blob: be74ec3beb149b74bcea9d22d407cbc8b0f96c7f [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/surfaces/surface_factory.h"
#include <stddef.h>
#include <stdint.h>
#include <utility>
#include "base/bind.h"
#include "base/macros.h"
#include "cc/output/compositor_frame.h"
#include "cc/output/copy_output_request.h"
#include "cc/output/copy_output_result.h"
#include "cc/output/delegated_frame_data.h"
#include "cc/resources/resource_provider.h"
#include "cc/surfaces/surface.h"
#include "cc/surfaces/surface_factory_client.h"
#include "cc/surfaces/surface_manager.h"
#include "cc/test/scheduler_test_common.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/size.h"
namespace cc {
namespace {
static constexpr FrameSinkId kArbitraryFrameSinkId(1, 1);
class TestSurfaceFactoryClient : public SurfaceFactoryClient {
public:
TestSurfaceFactoryClient() : begin_frame_source_(nullptr) {}
~TestSurfaceFactoryClient() override {}
void ReturnResources(const ReturnedResourceArray& resources) override {
returned_resources_.insert(
returned_resources_.end(), resources.begin(), resources.end());
}
void SetBeginFrameSource(BeginFrameSource* begin_frame_source) override {
begin_frame_source_ = begin_frame_source;
}
const ReturnedResourceArray& returned_resources() const {
return returned_resources_;
}
void clear_returned_resources() { returned_resources_.clear(); }
BeginFrameSource* begin_frame_source() const { return begin_frame_source_; }
private:
ReturnedResourceArray returned_resources_;
BeginFrameSource* begin_frame_source_;
DISALLOW_COPY_AND_ASSIGN(TestSurfaceFactoryClient);
};
gpu::SyncToken GenTestSyncToken(int id) {
gpu::SyncToken token;
token.Set(gpu::CommandBufferNamespace::GPU_IO, 0,
gpu::CommandBufferId::FromUnsafeValue(id), 1);
return token;
}
class SurfaceFactoryTest : public testing::Test, public SurfaceObserver {
public:
SurfaceFactoryTest()
: factory_(
new SurfaceFactory(kArbitraryFrameSinkId, &manager_, &client_)),
local_frame_id_(3, 0),
frame_sync_token_(GenTestSyncToken(4)),
consumer_sync_token_(GenTestSyncToken(5)) {
manager_.AddObserver(this);
factory_->Create(local_frame_id_);
}
const SurfaceId& last_created_surface_id() const {
return last_created_surface_id_;
}
// SurfaceObserver implementation.
void OnSurfaceCreated(const SurfaceId& surface_id,
const gfx::Size& frame,
float device_scale_factor) override {
EXPECT_EQ(kArbitraryFrameSinkId, surface_id.frame_sink_id());
last_created_surface_id_ = surface_id;
}
void OnSurfaceDamaged(const SurfaceId& id, bool* changed) override {
*changed = true;
}
~SurfaceFactoryTest() override {
if (!local_frame_id_.is_null())
factory_->Destroy(local_frame_id_);
manager_.RemoveObserver(this);
}
void SubmitCompositorFrameWithResources(ResourceId* resource_ids,
size_t num_resource_ids) {
std::unique_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
for (size_t i = 0u; i < num_resource_ids; ++i) {
TransferableResource resource;
resource.id = resource_ids[i];
resource.mailbox_holder.texture_target = GL_TEXTURE_2D;
resource.mailbox_holder.sync_token = frame_sync_token_;
frame_data->resource_list.push_back(resource);
}
CompositorFrame frame;
frame.delegated_frame_data = std::move(frame_data);
factory_->SubmitCompositorFrame(local_frame_id_, std::move(frame),
SurfaceFactory::DrawCallback());
EXPECT_EQ(last_created_surface_id_.local_frame_id(), local_frame_id_);
}
void UnrefResources(ResourceId* ids_to_unref,
int* counts_to_unref,
size_t num_ids_to_unref) {
ReturnedResourceArray unref_array;
for (size_t i = 0; i < num_ids_to_unref; ++i) {
ReturnedResource resource;
resource.sync_token = consumer_sync_token_;
resource.id = ids_to_unref[i];
resource.count = counts_to_unref[i];
unref_array.push_back(resource);
}
factory_->UnrefResources(unref_array);
}
void CheckReturnedResourcesMatchExpected(ResourceId* expected_returned_ids,
int* expected_returned_counts,
size_t expected_resources,
gpu::SyncToken expected_sync_token) {
const ReturnedResourceArray& actual_resources =
client_.returned_resources();
ASSERT_EQ(expected_resources, actual_resources.size());
for (size_t i = 0; i < expected_resources; ++i) {
ReturnedResource resource = actual_resources[i];
EXPECT_EQ(expected_sync_token, resource.sync_token);
EXPECT_EQ(expected_returned_ids[i], resource.id);
EXPECT_EQ(expected_returned_counts[i], resource.count);
}
client_.clear_returned_resources();
}
void RefCurrentFrameResources() {
Surface* surface = manager_.GetSurfaceForId(
SurfaceId(factory_->frame_sink_id(), local_frame_id_));
factory_->RefResources(
surface->GetEligibleFrame().delegated_frame_data->resource_list);
}
protected:
SurfaceManager manager_;
TestSurfaceFactoryClient client_;
std::unique_ptr<SurfaceFactory> factory_;
LocalFrameId local_frame_id_;
SurfaceId last_created_surface_id_;
// This is the sync token submitted with the frame. It should never be
// returned to the client.
const gpu::SyncToken frame_sync_token_;
// This is the sync token returned by the consumer. It should always be
// returned to the client.
const gpu::SyncToken consumer_sync_token_;
};
// Tests submitting a frame with resources followed by one with no resources
// with no resource provider action in between.
TEST_F(SurfaceFactoryTest, ResourceLifetimeSimple) {
ResourceId first_frame_ids[] = {1, 2, 3};
SubmitCompositorFrameWithResources(first_frame_ids,
arraysize(first_frame_ids));
// All of the resources submitted in the first frame are still in use at this
// time by virtue of being in the pending frame, so none can be returned to
// the client yet.
EXPECT_EQ(0u, client_.returned_resources().size());
client_.clear_returned_resources();
// The second frame references no resources and thus should make all resources
// available to be returned.
SubmitCompositorFrameWithResources(NULL, 0);
ResourceId expected_returned_ids[] = {1, 2, 3};
int expected_returned_counts[] = {1, 1, 1};
// Resources were never consumed so no sync token should be set.
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), gpu::SyncToken());
}
// Tests submitting a frame with resources followed by one with no resources
// with the resource provider holding everything alive.
TEST_F(SurfaceFactoryTest, ResourceLifetimeSimpleWithProviderHoldingAlive) {
ResourceId first_frame_ids[] = {1, 2, 3};
SubmitCompositorFrameWithResources(first_frame_ids,
arraysize(first_frame_ids));
// All of the resources submitted in the first frame are still in use at this
// time by virtue of being in the pending frame, so none can be returned to
// the client yet.
EXPECT_EQ(0u, client_.returned_resources().size());
client_.clear_returned_resources();
// Hold on to everything.
RefCurrentFrameResources();
// The second frame references no resources and thus should make all resources
// available to be returned as soon as the resource provider releases them.
SubmitCompositorFrameWithResources(NULL, 0);
EXPECT_EQ(0u, client_.returned_resources().size());
client_.clear_returned_resources();
int release_counts[] = {1, 1, 1};
UnrefResources(first_frame_ids, release_counts, arraysize(first_frame_ids));
ResourceId expected_returned_ids[] = {1, 2, 3};
int expected_returned_counts[] = {1, 1, 1};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), consumer_sync_token_);
}
// Tests referencing a resource, unref'ing it to zero, then using it again
// before returning it to the client.
TEST_F(SurfaceFactoryTest, ResourceReusedBeforeReturn) {
ResourceId first_frame_ids[] = {7};
SubmitCompositorFrameWithResources(first_frame_ids,
arraysize(first_frame_ids));
// This removes all references to resource id 7.
SubmitCompositorFrameWithResources(NULL, 0);
// This references id 7 again.
SubmitCompositorFrameWithResources(first_frame_ids,
arraysize(first_frame_ids));
// This removes it again.
SubmitCompositorFrameWithResources(NULL, 0);
// Now it should be returned.
// We don't care how many entries are in the returned array for 7, so long as
// the total returned count matches the submitted count.
const ReturnedResourceArray& returned = client_.returned_resources();
size_t return_count = 0;
for (size_t i = 0; i < returned.size(); ++i) {
EXPECT_EQ(7u, returned[i].id);
return_count += returned[i].count;
}
EXPECT_EQ(2u, return_count);
}
// Tests having resources referenced multiple times, as if referenced by
// multiple providers.
TEST_F(SurfaceFactoryTest, ResourceRefMultipleTimes) {
ResourceId first_frame_ids[] = {3, 4};
SubmitCompositorFrameWithResources(first_frame_ids,
arraysize(first_frame_ids));
// Ref resources from the first frame twice.
RefCurrentFrameResources();
RefCurrentFrameResources();
ResourceId second_frame_ids[] = {4, 5};
SubmitCompositorFrameWithResources(second_frame_ids,
arraysize(second_frame_ids));
// Ref resources from the second frame 3 times.
RefCurrentFrameResources();
RefCurrentFrameResources();
RefCurrentFrameResources();
// Submit a frame with no resources to remove all current frame refs from
// submitted resources.
SubmitCompositorFrameWithResources(NULL, 0);
EXPECT_EQ(0u, client_.returned_resources().size());
client_.clear_returned_resources();
// Expected current refs:
// 3 -> 2
// 4 -> 2 + 3 = 5
// 5 -> 3
{
SCOPED_TRACE("unref all 3");
ResourceId ids_to_unref[] = {3, 4, 5};
int counts[] = {1, 1, 1};
UnrefResources(ids_to_unref, counts, arraysize(ids_to_unref));
EXPECT_EQ(0u, client_.returned_resources().size());
client_.clear_returned_resources();
UnrefResources(ids_to_unref, counts, arraysize(ids_to_unref));
ResourceId expected_returned_ids[] = {3};
int expected_returned_counts[] = {1};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), consumer_sync_token_);
}
// Expected refs remaining:
// 4 -> 3
// 5 -> 1
{
SCOPED_TRACE("unref 4 and 5");
ResourceId ids_to_unref[] = {4, 5};
int counts[] = {1, 1};
UnrefResources(ids_to_unref, counts, arraysize(ids_to_unref));
ResourceId expected_returned_ids[] = {5};
int expected_returned_counts[] = {1};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), consumer_sync_token_);
}
// Now, just 2 refs remaining on resource 4. Unref both at once and make sure
// the returned count is correct.
{
SCOPED_TRACE("unref only 4");
ResourceId ids_to_unref[] = {4};
int counts[] = {2};
UnrefResources(ids_to_unref, counts, arraysize(ids_to_unref));
ResourceId expected_returned_ids[] = {4};
int expected_returned_counts[] = {2};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), consumer_sync_token_);
}
}
TEST_F(SurfaceFactoryTest, ResourceLifetime) {
ResourceId first_frame_ids[] = {1, 2, 3};
SubmitCompositorFrameWithResources(first_frame_ids,
arraysize(first_frame_ids));
// All of the resources submitted in the first frame are still in use at this
// time by virtue of being in the pending frame, so none can be returned to
// the client yet.
EXPECT_EQ(0u, client_.returned_resources().size());
client_.clear_returned_resources();
// The second frame references some of the same resources, but some different
// ones. We expect to receive back resource 1 with a count of 1 since it was
// only referenced by the first frame.
ResourceId second_frame_ids[] = {2, 3, 4};
SubmitCompositorFrameWithResources(second_frame_ids,
arraysize(second_frame_ids));
{
SCOPED_TRACE("second frame");
ResourceId expected_returned_ids[] = {1};
int expected_returned_counts[] = {1};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), gpu::SyncToken());
}
// The third frame references a disjoint set of resources, so we expect to
// receive back all resources from the first and second frames. Resource IDs 2
// and 3 will have counts of 2, since they were used in both frames, and
// resource ID 4 will have a count of 1.
ResourceId third_frame_ids[] = {10, 11, 12, 13};
SubmitCompositorFrameWithResources(third_frame_ids,
arraysize(third_frame_ids));
{
SCOPED_TRACE("third frame");
ResourceId expected_returned_ids[] = {2, 3, 4};
int expected_returned_counts[] = {2, 2, 1};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), gpu::SyncToken());
}
// Simulate a ResourceProvider taking a ref on all of the resources.
RefCurrentFrameResources();
ResourceId fourth_frame_ids[] = {12, 13};
SubmitCompositorFrameWithResources(fourth_frame_ids,
arraysize(fourth_frame_ids));
EXPECT_EQ(0u, client_.returned_resources().size());
RefCurrentFrameResources();
// All resources are still being used by the external reference, so none can
// be returned to the client.
EXPECT_EQ(0u, client_.returned_resources().size());
// Release resources associated with the first RefCurrentFrameResources() call
// first.
{
ResourceId ids_to_unref[] = {10, 11, 12, 13};
int counts[] = {1, 1, 1, 1};
UnrefResources(ids_to_unref, counts, arraysize(ids_to_unref));
}
{
SCOPED_TRACE("fourth frame, first unref");
ResourceId expected_returned_ids[] = {10, 11};
int expected_returned_counts[] = {1, 1};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), consumer_sync_token_);
}
{
ResourceId ids_to_unref[] = {12, 13};
int counts[] = {1, 1};
UnrefResources(ids_to_unref, counts, arraysize(ids_to_unref));
}
// Resources 12 and 13 are still in use by the current frame, so they
// shouldn't be available to be returned.
EXPECT_EQ(0u, client_.returned_resources().size());
// If we submit an empty frame, however, they should become available.
SubmitCompositorFrameWithResources(NULL, 0u);
{
SCOPED_TRACE("fourth frame, second unref");
ResourceId expected_returned_ids[] = {12, 13};
int expected_returned_counts[] = {2, 2};
CheckReturnedResourcesMatchExpected(
expected_returned_ids, expected_returned_counts,
arraysize(expected_returned_counts), consumer_sync_token_);
}
}
TEST_F(SurfaceFactoryTest, BlankNoIndexIncrement) {
LocalFrameId local_frame_id(6, 0);
SurfaceId surface_id(kArbitraryFrameSinkId, local_frame_id);
factory_->Create(local_frame_id);
Surface* surface = manager_.GetSurfaceForId(surface_id);
ASSERT_NE(nullptr, surface);
EXPECT_EQ(2, surface->frame_index());
CompositorFrame frame;
frame.delegated_frame_data.reset(new DelegatedFrameData);
factory_->SubmitCompositorFrame(local_frame_id, std::move(frame),
SurfaceFactory::DrawCallback());
EXPECT_EQ(2, surface->frame_index());
EXPECT_EQ(last_created_surface_id().local_frame_id(), local_frame_id);
factory_->Destroy(local_frame_id);
}
void CreateSurfaceDrawCallback(SurfaceFactory* factory,
uint32_t* execute_count) {
LocalFrameId new_id(7, 0);
factory->Create(new_id);
factory->Destroy(new_id);
*execute_count += 1;
}
TEST_F(SurfaceFactoryTest, AddDuringDestroy) {
LocalFrameId local_frame_id(6, 0);
factory_->Create(local_frame_id);
CompositorFrame frame;
frame.delegated_frame_data.reset(new DelegatedFrameData);
uint32_t execute_count = 0;
factory_->SubmitCompositorFrame(
local_frame_id, std::move(frame),
base::Bind(&CreateSurfaceDrawCallback, base::Unretained(factory_.get()),
&execute_count));
EXPECT_EQ(0u, execute_count);
factory_->Destroy(local_frame_id);
EXPECT_EQ(1u, execute_count);
}
void DrawCallback(uint32_t* execute_count) {
*execute_count += 1;
}
// Tests doing a DestroyAll before shutting down the factory;
TEST_F(SurfaceFactoryTest, DestroyAll) {
LocalFrameId id(7, 0);
factory_->Create(id);
std::unique_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
TransferableResource resource;
resource.id = 1;
resource.mailbox_holder.texture_target = GL_TEXTURE_2D;
frame_data->resource_list.push_back(resource);
CompositorFrame frame;
frame.delegated_frame_data = std::move(frame_data);
uint32_t execute_count = 0;
factory_->SubmitCompositorFrame(id, std::move(frame),
base::Bind(&DrawCallback, &execute_count));
EXPECT_EQ(last_created_surface_id().local_frame_id(), id);
local_frame_id_ = LocalFrameId();
factory_->DestroyAll();
EXPECT_EQ(1u, execute_count);
}
TEST_F(SurfaceFactoryTest, DestroySequence) {
LocalFrameId local_frame_id2(5, 0);
SurfaceId id2(kArbitraryFrameSinkId, local_frame_id2);
factory_->Create(local_frame_id2);
manager_.RegisterFrameSinkId(kArbitraryFrameSinkId);
// Check that waiting before the sequence is satisfied works.
manager_.GetSurfaceForId(id2)->AddDestructionDependency(
SurfaceSequence(kArbitraryFrameSinkId, 4));
factory_->Destroy(local_frame_id2);
std::unique_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
CompositorFrame frame;
frame.metadata.satisfies_sequences.push_back(6);
frame.metadata.satisfies_sequences.push_back(4);
frame.delegated_frame_data = std::move(frame_data);
DCHECK(manager_.GetSurfaceForId(id2));
factory_->SubmitCompositorFrame(local_frame_id_, std::move(frame),
SurfaceFactory::DrawCallback());
EXPECT_EQ(last_created_surface_id().local_frame_id(), local_frame_id_);
DCHECK(!manager_.GetSurfaceForId(id2));
// Check that waiting after the sequence is satisfied works.
factory_->Create(local_frame_id2);
DCHECK(manager_.GetSurfaceForId(id2));
manager_.GetSurfaceForId(id2)->AddDestructionDependency(
SurfaceSequence(FrameSinkId(0, 0), 6));
factory_->Destroy(local_frame_id2);
DCHECK(!manager_.GetSurfaceForId(id2));
}
// Tests that Surface ID namespace invalidation correctly allows
// Sequences to be ignored.
TEST_F(SurfaceFactoryTest, InvalidFrameSinkId) {
FrameSinkId frame_sink_id(1234, 5678);
LocalFrameId local_frame_id(5, 0);
SurfaceId id(factory_->frame_sink_id(), local_frame_id);
factory_->Create(local_frame_id);
manager_.RegisterFrameSinkId(frame_sink_id);
manager_.GetSurfaceForId(id)->AddDestructionDependency(
SurfaceSequence(frame_sink_id, 4));
factory_->Destroy(local_frame_id);
// Verify the dependency has prevented the surface from getting destroyed.
EXPECT_TRUE(manager_.GetSurfaceForId(id));
manager_.InvalidateFrameSinkId(frame_sink_id);
// Verify that the invalidated namespace caused the unsatisfied sequence
// to be ignored.
EXPECT_FALSE(manager_.GetSurfaceForId(id));
}
TEST_F(SurfaceFactoryTest, DestroyCycle) {
LocalFrameId local_frame_id2(5, 0);
SurfaceId id2(kArbitraryFrameSinkId, local_frame_id2);
factory_->Create(local_frame_id2);
manager_.RegisterFrameSinkId(FrameSinkId(0, 0));
manager_.GetSurfaceForId(id2)->AddDestructionDependency(
SurfaceSequence(FrameSinkId(0, 0), 4));
// Give id2 a frame that references local_frame_id_.
{
std::unique_ptr<RenderPass> render_pass(RenderPass::Create());
std::unique_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
frame_data->render_pass_list.push_back(std::move(render_pass));
CompositorFrame frame;
frame.metadata.referenced_surfaces.push_back(
SurfaceId(factory_->frame_sink_id(), local_frame_id_));
frame.delegated_frame_data = std::move(frame_data);
factory_->SubmitCompositorFrame(local_frame_id2, std::move(frame),
SurfaceFactory::DrawCallback());
EXPECT_EQ(last_created_surface_id().local_frame_id(), local_frame_id2);
}
factory_->Destroy(local_frame_id2);
// Give local_frame_id_ a frame that references id2.
{
std::unique_ptr<RenderPass> render_pass(RenderPass::Create());
std::unique_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
frame_data->render_pass_list.push_back(std::move(render_pass));
CompositorFrame frame;
frame.metadata.referenced_surfaces.push_back(id2);
frame.delegated_frame_data = std::move(frame_data);
factory_->SubmitCompositorFrame(local_frame_id_, std::move(frame),
SurfaceFactory::DrawCallback());
EXPECT_EQ(last_created_surface_id().local_frame_id(), local_frame_id_);
}
factory_->Destroy(local_frame_id_);
EXPECT_TRUE(manager_.GetSurfaceForId(id2));
// local_frame_id_ should be retained by reference from id2.
EXPECT_TRUE(manager_.GetSurfaceForId(
SurfaceId(factory_->frame_sink_id(), local_frame_id_)));
// Satisfy last destruction dependency for id2.
std::vector<uint32_t> to_satisfy;
to_satisfy.push_back(4);
manager_.DidSatisfySequences(FrameSinkId(0, 0), &to_satisfy);
// id2 and local_frame_id_ are in a reference cycle that has no surface
// sequences holding on to it, so they should be destroyed.
EXPECT_TRUE(!manager_.GetSurfaceForId(id2));
EXPECT_TRUE(!manager_.GetSurfaceForId(
SurfaceId(factory_->frame_sink_id(), local_frame_id_)));
local_frame_id_ = LocalFrameId();
}
void CopyRequestTestCallback(bool* called,
std::unique_ptr<CopyOutputResult> result) {
*called = true;
}
TEST_F(SurfaceFactoryTest, DuplicateCopyRequest) {
{
std::unique_ptr<RenderPass> render_pass(RenderPass::Create());
std::unique_ptr<DelegatedFrameData> frame_data(new DelegatedFrameData);
frame_data->render_pass_list.push_back(std::move(render_pass));
CompositorFrame frame;
frame.metadata.referenced_surfaces.push_back(
SurfaceId(factory_->frame_sink_id(), local_frame_id_));
frame.delegated_frame_data = std::move(frame_data);
factory_->SubmitCompositorFrame(local_frame_id_, std::move(frame),
SurfaceFactory::DrawCallback());
EXPECT_EQ(last_created_surface_id().local_frame_id(), local_frame_id_);
}
void* source1 = &source1;
void* source2 = &source2;
bool called1 = false;
std::unique_ptr<CopyOutputRequest> request;
request = CopyOutputRequest::CreateRequest(
base::Bind(&CopyRequestTestCallback, &called1));
request->set_source(source1);
factory_->RequestCopyOfSurface(local_frame_id_, std::move(request));
EXPECT_FALSE(called1);
bool called2 = false;
request = CopyOutputRequest::CreateRequest(
base::Bind(&CopyRequestTestCallback, &called2));
request->set_source(source2);
factory_->RequestCopyOfSurface(local_frame_id_, std::move(request));
// Callbacks have different sources so neither should be called.
EXPECT_FALSE(called1);
EXPECT_FALSE(called2);
bool called3 = false;
request = CopyOutputRequest::CreateRequest(
base::Bind(&CopyRequestTestCallback, &called3));
request->set_source(source1);
factory_->RequestCopyOfSurface(local_frame_id_, std::move(request));
// Two callbacks are from source1, so the first should be called.
EXPECT_TRUE(called1);
EXPECT_FALSE(called2);
EXPECT_FALSE(called3);
factory_->Destroy(local_frame_id_);
local_frame_id_ = LocalFrameId();
EXPECT_TRUE(called1);
EXPECT_TRUE(called2);
EXPECT_TRUE(called3);
}
} // namespace
} // namespace cc