1 files changed, 68 insertions, 0 deletions
diff --git a/third_party/libwebrtc/rtc_base/experiments/struct_parameters_parser_unittest.cc b/third_party/libwebrtc/rtc_base/experiments/struct_parameters_parser_unittest.cc
new file mode 100644
index 0000000000..0824bd3b27
--- /dev/null
+++ b/third_party/libwebrtc/rtc_base/experiments/struct_parameters_parser_unittest.cc
@@ -0,0 +1,68 @@
+/*
+ *  Copyright (c) 2019 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 "rtc_base/experiments/struct_parameters_parser.h"
+
+#include "rtc_base/gunit.h"
+
+namespace webrtc {
+namespace {
+struct DummyConfig {
+  bool enabled = false;
+  double factor = 0.5;
+  int retries = 5;
+  unsigned size = 3;
+  bool ping = 0;
+  absl::optional<TimeDelta> duration;
+  absl::optional<TimeDelta> latency = TimeDelta::Millis(100);
+  std::unique_ptr<StructParametersParser> Parser();
+};
+
+std::unique_ptr<StructParametersParser> DummyConfig::Parser() {
+  // The empty comments ensures that each pair is on a separate line.
+  return StructParametersParser::Create("e", &enabled,   //
+                                        "f", &factor,    //
+                                        "r", &retries,   //
+                                        "s", &size,      //
+                                        "p", &ping,      //
+                                        "d", &duration,  //
+                                        "l", &latency);
+}
+}  // namespace
+
+TEST(StructParametersParserTest, ParsesValidParameters) {
+  DummyConfig exp;
+  exp.Parser()->Parse("e:1,f:-1.7,r:2,s:7,p:1,d:8,l:,");
+  EXPECT_TRUE(exp.enabled);
+  EXPECT_EQ(exp.factor, -1.7);
+  EXPECT_EQ(exp.retries, 2);
+  EXPECT_EQ(exp.size, 7u);
+  EXPECT_EQ(exp.ping, true);
+  EXPECT_EQ(exp.duration.value().ms(), 8);
+  EXPECT_FALSE(exp.latency);
+}
+
+TEST(StructParametersParserTest, UsesDefaults) {
+  DummyConfig exp;
+  exp.Parser()->Parse("");
+  EXPECT_FALSE(exp.enabled);
+  EXPECT_EQ(exp.factor, 0.5);
+  EXPECT_EQ(exp.retries, 5);
+  EXPECT_EQ(exp.size, 3u);
+  EXPECT_EQ(exp.ping, false);
+}
+
+TEST(StructParametersParserTest, EncodeAll) {
+  DummyConfig exp;
+  auto encoded = exp.Parser()->Encode();
+  // All parameters are encoded.
+  EXPECT_EQ(encoded, "e:false,f:0.5,r:5,s:3,p:false,d:,l:100 ms");
+}
+
+}  // namespace webrtc