Michael Froman
8588f270e0
Upstream commit: https://webrtc.googlesource.com/src/+/6586b609cd2ed2c44ff855efa90251ec5434ecd1 Fix rtc_unittests for force-test-env flag Update unittests to use CreateTestEnvironment and CreateTestFieldTrials instead of production versions, and add bypasses to low-level implementation tests, allowing rtc_unittests to pass with the --force-test-environment flag. Bug: webrtc:521534686 Change-Id: I2c70d254a6950db86bdd129ea690c9fc7b4901ef Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/480221 Auto-Submit: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Danil Chapovalov <danilchap@webrtc.org> Commit-Queue: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/main@{#47962}
65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
/*
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* Copyright 2019 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef API_FIELD_TRIALS_VIEW_H_
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#define API_FIELD_TRIALS_VIEW_H_
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#include <memory>
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#include <string>
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#include "absl/strings/match.h"
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#include "absl/strings/string_view.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/system/rtc_export.h"
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namespace webrtc {
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// An interface that provides the means to access field trials.
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//
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// A FieldTrialsView is guaranteed to be immutable,
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//
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// Note that there are no guarantess that the meaning of a particular key-value
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// mapping will be preserved over time and no announcements will be made if they
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// are changed. It's up to the library user to ensure that the behavior does not
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// break.
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class RTC_EXPORT FieldTrialsView {
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public:
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virtual ~FieldTrialsView() = default;
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// Returns the configured value for `key` or an empty string if the field
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// trial isn't configured.
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virtual std::string Lookup(absl::string_view key) const = 0;
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bool IsEnabled(absl::string_view key) const {
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return absl::StartsWith(Lookup(key), "Enabled");
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}
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bool IsDisabled(absl::string_view key) const {
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return absl::StartsWith(Lookup(key), "Disabled");
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}
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// Returns true if this view is of a registry that is suitable for use
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// in a test environment.
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virtual bool IsTest() const { return false; }
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// Create a copy of this view.
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//
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// This method can't be pure virtual, due to downstream projects
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// but that is fine since they won't use the method...if they
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// implement their own FieldTrialsView.
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virtual std::unique_ptr<FieldTrialsView> CreateCopy() const {
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RTC_CHECK_NOTREACHED();
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return nullptr;
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}
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};
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} // namespace webrtc
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#endif // API_FIELD_TRIALS_VIEW_H_
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