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// Copyright (c) 2011 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/config/gpu_util.h"
#include "base/memory/scoped_ptr.h"
#include "base/strings/string_split.h"
#include "gpu/config/gpu_control_list_jsons.h"
#include "gpu/config/gpu_driver_bug_list.h"
#include "gpu/config/gpu_info.h"
#include "gpu/config/gpu_info_collector.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gl/gl_switches.h"
namespace gpu {
TEST(GpuUtilTest, MergeFeatureSets) {
{
// Merge two empty sets.
std::set<int> src;
std::set<int> dst;
EXPECT_TRUE(dst.empty());
MergeFeatureSets(&dst, src);
EXPECT_TRUE(dst.empty());
}
{
// Merge an empty set into a set with elements.
std::set<int> src;
std::set<int> dst;
dst.insert(1);
EXPECT_EQ(1u, dst.size());
MergeFeatureSets(&dst, src);
EXPECT_EQ(1u, dst.size());
}
{
// Merge two sets where the source elements are already in the target set.
std::set<int> src;
std::set<int> dst;
src.insert(1);
dst.insert(1);
EXPECT_EQ(1u, dst.size());
MergeFeatureSets(&dst, src);
EXPECT_EQ(1u, dst.size());
}
{
// Merge two sets with different elements.
std::set<int> src;
std::set<int> dst;
src.insert(1);
dst.insert(2);
EXPECT_EQ(1u, dst.size());
MergeFeatureSets(&dst, src);
EXPECT_EQ(2u, dst.size());
}
}
TEST(GpuUtilTest, StringToFeatureSet) {
{
// zero feature.
std::set<int> features;
StringToFeatureSet("", &features);
EXPECT_EQ(0u, features.size());
}
{
// One features.
std::set<int> features;
StringToFeatureSet("4", &features);
EXPECT_EQ(1u, features.size());
}
{
// Multiple features.
std::set<int> features;
StringToFeatureSet("1,9", &features);
EXPECT_EQ(2u, features.size());
}
}
TEST(GpuUtilTest,
ApplyGpuDriverBugWorkarounds_DisabledExtensions) {
GPUInfo gpu_info;
CollectBasicGraphicsInfo(&gpu_info);
scoped_ptr<GpuDriverBugList> list(GpuDriverBugList::Create());
list->LoadList(kGpuDriverBugListJson, GpuControlList::kCurrentOsOnly);
list->MakeDecision(GpuControlList::kOsAny, std::string(), gpu_info);
std::vector<std::string> expected_disabled_extensions =
list->GetDisabledExtensions();
base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
ApplyGpuDriverBugWorkarounds(gpu_info, &command_line);
std::vector<std::string> actual_disabled_extensions = base::SplitString(
command_line.GetSwitchValueASCII(switches::kDisableGLExtensions), ", ;",
base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
sort(expected_disabled_extensions.begin(),
expected_disabled_extensions.end());
sort(actual_disabled_extensions.begin(), actual_disabled_extensions.end());
EXPECT_EQ(expected_disabled_extensions, actual_disabled_extensions);
}
} // namespace gpu
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