1 files changed, 61 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/audio_coding/neteq/test/neteq_performance_unittest.cc b/third_party/libwebrtc/modules/audio_coding/neteq/test/neteq_performance_unittest.cc
new file mode 100644
index 0000000000..1b453cf7bf
--- /dev/null
+++ b/third_party/libwebrtc/modules/audio_coding/neteq/test/neteq_performance_unittest.cc
@@ -0,0 +1,61 @@
+/*
+ *  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 "absl/flags/flag.h"
+#include "api/test/metrics/global_metrics_logger_and_exporter.h"
+#include "api/test/metrics/metric.h"
+#include "modules/audio_coding/neteq/tools/neteq_performance_test.h"
+#include "test/gtest.h"
+#include "test/test_flags.h"
+
+namespace webrtc {
+namespace {
+
+using ::webrtc::test::GetGlobalMetricsLogger;
+using ::webrtc::test::ImprovementDirection;
+using ::webrtc::test::Unit;
+
+// Runs a test with 10% packet losses and 10% clock drift, to exercise
+// both loss concealment and time-stretching code.
+TEST(NetEqPerformanceTest, 10_Pl_10_Drift) {
+  const int kSimulationTimeMs = 10000000;
+  const int kQuickSimulationTimeMs = 100000;
+  const int kLossPeriod = 10;  // Drop every 10th packet.
+  const double kDriftFactor = 0.1;
+  int64_t runtime = test::NetEqPerformanceTest::Run(
+      absl::GetFlag(FLAGS_webrtc_quick_perf_test) ? kQuickSimulationTimeMs
+                                                  : kSimulationTimeMs,
+      kLossPeriod, kDriftFactor);
+  ASSERT_GT(runtime, 0);
+  GetGlobalMetricsLogger()->LogSingleValueMetric(
+      "neteq_performance", "10_pl_10_drift", runtime, Unit::kMilliseconds,
+      ImprovementDirection::kNeitherIsBetter);
+}
+
+// Runs a test with neither packet losses nor clock drift, to put
+// emphasis on the "good-weather" code path, which is presumably much
+// more lightweight.
+TEST(NetEqPerformanceTest, 0_Pl_0_Drift) {
+  const int kSimulationTimeMs = 10000000;
+  const int kQuickSimulationTimeMs = 100000;
+  const int kLossPeriod = 0;        // No losses.
+  const double kDriftFactor = 0.0;  // No clock drift.
+  int64_t runtime = test::NetEqPerformanceTest::Run(
+      absl::GetFlag(FLAGS_webrtc_quick_perf_test) ? kQuickSimulationTimeMs
+                                                  : kSimulationTimeMs,
+      kLossPeriod, kDriftFactor);
+  ASSERT_GT(runtime, 0);
+  GetGlobalMetricsLogger()->LogSingleValueMetric(
+      "neteq_performance", "0_pl_0_drift", runtime, Unit::kMilliseconds,
+      ImprovementDirection::kNeitherIsBetter);
+}
+
+}  // namespace
+}  // namespace webrtc