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/*
* Copyright 2017 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "cobalt/browser/memory_settings/auto_mem.h"
#include <string>
#include <vector>
#include "base/optional.h"
#include "cobalt/browser/memory_settings/build_settings.h"
#include "cobalt/browser/memory_settings/calculations.h"
#include "cobalt/browser/memory_settings/test_common.h"
#include "cobalt/browser/switches.h"
#include "cobalt/math/size.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cobalt {
namespace browser {
namespace memory_settings {
const math::Size kResolution1080p(1920, 1080);
#define EXPECT_MEMORY_SETTING(SETTING, SOURCE, MEMORY_TYPE, VALUE) \
EXPECT_EQ(VALUE, SETTING->value()) << " failure for " << SETTING->name(); \
EXPECT_EQ(MEMORY_TYPE, SETTING->memory_type()) << "failure for " \
<< SETTING->memory_type(); \
EXPECT_EQ(SOURCE, SETTING->source_type()) << " failure for " \
<< SETTING->name();
// Tests the expectation that the command-line overrides will be applied.
// Settings which are enabled/disabled when blitter is enabled/disabled are
// also tested.
TEST(AutoMem, CommandLineOverrides) {
// Load up command line settings of command lines.
CommandLine command_line(CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kImageCacheSizeInBytes, "1234");
command_line.AppendSwitchASCII(switches::kJavaScriptGcThresholdInBytes,
"2345");
command_line.AppendSwitchASCII(switches::kSkiaCacheSizeInBytes, "3456");
command_line.AppendSwitchASCII(switches::kSkiaTextureAtlasDimensions,
"1234x5678");
command_line.AppendSwitchASCII(switches::kSoftwareSurfaceCacheSizeInBytes,
"4567");
for (int i = 0; i <= 1; ++i) {
BuildSettings builtin_settings = GetDefaultBuildSettings();
builtin_settings.has_blitter = (i == 0);
AutoMem auto_mem(kResolution1080p, command_line, builtin_settings);
// image_cache_size_in_bytes and javascript_gc_threshold_in_bytes settings
// ignore the blitter type.
EXPECT_MEMORY_SETTING(auto_mem.image_cache_size_in_bytes(),
MemorySetting::kCmdLine, MemorySetting::kGPU, 1234);
EXPECT_MEMORY_SETTING(auto_mem.javascript_gc_threshold_in_bytes(),
MemorySetting::kCmdLine, MemorySetting::kCPU, 2345);
// Certain features are only available for the blitter, and some features
// are disabled, vice versa.
if (builtin_settings.has_blitter) {
// When blitter is active then skia_atlas_texture_dimensions are
// not applicable because this is an OpenGl egl feature.
EXPECT_MEMORY_SETTING(
auto_mem.skia_atlas_texture_dimensions(), MemorySetting::kCmdLine,
MemorySetting::kNotApplicable, TextureDimensions(0, 0, 0));
// Skia cache is also an egl-only feature, which is not applicable
// for blitter.
EXPECT_MEMORY_SETTING(auto_mem.skia_cache_size_in_bytes(),
MemorySetting::kCmdLine,
MemorySetting::kNotApplicable, 0);
EXPECT_MEMORY_SETTING(auto_mem.software_surface_cache_size_in_bytes(),
MemorySetting::kCmdLine, MemorySetting::kCPU, 4567);
} else {
// Skia atlas is an egl-only feature and therefore enabled.
EXPECT_MEMORY_SETTING(auto_mem.skia_atlas_texture_dimensions(),
MemorySetting::kCmdLine, MemorySetting::kGPU,
TextureDimensions(1234, 5678, 2));
// Skia cache is an egl-only feature therefore it is enabled for egl.
EXPECT_MEMORY_SETTING(auto_mem.skia_cache_size_in_bytes(),
MemorySetting::kCmdLine, MemorySetting::kGPU, 3456);
// Software surface cache is a blitter-only feature, therefore disabled
// in egl.
EXPECT_MEMORY_SETTING(auto_mem.software_surface_cache_size_in_bytes(),
MemorySetting::kCmdLine,
MemorySetting::kNotApplicable, 0);
}
}
}
// Tests the expectation that if the command line specifies that the variable
// is "autoset" that the builtin setting is overriden.
TEST(AutoMem, CommandLineSpecifiesAutoset) {
CommandLine command_line(CommandLine::NO_PROGRAM);
command_line.AppendSwitchASCII(switches::kImageCacheSizeInBytes, "autoset");
BuildSettings build_settings;
build_settings.cobalt_image_cache_size_in_bytes = 1234;
AutoMem auto_mem(kResolution1080p, command_line, build_settings);
EXPECT_MEMORY_SETTING(auto_mem.image_cache_size_in_bytes(),
MemorySetting::kAutoSet, MemorySetting::kGPU,
CalculateImageCacheSize(kResolution1080p));
}
// Tests that skia atlas texture will be bind to the built in value, iff it has
// been set.
TEST(AutoMem, SkiaAtlasTextureAtlasSize) {
CommandLine empty_command_line(CommandLine::NO_PROGRAM);
BuildSettings builtin_settings;
BuildSettings builtin_settings_with_default;
builtin_settings_with_default.skia_texture_atlas_dimensions =
TextureDimensions(1234, 5678, 2);
AutoMem auto_mem(kResolution1080p, empty_command_line, builtin_settings);
AutoMem auto_mem_with_default(kResolution1080p, empty_command_line,
builtin_settings_with_default);
// Expect that when the skia_atlas_texture_dimensions is specified in the
// build settings that it will bind to the auto-set value (computed from
// CalculateSkiaGlyphAtlasTextureSize(...)).
EXPECT_MEMORY_SETTING(auto_mem.skia_atlas_texture_dimensions(),
MemorySetting::kAutoSet, MemorySetting::kGPU,
CalculateSkiaGlyphAtlasTextureSize(kResolution1080p));
// Expect that when the skia_atlas_texture_dimensions is specified in the
// build settings that it will bind to the final value.
EXPECT_MEMORY_SETTING(auto_mem_with_default.skia_atlas_texture_dimensions(),
MemorySetting::kBuildSetting, MemorySetting::kGPU,
TextureDimensions(1234, 5678, 2));
}
// Tests that software surface cache will be bind to the built in value, iff
// it has been set.
TEST(AutoMem, SoftwareSurfaceCacheSizeInBytes) {
CommandLine empty_command_line(CommandLine::NO_PROGRAM);
BuildSettings builtin_settings;
BuildSettings builtin_settings_with_default;
// Enable the setting by enabling the blitter.
builtin_settings.has_blitter = true;
builtin_settings_with_default.has_blitter = true;
builtin_settings_with_default.software_surface_cache_size_in_bytes = 1234;
AutoMem auto_mem(kResolution1080p, empty_command_line, builtin_settings);
AutoMem auto_mem_with_surface_cache(kResolution1080p, empty_command_line,
builtin_settings_with_default);
// Expect that when the software_surface_cache_size_in_bytes is specified in
// the/ build settings that it will bind to the auto-set value (computed from
// CalculateSoftwareSurfaceCacheSizeInBytes(...)).
EXPECT_MEMORY_SETTING(
auto_mem.software_surface_cache_size_in_bytes(), MemorySetting::kAutoSet,
MemorySetting::kCPU,
CalculateSoftwareSurfaceCacheSizeInBytes(kResolution1080p));
EXPECT_MEMORY_SETTING(
auto_mem_with_surface_cache.software_surface_cache_size_in_bytes(),
MemorySetting::kBuildSetting, MemorySetting::kCPU, 1234);
}
// Tests that skia cache will be bind to the built in value, iff
// it has been set.
TEST(AutoMem, SkiaCacheSizeInBytes) {
CommandLine empty_command_line(CommandLine::NO_PROGRAM);
BuildSettings builtin_settings;
BuildSettings builtin_settings_with_default;
builtin_settings_with_default.skia_cache_size_in_bytes = 1234;
AutoMem auto_mem(kResolution1080p, empty_command_line, builtin_settings);
AutoMem auto_mem_with_skia_cache(kResolution1080p, empty_command_line,
builtin_settings_with_default);
EXPECT_MEMORY_SETTING(auto_mem.skia_cache_size_in_bytes(),
MemorySetting::kAutoSet, MemorySetting::kGPU,
CalculateSkiaCacheSize(kResolution1080p));
EXPECT_MEMORY_SETTING(auto_mem_with_skia_cache.skia_cache_size_in_bytes(),
MemorySetting::kBuildSetting, MemorySetting::kGPU,
1234);
}
TEST(AutoMem, AllMemorySettingsAreOrderedByName) {
CommandLine empty_command_line(CommandLine::NO_PROGRAM);
BuildSettings builtin_settings;
AutoMem auto_mem(kResolution1080p, empty_command_line, builtin_settings);
std::vector<const MemorySetting*> settings = auto_mem.AllMemorySettings();
for (size_t i = 1; i < settings.size(); ++i) {
ASSERT_LT(settings[i-1]->name(), settings[i]->name());
}
}
} // namespace memory_settings
} // namespace browser
} // namespace cobalt
#undef EXPECT_MEMORY_SETTING