gpu: Add base class for gpu service tests

gpu/command_buffer/service/shader_manager_unittest.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/shader_manager.h"
 
 #include "base/memory/scoped_ptr.h"
+#include "gpu/command_buffer/service/gpu_service_test.h"
 #include "gpu/command_buffer/service/mocks.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gl/gl_mock.h"
 
 using ::testing::Return;
 using ::testing::ReturnRef;
 
 namespace gpu {
 namespace gles2 {
 
-class ShaderManagerTest : public testing::Test {
+class ShaderManagerTest : public GpuServiceTest {
  public:
   ShaderManagerTest() {
   }
 
   virtual ~ShaderManagerTest() {
     manager_.Destroy(false);
   }
 
  protected:
-  virtual void SetUp() {
-    gl_.reset(new ::testing::StrictMock< ::gfx::MockGLInterface>());
-    ::gfx::MockGLInterface::SetGLInterface(gl_.get());
-  }
-
-  virtual void TearDown() {
-    ::gfx::MockGLInterface::SetGLInterface(NULL);
-    gl_.reset();
-  }
-
-  // Use StrictMock to make 100% sure we know how GL will be called.
-  scoped_ptr< ::testing::StrictMock< ::gfx::MockGLInterface> > gl_;
   ShaderManager manager_;
 };
 
 TEST_F(ShaderManagerTest, Basic) {
   const GLuint kClient1Id = 1;
   const GLuint kService1Id = 11;
   const GLenum kShader1Type = GL_VERTEX_SHADER;
   const GLuint kClient2Id = 2;
   // Check we can create shader.
   Shader* info0 = manager_.CreateShader(
@@ skipping 212 matching lines @@
   EXPECT_FALSE(shader1->InUse());
   shader2 = manager_.GetShader(kClient1Id);
   EXPECT_EQ(shader1, shader2);
   manager_.MarkAsDeleted(shader1);  // this should delete the shader.
   shader2 = manager_.GetShader(kClient1Id);
   EXPECT_TRUE(shader2 == NULL);
 }
 
 }  // namespace gles2
 }  // namespace gpu