|  | /* | 
|  | *  Copyright (c) 2025 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. | 
|  | */ | 
|  | #ifndef TEST_CREATE_TEST_FIELD_TRIALS_H_ | 
|  | #define TEST_CREATE_TEST_FIELD_TRIALS_H_ | 
|  |  | 
|  | #include "absl/strings/string_view.h" | 
|  | #include "api/field_trials.h" | 
|  |  | 
|  | namespace webrtc { | 
|  |  | 
|  | // Creates field trials from command line flag --force_fieldtrials | 
|  | // and passed field trial string. Field trials in the `s` take priority over | 
|  | // the command line flag. | 
|  | // Crashes if command line flag or the `s` are not a valid field trial string. | 
|  | // | 
|  | // The intention of this function is to be the default source of field trials | 
|  | // in tests so that tests always use the command line flag. | 
|  | FieldTrials CreateTestFieldTrials(absl::string_view s = ""); | 
|  |  | 
|  | }  // namespace webrtc | 
|  |  | 
|  | #endif  // TEST_CREATE_TEST_FIELD_TRIALS_H_ |