command_buffer: Batch command processing to reduce handler overheads.

gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc

 // 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>
 
@@ skipping 183 matching lines @@
       gl_.get(),
       DisallowedFeatures(),
       normalized_init.extensions.c_str(),
       normalized_init.gl_version.c_str(),
       normalized_init.bind_generates_resource);
 
   // 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());
+
+  // Install FakeDoCommands handler so we can use individual DoCommand()
+  // expectations.
+  EXPECT_CALL(*mock_decoder_, DoCommands(_, _, _, _)).WillRepeatedly(
+      Invoke(mock_decoder_.get(), &MockGLES2Decoder::FakeDoCommands));
+
   EXPECT_TRUE(
       group_->Initialize(mock_decoder_.get(), DisallowedFeatures()));
 
   if (group_->feature_info()->feature_flags().native_vertex_array_object) {
     EXPECT_CALL(*gl_, GenVertexArraysOES(1, _))
       .WillOnce(SetArgumentPointee<1>(kServiceVertexArrayId))
         .RetiresOnSaturation();
     EXPECT_CALL(*gl_, BindVertexArrayOES(_)).Times(1).RetiresOnSaturation();
   }
 
@@ skipping 1448 matching lines @@
   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