chromium/third_party/abseil-cpp/absl/strings/internal/cordz_functions_test.cc

// Copyright 2019 The Abseil Authors.
//
// 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
//
//      https://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 "absl/strings/internal/cordz_functions.h"

#include <thread>  // NOLINT we need real clean new threads

#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "absl/base/config.h"

namespace absl {
ABSL_NAMESPACE_BEGIN
namespace cord_internal {
namespace {

Eq;
Ge;
Le;

TEST(CordzFunctionsTest, SampleRate) { … }

// Cordz is disabled when we don't have thread_local. All calls to
// should_profile will return false when cordz is disabled, so we might want to
// avoid those tests.
#ifdef ABSL_INTERNAL_CORDZ_ENABLED

TEST(CordzFunctionsTest, ShouldProfileDisable) { … }

TEST(CordzFunctionsTest, ShouldProfileAlways) { … }

TEST(CordzFunctionsTest, DoesNotAlwaysSampleFirstCord) { … }

TEST(CordzFunctionsTest, ShouldProfileRate) { … }

#else  // ABSL_INTERNAL_CORDZ_ENABLED

TEST(CordzFunctionsTest, ShouldProfileDisabled) {
  int32_t orig_sample_rate = get_cordz_mean_interval();

  set_cordz_mean_interval(1);
  cordz_set_next_sample_for_testing(0);
  EXPECT_FALSE(cordz_should_profile());

  set_cordz_mean_interval(orig_sample_rate);
}

#endif  // ABSL_INTERNAL_CORDZ_ENABLED

}  // namespace
}  // namespace cord_internal
ABSL_NAMESPACE_END
}  // namespace absl