const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
 986
 987   ASSERT_EQ(3u, aggregated_pass_list.size());
 988
 989   ASSERT_EQ(1u, aggregated_pass_list[0]->shared_quad_state_list.size());
 990
 991   // The first pass should have one shared quad state for the one solid color
 992   // quad.
 993   EXPECT_EQ(1u, aggregated_pass_list[0]->shared_quad_state_list.size());
 994   // The second pass should have just two shared quad states. We'll
 995   // verify the properties through the quads.
 996   EXPECT_EQ(2u, aggregated_pass_list[1]->shared_quad_state_list.size());
 997
 998   EXPECT_EQ(1u, aggregated_pass_list[2]->shared_quad_state_list.size());
 999
1000   SharedQuadState* aggregated_first_pass_sqs =
1001       aggregated_pass_list[0]->shared_quad_state_list.front();
1002
1003   // The first pass's transform should be unaffected by the embedding and still
1004   // be a translation by +5 in the x direction.
1005   gfx::Transform expected_aggregated_first_pass_sqs_transform;
1006   expected_aggregated_first_pass_sqs_transform.Translate(5, 0);
1007   EXPECT_EQ(expected_aggregated_first_pass_sqs_transform.ToString(),
1008             aggregated_first_pass_sqs->content_to_target_transform.ToString());
1009
1010   // The first pass's transform to the root target should include the aggregated
1011   // transform, including the transform from the child pass to the root.
1012   gfx::Transform expected_first_pass_transform_to_root_target;
1013   expected_first_pass_transform_to_root_target.Translate(10, 5);
1014   expected_first_pass_transform_to_root_target.Translate(0, 10);
1015   expected_first_pass_transform_to_root_target.Scale(2, 3);
1016   expected_first_pass_transform_to_root_target.Translate(8, 0);
1017   EXPECT_EQ(expected_first_pass_transform_to_root_target.ToString(),
1018             aggregated_pass_list[0]->transform_to_root_target.ToString());
1019
1020   ASSERT_EQ(2u, aggregated_pass_list[1]->quad_list.size());
1021
1022   gfx::Transform expected_root_pass_quad_transforms[2];
1023   // The first quad in the root pass is the solid color quad from the original
1024   // root surface. Its transform should be unaffected by the aggregation and
1025   // still be +7 in the y direction.
1026   expected_root_pass_quad_transforms[0].Translate(0, 7);
1027   // The second quad in the root pass is aggregated from the child surface so
1028   // its transform should be the combination of its original translation
1029   // (0, 10), the middle surface draw quad's scale of (2, 3), and the
1030   // child surface draw quad's translation (8, 0).
1031   expected_root_pass_quad_transforms[1].Translate(0, 10);
1032   expected_root_pass_quad_transforms[1].Scale(2, 3);
1033   expected_root_pass_quad_transforms[1].Translate(8, 0);
1034
1035   for (auto iter = aggregated_pass_list[1]->quad_list.cbegin();
1036        iter != aggregated_pass_list[1]->quad_list.cend();
1037        ++iter) {
1038     EXPECT_EQ(expected_root_pass_quad_transforms[iter.index()].ToString(),
1039               iter->quadTransform().ToString())
1040         << iter.index();
1041   }
1042
1043   EXPECT_TRUE(
1044       aggregated_pass_list[1]->shared_quad_state_list.ElementAt(1)->is_clipped);
1045
1046   // The second quad in the root pass is aggregated from the child, so its
1047   // clip rect must be transformed by the child's translation/scale and
1048   // clipped be the visible_rects for both children.
1049   EXPECT_EQ(gfx::Rect(0, 13, 8, 12).ToString(),
1050             aggregated_pass_list[1]
1051                 ->shared_quad_state_list.ElementAt(1)
1052                 ->clip_rect.ToString());
1053
1054   factory_.Destroy(middle_surface_id);
1055   factory_.Destroy(child_surface_id);
1056 }
1057
1058 // Tests that damage rects are aggregated correctly when surfaces change.
1059 TEST_F(SurfaceAggregatorValidSurfaceTest, AggregateDamageRect) {
1060   SurfaceId child_surface_id = allocator_.GenerateId();
1061   factory_.Create(child_surface_id);
1062   RenderPassId child_pass_id = RenderPassId(1, 1);
1063   test::Quad child_quads[] = {test::Quad::RenderPassQuad(child_pass_id)};
1064   test::Pass child_passes[] = {
1065       test::Pass(child_quads, arraysize(child_quads), child_pass_id)};
1066
1067   RenderPassList child_pass_list;
1068   AddPasses(&child_pass_list,
1069             gfx::Rect(SurfaceSize()),
1070             child_passes,
1071             arraysize(child_passes));
1072
1073   RenderPass* child_root_pass = child_pass_list.at(0u);
1074   SharedQuadState* child_root_pass_sqs =
1075       child_root_pass->shared_quad_state_list.front();
1076   child_root_pass_sqs->content_to_target_transform.Translate(8, 0);
1077
1078   scoped_ptr<DelegatedFrameData> child_frame_data(new DelegatedFrameData);
1079   child_pass_list.swap(child_frame_data->render_pass_list);
1080
1081   scoped_ptr<CompositorFrame> child_frame(new CompositorFrame);
1082   child_frame->delegated_frame_data = child_frame_data.Pass();
1083
1084   factory_.SubmitFrame(child_surface_id, child_frame.Pass(),
1085                        SurfaceFactory::DrawCallback());
1086
1087   RenderPassId pass_id(5, 10);
1088   test::Quad first_quads[] = {test::Quad::SurfaceQuad(child_surface_id, 1.f)};
1089   test::Quad root_quads[] = {test::Quad::RenderPassQuad(pass_id)};
1090
1091   test::Pass root_passes[] = {
1092       test::Pass(first_quads, arraysize(first_quads), pass_id),
1093       test::Pass(root_quads, arraysize(root_quads))};
1094
1095   RenderPassList root_pass_list;
1096   AddPasses(&root_pass_list,
1097             gfx::Rect(SurfaceSize()),
1098             root_passes,
1099             arraysize(root_passes));
1100
1101   root_pass_list.at(0)
1102       ->shared_quad_state_list.front()
1103       ->content_to_target_transform.Translate(0, 10);
1104   root_pass_list.at(0)->damage_rect = gfx::Rect(5, 5, 10, 10);
1105   root_pass_list.at(1)->damage_rect = gfx::Rect(5, 5, 100, 100);
1106
1107   scoped_ptr<DelegatedFrameData> root_frame_data(new DelegatedFrameData);
1108   root_pass_list.swap(root_frame_data->render_pass_list);
1109
1110   scoped_ptr<CompositorFrame> root_frame(new CompositorFrame);
1111   root_frame->delegated_frame_data = root_frame_data.Pass();
1112
1113   factory_.SubmitFrame(root_surface_id_, root_frame.Pass(),
1114                        SurfaceFactory::DrawCallback());
1115
1116   scoped_ptr<CompositorFrame> aggregated_frame =
1117       aggregator_.Aggregate(root_surface_id_);
1118
1119   ASSERT_TRUE(aggregated_frame);
1120   ASSERT_TRUE(aggregated_frame->delegated_frame_data);
1121
1122   DelegatedFrameData* frame_data = aggregated_frame->delegated_frame_data.get();
1123
1124   const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
1125
1126   ASSERT_EQ(2u, aggregated_pass_list.size());
1127
1128   // Damage rect for first aggregation should contain entire root surface.
1129   EXPECT_TRUE(
1130       aggregated_pass_list[1]->damage_rect.Contains(gfx::Rect(SurfaceSize())));
1131
1132   {
1133     AddPasses(&child_pass_list,
1134               gfx::Rect(SurfaceSize()),
1135               child_passes,
1136               arraysize(child_passes));
1137
1138     RenderPass* child_root_pass = child_pass_list.at(0u);
1139     SharedQuadState* child_root_pass_sqs =
1140         child_root_pass->shared_quad_state_list.front();
1141     child_root_pass_sqs->content_to_target_transform.Translate(8, 0);
1142     child_root_pass->damage_rect = gfx::Rect(10, 10, 10, 10);
1143
1144     scoped_ptr<DelegatedFrameData> child_frame_data(new DelegatedFrameData);
1145     child_pass_list.swap(child_frame_data->render_pass_list);
1146
1147     scoped_ptr<CompositorFrame> child_frame(new CompositorFrame);
1148     child_frame->delegated_frame_data = child_frame_data.Pass();
1149
1150     factory_.SubmitFrame(child_surface_id, child_frame.Pass(),
1151                          SurfaceFactory::DrawCallback());
1152
1153     scoped_ptr<CompositorFrame> aggregated_frame =
1154         aggregator_.Aggregate(root_surface_id_);
1155
1156     ASSERT_TRUE(aggregated_frame);
1157     ASSERT_TRUE(aggregated_frame->delegated_frame_data);
1158
1159     DelegatedFrameData* frame_data =
1160         aggregated_frame->delegated_frame_data.get();
1161
1162     const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
1163
1164     ASSERT_EQ(2u, aggregated_pass_list.size());
1165
1166     // Outer surface didn't change, so transformed inner damage rect should be
1167     // used.
1168     EXPECT_EQ(gfx::Rect(10, 20, 10, 10).ToString(),
1169               aggregated_pass_list[1]->damage_rect.ToString());
1170   }
1171
1172   {
1173     RenderPassList root_pass_list;
1174     AddPasses(&root_pass_list,
1175               gfx::Rect(SurfaceSize()),
1176               root_passes,
1177               arraysize(root_passes));
1178
1179     root_pass_list.at(0)
1180         ->shared_quad_state_list.front()
1181         ->content_to_target_transform.Translate(0, 10);
1182     root_pass_list.at(0)->damage_rect = gfx::Rect(0, 0, 1, 1);
1183
1184     scoped_ptr<DelegatedFrameData> root_frame_data(new DelegatedFrameData);
1185     root_pass_list.swap(root_frame_data->render_pass_list);
1186
1187     scoped_ptr<CompositorFrame> root_frame(new CompositorFrame);
1188     root_frame->delegated_frame_data = root_frame_data.Pass();
1189
1190     factory_.SubmitFrame(root_surface_id_, root_frame.Pass(),
1191                          SurfaceFactory::DrawCallback());
1192   }
1193
1194   {
1195     RenderPassList root_pass_list;
1196     AddPasses(&root_pass_list,
1197               gfx::Rect(SurfaceSize()),
1198               root_passes,
1199               arraysize(root_passes));
1200
1201     root_pass_list.at(0)
1202         ->shared_quad_state_list.front()
1203         ->content_to_target_transform.Translate(0, 10);
1204     root_pass_list.at(0)->damage_rect = gfx::Rect(1, 1, 1, 1);
1205
1206     scoped_ptr<DelegatedFrameData> root_frame_data(new DelegatedFrameData);
1207     root_pass_list.swap(root_frame_data->render_pass_list);
1208
1209     scoped_ptr<CompositorFrame> root_frame(new CompositorFrame);
1210     root_frame->delegated_frame_data = root_frame_data.Pass();
1211
1212     factory_.SubmitFrame(root_surface_id_, root_frame.Pass(),
1213                          SurfaceFactory::DrawCallback());
1214
1215     scoped_ptr<CompositorFrame> aggregated_frame =
1216         aggregator_.Aggregate(root_surface_id_);
1217
1218     ASSERT_TRUE(aggregated_frame);
1219     ASSERT_TRUE(aggregated_frame->delegated_frame_data);
1220
1221     DelegatedFrameData* frame_data =
1222         aggregated_frame->delegated_frame_data.get();
1223
1224     const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
1225
1226     ASSERT_EQ(2u, aggregated_pass_list.size());
1227
1228     // The root surface was enqueued without being aggregated once, so it should
1229     // be treated as completely damaged.
1230     EXPECT_TRUE(aggregated_pass_list[1]->damage_rect.Contains(
1231         gfx::Rect(SurfaceSize())));
1232   }
1233
1234   // No Surface changed, so no damage should be given.
1235   {
1236     scoped_ptr<CompositorFrame> aggregated_frame =
1237         aggregator_.Aggregate(root_surface_id_);
1238
1239     ASSERT_TRUE(aggregated_frame);
1240     ASSERT_TRUE(aggregated_frame->delegated_frame_data);
1241
1242     DelegatedFrameData* frame_data =
1243         aggregated_frame->delegated_frame_data.get();
1244
1245     const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
1246
1247     ASSERT_EQ(2u, aggregated_pass_list.size());
1248
1249     EXPECT_TRUE(aggregated_pass_list[1]->damage_rect.IsEmpty());
1250   }
1251
1252   // SetFullDamageRectForSurface should cause the entire output to be
1253   // marked as damaged.
1254   {
1255     aggregator_.SetFullDamageForSurface(root_surface_id_);
1256     scoped_ptr<CompositorFrame> aggregated_frame =
1257         aggregator_.Aggregate(root_surface_id_);
1258
1259     ASSERT_TRUE(aggregated_frame);
1260     ASSERT_TRUE(aggregated_frame->delegated_frame_data);
1261
1262     DelegatedFrameData* frame_data =
1263         aggregated_frame->delegated_frame_data.get();
1264
1265     const RenderPassList& aggregated_pass_list = frame_data->render_pass_list;
1266
1267     ASSERT_EQ(2u, aggregated_pass_list.size());
1268
1269     EXPECT_TRUE(aggregated_pass_list[1]->damage_rect.Contains(
1270         gfx::Rect(SurfaceSize())));
1271   }
1272
1273   factory_.Destroy(child_surface_id);
1274 }
1275
1276 class SurfaceAggregatorWithResourcesTest : public testing::Test {
1277  public:
1278   void SetUp() override {
1279     output_surface_ = FakeOutputSurface::CreateSoftware(
1280         make_scoped_ptr(new SoftwareOutputDevice));
1281     output_surface_->BindToClient(&output_surface_client_);
1282     shared_bitmap_manager_.reset(new TestSharedBitmapManager);
1283
1284     resource_provider_ = FakeResourceProvider::Create(
1285         output_surface_.get(), shared_bitmap_manager_.get());
1286
1287     aggregator_.reset(
1288         new SurfaceAggregator(&manager_, resource_provider_.get()));
1289   }
1290
1291  protected:
1292   SurfaceManager manager_;
1293   FakeOutputSurfaceClient output_surface_client_;
1294   scoped_ptr<OutputSurface> output_surface_;
1295   scoped_ptr<SharedBitmapManager> shared_bitmap_manager_;
1296   scoped_ptr<ResourceProvider> resource_provider_;
1297   scoped_ptr<SurfaceAggregator> aggregator_;
1298 };
1299
1300 class ResourceTrackingSurfaceFactoryClient : public SurfaceFactoryClient {
1301  public:
1302   ResourceTrackingSurfaceFactoryClient() {}
1303   ~ResourceTrackingSurfaceFactoryClient() override {}
1304
1305   void ReturnResources(const ReturnedResourceArray& resources) override {
1306     returned_resources_ = resources;
1307   }
1308
1309   ReturnedResourceArray returned_resources() const {
1310     return returned_resources_;
1311   }
1312
1313  private:
1314   ReturnedResourceArray returned_resources_;
1315
1316   DISALLOW_COPY_AND_ASSIGN(ResourceTrackingSurfaceFactoryClient);
1317 };
1318
1319 void SubmitFrameWithResources(ResourceId* resource_ids,
1320                               size_t num_resource_ids,
1321                               bool valid,
1322                               SurfaceId child_id,
1323                               SurfaceFactory* factory,
1324                               SurfaceId surface_id) {
1325   scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
1326   scoped_ptr<RenderPass> pass = RenderPass::Create();
1327   pass->id = RenderPassId(1, 1);
1328   SharedQuadState* sqs = pass->CreateAndAppendSharedQuadState();
1329   sqs->opacity = 1.f;
1330   if (!child_id.is_null()) {
1331     SurfaceDrawQuad* surface_quad =
1332         pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
1333     surface_quad->SetNew(sqs, gfx::Rect(0, 0, 1, 1), gfx::Rect(0, 0, 1, 1),
1334                          child_id);
1335   }
1336
1337   for (size_t i = 0u; i < num_resource_ids; ++i) {
1338     TransferableResource resource;
1339     resource.id = resource_ids[i];
1340     // ResourceProvider is software, so only software resources are valid.
1341     resource.is_software = valid;
1342     frame_data->resource_list.push_back(resource);
1343     TextureDrawQuad* quad = pass->CreateAndAppendDrawQuad<TextureDrawQuad>();
1344     const gfx::Rect rect;
1345     const gfx::Rect opaque_rect;
1346     const gfx::Rect visible_rect;
1347     bool needs_blending = false;
1348     bool premultiplied_alpha = false;
1349     const gfx::PointF uv_top_left;
1350     const gfx::PointF uv_bottom_right;
1351     SkColor background_color = SK_ColorGREEN;
1352     const float vertex_opacity[4] = {0.f, 0.f, 1.f, 1.f};
1353     bool flipped = false;
1354     bool nearest_neighbor = false;
1355     quad->SetAll(sqs,
1356                  rect,
1357                  opaque_rect,
1358                  visible_rect,
1359                  needs_blending,
1360                  resource_ids[i],
1361                  premultiplied_alpha,
1362                  uv_top_left,
1363                  uv_bottom_right,
1364                  background_color,
1365                  vertex_opacity,
1366                  flipped,
1367                  nearest_neighbor);
1368   }
1369   frame_data->render_pass_list.push_back(pass.Pass());
1370   scoped_ptr<CompositorFrame> frame(new CompositorFrame);
1371   frame->delegated_frame_data = frame_data.Pass();
1372   factory->SubmitFrame(surface_id, frame.Pass(),
1373                        SurfaceFactory::DrawCallback());
1374 }
1375
1376 TEST_F(SurfaceAggregatorWithResourcesTest, TakeResourcesOneSurface) {
1377   ResourceTrackingSurfaceFactoryClient client;
1378   SurfaceFactory factory(&manager_, &client);
1379   SurfaceId surface_id(7u);
1380   factory.Create(surface_id);
1381
1382   ResourceId ids[] = {11, 12, 13};
1383   SubmitFrameWithResources(ids, arraysize(ids), true, SurfaceId(), &factory,
1384                            surface_id);
1385
1386   scoped_ptr<CompositorFrame> frame = aggregator_->Aggregate(surface_id);
1387
1388   // Nothing should be available to be returned yet.
1389   EXPECT_TRUE(client.returned_resources().empty());
1390
1391   SubmitFrameWithResources(NULL, 0u, true, SurfaceId(), &factory, surface_id);
1392
1393   frame = aggregator_->Aggregate(surface_id);
1394
1395   ASSERT_EQ(3u, client.returned_resources().size());
1396   ResourceId returned_ids[3];
1397   for (size_t i = 0; i < 3; ++i) {
1398     returned_ids[i] = client.returned_resources()[i].id;
1399   }
1400   EXPECT_THAT(returned_ids,
1401               testing::WhenSorted(testing::ElementsAreArray(ids)));
1402   factory.Destroy(surface_id);
1403 }
1404
1405 TEST_F(SurfaceAggregatorWithResourcesTest, TakeInvalidResources) {
1406   ResourceTrackingSurfaceFactoryClient client;
1407   SurfaceFactory factory(&manager_, &client);
1408   SurfaceId surface_id(7u);
1409   factory.Create(surface_id);
1410
1411   scoped_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
1412   scoped_ptr<RenderPass> pass = RenderPass::Create();
1413   pass->id = RenderPassId(1, 1);
1414   TransferableResource resource;
1415   resource.id = 11;
1416   // ResourceProvider is software but resource is not, so it should be
1417   // ignored.
1418   resource.is_software = false;
1419   frame_data->resource_list.push_back(resource);
1420   frame_data->render_pass_list.push_back(pass.Pass());
1421   scoped_ptr<CompositorFrame> frame(new CompositorFrame);
1422   frame->delegated_frame_data = frame_data.Pass();
1423   factory.SubmitFrame(surface_id, frame.Pass(), SurfaceFactory::DrawCallback());
1424
1425   scoped_ptr<CompositorFrame> returned_frame =
1426       aggregator_->Aggregate(surface_id);
1427
1428   // Nothing should be available to be returned yet.
1429   EXPECT_TRUE(client.returned_resources().empty());
1430
1431   SubmitFrameWithResources(NULL, 0, true, SurfaceId(), &factory, surface_id);
1432   ASSERT_EQ(1u, client.returned_resources().size());
1433   EXPECT_EQ(11u, client.returned_resources()[0].id);
1434
1435   factory.Destroy(surface_id);
1436 }
1437
1438 TEST_F(SurfaceAggregatorWithResourcesTest, TwoSurfaces) {
1439   ResourceTrackingSurfaceFactoryClient client;
1440   SurfaceFactory factory(&manager_, &client);
1441   SurfaceId surface_id(7u);
1442   factory.Create(surface_id);
1443   SurfaceId surface_id2(8u);
1444   factory.Create(surface_id2);
1445
1446   ResourceId ids[] = {11, 12, 13};
1447   SubmitFrameWithResources(ids, arraysize(ids), true, SurfaceId(), &factory,
1448                            surface_id);
1449   ResourceId ids2[] = {14, 15, 16};
1450   SubmitFrameWithResources(ids2, arraysize(ids2), true, SurfaceId(), &factory,
1451                            surface_id2);
1452
1453   scoped_ptr<CompositorFrame> frame = aggregator_->Aggregate(surface_id);
1454
1455   SubmitFrameWithResources(NULL, 0, true, SurfaceId(), &factory, surface_id);
1456
1457   // Nothing should be available to be returned yet.
1458   EXPECT_TRUE(client.returned_resources().empty());
1459
1460   frame = aggregator_->Aggregate(surface_id2);
1461
1462   // surface_id wasn't referenced, so its resources should be returned.
1463   ASSERT_EQ(3u, client.returned_resources().size());
1464   ResourceId returned_ids[3];
1465   for (size_t i = 0; i < 3; ++i) {
1466     returned_ids[i] = client.returned_resources()[i].id;
1467   }
1468   EXPECT_THAT(returned_ids,
1469               testing::WhenSorted(testing::ElementsAreArray(ids)));
1470   EXPECT_EQ(3u, resource_provider_->num_resources());
1471   factory.Destroy(surface_id);
1472   factory.Destroy(surface_id2);
1473 }
1474
1475 // Ensure that aggregator completely ignores Surfaces that reference invalid
1476 // resources.
1477 TEST_F(SurfaceAggregatorWithResourcesTest, InvalidChildSurface) {
1478   ResourceTrackingSurfaceFactoryClient client;
1479   SurfaceFactory factory(&manager_, &client);
1480   SurfaceId root_surface_id(7u);
1481   factory.Create(root_surface_id);
1482   SurfaceId middle_surface_id(8u);
1483   factory.Create(middle_surface_id);
1484   SurfaceId child_surface_id(9u);
1485   factory.Create(child_surface_id);
1486
1487   ResourceId ids[] = {14, 15, 16};
1488   SubmitFrameWithResources(ids, arraysize(ids), true, SurfaceId(), &factory,
1489                            child_surface_id);
1490
1491   ResourceId ids2[] = {17, 18, 19};
1492   SubmitFrameWithResources(ids2, arraysize(ids2), false, child_surface_id,
1493                            &factory, middle_surface_id);
1494
1495   ResourceId ids3[] = {20, 21, 22};
1496   SubmitFrameWithResources(ids3, arraysize(ids3), true, middle_surface_id,
1497                            &factory, root_surface_id);
1498
1499   scoped_ptr<CompositorFrame> frame;
1500   frame = aggregator_->Aggregate(root_surface_id);
1501
1502   RenderPassList* pass_list = &frame->delegated_frame_data->render_pass_list;
1503   ASSERT_EQ(1u, pass_list->size());
1504   EXPECT_EQ(1u, pass_list->back()->shared_quad_state_list.size());
1505   EXPECT_EQ(3u, pass_list->back()->quad_list.size());
1506
1507   SubmitFrameWithResources(ids2, arraysize(ids), true, child_surface_id,
1508                            &factory, middle_surface_id);
1509
1510   frame = aggregator_->Aggregate(root_surface_id);
1511
1512   pass_list = &frame->delegated_frame_data->render_pass_list;
1513   ASSERT_EQ(1u, pass_list->size());
1514   EXPECT_EQ(3u, pass_list->back()->shared_quad_state_list.size());
1515   EXPECT_EQ(9u, pass_list->back()->quad_list.size());
1516
1517   factory.Destroy(root_surface_id);
1518   factory.Destroy(child_surface_id);
1519   factory.Destroy(middle_surface_id);
1520 }
1521
1522 }  // namespace
1523 }  // namespace cc
1524