gpu/command_buffer/client/raster_implementation_gles_unittest.cc - chromium/src - Git at Google

 // Copyright (c) 2017 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 "gpu/command_buffer/client/raster_implementation_gles.h"

 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 #include <GLES2/gl2extchromium.h>
 #include <GLES3/gl3.h>
 #include <memory>
 #include <utility>
 #include <vector>

 #include "base/containers/flat_map.h"
 #include "cc/paint/display_item_list.h"
 #include "cc/paint/image_provider.h"
 #include "components/viz/common/resources/resource_format_utils.h"
 #include "gpu/GLES2/gl2extchromium.h"
 #include "gpu/command_buffer/client/client_test_helper.h"
 #include "gpu/command_buffer/client/context_support.h"
 #include "gpu/command_buffer/client/gles2_interface_stub.h"
 #include "gpu/command_buffer/common/capabilities.h"
 #include "gpu/command_buffer/common/gpu_memory_buffer_support.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/gpu/GrTypes.h"
 #include "ui/gfx/color_space.h"

 using testing::_;
 using testing::Gt;
 using testing::Le;
 using testing::Return;
 using testing::SetArgPointee;
 using testing::StrEq;

 namespace gpu {
 namespace raster {

 class RasterMockGLES2Interface : public gles2::GLES2InterfaceStub {
  public:
   // Command buffer Flush / Finish.
   MOCK_METHOD0(Finish, void());
   MOCK_METHOD0(Flush, void());
   MOCK_METHOD0(ShallowFlushCHROMIUM, void());
   MOCK_METHOD0(OrderingBarrierCHROMIUM, void());

   // SyncTokens.
   MOCK_METHOD1(GenSyncTokenCHROMIUM, void(GLbyte* sync_token));
   MOCK_METHOD1(GenUnverifiedSyncTokenCHROMIUM, void(GLbyte* sync_token));
   MOCK_METHOD2(VerifySyncTokensCHROMIUM,
                void(GLbyte** sync_tokens, GLsizei count));
   MOCK_METHOD1(WaitSyncTokenCHROMIUM, void(const GLbyte* sync_token));

   // Command buffer state.
   MOCK_METHOD0(GetError, GLenum());
   MOCK_METHOD0(GetGraphicsResetStatusKHR, GLenum());
   MOCK_METHOD2(GetIntegerv, void(GLenum pname, GLint* params));
   MOCK_METHOD2(LoseContextCHROMIUM, void(GLenum current, GLenum other));

   // Queries: GL_COMMANDS_ISSUED_CHROMIUM / GL_COMMANDS_COMPLETED_CHROMIUM.
   MOCK_METHOD2(GenQueriesEXT, void(GLsizei n, GLuint* queries));
   MOCK_METHOD2(DeleteQueriesEXT, void(GLsizei n, const GLuint* queries));
   MOCK_METHOD2(BeginQueryEXT, void(GLenum target, GLuint id));
   MOCK_METHOD1(EndQueryEXT, void(GLenum target));
   MOCK_METHOD3(GetQueryObjectuivEXT,
                void(GLuint id, GLenum pname, GLuint* params));

   // Texture objects.
   MOCK_METHOD2(GenTextures, void(GLsizei n, GLuint* textures));
   MOCK_METHOD2(DeleteTextures, void(GLsizei n, const GLuint* textures));
   MOCK_METHOD2(BindTexture, void(GLenum target, GLuint texture));
   MOCK_METHOD1(ActiveTexture, void(GLenum texture));
   MOCK_METHOD1(GenerateMipmap, void(GLenum target));
   MOCK_METHOD2(SetColorSpaceMetadataCHROMIUM,
                void(GLuint texture_id, GLColorSpace color_space));
   MOCK_METHOD3(TexParameteri, void(GLenum target, GLenum pname, GLint param));

   // Mailboxes.
   MOCK_METHOD2(ProduceTextureDirectCHROMIUM,
                void(GLuint texture, GLbyte* mailbox));
   MOCK_METHOD1(CreateAndConsumeTextureCHROMIUM, GLuint(const GLbyte* mailbox));

   // Image objects.
   MOCK_METHOD4(CreateImageCHROMIUM,
                GLuint(ClientBuffer buffer,
                       GLsizei width,
                       GLsizei height,
                       GLenum internalformat));
   MOCK_METHOD2(BindTexImage2DCHROMIUM, void(GLenum target, GLint imageId));
   MOCK_METHOD2(ReleaseTexImage2DCHROMIUM, void(GLenum target, GLint imageId));
   MOCK_METHOD1(DestroyImageCHROMIUM, void(GLuint image_id));

   // Texture allocation and copying.
   MOCK_METHOD9(TexImage2D,
                void(GLenum target,
                     GLint level,
                     GLint internalformat,
                     GLsizei width,
                     GLsizei height,
                     GLint border,
                     GLenum format,
                     GLenum type,
                     const void* pixels));
   MOCK_METHOD9(TexSubImage2D,
                void(GLenum target,
                     GLint level,
                     GLint xoffset,
                     GLint yoffset,
                     GLsizei width,
                     GLsizei height,
                     GLenum format,
                     GLenum type,
                     const void* pixels));
   MOCK_METHOD8(CompressedTexImage2D,
                void(GLenum target,
                     GLint level,
                     GLenum internalformat,
                     GLsizei width,
                     GLsizei height,
                     GLint border,
                     GLsizei imageSize,
                     const void* data));
   MOCK_METHOD5(TexStorage2DEXT,
                void(GLenum target,
                     GLsizei levels,
                     GLenum internalFormat,
                     GLsizei width,
                     GLsizei height));
   MOCK_METHOD5(TexStorage2DImageCHROMIUM,
                void(GLenum target,
                     GLenum internalFormat,
                     GLenum bufferUsage,
                     GLsizei width,
                     GLsizei height));

   // OOP-Raster
   MOCK_METHOD6(BeginRasterCHROMIUM,
                void(GLuint texture_id,
                     GLuint sk_color,
                     GLuint msaa_sample_count,
                     GLboolean can_use_lcd_text,
                     GLint color_type,
                     GLuint color_space_id));
   MOCK_METHOD2(RasterCHROMIUM, void(GLsizeiptr size, const void* list));
   MOCK_METHOD1(MapRasterCHROMIUM, void*(GLsizeiptr size));
   MOCK_METHOD1(UnmapRasterCHROMIUM, void(GLsizeiptr written));
   MOCK_METHOD0(EndRasterCHROMIUM, void());

   MOCK_METHOD2(PixelStorei, void(GLenum pname, GLint param));
   MOCK_METHOD2(TraceBeginCHROMIUM,
                void(const char* category_name, const char* trace_name));
   MOCK_METHOD0(TraceEndCHROMIUM, void());
 };

 class ContextSupportStub : public ContextSupport {
  public:
   ~ContextSupportStub() override = default;

   void FlushPendingWork() override {}
   void SignalSyncToken(const SyncToken& sync_token,
                        base::OnceClosure callback) override {}
   bool IsSyncTokenSignaled(const SyncToken& sync_token) override {
     return false;
   }
   void SignalQuery(uint32_t query, base::OnceClosure callback) override {}
   void GetGpuFence(uint32_t gpu_fence_id,
                    base::OnceCallback<void(std::unique_ptr<gfx::GpuFence>)>
                        callback) override {}
   void SetAggressivelyFreeResources(bool aggressively_free_resources) override {
   }

   void Swap(uint32_t flags,
             SwapCompletedCallback swap_completed,
             PresentationCallback presentation_callback) override {}
   void SwapWithBounds(const std::vector<gfx::Rect>& rects,
                       uint32_t flags,
                       SwapCompletedCallback swap_completed,
                       PresentationCallback presentation_callback) override {}
   void PartialSwapBuffers(const gfx::Rect& sub_buffer,
                           uint32_t flags,
                           SwapCompletedCallback swap_completed,
                           PresentationCallback presentation_callback) override {
   }
   void CommitOverlayPlanes(
       uint32_t flags,
       SwapCompletedCallback swap_completed,
       PresentationCallback presentation_callback) override {}
   void ScheduleOverlayPlane(int plane_z_order,
                             gfx::OverlayTransform plane_transform,
                             unsigned overlay_texture_id,
                             const gfx::Rect& display_bounds,
                             const gfx::RectF& uv_rect,
                             bool enable_blend,
                             unsigned gpu_fence_id) override {}
   uint64_t ShareGroupTracingGUID() const override { return 0; }
   void SetErrorMessageCallback(
       base::RepeatingCallback<void(const char*, int32_t)> callback) override {}
   bool ThreadSafeShallowLockDiscardableTexture(uint32_t texture_id) override {
     return true;
   }
   void CompleteLockDiscardableTexureOnContextThread(
       uint32_t texture_id) override {}
   bool ThreadsafeDiscardableTextureIsDeletedForTracing(
       uint32_t texture_id) override {
     return false;
   }
   void* MapTransferCacheEntry(uint32_t serialized_size) override {
     mapped_transfer_cache_entry_.reset(new char[serialized_size]);
     return mapped_transfer_cache_entry_.get();
   }
   void UnmapAndCreateTransferCacheEntry(uint32_t type, uint32_t id) override {
     mapped_transfer_cache_entry_.reset();
   }
   bool ThreadsafeLockTransferCacheEntry(uint32_t type, uint32_t id) override {
     return true;
   }
   void UnlockTransferCacheEntries(
       const std::vector<std::pair<uint32_t, uint32_t>>& entries) override {}
   void DeleteTransferCacheEntry(uint32_t type, uint32_t id) override {}
   unsigned int GetTransferBufferFreeSize() const override { return 0; }
   bool HasGrContextSupport() const override { return false; }
   void SetGrContext(GrContext* gr) override {}
   void WillCallGLFromSkia() override {}
   void DidCallGLFromSkia() override {}

  private:
   std::unique_ptr<char[]> mapped_transfer_cache_entry_;
 };

 class ImageProviderStub : public cc::ImageProvider {
  public:
   ~ImageProviderStub() override {}
   ScopedResult GetRasterContent(const cc::DrawImage& draw_image) override {
     return ScopedResult();
   }
 };

 class RasterImplementationGLESTest : public testing::Test {
  protected:
   RasterImplementationGLESTest() {}

   void SetUp() override {
     gl_ = std::make_unique<RasterMockGLES2Interface>();
     ri_ = std::make_unique<RasterImplementationGLES>(gl_.get());
   }

   void TearDown() override {}

   void ExpectBindTexture(GLenum target, GLuint texture_id) {
     if (bound_texture_ != texture_id) {
       bound_texture_ = texture_id;
       EXPECT_CALL(*gl_, BindTexture(target, texture_id)).Times(1);
     }
   }

   ContextSupportStub support_;
   std::unique_ptr<RasterMockGLES2Interface> gl_;
   std::unique_ptr<RasterImplementationGLES> ri_;

   GLuint bound_texture_ = 0;
 };

 TEST_F(RasterImplementationGLESTest, Finish) {
   EXPECT_CALL(*gl_, Finish()).Times(1);
   ri_->Finish();
 }

 TEST_F(RasterImplementationGLESTest, Flush) {
   EXPECT_CALL(*gl_, Flush()).Times(1);
   ri_->Flush();
 }

 TEST_F(RasterImplementationGLESTest, ShallowFlushCHROMIUM) {
   EXPECT_CALL(*gl_, ShallowFlushCHROMIUM()).Times(1);
   ri_->ShallowFlushCHROMIUM();
 }

 TEST_F(RasterImplementationGLESTest, OrderingBarrierCHROMIUM) {
   EXPECT_CALL(*gl_, OrderingBarrierCHROMIUM()).Times(1);
   ri_->OrderingBarrierCHROMIUM();
 }

 TEST_F(RasterImplementationGLESTest, GenUnverifiedSyncTokenCHROMIUM) {
   GLbyte sync_token_data[GL_SYNC_TOKEN_SIZE_CHROMIUM] = {};

   EXPECT_CALL(*gl_, GenUnverifiedSyncTokenCHROMIUM(sync_token_data)).Times(1);
   ri_->GenUnverifiedSyncTokenCHROMIUM(sync_token_data);
 }

 TEST_F(RasterImplementationGLESTest, VerifySyncTokensCHROMIUM) {
   const GLsizei kNumSyncTokens = 2;
   GLbyte sync_token_data[GL_SYNC_TOKEN_SIZE_CHROMIUM][kNumSyncTokens] = {};
   GLbyte* sync_tokens[2] = {sync_token_data[0], sync_token_data[1]};

   EXPECT_CALL(*gl_, VerifySyncTokensCHROMIUM(sync_tokens, kNumSyncTokens))
       .Times(1);
   ri_->VerifySyncTokensCHROMIUM(sync_tokens, kNumSyncTokens);
 }

 TEST_F(RasterImplementationGLESTest, WaitSyncTokenCHROMIUM) {
   GLbyte sync_token_data[GL_SYNC_TOKEN_SIZE_CHROMIUM] = {};

   EXPECT_CALL(*gl_, WaitSyncTokenCHROMIUM(sync_token_data)).Times(1);
   ri_->WaitSyncTokenCHROMIUM(sync_token_data);
 }

 TEST_F(RasterImplementationGLESTest, GetError) {
   const GLuint kGLInvalidOperation = GL_INVALID_OPERATION;

   EXPECT_CALL(*gl_, GetError()).WillOnce(Return(kGLInvalidOperation));
   GLenum error = ri_->GetError();
   EXPECT_EQ(kGLInvalidOperation, error);
 }

 TEST_F(RasterImplementationGLESTest, GetGraphicsResetStatusKHR) {
   const GLuint kGraphicsResetStatus = GL_UNKNOWN_CONTEXT_RESET_KHR;

   EXPECT_CALL(*gl_, GetGraphicsResetStatusKHR())
       .WillOnce(Return(kGraphicsResetStatus));
   GLenum status = ri_->GetGraphicsResetStatusKHR();
   EXPECT_EQ(kGraphicsResetStatus, status);
 }

 TEST_F(RasterImplementationGLESTest, LoseContextCHROMIUM) {
   const GLenum kCurrent = GL_GUILTY_CONTEXT_RESET_ARB;
   const GLenum kOther = GL_INNOCENT_CONTEXT_RESET_ARB;

   EXPECT_CALL(*gl_, LoseContextCHROMIUM(kCurrent, kOther)).Times(1);
   ri_->LoseContextCHROMIUM(kCurrent, kOther);
 }

 TEST_F(RasterImplementationGLESTest, GenQueriesEXT) {
   const GLsizei kNumQueries = 2;
   GLuint queries[kNumQueries] = {};

   EXPECT_CALL(*gl_, GenQueriesEXT(kNumQueries, queries)).Times(1);
   ri_->GenQueriesEXT(kNumQueries, queries);
 }

 TEST_F(RasterImplementationGLESTest, DeleteQueriesEXT) {
   const GLsizei kNumQueries = 2;
   GLuint queries[kNumQueries] = {2, 3};

   EXPECT_CALL(*gl_, DeleteQueriesEXT(kNumQueries, queries)).Times(1);
   ri_->DeleteQueriesEXT(kNumQueries, queries);
 }

 TEST_F(RasterImplementationGLESTest, BeginQueryEXT) {
   const GLsizei kQueryTarget = GL_COMMANDS_ISSUED_CHROMIUM;
   const GLuint kQueryId = 23;

   EXPECT_CALL(*gl_, BeginQueryEXT(kQueryTarget, kQueryId)).Times(1);
   ri_->BeginQueryEXT(kQueryTarget, kQueryId);
 }

 TEST_F(RasterImplementationGLESTest, EndQueryEXT) {
   const GLsizei kQueryTarget = GL_COMMANDS_ISSUED_CHROMIUM;

   EXPECT_CALL(*gl_, EndQueryEXT(kQueryTarget)).Times(1);
   ri_->EndQueryEXT(kQueryTarget);
 }

 TEST_F(RasterImplementationGLESTest, GetQueryObjectuivEXT) {
   const GLuint kQueryId = 23;
   const GLsizei kQueryParam = GL_QUERY_RESULT_AVAILABLE_EXT;
   GLuint result = 0;

   EXPECT_CALL(*gl_, GetQueryObjectuivEXT(kQueryId, kQueryParam, &result))
       .Times(1);
   ri_->GetQueryObjectuivEXT(kQueryId, kQueryParam, &result);
 }

 TEST_F(RasterImplementationGLESTest, DeleteGpuRasterTexture) {
   GLuint texture_id = 3;
   gpu::Mailbox mailbox;

   EXPECT_CALL(*gl_, CreateAndConsumeTextureCHROMIUM(mailbox.name))
       .WillOnce(Return(texture_id))
       .RetiresOnSaturation();

   EXPECT_EQ(texture_id, ri_->CreateAndConsumeForGpuRaster(mailbox.name));

   EXPECT_CALL(*gl_, DeleteTextures(1, _)).Times(1);
   ri_->DeleteGpuRasterTexture(texture_id);
 }

 TEST_F(RasterImplementationGLESTest, CreateAndConsumeForGpuRaster) {
   const GLuint kTextureId = 23;
   GLuint texture_id = 0;
   gpu::Mailbox mailbox;

   EXPECT_CALL(*gl_, CreateAndConsumeTextureCHROMIUM(mailbox.name))
       .WillOnce(Return(kTextureId));
   texture_id = ri_->CreateAndConsumeForGpuRaster(mailbox.name);
   EXPECT_EQ(kTextureId, texture_id);
 }

 TEST_F(RasterImplementationGLESTest, BeginGpuRaster) {
   EXPECT_CALL(*gl_, TraceBeginCHROMIUM(StrEq("BeginGpuRaster"),
                                        StrEq("GpuRasterization")))
       .Times(1);
   ri_->BeginGpuRaster();
 }

 TEST_F(RasterImplementationGLESTest, EndGpuRaster) {
   EXPECT_CALL(*gl_, PixelStorei(GL_UNPACK_ALIGNMENT, 4)).Times(1);
   EXPECT_CALL(*gl_, TraceEndCHROMIUM()).Times(1);
   ri_->EndGpuRaster();
 }

 }  // namespace raster
 }  // namespace gpu
	// Copyright (c) 2017 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 "gpu/command_buffer/client/raster_implementation_gles.h"

	#include <GLES2/gl2.h>
	#include <GLES2/gl2ext.h>
	#include <GLES2/gl2extchromium.h>
	#include <GLES3/gl3.h>
	#include <memory>
	#include <utility>
	#include <vector>

	#include "base/containers/flat_map.h"
	#include "cc/paint/display_item_list.h"
	#include "cc/paint/image_provider.h"
	#include "components/viz/common/resources/resource_format_utils.h"
	#include "gpu/GLES2/gl2extchromium.h"
	#include "gpu/command_buffer/client/client_test_helper.h"
	#include "gpu/command_buffer/client/context_support.h"
	#include "gpu/command_buffer/client/gles2_interface_stub.h"
	#include "gpu/command_buffer/common/capabilities.h"
	#include "gpu/command_buffer/common/gpu_memory_buffer_support.h"
	#include "gpu/command_buffer/common/mailbox.h"
	#include "testing/gmock/include/gmock/gmock.h"
	#include "testing/gtest/include/gtest/gtest.h"
	#include "third_party/skia/include/gpu/GrTypes.h"
	#include "ui/gfx/color_space.h"

	using testing::_;
	using testing::Gt;
	using testing::Le;
	using testing::Return;
	using testing::SetArgPointee;
	using testing::StrEq;

	namespace gpu {
	namespace raster {

	class RasterMockGLES2Interface : public gles2::GLES2InterfaceStub {
	public:
	// Command buffer Flush / Finish.
	MOCK_METHOD0(Finish, void());
	MOCK_METHOD0(Flush, void());
	MOCK_METHOD0(ShallowFlushCHROMIUM, void());
	MOCK_METHOD0(OrderingBarrierCHROMIUM, void());

	// SyncTokens.
	MOCK_METHOD1(GenSyncTokenCHROMIUM, void(GLbyte* sync_token));
	MOCK_METHOD1(GenUnverifiedSyncTokenCHROMIUM, void(GLbyte* sync_token));
	MOCK_METHOD2(VerifySyncTokensCHROMIUM,
	void(GLbyte** sync_tokens, GLsizei count));
	MOCK_METHOD1(WaitSyncTokenCHROMIUM, void(const GLbyte* sync_token));

	// Command buffer state.
	MOCK_METHOD0(GetError, GLenum());
	MOCK_METHOD0(GetGraphicsResetStatusKHR, GLenum());
	MOCK_METHOD2(GetIntegerv, void(GLenum pname, GLint* params));
	MOCK_METHOD2(LoseContextCHROMIUM, void(GLenum current, GLenum other));

	// Queries: GL_COMMANDS_ISSUED_CHROMIUM / GL_COMMANDS_COMPLETED_CHROMIUM.
	MOCK_METHOD2(GenQueriesEXT, void(GLsizei n, GLuint* queries));
	MOCK_METHOD2(DeleteQueriesEXT, void(GLsizei n, const GLuint* queries));
	MOCK_METHOD2(BeginQueryEXT, void(GLenum target, GLuint id));
	MOCK_METHOD1(EndQueryEXT, void(GLenum target));
	MOCK_METHOD3(GetQueryObjectuivEXT,
	void(GLuint id, GLenum pname, GLuint* params));

	// Texture objects.
	MOCK_METHOD2(GenTextures, void(GLsizei n, GLuint* textures));
	MOCK_METHOD2(DeleteTextures, void(GLsizei n, const GLuint* textures));
	MOCK_METHOD2(BindTexture, void(GLenum target, GLuint texture));
	MOCK_METHOD1(ActiveTexture, void(GLenum texture));
	MOCK_METHOD1(GenerateMipmap, void(GLenum target));
	MOCK_METHOD2(SetColorSpaceMetadataCHROMIUM,
	void(GLuint texture_id, GLColorSpace color_space));
	MOCK_METHOD3(TexParameteri, void(GLenum target, GLenum pname, GLint param));

	// Mailboxes.
	MOCK_METHOD2(ProduceTextureDirectCHROMIUM,
	void(GLuint texture, GLbyte* mailbox));
	MOCK_METHOD1(CreateAndConsumeTextureCHROMIUM, GLuint(const GLbyte* mailbox));

	// Image objects.
	MOCK_METHOD4(CreateImageCHROMIUM,
	GLuint(ClientBuffer buffer,
	GLsizei width,
	GLsizei height,
	GLenum internalformat));
	MOCK_METHOD2(BindTexImage2DCHROMIUM, void(GLenum target, GLint imageId));
	MOCK_METHOD2(ReleaseTexImage2DCHROMIUM, void(GLenum target, GLint imageId));
	MOCK_METHOD1(DestroyImageCHROMIUM, void(GLuint image_id));

	// Texture allocation and copying.
	MOCK_METHOD9(TexImage2D,
	void(GLenum target,
	GLint level,
	GLint internalformat,
	GLsizei width,
	GLsizei height,
	GLint border,
	GLenum format,
	GLenum type,
	const void* pixels));
	MOCK_METHOD9(TexSubImage2D,
	void(GLenum target,
	GLint level,
	GLint xoffset,
	GLint yoffset,
	GLsizei width,
	GLsizei height,
	GLenum format,
	GLenum type,
	const void* pixels));
	MOCK_METHOD8(CompressedTexImage2D,
	void(GLenum target,
	GLint level,
	GLenum internalformat,
	GLsizei width,
	GLsizei height,
	GLint border,
	GLsizei imageSize,
	const void* data));
	MOCK_METHOD5(TexStorage2DEXT,
	void(GLenum target,
	GLsizei levels,
	GLenum internalFormat,
	GLsizei width,
	GLsizei height));
	MOCK_METHOD5(TexStorage2DImageCHROMIUM,
	void(GLenum target,
	GLenum internalFormat,
	GLenum bufferUsage,
	GLsizei width,
	GLsizei height));

	// OOP-Raster
	MOCK_METHOD6(BeginRasterCHROMIUM,
	void(GLuint texture_id,
	GLuint sk_color,
	GLuint msaa_sample_count,
	GLboolean can_use_lcd_text,
	GLint color_type,
	GLuint color_space_id));
	MOCK_METHOD2(RasterCHROMIUM, void(GLsizeiptr size, const void* list));
	MOCK_METHOD1(MapRasterCHROMIUM, void*(GLsizeiptr size));
	MOCK_METHOD1(UnmapRasterCHROMIUM, void(GLsizeiptr written));
	MOCK_METHOD0(EndRasterCHROMIUM, void());

	MOCK_METHOD2(PixelStorei, void(GLenum pname, GLint param));
	MOCK_METHOD2(TraceBeginCHROMIUM,
	void(const char* category_name, const char* trace_name));
	MOCK_METHOD0(TraceEndCHROMIUM, void());
	};

	class ContextSupportStub : public ContextSupport {
	public:
	~ContextSupportStub() override = default;

	void FlushPendingWork() override {}
	void SignalSyncToken(const SyncToken& sync_token,
	base::OnceClosure callback) override {}
	bool IsSyncTokenSignaled(const SyncToken& sync_token) override {
	return false;
	}
	void SignalQuery(uint32_t query, base::OnceClosure callback) override {}
	void GetGpuFence(uint32_t gpu_fence_id,
	base::OnceCallback<void(std::unique_ptr<gfx::GpuFence>)>
	callback) override {}
	void SetAggressivelyFreeResources(bool aggressively_free_resources) override {
	}

	void Swap(uint32_t flags,
	SwapCompletedCallback swap_completed,
	PresentationCallback presentation_callback) override {}
	void SwapWithBounds(const std::vector<gfx::Rect>& rects,
	uint32_t flags,
	SwapCompletedCallback swap_completed,
	PresentationCallback presentation_callback) override {}
	void PartialSwapBuffers(const gfx::Rect& sub_buffer,
	uint32_t flags,
	SwapCompletedCallback swap_completed,
	PresentationCallback presentation_callback) override {
	}
	void CommitOverlayPlanes(
	uint32_t flags,
	SwapCompletedCallback swap_completed,
	PresentationCallback presentation_callback) override {}
	void ScheduleOverlayPlane(int plane_z_order,
	gfx::OverlayTransform plane_transform,
	unsigned overlay_texture_id,
	const gfx::Rect& display_bounds,
	const gfx::RectF& uv_rect,
	bool enable_blend,
	unsigned gpu_fence_id) override {}
	uint64_t ShareGroupTracingGUID() const override { return 0; }
	void SetErrorMessageCallback(
	base::RepeatingCallback<void(const char*, int32_t)> callback) override {}
	bool ThreadSafeShallowLockDiscardableTexture(uint32_t texture_id) override {
	return true;
	}
	void CompleteLockDiscardableTexureOnContextThread(
	uint32_t texture_id) override {}
	bool ThreadsafeDiscardableTextureIsDeletedForTracing(
	uint32_t texture_id) override {
	return false;
	}
	void* MapTransferCacheEntry(uint32_t serialized_size) override {
	mapped_transfer_cache_entry_.reset(new char[serialized_size]);
	return mapped_transfer_cache_entry_.get();
	}
	void UnmapAndCreateTransferCacheEntry(uint32_t type, uint32_t id) override {
	mapped_transfer_cache_entry_.reset();
	}
	bool ThreadsafeLockTransferCacheEntry(uint32_t type, uint32_t id) override {
	return true;
	}
	void UnlockTransferCacheEntries(
	const std::vector<std::pair<uint32_t, uint32_t>>& entries) override {}
	void DeleteTransferCacheEntry(uint32_t type, uint32_t id) override {}
	unsigned int GetTransferBufferFreeSize() const override { return 0; }
	bool HasGrContextSupport() const override { return false; }
	void SetGrContext(GrContext* gr) override {}
	void WillCallGLFromSkia() override {}
	void DidCallGLFromSkia() override {}

	private:
	std::unique_ptr<char[]> mapped_transfer_cache_entry_;
	};

	class ImageProviderStub : public cc::ImageProvider {
	public:
	~ImageProviderStub() override {}
	ScopedResult GetRasterContent(const cc::DrawImage& draw_image) override {
	return ScopedResult();
	}
	};

	class RasterImplementationGLESTest : public testing::Test {
	protected:
	RasterImplementationGLESTest() {}

	void SetUp() override {
	gl_ = std::make_unique<RasterMockGLES2Interface>();
	ri_ = std::make_unique<RasterImplementationGLES>(gl_.get());
	}

	void TearDown() override {}

	void ExpectBindTexture(GLenum target, GLuint texture_id) {
	if (bound_texture_ != texture_id) {
	bound_texture_ = texture_id;
	EXPECT_CALL(*gl_, BindTexture(target, texture_id)).Times(1);
	}
	}

	ContextSupportStub support_;
	std::unique_ptr<RasterMockGLES2Interface> gl_;
	std::unique_ptr<RasterImplementationGLES> ri_;

	GLuint bound_texture_ = 0;
	};

	TEST_F(RasterImplementationGLESTest, Finish) {
	EXPECT_CALL(*gl_, Finish()).Times(1);
	ri_->Finish();
	}

	TEST_F(RasterImplementationGLESTest, Flush) {
	EXPECT_CALL(*gl_, Flush()).Times(1);
	ri_->Flush();
	}

	TEST_F(RasterImplementationGLESTest, ShallowFlushCHROMIUM) {
	EXPECT_CALL(*gl_, ShallowFlushCHROMIUM()).Times(1);
	ri_->ShallowFlushCHROMIUM();
	}

	TEST_F(RasterImplementationGLESTest, OrderingBarrierCHROMIUM) {
	EXPECT_CALL(*gl_, OrderingBarrierCHROMIUM()).Times(1);
	ri_->OrderingBarrierCHROMIUM();
	}

	TEST_F(RasterImplementationGLESTest, GenUnverifiedSyncTokenCHROMIUM) {
	GLbyte sync_token_data[GL_SYNC_TOKEN_SIZE_CHROMIUM] = {};

	EXPECT_CALL(*gl_, GenUnverifiedSyncTokenCHROMIUM(sync_token_data)).Times(1);
	ri_->GenUnverifiedSyncTokenCHROMIUM(sync_token_data);
	}

	TEST_F(RasterImplementationGLESTest, VerifySyncTokensCHROMIUM) {
	const GLsizei kNumSyncTokens = 2;
	GLbyte sync_token_data[GL_SYNC_TOKEN_SIZE_CHROMIUM][kNumSyncTokens] = {};
	GLbyte* sync_tokens[2] = {sync_token_data[0], sync_token_data[1]};

	EXPECT_CALL(*gl_, VerifySyncTokensCHROMIUM(sync_tokens, kNumSyncTokens))
	.Times(1);
	ri_->VerifySyncTokensCHROMIUM(sync_tokens, kNumSyncTokens);
	}

	TEST_F(RasterImplementationGLESTest, WaitSyncTokenCHROMIUM) {
	GLbyte sync_token_data[GL_SYNC_TOKEN_SIZE_CHROMIUM] = {};

	EXPECT_CALL(*gl_, WaitSyncTokenCHROMIUM(sync_token_data)).Times(1);
	ri_->WaitSyncTokenCHROMIUM(sync_token_data);
	}

	TEST_F(RasterImplementationGLESTest, GetError) {
	const GLuint kGLInvalidOperation = GL_INVALID_OPERATION;

	EXPECT_CALL(*gl_, GetError()).WillOnce(Return(kGLInvalidOperation));
	GLenum error = ri_->GetError();
	EXPECT_EQ(kGLInvalidOperation, error);
	}

	TEST_F(RasterImplementationGLESTest, GetGraphicsResetStatusKHR) {
	const GLuint kGraphicsResetStatus = GL_UNKNOWN_CONTEXT_RESET_KHR;

	EXPECT_CALL(*gl_, GetGraphicsResetStatusKHR())
	.WillOnce(Return(kGraphicsResetStatus));
	GLenum status = ri_->GetGraphicsResetStatusKHR();
	EXPECT_EQ(kGraphicsResetStatus, status);
	}

	TEST_F(RasterImplementationGLESTest, LoseContextCHROMIUM) {
	const GLenum kCurrent = GL_GUILTY_CONTEXT_RESET_ARB;
	const GLenum kOther = GL_INNOCENT_CONTEXT_RESET_ARB;

	EXPECT_CALL(*gl_, LoseContextCHROMIUM(kCurrent, kOther)).Times(1);
	ri_->LoseContextCHROMIUM(kCurrent, kOther);
	}

	TEST_F(RasterImplementationGLESTest, GenQueriesEXT) {
	const GLsizei kNumQueries = 2;
	GLuint queries[kNumQueries] = {};

	EXPECT_CALL(*gl_, GenQueriesEXT(kNumQueries, queries)).Times(1);
	ri_->GenQueriesEXT(kNumQueries, queries);
	}

	TEST_F(RasterImplementationGLESTest, DeleteQueriesEXT) {
	const GLsizei kNumQueries = 2;
	GLuint queries[kNumQueries] = {2, 3};

	EXPECT_CALL(*gl_, DeleteQueriesEXT(kNumQueries, queries)).Times(1);
	ri_->DeleteQueriesEXT(kNumQueries, queries);
	}

	TEST_F(RasterImplementationGLESTest, BeginQueryEXT) {
	const GLsizei kQueryTarget = GL_COMMANDS_ISSUED_CHROMIUM;
	const GLuint kQueryId = 23;

	EXPECT_CALL(*gl_, BeginQueryEXT(kQueryTarget, kQueryId)).Times(1);
	ri_->BeginQueryEXT(kQueryTarget, kQueryId);
	}

	TEST_F(RasterImplementationGLESTest, EndQueryEXT) {
	const GLsizei kQueryTarget = GL_COMMANDS_ISSUED_CHROMIUM;

	EXPECT_CALL(*gl_, EndQueryEXT(kQueryTarget)).Times(1);
	ri_->EndQueryEXT(kQueryTarget);
	}

	TEST_F(RasterImplementationGLESTest, GetQueryObjectuivEXT) {
	const GLuint kQueryId = 23;
	const GLsizei kQueryParam = GL_QUERY_RESULT_AVAILABLE_EXT;
	GLuint result = 0;

	EXPECT_CALL(*gl_, GetQueryObjectuivEXT(kQueryId, kQueryParam, &result))
	.Times(1);
	ri_->GetQueryObjectuivEXT(kQueryId, kQueryParam, &result);
	}

	TEST_F(RasterImplementationGLESTest, DeleteGpuRasterTexture) {
	GLuint texture_id = 3;
	gpu::Mailbox mailbox;

	EXPECT_CALL(*gl_, CreateAndConsumeTextureCHROMIUM(mailbox.name))
	.WillOnce(Return(texture_id))
	.RetiresOnSaturation();

	EXPECT_EQ(texture_id, ri_->CreateAndConsumeForGpuRaster(mailbox.name));

	EXPECT_CALL(*gl_, DeleteTextures(1, _)).Times(1);
	ri_->DeleteGpuRasterTexture(texture_id);
	}

	TEST_F(RasterImplementationGLESTest, CreateAndConsumeForGpuRaster) {
	const GLuint kTextureId = 23;
	GLuint texture_id = 0;
	gpu::Mailbox mailbox;

	EXPECT_CALL(*gl_, CreateAndConsumeTextureCHROMIUM(mailbox.name))
	.WillOnce(Return(kTextureId));
	texture_id = ri_->CreateAndConsumeForGpuRaster(mailbox.name);
	EXPECT_EQ(kTextureId, texture_id);
	}

	TEST_F(RasterImplementationGLESTest, BeginGpuRaster) {
	EXPECT_CALL(*gl_, TraceBeginCHROMIUM(StrEq("BeginGpuRaster"),
	StrEq("GpuRasterization")))
	.Times(1);
	ri_->BeginGpuRaster();
	}

	TEST_F(RasterImplementationGLESTest, EndGpuRaster) {
	EXPECT_CALL(*gl_, PixelStorei(GL_UNPACK_ALIGNMENT, 4)).Times(1);
	EXPECT_CALL(*gl_, TraceEndCHROMIUM()).Times(1);
	ri_->EndGpuRaster();
	}

	} // namespace raster
	} // namespace gpu