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/*
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "test/field_trial.h"
#include <string>
#include "absl/strings/string_view.h"
#include "rtc_base/checks.h"
#include "system_wrappers/include/field_trial.h"
namespace webrtc {
namespace test {
ScopedFieldTrials::ScopedFieldTrials(absl::string_view config)
: current_field_trials_(config),
previous_field_trials_(webrtc::field_trial::GetFieldTrialString()) {
RTC_CHECK(webrtc::field_trial::FieldTrialsStringIsValid(
current_field_trials_.c_str()))
<< "Invalid field trials string: " << current_field_trials_;
webrtc::field_trial::InitFieldTrialsFromString(current_field_trials_.c_str());
}
ScopedFieldTrials::~ScopedFieldTrials() {
RTC_CHECK(
webrtc::field_trial::FieldTrialsStringIsValid(previous_field_trials_))
<< "Invalid field trials string: " << previous_field_trials_;
webrtc::field_trial::InitFieldTrialsFromString(previous_field_trials_);
}
} // namespace test
} // namespace webrtc
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