1 // Copyright 2019 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 #include "gpu/command_buffer/service/shared_context_state.h"
6
7 #include <limits>
8 #include <memory>
9 #include <string>
10 #include <utility>
11
12 #include "base/callback_helpers.h"
13 #include "base/command_line.h"
14 #include "base/memory/ptr_util.h"
15 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
16 #include "gpu/command_buffer/service/context_state_test_helpers.h"
17 #include "gpu/command_buffer/service/feature_info.h"
18 #include "gpu/command_buffer/service/shared_context_state.h"
19 #include "gpu/command_buffer/service/test_helper.h"
20 #include "gpu/config/gpu_driver_bug_workarounds.h"
21 #include "gpu/config/gpu_feature_info.h"
22 #include "gpu/config/gpu_preferences.h"
23 #include "testing/gtest/include/gtest/gtest.h"
24 #include "ui/gl/gl_context_stub.h"
25 #include "ui/gl/gl_mock.h"
26 #include "ui/gl/gl_surface_stub.h"
27 #include "ui/gl/init/gl_factory.h"
28 #include "ui/gl/test/gl_surface_test_support.h"
29
30 using ::testing::_;
31 using ::testing::InSequence;
32 using ::testing::Return;
33 using ::testing::SetArgPointee;
34 using ::testing::StrictMock;
35
36 namespace gpu {
37
38 class SharedContextStateTest : public ::testing::Test {
39 public:
40 SharedContextStateTest() = default;
41 };
42
TEST_F(SharedContextStateTest,InitFailsIfLostContext)43 TEST_F(SharedContextStateTest, InitFailsIfLostContext) {
44 const ContextType context_type = CONTEXT_TYPE_OPENGLES2;
45
46 // For easier substring/extension matching
47 gl::SetGLGetProcAddressProc(gl::MockGLInterface::GetGLProcAddress);
48 gl::GLSurfaceTestSupport::InitializeOneOffWithMockBindings();
49
50 StrictMock<gl::MockGLInterface> gl_interface;
51 gl::MockGLInterface::SetGLInterface(&gl_interface);
52
53 InSequence sequence;
54
55 auto surface = base::MakeRefCounted<gl::GLSurfaceStub>();
56 auto context = base::MakeRefCounted<gl::GLContextStub>();
57 const char gl_version[] = "2.1";
58 context->SetGLVersionString(gl_version);
59 const char gl_extensions[] = "GL_KHR_robustness";
60 context->SetExtensionsString(gl_extensions);
61
62 context->MakeCurrent(surface.get());
63
64 GpuFeatureInfo gpu_feature_info;
65 GpuDriverBugWorkarounds workarounds;
66 auto feature_info =
67 base::MakeRefCounted<gles2::FeatureInfo>(workarounds, gpu_feature_info);
68 gles2::TestHelper::SetupFeatureInfoInitExpectationsWithGLVersion(
69 &gl_interface, gl_extensions, "", gl_version, context_type);
70 feature_info->Initialize(gpu::CONTEXT_TYPE_OPENGLES2, false /* passthrough */,
71 gles2::DisallowedFeatures());
72
73 // Setup expectations for SharedContextState::InitializeGL().
74 EXPECT_CALL(gl_interface, GetIntegerv(GL_MAX_VERTEX_ATTRIBS, _))
75 .WillOnce(SetArgPointee<1>(8u))
76 .RetiresOnSaturation();
77 EXPECT_CALL(gl_interface, GetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, _))
78 .WillOnce(SetArgPointee<1>(8u))
79 .RetiresOnSaturation();
80 ContextStateTestHelpers::SetupInitState(&gl_interface, feature_info.get(),
81 gfx::Size(1, 1));
82
83 EXPECT_CALL(gl_interface, GetGraphicsResetStatusARB())
84 .WillOnce(Return(GL_GUILTY_CONTEXT_RESET_ARB));
85
86 auto shared_context_state = base::MakeRefCounted<SharedContextState>(
87 new gl::GLShareGroup(), surface, context,
88 false /* use_virtualized_gl_contexts */, base::DoNothing());
89
90 bool result =
91 shared_context_state->InitializeGL(GpuPreferences(), feature_info);
92 EXPECT_FALSE(result);
93 }
94
95 } // namespace gpu
96