Added support for getting and setting the CommandBuffer token and error....

o3d/gpu_plugin/command_buffer_unittest.cc

 // Copyright (c) 2006-2008 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/thread.h"
 #include "o3d/gpu_plugin/command_buffer.h"
 #include "o3d/gpu_plugin/np_utils/dynamic_np_object.h"
 #include "o3d/gpu_plugin/np_utils/np_browser_mock.h"
 #include "o3d/gpu_plugin/np_utils/np_object_mock.h"
 #include "o3d/gpu_plugin/np_utils/np_object_pointer.h"
@@ skipping 218 matching lines @@
   EXPECT_EQ(1, command_buffer_->RegisterObject(window_object_));
   EXPECT_EQ(window_object_, command_buffer_->GetRegisteredObject(1));
   EXPECT_EQ(2, command_buffer_->RegisterObject(window_object_));
   EXPECT_EQ(window_object_, command_buffer_->GetRegisteredObject(2));
   command_buffer_->UnregisterObject(window_object_, 2);
   command_buffer_->UnregisterObject(window_object_, 1);
   EXPECT_EQ(1, command_buffer_->RegisterObject(window_object_));
   EXPECT_EQ(window_object_, command_buffer_->GetRegisteredObject(1));
 }
 
+TEST_F(CommandBufferTest, DefaultTokenIsZero) {
+  EXPECT_EQ(0, command_buffer_->GetToken());
+}
+
+TEST_F(CommandBufferTest, CanSetToken) {
+  command_buffer_->SetToken(7);
+  EXPECT_EQ(7, command_buffer_->GetToken());
+}
+
+TEST_F(CommandBufferTest, DefaultErrorIsNoError) {
+  EXPECT_EQ(CommandBuffer::ERROR_NO_ERROR, command_buffer_->ResetError());
+}
+
+TEST_F(CommandBufferTest, CanSetAndResetError) {
+  command_buffer_->SetError(CommandBuffer::ERROR_UNKNOWN_COMMAND);
+  EXPECT_EQ(CommandBuffer::ERROR_UNKNOWN_COMMAND,
+      command_buffer_->ResetError());
+  EXPECT_EQ(CommandBuffer::ERROR_NO_ERROR, command_buffer_->ResetError());
+}
+
 }  // namespace gpu_plugin
 }  // namespace o3d