ui/gl/gl_mock.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // This file implements mock GL Interface for unit testing. The interface
   6 // corresponds to the set of functionally distinct GL functions defined in
   7 // generate_bindings.py, which may originate from either desktop GL or GLES.
   8
   9 #ifndef UI_GL_GL_MOCK_H_
  10 #define UI_GL_GL_MOCK_H_
  11
  12 #include "testing/gmock/include/gmock/gmock.h"
  13 #include "ui/gl/gl_bindings.h"
  14
  15 namespace gfx {
  16
  17 class MockGLInterface {
  18  public:
  19   MockGLInterface();
  20   virtual ~MockGLInterface();
  21
  22   // Set the functions called from the mock GL implementation for the purposes
  23   // of testing.
  24   static void SetGLInterface(MockGLInterface* gl_interface);
  25
  26   // Find an entry point to the mock GL implementation.
  27   static void* GL_BINDING_CALL GetGLProcAddress(const char* name);
  28
  29   // Include the auto-generated parts of this class. We split this because
  30   // it means we can easily edit the non-auto generated parts right here in
  31   // this file instead of having to edit some template or the code generator.
  32
  33   // Member functions
  34   #include "gl_mock_autogen_gl.h"
  35
  36   // TODO(zmo): crbug.com/456340
  37   // Functions that cannot be mocked because they have more than 10 args.
  38   void CompressedTexSubImage3D(
  39       GLenum /*target*/, GLint /*level*/, GLint /*xoffset*/, GLint /*yoffset*/,
  40       GLint /*zoffset*/, GLsizei /*width*/, GLsizei /*height*/,
  41       GLsizei /*depth*/, GLenum /*format*/, GLsizei /*imageSize*/,
  42       const void* /*data*/) {
  43     NOTREACHED();
  44   }
  45   void TexSubImage3D(
  46       GLenum /*target*/, GLint /*level*/, GLint /*xoffset*/, GLint /*yoffset*/,
  47       GLint /*zoffset*/, GLsizei /*width*/, GLsizei /*height*/,
  48       GLsizei /*depth*/, GLenum /*format*/, GLenum /*type*/,
  49       const void* /*pixels*/) {
  50     NOTREACHED();
  51   }
  52
  53  private:
  54   static MockGLInterface* interface_;
  55
  56   // Static mock functions that invoke the member functions of interface_.
  57   #include "gl_bindings_autogen_mock.h"
  58 };
  59
  60 }  // namespace gfx
  61
  62 #endif  // UI_GL_GL_MOCK_H_