glx_api_unittest.cc 3.3 KB

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  1. // Copyright 2015 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. #include <memory>
  5. #include "testing/gtest/include/gtest/gtest.h"
  6. #include "ui/gl/gl_glx_api_implementation.h"
  7. #include "ui/gl/gl_implementation.h"
  8. namespace gl {
  9. class GLXApiTest : public testing::Test {
  10. public:
  11. void SetUp() override {
  12. fake_extension_string_ = "";
  13. g_driver_glx.ClearBindings();
  14. g_driver_glx.fn.glXQueryExtensionsStringFn = &FakeQueryExtensionsString;
  15. SetGLImplementation(kGLImplementationMockGL);
  16. SetGLGetProcAddressProc(
  17. static_cast<GLGetProcAddressProc>(&FakeGLGetProcAddress));
  18. }
  19. void TearDown() override {
  20. g_current_glx_context = nullptr;
  21. api_.reset(nullptr);
  22. g_driver_glx.ClearBindings();
  23. fake_extension_string_ = "";
  24. }
  25. void InitializeAPI(const char* disabled_extensions) {
  26. api_ = std::make_unique<RealGLXApi>();
  27. g_current_glx_context = api_.get();
  28. api_->Initialize(&g_driver_glx);
  29. if (disabled_extensions) {
  30. SetDisabledExtensionsGLX(disabled_extensions);
  31. }
  32. g_driver_glx.InitializeExtensionBindings();
  33. }
  34. void SetFakeExtensionString(const char* fake_string) {
  35. fake_extension_string_ = fake_string;
  36. }
  37. const char* GetExtensions() {
  38. return api_->glXQueryExtensionsStringFn(reinterpret_cast<Display*>(0x1), 0);
  39. }
  40. static GLXContext FakeCreateContextAttribsARB(Display* dpy,
  41. GLXFBConfig config,
  42. GLXContext share_context,
  43. int direct,
  44. const int* attrib_list) {
  45. return static_cast<GLXContext>(nullptr);
  46. }
  47. static GLFunctionPointerType GL_BINDING_CALL
  48. FakeGLGetProcAddress(const char* proc) {
  49. if (!strcmp("glXCreateContextAttribsARB", proc)) {
  50. return reinterpret_cast<GLFunctionPointerType>(
  51. &FakeCreateContextAttribsARB);
  52. }
  53. return NULL;
  54. }
  55. static const char* GL_BINDING_CALL FakeQueryExtensionsString(Display* dpy,
  56. int screen) {
  57. return fake_extension_string_;
  58. }
  59. protected:
  60. static const char* fake_extension_string_;
  61. std::unique_ptr<RealGLXApi> api_;
  62. };
  63. const char* GLXApiTest::fake_extension_string_ = "";
  64. TEST_F(GLXApiTest, DisabledExtensionBitTest) {
  65. static const char* kFakeExtensions = "GLX_ARB_create_context";
  66. static const char* kFakeDisabledExtensions = "GLX_ARB_create_context";
  67. SetFakeExtensionString(kFakeExtensions);
  68. InitializeAPI(nullptr);
  69. EXPECT_TRUE(g_driver_glx.ext.b_GLX_ARB_create_context);
  70. InitializeAPI(kFakeDisabledExtensions);
  71. EXPECT_FALSE(g_driver_glx.ext.b_GLX_ARB_create_context);
  72. }
  73. TEST_F(GLXApiTest, DisabledExtensionStringTest) {
  74. static const char* kFakeExtensions = "EGL_EXT_1 EGL_EXT_2"
  75. " EGL_EXT_3 EGL_EXT_4";
  76. static const char* kFakeDisabledExtensions =
  77. "EGL_EXT_1,EGL_EXT_2,EGL_FAKE";
  78. static const char* kFilteredExtensions = "EGL_EXT_3 EGL_EXT_4";
  79. SetFakeExtensionString(kFakeExtensions);
  80. InitializeAPI(nullptr);
  81. EXPECT_STREQ(kFakeExtensions, GetExtensions());
  82. InitializeAPI(kFakeDisabledExtensions);
  83. EXPECT_STREQ(kFilteredExtensions, GetExtensions());
  84. }
  85. } // namespace gl