gpu/command_buffer/service/gles2_cmd_decoder_unittest

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This source file includes following definitions.
client_vertexarray_id_
SetUp
AddExpectationsForVertexAttribManager
lose_context_when_out_of_memory
InitDecoder
InitDecoderWithCommandLine
ResetDecoder
TearDown
ExpectEnableDisable
GetGLError
DoCreateShader
DoIsShader
DoDeleteShader
DoCreateProgram
DoIsProgram
DoDeleteProgram
SetBucketAsCString
SetupClearTextureExpectations
SetupExpectationsForFramebufferClearing
SetupExpectationsForRestoreClearState
SetupExpectationsForFramebufferClearingMulti
SetupShaderForUniform
DoBindBuffer
DoIsBuffer
DoDeleteBuffer
SetupExpectationsForApplyingDirtyState
SetupExpectationsForApplyingDefaultDirtyState
DoBindFramebuffer
DoIsFramebuffer
DoDeleteFramebuffer
DoBindRenderbuffer
DoIsRenderbuffer
DoDeleteRenderbuffer
DoBindTexture
DoIsTexture
DoDeleteTexture
DoTexImage2D
DoTexImage2DConvertInternalFormat
DoCompressedTexImage2D
DoRenderbufferStorage
DoFramebufferTexture2D
DoFramebufferRenderbuffer
DoVertexAttribPointer
DoVertexAttribDivisorANGLE
AddExpectationsForGenVertexArraysOES
AddExpectationsForDeleteVertexArraysOES
AddExpectationsForBindVertexArrayOES
AddExpectationsForRestoreAttribState
SetupDefaultProgram
SetupCubemapProgram
SetupSamplerExternalProgram
TearDown
SetupShader
DoEnableVertexAttribArray
DoBufferData
DoBufferSubData
SetupVertexBuffer
SetupAllNeededVertexBuffers
SetupIndexBuffer
SetupTexture
DeleteVertexBuffer
DeleteIndexBuffer
AddExpectationsForSimulatedAttrib0WithError
AddExpectationsForSimulatedAttrib0
MockCommandBufferEngine
MockCommandBufferEngine
GetSharedMemoryBuffer
set_token
SetGetBuffer
SetGetOffset
GetGetOffset
SetUp
// Copyright (c) 2012 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/service/gles2_cmd_decoder_unittest_base.h"

#include <algorithm>
#include <string>
#include <vector>

#include "base/strings/string_number_conversions.h"
#include "base/strings/string_split.h"
#include "gpu/command_buffer/common/gles2_cmd_format.h"
#include "gpu/command_buffer/common/gles2_cmd_utils.h"
#include "gpu/command_buffer/service/cmd_buffer_engine.h"
#include "gpu/command_buffer/service/context_group.h"
#include "gpu/command_buffer/service/logger.h"
#include "gpu/command_buffer/service/program_manager.h"
#include "gpu/command_buffer/service/test_helper.h"
#include "gpu/command_buffer/service/vertex_attrib_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gl/gl_implementation.h"
#include "ui/gl/gl_mock.h"
#include "ui/gl/gl_surface.h"

using ::gfx::MockGLInterface;
using ::testing::_;
using ::testing::DoAll;
using ::testing::InSequence;
using ::testing::MatcherCast;
using ::testing::Pointee;
using ::testing::Return;
using ::testing::SetArrayArgument;
using ::testing::SetArgPointee;
using ::testing::SetArgumentPointee;
using ::testing::StrEq;
using ::testing::StrictMock;

namespace gpu {
namespace gles2 {

GLES2DecoderTestBase::GLES2DecoderTestBase()
    : surface_(NULL),
      context_(NULL),
      memory_tracker_(NULL),
      client_buffer_id_(100),
      client_framebuffer_id_(101),
      client_program_id_(102),
      client_renderbuffer_id_(103),
      client_shader_id_(104),
      client_texture_id_(106),
      client_element_buffer_id_(107),
      client_vertex_shader_id_(121),
      client_fragment_shader_id_(122),
      client_query_id_(123),
      client_vertexarray_id_(124) {
  memset(immediate_buffer_, 0xEE, sizeof(immediate_buffer_));
}

GLES2DecoderTestBase::~GLES2DecoderTestBase() {}

void GLES2DecoderTestBase::SetUp() {
  InitState init;
  init.gl_version = "3.0";
  init.has_alpha = true;
  init.has_depth = true;
  init.request_alpha = true;
  init.request_depth = true;
  init.bind_generates_resource = true;
  InitDecoder(init);
}

void GLES2DecoderTestBase::AddExpectationsForVertexAttribManager() {
  for (GLint ii = 0; ii < kNumVertexAttribs; ++ii) {
    EXPECT_CALL(*gl_, VertexAttrib4f(ii, 0.0f, 0.0f, 0.0f, 1.0f))
        .Times(1)
        .RetiresOnSaturation();
  }
}

GLES2DecoderTestBase::InitState::InitState()
    : has_alpha(false),
      has_depth(false),
      has_stencil(false),
      request_alpha(false),
      request_depth(false),
      request_stencil(false),
      bind_generates_resource(false),
      lose_context_when_out_of_memory(false) {}

void GLES2DecoderTestBase::InitDecoder(const InitState& init) {
  InitDecoderWithCommandLine(init, NULL);
}

void GLES2DecoderTestBase::InitDecoderWithCommandLine(
    const InitState& init,
    const base::CommandLine* command_line) {
  Framebuffer::ClearFramebufferCompleteComboMap();

  gfx::SetGLGetProcAddressProc(gfx::MockGLInterface::GetGLProcAddress);
  gfx::GLSurface::InitializeOneOffWithMockBindingsForTests();

  gl_.reset(new StrictMock<MockGLInterface>());
  ::gfx::MockGLInterface::SetGLInterface(gl_.get());

  // Only create stream texture manager if extension is requested.
  std::vector<std::string> list;
  base::SplitString(init.extensions, ' ', &list);
  scoped_refptr<FeatureInfo> feature_info;
  if (command_line)
    feature_info = new FeatureInfo(*command_line);
  group_ = scoped_refptr<ContextGroup>(
      new ContextGroup(NULL,
                       NULL,
                       memory_tracker_,
                       new ShaderTranslatorCache,
                       feature_info.get(),
                       init.bind_generates_resource));

  InSequence sequence;

  surface_ = new gfx::GLSurfaceStub;
  surface_->SetSize(gfx::Size(kBackBufferWidth, kBackBufferHeight));

  // Context needs to be created before initializing ContextGroup, which will
  // in turn initialize FeatureInfo, which needs a context to determine
  // extension support.
  context_ = new gfx::GLContextStubWithExtensions;
  context_->AddExtensionsString(init.extensions.c_str());
  context_->SetGLVersionString(init.gl_version.c_str());

  context_->MakeCurrent(surface_.get());
  gfx::GLSurface::InitializeDynamicMockBindingsForTests(context_);

  TestHelper::SetupContextGroupInitExpectations(gl_.get(),
                                                DisallowedFeatures(),
                                                init.extensions.c_str(),
                                                init.gl_version.c_str());

  // We initialize the ContextGroup with a MockGLES2Decoder so that
  // we can use the ContextGroup to figure out how the real GLES2Decoder
  // will initialize itself.
  mock_decoder_.reset(new MockGLES2Decoder());
  EXPECT_TRUE(
      group_->Initialize(mock_decoder_.get(), DisallowedFeatures()));

  if (group_->feature_info()->workarounds().init_vertex_attributes)
    AddExpectationsForVertexAttribManager();

  AddExpectationsForBindVertexArrayOES();

  EXPECT_CALL(*gl_, EnableVertexAttribArray(0))
      .Times(1)
      .RetiresOnSaturation();
  static GLuint attrib_0_id[] = {
    kServiceAttrib0BufferId,
  };
  static GLuint fixed_attrib_buffer_id[] = {
    kServiceFixedAttribBufferId,
  };
  EXPECT_CALL(*gl_, GenBuffersARB(arraysize(attrib_0_id), _))
      .WillOnce(SetArrayArgument<1>(attrib_0_id,
                                    attrib_0_id + arraysize(attrib_0_id)))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, kServiceAttrib0BufferId))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, VertexAttribPointer(0, 1, GL_FLOAT, GL_FALSE, 0, NULL))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, 0))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GenBuffersARB(arraysize(fixed_attrib_buffer_id), _))
      .WillOnce(SetArrayArgument<1>(
          fixed_attrib_buffer_id,
          fixed_attrib_buffer_id + arraysize(fixed_attrib_buffer_id)))
      .RetiresOnSaturation();

  for (GLint tt = 0; tt < TestHelper::kNumTextureUnits; ++tt) {
    EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0 + tt))
        .Times(1)
        .RetiresOnSaturation();
    if (group_->feature_info()->feature_flags().oes_egl_image_external) {
      EXPECT_CALL(*gl_, BindTexture(
              GL_TEXTURE_EXTERNAL_OES,
              TestHelper::kServiceDefaultExternalTextureId))
          .Times(1)
          .RetiresOnSaturation();
    }
    if (group_->feature_info()->feature_flags().arb_texture_rectangle) {
      EXPECT_CALL(*gl_, BindTexture(
              GL_TEXTURE_RECTANGLE_ARB,
              TestHelper::kServiceDefaultRectangleTextureId))
          .Times(1)
          .RetiresOnSaturation();
    }
    EXPECT_CALL(*gl_, BindTexture(
        GL_TEXTURE_CUBE_MAP, TestHelper::kServiceDefaultTextureCubemapId))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, BindTexture(
        GL_TEXTURE_2D, TestHelper::kServiceDefaultTexture2dId))
        .Times(1)
        .RetiresOnSaturation();
  }
  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0))
      .Times(1)
      .RetiresOnSaturation();

  EXPECT_CALL(*gl_, BindFramebufferEXT(GL_FRAMEBUFFER, 0))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetIntegerv(GL_ALPHA_BITS, _))
      .WillOnce(SetArgumentPointee<1>(init.has_alpha ? 8 : 0))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetIntegerv(GL_DEPTH_BITS, _))
      .WillOnce(SetArgumentPointee<1>(init.has_depth ? 24 : 0))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetIntegerv(GL_STENCIL_BITS, _))
      .WillOnce(SetArgumentPointee<1>(init.has_stencil ? 8 : 0))
      .RetiresOnSaturation();

  EXPECT_CALL(*gl_, Enable(GL_VERTEX_PROGRAM_POINT_SIZE))
      .Times(1)
      .RetiresOnSaturation();

  EXPECT_CALL(*gl_, Enable(GL_POINT_SPRITE))
      .Times(1)
      .RetiresOnSaturation();

  static GLint max_viewport_dims[] = {
    kMaxViewportWidth,
    kMaxViewportHeight
  };
  EXPECT_CALL(*gl_, GetIntegerv(GL_MAX_VIEWPORT_DIMS, _))
      .WillOnce(SetArrayArgument<1>(
          max_viewport_dims, max_viewport_dims + arraysize(max_viewport_dims)))
      .RetiresOnSaturation();

  SetupInitCapabilitiesExpectations();
  SetupInitStateExpectations();

  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0))
      .Times(1)
      .RetiresOnSaturation();

  EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, 0))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BindFramebufferEXT(GL_FRAMEBUFFER, 0))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BindRenderbufferEXT(GL_RENDERBUFFER, 0))
      .Times(1)
      .RetiresOnSaturation();

  // TODO(boliu): Remove OS_ANDROID once crbug.com/259023 is fixed and the
  // workaround has been reverted.
#if !defined(OS_ANDROID)
  EXPECT_CALL(*gl_, Clear(
      GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT))
      .Times(1)
      .RetiresOnSaturation();
#endif

  engine_.reset(new StrictMock<MockCommandBufferEngine>());
  scoped_refptr<gpu::Buffer> buffer =
      engine_->GetSharedMemoryBuffer(kSharedMemoryId);
  shared_memory_offset_ = kSharedMemoryOffset;
  shared_memory_address_ =
      reinterpret_cast<int8*>(buffer->memory()) + shared_memory_offset_;
  shared_memory_id_ = kSharedMemoryId;
  shared_memory_base_ = buffer->memory();

  static const int32 kLoseContextWhenOutOfMemory = 0x10003;

  int32 attributes[] = {EGL_ALPHA_SIZE,
                        init.request_alpha ? 8 : 0,
                        EGL_DEPTH_SIZE,
                        init.request_depth ? 24 : 0,
                        EGL_STENCIL_SIZE,
                        init.request_stencil ? 8 : 0,
                        kLoseContextWhenOutOfMemory,
                        init.lose_context_when_out_of_memory ? 1 : 0, };
  std::vector<int32> attribs(attributes, attributes + arraysize(attributes));

  decoder_.reset(GLES2Decoder::Create(group_.get()));
  decoder_->GetLogger()->set_log_synthesized_gl_errors(false);
  decoder_->Initialize(surface_,
                       context_,
                       false,
                       surface_->GetSize(),
                       DisallowedFeatures(),
                       attribs);
  decoder_->MakeCurrent();
  decoder_->set_engine(engine_.get());
  decoder_->BeginDecoding();

  EXPECT_CALL(*gl_, GenBuffersARB(_, _))
      .WillOnce(SetArgumentPointee<1>(kServiceBufferId))
      .RetiresOnSaturation();
  GenHelper<cmds::GenBuffersImmediate>(client_buffer_id_);
  EXPECT_CALL(*gl_, GenFramebuffersEXT(_, _))
      .WillOnce(SetArgumentPointee<1>(kServiceFramebufferId))
      .RetiresOnSaturation();
  GenHelper<cmds::GenFramebuffersImmediate>(client_framebuffer_id_);
  EXPECT_CALL(*gl_, GenRenderbuffersEXT(_, _))
      .WillOnce(SetArgumentPointee<1>(kServiceRenderbufferId))
      .RetiresOnSaturation();
  GenHelper<cmds::GenRenderbuffersImmediate>(client_renderbuffer_id_);
  EXPECT_CALL(*gl_, GenTextures(_, _))
      .WillOnce(SetArgumentPointee<1>(kServiceTextureId))
      .RetiresOnSaturation();
  GenHelper<cmds::GenTexturesImmediate>(client_texture_id_);
  EXPECT_CALL(*gl_, GenBuffersARB(_, _))
      .WillOnce(SetArgumentPointee<1>(kServiceElementBufferId))
      .RetiresOnSaturation();
  GenHelper<cmds::GenBuffersImmediate>(client_element_buffer_id_);

  DoCreateProgram(client_program_id_, kServiceProgramId);
  DoCreateShader(GL_VERTEX_SHADER, client_shader_id_, kServiceShaderId);

  EXPECT_EQ(GL_NO_ERROR, GetGLError());
}

void GLES2DecoderTestBase::ResetDecoder() {
  if (!decoder_.get())
    return;
  // All Tests should have read all their GLErrors before getting here.
  EXPECT_EQ(GL_NO_ERROR, GetGLError());

  EXPECT_CALL(*gl_, DeleteBuffersARB(1, _))
      .Times(2)
      .RetiresOnSaturation();

  decoder_->EndDecoding();
  decoder_->Destroy(true);
  decoder_.reset();
  group_->Destroy(mock_decoder_.get(), false);
  engine_.reset();
  ::gfx::MockGLInterface::SetGLInterface(NULL);
  gl_.reset();
}

void GLES2DecoderTestBase::TearDown() {
  ResetDecoder();
}

void GLES2DecoderTestBase::ExpectEnableDisable(GLenum cap, bool enable) {
  if (enable) {
    EXPECT_CALL(*gl_, Enable(cap))
        .Times(1)
        .RetiresOnSaturation();
  } else {
    EXPECT_CALL(*gl_, Disable(cap))
        .Times(1)
        .RetiresOnSaturation();
  }
}


GLint GLES2DecoderTestBase::GetGLError() {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  cmds::GetError cmd;
  cmd.Init(shared_memory_id_, shared_memory_offset_);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
  return static_cast<GLint>(*GetSharedMemoryAs<GLenum*>());
}

void GLES2DecoderTestBase::DoCreateShader(
    GLenum shader_type, GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, CreateShader(shader_type))
      .Times(1)
      .WillOnce(Return(service_id))
      .RetiresOnSaturation();
  cmds::CreateShader cmd;
  cmd.Init(shader_type, client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

bool GLES2DecoderTestBase::DoIsShader(GLuint client_id) {
  return IsObjectHelper<cmds::IsShader, cmds::IsShader::Result>(client_id);
}

void GLES2DecoderTestBase::DoDeleteShader(
    GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, DeleteShader(service_id))
      .Times(1)
      .RetiresOnSaturation();
  cmds::DeleteShader cmd;
  cmd.Init(client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoCreateProgram(
    GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, CreateProgram())
      .Times(1)
      .WillOnce(Return(service_id))
      .RetiresOnSaturation();
  cmds::CreateProgram cmd;
  cmd.Init(client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

bool GLES2DecoderTestBase::DoIsProgram(GLuint client_id) {
  return IsObjectHelper<cmds::IsProgram, cmds::IsProgram::Result>(client_id);
}

void GLES2DecoderTestBase::DoDeleteProgram(
    GLuint client_id, GLuint /* service_id */) {
  cmds::DeleteProgram cmd;
  cmd.Init(client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::SetBucketAsCString(
    uint32 bucket_id, const char* str) {
  uint32 size = str ? (strlen(str) + 1) : 0;
  cmd::SetBucketSize cmd1;
  cmd1.Init(bucket_id, size);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd1));
  if (str) {
    memcpy(shared_memory_address_, str, size);
    cmd::SetBucketData cmd2;
    cmd2.Init(bucket_id, 0, size, kSharedMemoryId, kSharedMemoryOffset);
    EXPECT_EQ(error::kNoError, ExecuteCmd(cmd2));
    ClearSharedMemory();
  }
}

void GLES2DecoderTestBase::SetupClearTextureExpectations(
      GLuint service_id,
      GLuint old_service_id,
      GLenum bind_target,
      GLenum target,
      GLint level,
      GLenum internal_format,
      GLenum format,
      GLenum type,
      GLsizei width,
      GLsizei height) {
  EXPECT_CALL(*gl_, BindTexture(bind_target, service_id))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, TexImage2D(
      target, level, internal_format, width, height, 0, format, type, _))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BindTexture(bind_target, old_service_id))
      .Times(1)
      .RetiresOnSaturation();
}

void GLES2DecoderTestBase::SetupExpectationsForFramebufferClearing(
    GLenum target,
    GLuint clear_bits,
    GLclampf restore_red,
    GLclampf restore_green,
    GLclampf restore_blue,
    GLclampf restore_alpha,
    GLuint restore_stencil,
    GLclampf restore_depth,
    bool restore_scissor_test) {
  SetupExpectationsForFramebufferClearingMulti(
      0,
      0,
      target,
      clear_bits,
      restore_red,
      restore_green,
      restore_blue,
      restore_alpha,
      restore_stencil,
      restore_depth,
      restore_scissor_test);
}

void GLES2DecoderTestBase::SetupExpectationsForRestoreClearState(
    GLclampf restore_red,
    GLclampf restore_green,
    GLclampf restore_blue,
    GLclampf restore_alpha,
    GLuint restore_stencil,
    GLclampf restore_depth,
    bool restore_scissor_test) {
  EXPECT_CALL(*gl_, ClearColor(
      restore_red, restore_green, restore_blue, restore_alpha))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, ClearStencil(restore_stencil))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, ClearDepth(restore_depth))
      .Times(1)
      .RetiresOnSaturation();
  if (restore_scissor_test) {
    EXPECT_CALL(*gl_, Enable(GL_SCISSOR_TEST))
        .Times(1)
        .RetiresOnSaturation();
  }
}

void GLES2DecoderTestBase::SetupExpectationsForFramebufferClearingMulti(
    GLuint read_framebuffer_service_id,
    GLuint draw_framebuffer_service_id,
    GLenum target,
    GLuint clear_bits,
    GLclampf restore_red,
    GLclampf restore_green,
    GLclampf restore_blue,
    GLclampf restore_alpha,
    GLuint restore_stencil,
    GLclampf restore_depth,
    bool restore_scissor_test) {
  // TODO(gman): Figure out why InSequence stopped working.
  // InSequence sequence;
  EXPECT_CALL(*gl_, CheckFramebufferStatusEXT(target))
      .WillOnce(Return(GL_FRAMEBUFFER_COMPLETE))
      .RetiresOnSaturation();
  if (target == GL_READ_FRAMEBUFFER_EXT) {
    EXPECT_CALL(*gl_, BindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, 0))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, BindFramebufferEXT(
        GL_DRAW_FRAMEBUFFER_EXT, read_framebuffer_service_id))
        .Times(1)
        .RetiresOnSaturation();
  }
  if ((clear_bits & GL_COLOR_BUFFER_BIT) != 0) {
    EXPECT_CALL(*gl_, ClearColor(0.0f, 0.0f, 0.0f, 0.0f))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, ColorMask(true, true, true, true))
        .Times(1)
        .RetiresOnSaturation();
  }
  if ((clear_bits & GL_STENCIL_BUFFER_BIT) != 0) {
    EXPECT_CALL(*gl_, ClearStencil(0))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, StencilMask(static_cast<GLuint>(-1)))
        .Times(1)
        .RetiresOnSaturation();
  }
  if ((clear_bits & GL_DEPTH_BUFFER_BIT) != 0) {
    EXPECT_CALL(*gl_, ClearDepth(1.0f))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, DepthMask(1))
        .Times(1)
        .RetiresOnSaturation();
  }
  EXPECT_CALL(*gl_, Disable(GL_SCISSOR_TEST))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, Clear(clear_bits))
      .Times(1)
      .RetiresOnSaturation();
  SetupExpectationsForRestoreClearState(
      restore_red, restore_green, restore_blue, restore_alpha,
      restore_stencil, restore_depth, restore_scissor_test);
  if (target == GL_READ_FRAMEBUFFER_EXT) {
    EXPECT_CALL(*gl_, BindFramebufferEXT(
        GL_READ_FRAMEBUFFER_EXT, read_framebuffer_service_id))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, BindFramebufferEXT(
        GL_DRAW_FRAMEBUFFER_EXT, draw_framebuffer_service_id))
        .Times(1)
        .RetiresOnSaturation();
  }
}

void GLES2DecoderTestBase::SetupShaderForUniform(GLenum uniform_type) {
  static AttribInfo attribs[] = {
    { "foo", 1, GL_FLOAT, 1, },
    { "goo", 1, GL_FLOAT, 2, },
  };
  UniformInfo uniforms[] = {
    { "bar", 1, uniform_type, 0, 2, -1, },
    { "car", 4, uniform_type, 1, 1, -1, },
  };
  const GLuint kClientVertexShaderId = 5001;
  const GLuint kServiceVertexShaderId = 6001;
  const GLuint kClientFragmentShaderId = 5002;
  const GLuint kServiceFragmentShaderId = 6002;
  SetupShader(attribs, arraysize(attribs), uniforms, arraysize(uniforms),
              client_program_id_, kServiceProgramId,
              kClientVertexShaderId, kServiceVertexShaderId,
              kClientFragmentShaderId, kServiceFragmentShaderId);

  EXPECT_CALL(*gl_, UseProgram(kServiceProgramId))
      .Times(1)
      .RetiresOnSaturation();
  cmds::UseProgram cmd;
  cmd.Init(client_program_id_);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoBindBuffer(
    GLenum target, GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, BindBuffer(target, service_id))
      .Times(1)
      .RetiresOnSaturation();
  cmds::BindBuffer cmd;
  cmd.Init(target, client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

bool GLES2DecoderTestBase::DoIsBuffer(GLuint client_id) {
  return IsObjectHelper<cmds::IsBuffer, cmds::IsBuffer::Result>(client_id);
}

void GLES2DecoderTestBase::DoDeleteBuffer(
    GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, DeleteBuffersARB(1, Pointee(service_id)))
      .Times(1)
      .RetiresOnSaturation();
  cmds::DeleteBuffers cmd;
  cmd.Init(1, shared_memory_id_, shared_memory_offset_);
  memcpy(shared_memory_address_, &client_id, sizeof(client_id));
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::SetupExpectationsForApplyingDirtyState(
    bool framebuffer_is_rgb,
    bool framebuffer_has_depth,
    bool framebuffer_has_stencil,
    GLuint color_bits,
    bool depth_mask,
    bool depth_enabled,
    GLuint front_stencil_mask,
    GLuint back_stencil_mask,
    bool stencil_enabled,
    bool cull_face_enabled,
    bool scissor_test_enabled,
    bool blend_enabled) {
  EXPECT_CALL(*gl_, ColorMask(
      (color_bits & 0x1000) != 0,
      (color_bits & 0x0100) != 0,
      (color_bits & 0x0010) != 0,
      (color_bits & 0x0001) && !framebuffer_is_rgb))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, DepthMask(depth_mask))
      .Times(1)
      .RetiresOnSaturation();
  if (framebuffer_has_depth && depth_enabled) {
    EXPECT_CALL(*gl_, Enable(GL_DEPTH_TEST))
        .Times(1)
        .RetiresOnSaturation();
  } else {
    EXPECT_CALL(*gl_, Disable(GL_DEPTH_TEST))
        .Times(1)
        .RetiresOnSaturation();
  }
  EXPECT_CALL(*gl_, StencilMaskSeparate(GL_FRONT, front_stencil_mask))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, StencilMaskSeparate(GL_BACK, back_stencil_mask))
      .Times(1)
      .RetiresOnSaturation();
  if (framebuffer_has_stencil && stencil_enabled) {
    EXPECT_CALL(*gl_, Enable(GL_STENCIL_TEST))
        .Times(1)
        .RetiresOnSaturation();
  } else {
    EXPECT_CALL(*gl_, Disable(GL_STENCIL_TEST))
        .Times(1)
        .RetiresOnSaturation();
  }
  if (cull_face_enabled) {
    EXPECT_CALL(*gl_, Enable(GL_CULL_FACE))
        .Times(1)
        .RetiresOnSaturation();
  } else {
    EXPECT_CALL(*gl_, Disable(GL_CULL_FACE))
        .Times(1)
        .RetiresOnSaturation();
  }
  if (scissor_test_enabled) {
    EXPECT_CALL(*gl_, Enable(GL_SCISSOR_TEST))
        .Times(1)
        .RetiresOnSaturation();
  } else {
    EXPECT_CALL(*gl_, Disable(GL_SCISSOR_TEST))
        .Times(1)
        .RetiresOnSaturation();
  }
  if (blend_enabled) {
    EXPECT_CALL(*gl_, Enable(GL_BLEND))
        .Times(1)
        .RetiresOnSaturation();
  } else {
    EXPECT_CALL(*gl_, Disable(GL_BLEND))
        .Times(1)
        .RetiresOnSaturation();
  }
}

void GLES2DecoderTestBase::SetupExpectationsForApplyingDefaultDirtyState() {
  SetupExpectationsForApplyingDirtyState(
      false,   // Framebuffer is RGB
      false,   // Framebuffer has depth
      false,   // Framebuffer has stencil
      0x1111,  // color bits
      true,    // depth mask
      false,   // depth enabled
      0,       // front stencil mask
      0,       // back stencil mask
      false,   // stencil enabled
      false,   // cull_face_enabled
      false,   // scissor_test_enabled
      false);  // blend_enabled
}

void GLES2DecoderTestBase::DoBindFramebuffer(
    GLenum target, GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, BindFramebufferEXT(target, service_id))
      .Times(1)
      .RetiresOnSaturation();
  cmds::BindFramebuffer cmd;
  cmd.Init(target, client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

bool GLES2DecoderTestBase::DoIsFramebuffer(GLuint client_id) {
  return IsObjectHelper<cmds::IsFramebuffer, cmds::IsFramebuffer::Result>(
      client_id);
}

void GLES2DecoderTestBase::DoDeleteFramebuffer(
    GLuint client_id, GLuint service_id,
    bool reset_draw, GLenum draw_target, GLuint draw_id,
    bool reset_read, GLenum read_target, GLuint read_id) {
  if (reset_draw) {
    EXPECT_CALL(*gl_, BindFramebufferEXT(draw_target, draw_id))
        .Times(1)
        .RetiresOnSaturation();
  }
  if (reset_read) {
    EXPECT_CALL(*gl_, BindFramebufferEXT(read_target, read_id))
        .Times(1)
        .RetiresOnSaturation();
  }
  EXPECT_CALL(*gl_, DeleteFramebuffersEXT(1, Pointee(service_id)))
      .Times(1)
      .RetiresOnSaturation();
  cmds::DeleteFramebuffers cmd;
  cmd.Init(1, shared_memory_id_, shared_memory_offset_);
  memcpy(shared_memory_address_, &client_id, sizeof(client_id));
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoBindRenderbuffer(
    GLenum target, GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, BindRenderbufferEXT(target, service_id))
      .Times(1)
      .RetiresOnSaturation();
  cmds::BindRenderbuffer cmd;
  cmd.Init(target, client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

bool GLES2DecoderTestBase::DoIsRenderbuffer(GLuint client_id) {
  return IsObjectHelper<cmds::IsRenderbuffer, cmds::IsRenderbuffer::Result>(
      client_id);
}

void GLES2DecoderTestBase::DoDeleteRenderbuffer(
    GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, DeleteRenderbuffersEXT(1, Pointee(service_id)))
      .Times(1)
      .RetiresOnSaturation();
  cmds::DeleteRenderbuffers cmd;
  cmd.Init(1, shared_memory_id_, shared_memory_offset_);
  memcpy(shared_memory_address_, &client_id, sizeof(client_id));
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoBindTexture(
    GLenum target, GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, BindTexture(target, service_id))
      .Times(1)
      .RetiresOnSaturation();
  cmds::BindTexture cmd;
  cmd.Init(target, client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

bool GLES2DecoderTestBase::DoIsTexture(GLuint client_id) {
  return IsObjectHelper<cmds::IsTexture, cmds::IsTexture::Result>(client_id);
}

void GLES2DecoderTestBase::DoDeleteTexture(
    GLuint client_id, GLuint service_id) {
  EXPECT_CALL(*gl_, DeleteTextures(1, Pointee(service_id)))
      .Times(1)
      .RetiresOnSaturation();
  cmds::DeleteTextures cmd;
  cmd.Init(1, shared_memory_id_, shared_memory_offset_);
  memcpy(shared_memory_address_, &client_id, sizeof(client_id));
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoTexImage2D(
    GLenum target, GLint level, GLenum internal_format,
    GLsizei width, GLsizei height, GLint border,
    GLenum format, GLenum type,
    uint32 shared_memory_id, uint32 shared_memory_offset) {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, TexImage2D(target, level, internal_format,
                               width, height, border, format, type, _))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  cmds::TexImage2D cmd;
  cmd.Init(target, level, internal_format, width, height, border, format,
           type, shared_memory_id, shared_memory_offset);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoTexImage2DConvertInternalFormat(
    GLenum target, GLint level, GLenum requested_internal_format,
    GLsizei width, GLsizei height, GLint border,
    GLenum format, GLenum type,
    uint32 shared_memory_id, uint32 shared_memory_offset,
    GLenum expected_internal_format) {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, TexImage2D(target, level, expected_internal_format,
                               width, height, border, format, type, _))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  cmds::TexImage2D cmd;
  cmd.Init(target, level, requested_internal_format, width, height, border,
           format, type, shared_memory_id, shared_memory_offset);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoCompressedTexImage2D(
    GLenum target, GLint level, GLenum format,
    GLsizei width, GLsizei height, GLint border,
    GLsizei size, uint32 bucket_id) {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, CompressedTexImage2D(
      target, level, format, width, height, border, size, _))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  CommonDecoder::Bucket* bucket = decoder_->CreateBucket(bucket_id);
  bucket->SetSize(size);
  cmds::CompressedTexImage2DBucket cmd;
  cmd.Init(
      target, level, format, width, height, border,
      bucket_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoRenderbufferStorage(
    GLenum target, GLenum internal_format, GLenum actual_format,
    GLsizei width, GLsizei height,  GLenum error) {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, RenderbufferStorageEXT(
      target, actual_format, width, height))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(error))
      .RetiresOnSaturation();
  cmds::RenderbufferStorage cmd;
  cmd.Init(target, internal_format, width, height);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoFramebufferTexture2D(
    GLenum target, GLenum attachment, GLenum textarget,
    GLuint texture_client_id, GLuint texture_service_id, GLint level,
    GLenum error) {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, FramebufferTexture2DEXT(
      target, attachment, textarget, texture_service_id, level))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(error))
      .RetiresOnSaturation();
  cmds::FramebufferTexture2D cmd;
  cmd.Init(target, attachment, textarget, texture_client_id, level);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoFramebufferRenderbuffer(
    GLenum target,
    GLenum attachment,
    GLenum renderbuffer_target,
    GLuint renderbuffer_client_id,
    GLuint renderbuffer_service_id,
    GLenum error) {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, FramebufferRenderbufferEXT(
      target, attachment, renderbuffer_target, renderbuffer_service_id))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(error))
      .RetiresOnSaturation();
  cmds::FramebufferRenderbuffer cmd;
  cmd.Init(target, attachment, renderbuffer_target, renderbuffer_client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoVertexAttribPointer(
    GLuint index, GLint size, GLenum type, GLsizei stride, GLuint offset) {
  EXPECT_CALL(*gl_,
              VertexAttribPointer(index, size, type, GL_FALSE, stride,
                                  BufferOffset(offset)))
      .Times(1)
      .RetiresOnSaturation();
  cmds::VertexAttribPointer cmd;
  cmd.Init(index, size, GL_FLOAT, GL_FALSE, stride, offset);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoVertexAttribDivisorANGLE(
    GLuint index, GLuint divisor) {
  EXPECT_CALL(*gl_,
              VertexAttribDivisorANGLE(index, divisor))
      .Times(1)
      .RetiresOnSaturation();
  cmds::VertexAttribDivisorANGLE cmd;
  cmd.Init(index, divisor);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::AddExpectationsForGenVertexArraysOES(){
  if (group_->feature_info()->feature_flags().native_vertex_array_object) {
      EXPECT_CALL(*gl_, GenVertexArraysOES(1, _))
          .WillOnce(SetArgumentPointee<1>(kServiceVertexArrayId))
          .RetiresOnSaturation();
  }
}

void GLES2DecoderTestBase::AddExpectationsForDeleteVertexArraysOES(){
  if (group_->feature_info()->feature_flags().native_vertex_array_object) {
      EXPECT_CALL(*gl_, DeleteVertexArraysOES(1, _))
          .Times(1)
          .RetiresOnSaturation();
  }
}

void GLES2DecoderTestBase::AddExpectationsForBindVertexArrayOES() {
  if (group_->feature_info()->feature_flags().native_vertex_array_object) {
    EXPECT_CALL(*gl_, BindVertexArrayOES(_))
      .Times(1)
      .RetiresOnSaturation();
  } else {
    for (uint32 vv = 0; vv < group_->max_vertex_attribs(); ++vv) {
      AddExpectationsForRestoreAttribState(vv);
    }

    EXPECT_CALL(*gl_, BindBuffer(GL_ELEMENT_ARRAY_BUFFER, _))
      .Times(1)
      .RetiresOnSaturation();
  }
}

void GLES2DecoderTestBase::AddExpectationsForRestoreAttribState(GLuint attrib) {
  EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, _))
      .Times(1)
      .RetiresOnSaturation();

  EXPECT_CALL(*gl_, VertexAttribPointer(attrib, _, _, _, _, _))
      .Times(1)
      .RetiresOnSaturation();

  EXPECT_CALL(*gl_, VertexAttribDivisorANGLE(attrib, _))
        .Times(testing::AtMost(1))
        .RetiresOnSaturation();

  EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, _))
      .Times(1)
      .RetiresOnSaturation();

  if (attrib != 0 ||
      gfx::GetGLImplementation() == gfx::kGLImplementationEGLGLES2) {

      // TODO(bajones): Not sure if I can tell which of these will be called
      EXPECT_CALL(*gl_, EnableVertexAttribArray(attrib))
          .Times(testing::AtMost(1))
          .RetiresOnSaturation();

      EXPECT_CALL(*gl_, DisableVertexAttribArray(attrib))
          .Times(testing::AtMost(1))
          .RetiresOnSaturation();
  }
}

// GCC requires these declarations, but MSVC requires they not be present
#ifndef COMPILER_MSVC
const int GLES2DecoderTestBase::kBackBufferWidth;
const int GLES2DecoderTestBase::kBackBufferHeight;

const GLint GLES2DecoderTestBase::kMaxTextureSize;
const GLint GLES2DecoderTestBase::kMaxCubeMapTextureSize;
const GLint GLES2DecoderTestBase::kNumVertexAttribs;
const GLint GLES2DecoderTestBase::kNumTextureUnits;
const GLint GLES2DecoderTestBase::kMaxTextureImageUnits;
const GLint GLES2DecoderTestBase::kMaxVertexTextureImageUnits;
const GLint GLES2DecoderTestBase::kMaxFragmentUniformVectors;
const GLint GLES2DecoderTestBase::kMaxVaryingVectors;
const GLint GLES2DecoderTestBase::kMaxVertexUniformVectors;
const GLint GLES2DecoderTestBase::kMaxViewportWidth;
const GLint GLES2DecoderTestBase::kMaxViewportHeight;

const GLint GLES2DecoderTestBase::kViewportX;
const GLint GLES2DecoderTestBase::kViewportY;
const GLint GLES2DecoderTestBase::kViewportWidth;
const GLint GLES2DecoderTestBase::kViewportHeight;

const GLuint GLES2DecoderTestBase::kServiceAttrib0BufferId;
const GLuint GLES2DecoderTestBase::kServiceFixedAttribBufferId;

const GLuint GLES2DecoderTestBase::kServiceBufferId;
const GLuint GLES2DecoderTestBase::kServiceFramebufferId;
const GLuint GLES2DecoderTestBase::kServiceRenderbufferId;
const GLuint GLES2DecoderTestBase::kServiceTextureId;
const GLuint GLES2DecoderTestBase::kServiceProgramId;
const GLuint GLES2DecoderTestBase::kServiceShaderId;
const GLuint GLES2DecoderTestBase::kServiceElementBufferId;
const GLuint GLES2DecoderTestBase::kServiceQueryId;
const GLuint GLES2DecoderTestBase::kServiceVertexArrayId;

const int32 GLES2DecoderTestBase::kSharedMemoryId;
const size_t GLES2DecoderTestBase::kSharedBufferSize;
const uint32 GLES2DecoderTestBase::kSharedMemoryOffset;
const int32 GLES2DecoderTestBase::kInvalidSharedMemoryId;
const uint32 GLES2DecoderTestBase::kInvalidSharedMemoryOffset;
const uint32 GLES2DecoderTestBase::kInitialResult;
const uint8 GLES2DecoderTestBase::kInitialMemoryValue;

const uint32 GLES2DecoderTestBase::kNewClientId;
const uint32 GLES2DecoderTestBase::kNewServiceId;
const uint32 GLES2DecoderTestBase::kInvalidClientId;

const GLuint GLES2DecoderTestBase::kServiceVertexShaderId;
const GLuint GLES2DecoderTestBase::kServiceFragmentShaderId;

const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumShaderId;
const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumProgramId;

const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumTextureBufferId;
const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumVertexBufferId;
const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumFBOId;
const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumPositionAttrib;
const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumTexAttrib;
const GLuint GLES2DecoderTestBase::kServiceCopyTextureChromiumSamplerLocation;

const GLsizei GLES2DecoderTestBase::kNumVertices;
const GLsizei GLES2DecoderTestBase::kNumIndices;
const int GLES2DecoderTestBase::kValidIndexRangeStart;
const int GLES2DecoderTestBase::kValidIndexRangeCount;
const int GLES2DecoderTestBase::kInvalidIndexRangeStart;
const int GLES2DecoderTestBase::kInvalidIndexRangeCount;
const int GLES2DecoderTestBase::kOutOfRangeIndexRangeEnd;
const GLuint GLES2DecoderTestBase::kMaxValidIndex;

const GLint GLES2DecoderTestBase::kMaxAttribLength;
const GLint GLES2DecoderTestBase::kAttrib1Size;
const GLint GLES2DecoderTestBase::kAttrib2Size;
const GLint GLES2DecoderTestBase::kAttrib3Size;
const GLint GLES2DecoderTestBase::kAttrib1Location;
const GLint GLES2DecoderTestBase::kAttrib2Location;
const GLint GLES2DecoderTestBase::kAttrib3Location;
const GLenum GLES2DecoderTestBase::kAttrib1Type;
const GLenum GLES2DecoderTestBase::kAttrib2Type;
const GLenum GLES2DecoderTestBase::kAttrib3Type;
const GLint GLES2DecoderTestBase::kInvalidAttribLocation;
const GLint GLES2DecoderTestBase::kBadAttribIndex;

const GLint GLES2DecoderTestBase::kMaxUniformLength;
const GLint GLES2DecoderTestBase::kUniform1Size;
const GLint GLES2DecoderTestBase::kUniform2Size;
const GLint GLES2DecoderTestBase::kUniform3Size;
const GLint GLES2DecoderTestBase::kUniform1RealLocation;
const GLint GLES2DecoderTestBase::kUniform2RealLocation;
const GLint GLES2DecoderTestBase::kUniform2ElementRealLocation;
const GLint GLES2DecoderTestBase::kUniform3RealLocation;
const GLint GLES2DecoderTestBase::kUniform1FakeLocation;
const GLint GLES2DecoderTestBase::kUniform2FakeLocation;
const GLint GLES2DecoderTestBase::kUniform2ElementFakeLocation;
const GLint GLES2DecoderTestBase::kUniform3FakeLocation;
const GLint GLES2DecoderTestBase::kUniform1DesiredLocation;
const GLint GLES2DecoderTestBase::kUniform2DesiredLocation;
const GLint GLES2DecoderTestBase::kUniform3DesiredLocation;
const GLenum GLES2DecoderTestBase::kUniform1Type;
const GLenum GLES2DecoderTestBase::kUniform2Type;
const GLenum GLES2DecoderTestBase::kUniform3Type;
const GLenum GLES2DecoderTestBase::kUniformCubemapType;
const GLint GLES2DecoderTestBase::kInvalidUniformLocation;
const GLint GLES2DecoderTestBase::kBadUniformIndex;

#endif

const char* GLES2DecoderTestBase::kAttrib1Name = "attrib1";
const char* GLES2DecoderTestBase::kAttrib2Name = "attrib2";
const char* GLES2DecoderTestBase::kAttrib3Name = "attrib3";
const char* GLES2DecoderTestBase::kUniform1Name = "uniform1";
const char* GLES2DecoderTestBase::kUniform2Name = "uniform2[0]";
const char* GLES2DecoderTestBase::kUniform3Name = "uniform3[0]";

void GLES2DecoderTestBase::SetupDefaultProgram() {
  {
    static AttribInfo attribs[] = {
      { kAttrib1Name, kAttrib1Size, kAttrib1Type, kAttrib1Location, },
      { kAttrib2Name, kAttrib2Size, kAttrib2Type, kAttrib2Location, },
      { kAttrib3Name, kAttrib3Size, kAttrib3Type, kAttrib3Location, },
    };
    static UniformInfo uniforms[] = {
      { kUniform1Name, kUniform1Size, kUniform1Type,
        kUniform1FakeLocation, kUniform1RealLocation,
        kUniform1DesiredLocation },
      { kUniform2Name, kUniform2Size, kUniform2Type,
        kUniform2FakeLocation, kUniform2RealLocation,
        kUniform2DesiredLocation },
      { kUniform3Name, kUniform3Size, kUniform3Type,
        kUniform3FakeLocation, kUniform3RealLocation,
        kUniform3DesiredLocation },
    };
    SetupShader(attribs, arraysize(attribs), uniforms, arraysize(uniforms),
                client_program_id_, kServiceProgramId,
                client_vertex_shader_id_, kServiceVertexShaderId,
                client_fragment_shader_id_, kServiceFragmentShaderId);
  }

  {
    EXPECT_CALL(*gl_, UseProgram(kServiceProgramId))
        .Times(1)
        .RetiresOnSaturation();
    cmds::UseProgram cmd;
    cmd.Init(client_program_id_);
    EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
  }
}

void GLES2DecoderTestBase::SetupCubemapProgram() {
  {
    static AttribInfo attribs[] = {
      { kAttrib1Name, kAttrib1Size, kAttrib1Type, kAttrib1Location, },
      { kAttrib2Name, kAttrib2Size, kAttrib2Type, kAttrib2Location, },
      { kAttrib3Name, kAttrib3Size, kAttrib3Type, kAttrib3Location, },
    };
    static UniformInfo uniforms[] = {
      { kUniform1Name, kUniform1Size, kUniformCubemapType,
        kUniform1FakeLocation, kUniform1RealLocation,
        kUniform1DesiredLocation, },
      { kUniform2Name, kUniform2Size, kUniform2Type,
        kUniform2FakeLocation, kUniform2RealLocation,
        kUniform2DesiredLocation, },
      { kUniform3Name, kUniform3Size, kUniform3Type,
        kUniform3FakeLocation, kUniform3RealLocation,
        kUniform3DesiredLocation, },
    };
    SetupShader(attribs, arraysize(attribs), uniforms, arraysize(uniforms),
                client_program_id_, kServiceProgramId,
                client_vertex_shader_id_, kServiceVertexShaderId,
                client_fragment_shader_id_, kServiceFragmentShaderId);
  }

  {
    EXPECT_CALL(*gl_, UseProgram(kServiceProgramId))
        .Times(1)
        .RetiresOnSaturation();
    cmds::UseProgram cmd;
    cmd.Init(client_program_id_);
    EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
  }
}

void GLES2DecoderTestBase::SetupSamplerExternalProgram() {
  {
    static AttribInfo attribs[] = {
      { kAttrib1Name, kAttrib1Size, kAttrib1Type, kAttrib1Location, },
      { kAttrib2Name, kAttrib2Size, kAttrib2Type, kAttrib2Location, },
      { kAttrib3Name, kAttrib3Size, kAttrib3Type, kAttrib3Location, },
    };
    static UniformInfo uniforms[] = {
      { kUniform1Name, kUniform1Size, kUniformSamplerExternalType,
        kUniform1FakeLocation, kUniform1RealLocation,
        kUniform1DesiredLocation, },
      { kUniform2Name, kUniform2Size, kUniform2Type,
        kUniform2FakeLocation, kUniform2RealLocation,
        kUniform2DesiredLocation, },
      { kUniform3Name, kUniform3Size, kUniform3Type,
        kUniform3FakeLocation, kUniform3RealLocation,
        kUniform3DesiredLocation, },
    };
    SetupShader(attribs, arraysize(attribs), uniforms, arraysize(uniforms),
                client_program_id_, kServiceProgramId,
                client_vertex_shader_id_, kServiceVertexShaderId,
                client_fragment_shader_id_, kServiceFragmentShaderId);
  }

  {
    EXPECT_CALL(*gl_, UseProgram(kServiceProgramId))
        .Times(1)
        .RetiresOnSaturation();
    cmds::UseProgram cmd;
    cmd.Init(client_program_id_);
    EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
  }
}

void GLES2DecoderWithShaderTestBase::TearDown() {
  GLES2DecoderTestBase::TearDown();
}

void GLES2DecoderTestBase::SetupShader(
    GLES2DecoderTestBase::AttribInfo* attribs, size_t num_attribs,
    GLES2DecoderTestBase::UniformInfo* uniforms, size_t num_uniforms,
    GLuint program_client_id, GLuint program_service_id,
    GLuint vertex_shader_client_id, GLuint vertex_shader_service_id,
    GLuint fragment_shader_client_id, GLuint fragment_shader_service_id) {
  {
    InSequence s;

    EXPECT_CALL(*gl_,
                AttachShader(program_service_id, vertex_shader_service_id))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_,
                AttachShader(program_service_id, fragment_shader_service_id))
        .Times(1)
        .RetiresOnSaturation();
    TestHelper::SetupShader(
        gl_.get(), attribs, num_attribs, uniforms, num_uniforms,
        program_service_id);
  }

  DoCreateShader(
      GL_VERTEX_SHADER, vertex_shader_client_id, vertex_shader_service_id);
  DoCreateShader(
      GL_FRAGMENT_SHADER, fragment_shader_client_id,
      fragment_shader_service_id);

  GetShader(vertex_shader_client_id)->SetStatus(true, "", NULL);
  GetShader(fragment_shader_client_id)->SetStatus(true, "", NULL);

  cmds::AttachShader attach_cmd;
  attach_cmd.Init(program_client_id, vertex_shader_client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(attach_cmd));

  attach_cmd.Init(program_client_id, fragment_shader_client_id);
  EXPECT_EQ(error::kNoError, ExecuteCmd(attach_cmd));

  cmds::LinkProgram link_cmd;
  link_cmd.Init(program_client_id);

  EXPECT_EQ(error::kNoError, ExecuteCmd(link_cmd));
}

void GLES2DecoderTestBase::DoEnableVertexAttribArray(GLint index) {
  EXPECT_CALL(*gl_, EnableVertexAttribArray(index))
      .Times(1)
      .RetiresOnSaturation();
  cmds::EnableVertexAttribArray cmd;
  cmd.Init(index);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoBufferData(GLenum target, GLsizei size) {
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BufferData(target, size, _, GL_STREAM_DRAW))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .RetiresOnSaturation();
  cmds::BufferData cmd;
  cmd.Init(target, size, 0, 0, GL_STREAM_DRAW);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::DoBufferSubData(
    GLenum target, GLint offset, GLsizei size, const void* data) {
  EXPECT_CALL(*gl_, BufferSubData(target, offset, size,
                                  shared_memory_address_))
      .Times(1)
      .RetiresOnSaturation();
  memcpy(shared_memory_address_, data, size);
  cmds::BufferSubData cmd;
  cmd.Init(target, offset, size, shared_memory_id_, shared_memory_offset_);
  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
}

void GLES2DecoderTestBase::SetupVertexBuffer() {
  DoEnableVertexAttribArray(1);
  DoBindBuffer(GL_ARRAY_BUFFER, client_buffer_id_, kServiceBufferId);
  GLfloat f = 0;
  DoBufferData(GL_ARRAY_BUFFER, kNumVertices * 2 * sizeof(f));
}

void GLES2DecoderTestBase::SetupAllNeededVertexBuffers() {
  DoBindBuffer(GL_ARRAY_BUFFER, client_buffer_id_, kServiceBufferId);
  DoBufferData(GL_ARRAY_BUFFER, kNumVertices * 16 * sizeof(float));
  DoEnableVertexAttribArray(0);
  DoEnableVertexAttribArray(1);
  DoEnableVertexAttribArray(2);
  DoVertexAttribPointer(0, 2, GL_FLOAT, 0, 0);
  DoVertexAttribPointer(1, 2, GL_FLOAT, 0, 0);
  DoVertexAttribPointer(2, 2, GL_FLOAT, 0, 0);
}

void GLES2DecoderTestBase::SetupIndexBuffer() {
  DoBindBuffer(GL_ELEMENT_ARRAY_BUFFER,
               client_element_buffer_id_,
               kServiceElementBufferId);
  static const GLshort indices[] = {100, 1, 2, 3, 4, 5, 6, 7, 100, 9};
  COMPILE_ASSERT(arraysize(indices) == kNumIndices, Indices_is_not_10);
  DoBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(indices));
  DoBufferSubData(GL_ELEMENT_ARRAY_BUFFER, 0, 2, indices);
  DoBufferSubData(GL_ELEMENT_ARRAY_BUFFER, 2, sizeof(indices) - 2, &indices[1]);
}

void GLES2DecoderTestBase::SetupTexture() {
  DoBindTexture(GL_TEXTURE_2D, client_texture_id_, kServiceTextureId);
  DoTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE,
               kSharedMemoryId, kSharedMemoryOffset);
};

void GLES2DecoderTestBase::DeleteVertexBuffer() {
  DoDeleteBuffer(client_buffer_id_, kServiceBufferId);
}

void GLES2DecoderTestBase::DeleteIndexBuffer() {
  DoDeleteBuffer(client_element_buffer_id_, kServiceElementBufferId);
}

void GLES2DecoderTestBase::AddExpectationsForSimulatedAttrib0WithError(
    GLsizei num_vertices, GLuint buffer_id, GLenum error) {
  if (gfx::GetGLImplementation() == gfx::kGLImplementationEGLGLES2) {
    return;
  }

  EXPECT_CALL(*gl_, GetError())
      .WillOnce(Return(GL_NO_ERROR))
      .WillOnce(Return(error))
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, kServiceAttrib0BufferId))
      .Times(1)
      .RetiresOnSaturation();
  EXPECT_CALL(*gl_, BufferData(GL_ARRAY_BUFFER,
                               num_vertices * sizeof(GLfloat) * 4,
                               _, GL_DYNAMIC_DRAW))
      .Times(1)
      .RetiresOnSaturation();
  if (error == GL_NO_ERROR) {
    EXPECT_CALL(*gl_, BufferSubData(
        GL_ARRAY_BUFFER, 0, num_vertices * sizeof(GLfloat) * 4, _))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, VertexAttribPointer(0, 4, GL_FLOAT, GL_FALSE, 0, NULL))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, 0))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, VertexAttribPointer(0, 4, GL_FLOAT, GL_FALSE, 0, NULL))
        .Times(1)
        .RetiresOnSaturation();
    EXPECT_CALL(*gl_, BindBuffer(GL_ARRAY_BUFFER, buffer_id))
        .Times(1)
        .RetiresOnSaturation();
  }
}

void GLES2DecoderTestBase::AddExpectationsForSimulatedAttrib0(
    GLsizei num_vertices, GLuint buffer_id) {
  AddExpectationsForSimulatedAttrib0WithError(
      num_vertices, buffer_id, GL_NO_ERROR);
}

GLES2DecoderWithShaderTestBase::MockCommandBufferEngine::
MockCommandBufferEngine() {

  scoped_ptr<base::SharedMemory> shm(new base::SharedMemory());
  shm->CreateAndMapAnonymous(kSharedBufferSize);
  valid_buffer_ = MakeBufferFromSharedMemory(shm.Pass(), kSharedBufferSize);

  ClearSharedMemory();
}

GLES2DecoderWithShaderTestBase::MockCommandBufferEngine::
~MockCommandBufferEngine() {}

scoped_refptr<gpu::Buffer>
GLES2DecoderWithShaderTestBase::MockCommandBufferEngine::GetSharedMemoryBuffer(
    int32 shm_id) {
  return shm_id == kSharedMemoryId ? valid_buffer_ : invalid_buffer_;
}

void GLES2DecoderWithShaderTestBase::MockCommandBufferEngine::set_token(
    int32 token) {
  DCHECK(false);
}

bool GLES2DecoderWithShaderTestBase::MockCommandBufferEngine::SetGetBuffer(
    int32 /* transfer_buffer_id */) {
  DCHECK(false);
  return false;
}

bool GLES2DecoderWithShaderTestBase::MockCommandBufferEngine::SetGetOffset(
   int32 offset) {
  DCHECK(false);
  return false;
}

int32 GLES2DecoderWithShaderTestBase::MockCommandBufferEngine::GetGetOffset() {
  DCHECK(false);
  return 0;
}

void GLES2DecoderWithShaderTestBase::SetUp() {
  GLES2DecoderTestBase::SetUp();
  SetupDefaultProgram();
}

// Include the auto-generated part of this file. We split this because it means
// we can easily edit the non-auto generated parts right here in this file
// instead of having to edit some template or the code generator.
#include "gpu/command_buffer/service/gles2_cmd_decoder_unittest_0_autogen.h"

}  // namespace gles2
}  // namespace gpu
/* [<][>][^][v][top][bottom][index][help] */
root/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc

DEFINITIONS
