blob: 4f0a1e10f1ecbf84420921c77a724b20acd3c264 [file] [log] [blame]
// Copyright 2013 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/output/output_surface.h"
#include "base/memory/ptr_util.h"
#include "base/test/test_simple_task_runner.h"
#include "cc/output/managed_memory_policy.h"
#include "cc/output/output_surface_client.h"
#include "cc/output/software_output_device.h"
#include "cc/test/begin_frame_args_test.h"
#include "cc/test/fake_output_surface.h"
#include "cc/test/fake_output_surface_client.h"
#include "cc/test/test_context_provider.h"
#include "cc/test/test_web_graphics_context_3d.h"
#include "gpu/GLES2/gl2extchromium.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cc {
namespace {
class TestOutputSurface : public OutputSurface {
public:
explicit TestOutputSurface(
scoped_refptr<TestContextProvider> context_provider)
: OutputSurface(std::move(context_provider), nullptr, nullptr) {}
TestOutputSurface(scoped_refptr<TestContextProvider> context_provider,
scoped_refptr<TestContextProvider> worker_context_provider)
: OutputSurface(std::move(context_provider),
std::move(worker_context_provider),
nullptr) {}
explicit TestOutputSurface(
std::unique_ptr<SoftwareOutputDevice> software_device)
: OutputSurface(nullptr, nullptr, std::move(software_device)) {}
TestOutputSurface(scoped_refptr<TestContextProvider> context_provider,
std::unique_ptr<SoftwareOutputDevice> software_device)
: OutputSurface(std::move(context_provider),
nullptr,
std::move(software_device)) {}
void SwapBuffers(CompositorFrame frame) override {
client_->DidSwapBuffers();
client_->DidSwapBuffersComplete();
}
uint32_t GetFramebufferCopyTextureFormat() override {
// TestContextProvider has no real framebuffer, just use RGB.
return GL_RGB;
}
void DidSwapBuffersForTesting() { client_->DidSwapBuffers(); }
void OnSwapBuffersCompleteForTesting() { client_->DidSwapBuffersComplete(); }
protected:
};
class TestSoftwareOutputDevice : public SoftwareOutputDevice {
public:
TestSoftwareOutputDevice();
~TestSoftwareOutputDevice() override;
// Overriden from cc:SoftwareOutputDevice
void DiscardBackbuffer() override;
void EnsureBackbuffer() override;
int discard_backbuffer_count() { return discard_backbuffer_count_; }
int ensure_backbuffer_count() { return ensure_backbuffer_count_; }
private:
int discard_backbuffer_count_;
int ensure_backbuffer_count_;
};
TestSoftwareOutputDevice::TestSoftwareOutputDevice()
: discard_backbuffer_count_(0), ensure_backbuffer_count_(0) {}
TestSoftwareOutputDevice::~TestSoftwareOutputDevice() {}
void TestSoftwareOutputDevice::DiscardBackbuffer() {
SoftwareOutputDevice::DiscardBackbuffer();
discard_backbuffer_count_++;
}
void TestSoftwareOutputDevice::EnsureBackbuffer() {
SoftwareOutputDevice::EnsureBackbuffer();
ensure_backbuffer_count_++;
}
TEST(OutputSurfaceTest, ClientPointerIndicatesBindToClientSuccess) {
scoped_refptr<TestContextProvider> provider = TestContextProvider::Create();
TestOutputSurface output_surface(provider);
EXPECT_FALSE(output_surface.HasClient());
FakeOutputSurfaceClient client;
EXPECT_TRUE(output_surface.BindToClient(&client));
EXPECT_TRUE(output_surface.HasClient());
// Verify DidLoseOutputSurface callback is hooked up correctly.
EXPECT_FALSE(client.did_lose_output_surface_called());
output_surface.context_provider()->ContextGL()->LoseContextCHROMIUM(
GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB);
output_surface.context_provider()->ContextGL()->Flush();
EXPECT_TRUE(client.did_lose_output_surface_called());
}
TEST(OutputSurfaceTest, ClientPointerIndicatesWorkerBindToClientSuccess) {
scoped_refptr<TestContextProvider> provider = TestContextProvider::Create();
scoped_refptr<TestContextProvider> worker_provider =
TestContextProvider::Create();
TestOutputSurface output_surface(provider, worker_provider);
EXPECT_FALSE(output_surface.HasClient());
FakeOutputSurfaceClient client;
EXPECT_TRUE(output_surface.BindToClient(&client));
EXPECT_TRUE(output_surface.HasClient());
// Verify DidLoseOutputSurface callback is hooked up correctly.
EXPECT_FALSE(client.did_lose_output_surface_called());
output_surface.context_provider()->ContextGL()->LoseContextCHROMIUM(
GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB);
output_surface.context_provider()->ContextGL()->Flush();
EXPECT_TRUE(client.did_lose_output_surface_called());
}
// TODO(danakj): Add a test for worker context failure as well when
// OutputSurface creates/binds it.
TEST(OutputSurfaceTest, ClientPointerIndicatesBindToClientFailure) {
scoped_refptr<TestContextProvider> context_provider =
TestContextProvider::Create();
// Lose the context so BindToClient fails.
context_provider->UnboundTestContext3d()->set_context_lost(true);
TestOutputSurface output_surface(context_provider);
EXPECT_FALSE(output_surface.HasClient());
FakeOutputSurfaceClient client;
EXPECT_FALSE(output_surface.BindToClient(&client));
EXPECT_FALSE(output_surface.HasClient());
}
TEST(OutputSurfaceTest, SoftwareOutputDeviceBackbufferManagement) {
TestSoftwareOutputDevice* software_output_device =
new TestSoftwareOutputDevice();
// TestOutputSurface now owns software_output_device and has responsibility to
// free it.
TestOutputSurface output_surface(base::WrapUnique(software_output_device));
EXPECT_EQ(0, software_output_device->ensure_backbuffer_count());
EXPECT_EQ(0, software_output_device->discard_backbuffer_count());
output_surface.EnsureBackbuffer();
EXPECT_EQ(1, software_output_device->ensure_backbuffer_count());
EXPECT_EQ(0, software_output_device->discard_backbuffer_count());
output_surface.DiscardBackbuffer();
EXPECT_EQ(1, software_output_device->ensure_backbuffer_count());
EXPECT_EQ(1, software_output_device->discard_backbuffer_count());
}
} // namespace
} // namespace cc