webrtc/modules/video_coding/svc/scalability_mode_util_unittest.cc
Niels Möller 79d566b0cf New enum ScalabilityMode.
Used instead of string representation in lower-levels of encoder configuration, to avoid string comparisons (with risk of misspelling) in lots of places.

Bug: webrtc:11607
Change-Id: I4d51c2265aac297c29976d2aa601d8ffb33b7326
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/259870
Commit-Queue: Niels Moller <nisse@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Florent Castelli <orphis@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36706}
2022-04-29 12:16:42 +00:00

47 lines
1.6 KiB
C++

/*
* Copyright (c) 2022 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 "modules/video_coding/svc/scalability_mode_util.h"
#include "absl/strings/string_view.h"
#include "absl/types/optional.h"
#include "api/video_codecs/scalability_mode.h"
#include "test/gtest.h"
namespace webrtc {
namespace {
TEST(ScalabilityModeUtil, ConvertsL1T2) {
EXPECT_EQ(ScalabilityModeFromString("L1T2"), ScalabilityMode::kL1T2);
EXPECT_EQ(ScalabilityModeToString(ScalabilityMode::kL1T2), "L1T2");
}
TEST(ScalabilityModeUtil, RejectsUnknownString) {
EXPECT_EQ(ScalabilityModeFromString(""), absl::nullopt);
EXPECT_EQ(ScalabilityModeFromString("not-a-mode"), absl::nullopt);
}
// Check roundtrip conversion of all enum values.
TEST(ScalabilityModeUtil, ConvertsAllToAndFromString) {
const ScalabilityMode kLastEnum = ScalabilityMode::kS3T3;
for (int numerical_enum = 0; numerical_enum <= static_cast<int>(kLastEnum);
numerical_enum++) {
ScalabilityMode scalability_mode =
static_cast<ScalabilityMode>(numerical_enum);
absl::string_view scalability_mode_string =
ScalabilityModeToString(scalability_mode);
EXPECT_FALSE(scalability_mode_string.empty());
EXPECT_EQ(ScalabilityModeFromString(scalability_mode_string),
scalability_mode);
}
}
} // namespace
} // namespace webrtc