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content / browser / metrics / histogram_shared_memory_config_unittest.cc [blame]

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/metrics/histogram_shared_memory_config.h"

#include <string_view>

#include "content/public/common/process_type.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace content {

namespace {

using Config = base::HistogramSharedMemory::Config;

struct ProcessTypeToOptionalConfig {
  int process_type;
  std::optional<Config> expected;

  ProcessTypeToOptionalConfig(int type, std::nullopt_t)
      : process_type(type), expected(std::nullopt) {}

  ProcessTypeToOptionalConfig(int type, std::string_view name, size_t size)
      : process_type(type), expected(Config{type, name, size}) {}
};

using HistogramSharedMemoryConfigTest =
    testing::TestWithParam<ProcessTypeToOptionalConfig>;

}  // namespace

TEST_P(HistogramSharedMemoryConfigTest, GetHistogramSharedMemoryConfig) {
  const auto& process_type = GetParam().process_type;
  const auto& expected = GetParam().expected;

  const auto config = GetHistogramSharedMemoryConfig(process_type);
  ASSERT_EQ(config.has_value(), expected.has_value());
  if (config.has_value()) {
    EXPECT_EQ(config->process_type, process_type);
    EXPECT_EQ(config->allocator_name, expected->allocator_name);
    EXPECT_EQ(config->memory_size_bytes, expected->memory_size_bytes);
  }
}

INSTANTIATE_TEST_SUITE_P(
    All,
    HistogramSharedMemoryConfigTest,
    testing::ValuesIn(std::vector<ProcessTypeToOptionalConfig>({
        {PROCESS_TYPE_UNKNOWN, std::nullopt},
        {PROCESS_TYPE_BROWSER, std::nullopt},
        {PROCESS_TYPE_RENDERER, "RendererMetrics", 2 << 20},
        {PROCESS_TYPE_PLUGIN_DEPRECATED, std::nullopt},
        {PROCESS_TYPE_WORKER_DEPRECATED, std::nullopt},
        {PROCESS_TYPE_UTILITY, "UtilityMetrics", 512 << 10},
        {PROCESS_TYPE_ZYGOTE, "ZygoteMetrics", 64 << 10},
        {PROCESS_TYPE_SANDBOX_HELPER, "SandboxHelperMetrics", 64 << 10},
        {PROCESS_TYPE_GPU, "GpuMetrics", 256 << 10},
        {PROCESS_TYPE_PPAPI_PLUGIN, "PpapiPluginMetrics", 64 << 10},
        {PROCESS_TYPE_PPAPI_BROKER, "PpapiBrokerMetrics", 64 << 10},
    })));

}  // namespace content