Adds a GLMock object so we can check the code is...

gpu/command_buffer/service/gles2_cmd_decoder_unittest.cc

+// 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 "gpu/command_buffer/service/gles2_cmd_decoder.h"
+#include "gpu/command_buffer/common/gles2_cmd_format.h"
+#include "gpu/command_buffer/service/gl_mock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using ::testing::_;
+using ::testing::Return;
+using ::testing::SetArgumentPointee;
+
+namespace gpu {
+namespace gles2 {
+
+class GLES2DecoderTest : public testing::Test {
+ protected:
+  virtual void SetUp() {
+    gl_ = new ::gles2::MockGLInterface();
+    ::gles2::GLInterface::SetGLInterface(gl_);
+
+    EXPECT_CALL(*gl_, GetIntegerv(_, _))
+        .WillOnce(SetArgumentPointee<1>(16));
+    EXPECT_CALL(*gl_, GetError())
+        .WillRepeatedly(Return(GL_NO_ERROR));
+
+    decoder_ = GLES2Decoder::Create();
+    decoder_->Initialize();
+  }
+
+  virtual void TearDown() {
+    decoder_->Destroy();
+    delete decoder_;
+    ::gles2::GLInterface::SetGLInterface(NULL);
+    delete gl_;
+  }
+
+  template <typename T>
+  parse_error::ParseError ExecuteCmd(const T& cmd) {
+    COMPILE_ASSERT(T::kArgFlags == cmd::kFixed, Cmd_kArgFlags_not_kFixed);
+    return decoder_->DoCommand(cmd.kCmdId,
+                               ComputeNumEntries(sizeof(cmd)) - 1,
+                               &cmd);
+  }
+
+  template <typename T>
+  parse_error::ParseError ExecuteImmediateCmd(const T& cmd, size_t data_size) {
+    COMPILE_ASSERT(T::kArgFlags == cmd::kAtLeastN, Cmd_kArgFlags_not_kAtLeastN);
+    return decoder_.DoCommand(cmd.kCmdId,
+                              ComputeNumEntries(sizeof(cmd) + data_size) - 1,
+                              &cmd);
+  }
+
+  ::gles2::MockGLInterface* gl_;
+  GLES2Decoder* decoder_;
+};
+
+TEST_F(GLES2DecoderTest, Enable) {
+  EXPECT_CALL(*gl_, Enable(GL_BLEND));
+
+  Enable cmd;
+  cmd.Init(GL_BLEND);
+  EXPECT_EQ(parse_error::kParseNoError, ExecuteCmd(cmd));
+}
+
+}  // namespace gles2
+}  // namespace gpu
+
+