Added CommandBufferClient, CommandBufferStub and some IPC messages....

gpu/command_buffer/service/gpu_processor_unittest.cc

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2009 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 "base/at_exit.h"
 #include "base/message_loop.h"
 #include "gpu/command_buffer/common/command_buffer_mock.h"
 #include "gpu/command_buffer/service/mocks.h"
 #include "gpu/command_buffer/service/gpu_processor.h"
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using testing::_;
 using testing::DoAll;
 using testing::Invoke;
 using testing::NiceMock;
 using testing::Return;
 using testing::SetArgumentPointee;
 using testing::StrictMock;
 
-namespace command_buffer {
+namespace gpu {
 
 const size_t kRingBufferSize = 1024;
-const size_t kRingBufferEntries = kRingBufferSize / sizeof(int32);
+const size_t kRingBufferEntries = kRingBufferSize / sizeof(CommandBufferEntry);
 
 class GPUProcessorTest : public testing::Test {
  protected:
   virtual void SetUp() {
     shared_memory_.reset(new ::base::SharedMemory);
     shared_memory_->Create(std::wstring(), false, false, kRingBufferSize);
     shared_memory_->Map(kRingBufferSize);
     buffer_ = static_cast<int32*>(shared_memory_->memory());
 
     memset(buffer_, 0, kRingBufferSize);
 
     command_buffer_.reset(new MockCommandBuffer);
     ON_CALL(*command_buffer_.get(), GetRingBuffer())
       .WillByDefault(Return(shared_memory_.get()));
     ON_CALL(*command_buffer_.get(), GetSize())
       .WillByDefault(Return(kRingBufferEntries));
 
-    async_api_.reset(new StrictMock<command_buffer::AsyncAPIMock>);
+    async_api_.reset(new StrictMock<gpu::AsyncAPIMock>);
 
     decoder_ = gles2::GLES2Decoder::Create();
 
-    parser_ = new command_buffer::CommandParser(buffer_,
+    parser_ = new gpu::CommandParser(buffer_,
                                                 kRingBufferEntries,
                                                 0,
                                                 kRingBufferEntries,
                                                 0,
                                                 async_api_.get());
 
     processor_ = new GPUProcessor(command_buffer_.get(),
                                   decoder_,
                                   parser_,
                                   2);
   }
 
   virtual void TearDown() {
     // Ensure that any unexpected tasks posted by the GPU processor are executed
     // in order to fail the test.
     MessageLoop::current()->RunAllPending();
   }
 
   base::AtExitManager at_exit_manager;
   MessageLoop message_loop;
   scoped_ptr<MockCommandBuffer> command_buffer_;
   scoped_ptr<::base::SharedMemory> shared_memory_;
   int32* buffer_;
-  command_buffer::gles2::GLES2Decoder* decoder_;
-  command_buffer::CommandParser* parser_;
-  scoped_ptr<command_buffer::AsyncAPIMock> async_api_;
+  gpu::gles2::GLES2Decoder* decoder_;
+  gpu::CommandParser* parser_;
+  scoped_ptr<gpu::AsyncAPIMock> async_api_;
   scoped_refptr<GPUProcessor> processor_;
 };
 
 TEST_F(GPUProcessorTest, ProcessorDoesNothingIfRingBufferIsEmpty) {
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(0));
   EXPECT_CALL(*command_buffer_, SetGetOffset(0));
 
   processor_->ProcessCommands();
 
-  EXPECT_EQ(command_buffer::parse_error::kParseNoError,
+  EXPECT_EQ(gpu::parse_error::kParseNoError,
             command_buffer_->ResetParseError());
   EXPECT_FALSE(command_buffer_->GetErrorStatus());
 }
 
 TEST_F(GPUProcessorTest, ProcessesOneCommand) {
-  command_buffer::CommandHeader* header =
-      reinterpret_cast<command_buffer::CommandHeader*>(&buffer_[0]);
+  gpu::CommandHeader* header =
+      reinterpret_cast<gpu::CommandHeader*>(&buffer_[0]);
   header[0].command = 7;
   header[0].size = 2;
   buffer_[1] = 123;
 
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(2));
   EXPECT_CALL(*command_buffer_, SetGetOffset(2));
 
   EXPECT_CALL(*async_api_, DoCommand(7, 1, &buffer_[0]))
-    .WillOnce(Return(command_buffer::parse_error::kParseNoError));
+    .WillOnce(Return(gpu::parse_error::kParseNoError));
 
   processor_->ProcessCommands();
 
-  EXPECT_EQ(command_buffer::parse_error::kParseNoError,
+  EXPECT_EQ(gpu::parse_error::kParseNoError,
             command_buffer_->ResetParseError());
   EXPECT_FALSE(command_buffer_->GetErrorStatus());
 }
 
 TEST_F(GPUProcessorTest, ProcessesTwoCommands) {
-  command_buffer::CommandHeader* header =
-      reinterpret_cast<command_buffer::CommandHeader*>(&buffer_[0]);
+  gpu::CommandHeader* header =
+      reinterpret_cast<gpu::CommandHeader*>(&buffer_[0]);
   header[0].command = 7;
   header[0].size = 2;
   buffer_[1] = 123;
   header[2].command = 8;
   header[2].size = 1;
 
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(3));
   EXPECT_CALL(*command_buffer_, SetGetOffset(3));
 
   EXPECT_CALL(*async_api_, DoCommand(7, 1, &buffer_[0]))
-    .WillOnce(Return(command_buffer::parse_error::kParseNoError));
+    .WillOnce(Return(gpu::parse_error::kParseNoError));
 
   EXPECT_CALL(*async_api_, DoCommand(8, 0, &buffer_[2]))
-    .WillOnce(Return(command_buffer::parse_error::kParseNoError));
+    .WillOnce(Return(gpu::parse_error::kParseNoError));
 
   processor_->ProcessCommands();
 }
 
 TEST_F(GPUProcessorTest, PostsTaskToFinishRemainingCommands) {
-  command_buffer::CommandHeader* header =
-      reinterpret_cast<command_buffer::CommandHeader*>(&buffer_[0]);
+  gpu::CommandHeader* header =
+      reinterpret_cast<gpu::CommandHeader*>(&buffer_[0]);
   header[0].command = 7;
   header[0].size = 2;
   buffer_[1] = 123;
   header[2].command = 8;
   header[2].size = 1;
   header[3].command = 9;
   header[3].size = 1;
 
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(4));
 
   EXPECT_CALL(*async_api_, DoCommand(7, 1, &buffer_[0]))
-    .WillOnce(Return(command_buffer::parse_error::kParseNoError));
+    .WillOnce(Return(gpu::parse_error::kParseNoError));
 
   EXPECT_CALL(*async_api_, DoCommand(8, 0, &buffer_[2]))
-    .WillOnce(Return(command_buffer::parse_error::kParseNoError));
+    .WillOnce(Return(gpu::parse_error::kParseNoError));
 
   EXPECT_CALL(*command_buffer_, SetGetOffset(3));
 
   processor_->ProcessCommands();
 
   // ProcessCommands is called a second time when the pending task is run.
 
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(4));
 
   EXPECT_CALL(*async_api_, DoCommand(9, 0, &buffer_[3]))
-    .WillOnce(Return(command_buffer::parse_error::kParseNoError));
+    .WillOnce(Return(gpu::parse_error::kParseNoError));
 
   EXPECT_CALL(*command_buffer_, SetGetOffset(4));
 
   MessageLoop::current()->RunAllPending();
 }
 
 TEST_F(GPUProcessorTest, SetsErrorCodeOnCommandBuffer) {
-  command_buffer::CommandHeader* header =
-      reinterpret_cast<command_buffer::CommandHeader*>(&buffer_[0]);
+  gpu::CommandHeader* header =
+      reinterpret_cast<gpu::CommandHeader*>(&buffer_[0]);
   header[0].command = 7;
   header[0].size = 1;
 
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(1));
   EXPECT_CALL(*command_buffer_, SetGetOffset(1));
 
   EXPECT_CALL(*async_api_, DoCommand(7, 0, &buffer_[0]))
     .WillOnce(Return(
-        command_buffer::parse_error::kParseUnknownCommand));
+        gpu::parse_error::kParseUnknownCommand));
 
   EXPECT_CALL(*command_buffer_,
-      SetParseError(command_buffer::parse_error::kParseUnknownCommand));
+      SetParseError(gpu::parse_error::kParseUnknownCommand));
 
   processor_->ProcessCommands();
 }
 
 TEST_F(GPUProcessorTest,
        RecoverableParseErrorsAreNotClearedByFollowingSuccessfulCommands) {
-  command_buffer::CommandHeader* header =
-      reinterpret_cast<command_buffer::CommandHeader*>(&buffer_[0]);
+  gpu::CommandHeader* header =
+      reinterpret_cast<gpu::CommandHeader*>(&buffer_[0]);
   header[0].command = 7;
   header[0].size = 1;
   header[1].command = 8;
   header[1].size = 1;
 
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(2));
   EXPECT_CALL(*command_buffer_, SetGetOffset(2));
 
   EXPECT_CALL(*async_api_, DoCommand(7, 0, &buffer_[0]))
     .WillOnce(Return(
-        command_buffer::parse_error::kParseUnknownCommand));
+        gpu::parse_error::kParseUnknownCommand));
 
   EXPECT_CALL(*async_api_, DoCommand(8, 0, &buffer_[1]))
-    .WillOnce(Return(command_buffer::parse_error::kParseNoError));
+    .WillOnce(Return(gpu::parse_error::kParseNoError));
 
   EXPECT_CALL(*command_buffer_,
-      SetParseError(command_buffer::parse_error::kParseUnknownCommand));
+      SetParseError(gpu::parse_error::kParseUnknownCommand));
 
   processor_->ProcessCommands();
 }
 
 TEST_F(GPUProcessorTest, UnrecoverableParseErrorsRaiseTheErrorStatus) {
-  command_buffer::CommandHeader* header =
-      reinterpret_cast<command_buffer::CommandHeader*>(&buffer_[0]);
+  gpu::CommandHeader* header =
+      reinterpret_cast<gpu::CommandHeader*>(&buffer_[0]);
   header[0].command = 7;
   header[0].size = 1;
   header[1].command = 8;
   header[1].size = 1;
 
   EXPECT_CALL(*command_buffer_, GetPutOffset())
     .WillOnce(Return(2));
 
   EXPECT_CALL(*async_api_, DoCommand(7, 0, &buffer_[0]))
-    .WillOnce(Return(command_buffer::parse_error::kParseInvalidSize));
+    .WillOnce(Return(gpu::parse_error::kParseInvalidSize));
 
   EXPECT_CALL(*command_buffer_,
-      SetParseError(command_buffer::parse_error::kParseInvalidSize));
+      SetParseError(gpu::parse_error::kParseInvalidSize));
 
   EXPECT_CALL(*command_buffer_, RaiseErrorStatus());
 
   processor_->ProcessCommands();
 }
 
 TEST_F(GPUProcessorTest, ProcessCommandsDoesNothingAfterUnrecoverableError) {
   EXPECT_CALL(*command_buffer_, GetErrorStatus())
     .WillOnce(Return(true));
 
@@ skipping 26 matching lines @@
     .WillOnce(Return(shared_memory_.get()));
 
   EXPECT_EQ(kRingBufferSize, processor_->GetSharedMemorySize(7));
 }
 
 TEST_F(GPUProcessorTest, SetTokenForwardsToCommandBuffer) {
   EXPECT_CALL(*command_buffer_, SetToken(7));
   processor_->set_token(7);
 }
 
-}  // namespace command_buffer
+}  // namespace gpu