1 files changed, 110 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/rtp_rtcp/source/rtcp_packet/app_unittest.cc b/third_party/libwebrtc/modules/rtp_rtcp/source/rtcp_packet/app_unittest.cc
new file mode 100644
index 0000000000..8690e8e5a0
--- /dev/null
+++ b/third_party/libwebrtc/modules/rtp_rtcp/source/rtcp_packet/app_unittest.cc
@@ -0,0 +1,110 @@
+/*
+ *  Copyright (c) 2015 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/rtp_rtcp/source/rtcp_packet/app.h"
+
+#include "test/gmock.h"
+#include "test/gtest.h"
+#include "test/rtcp_packet_parser.h"
+
+namespace webrtc {
+namespace {
+
+using ::testing::ElementsAreArray;
+using ::testing::make_tuple;
+using ::webrtc::rtcp::App;
+
+constexpr uint32_t kName = ((uint32_t)'n' << 24) | ((uint32_t)'a' << 16) |
+                           ((uint32_t)'m' << 8) | (uint32_t)'e';
+constexpr uint8_t kSubtype = 0x1e;
+constexpr uint32_t kSenderSsrc = 0x12345678;
+constexpr uint8_t kData[] = {'t', 'e', 's', 't', 'd', 'a', 't', 'a'};
+constexpr uint8_t kVersionBits = 2 << 6;
+constexpr uint8_t kPaddingBit = 1 << 5;
+// clang-format off
+constexpr uint8_t kPacketWithoutData[] = {
+    kVersionBits | kSubtype, App::kPacketType, 0x00, 0x02,
+    0x12, 0x34, 0x56, 0x78,
+    'n',  'a',  'm',  'e'};
+constexpr uint8_t kPacketWithData[] = {
+    kVersionBits | kSubtype, App::kPacketType, 0x00, 0x04,
+    0x12, 0x34, 0x56, 0x78,
+    'n',  'a',  'm',  'e',
+    't',  'e',  's',  't',
+    'd',  'a',  't',  'a'};
+constexpr uint8_t kTooSmallPacket[] = {
+    kVersionBits | kSubtype, App::kPacketType, 0x00, 0x01,
+    0x12, 0x34, 0x56, 0x78};
+constexpr uint8_t kPaddingSize = 1;
+constexpr uint8_t kPacketWithUnalignedPayload[] = {
+    kVersionBits | kPaddingBit | kSubtype, App::kPacketType, 0x00, 0x03,
+    0x12, 0x34, 0x56, 0x78,
+     'n',  'a',  'm',  'e',
+     'd',  'a',  't', kPaddingSize};
+// clang-format on
+}  // namespace
+
+TEST(RtcpPacketAppTest, CreateWithoutData) {
+  App app;
+  app.SetSenderSsrc(kSenderSsrc);
+  app.SetSubType(kSubtype);
+  app.SetName(kName);
+
+  rtc::Buffer raw = app.Build();
+
+  EXPECT_THAT(make_tuple(raw.data(), raw.size()),
+              ElementsAreArray(kPacketWithoutData));
+}
+
+TEST(RtcpPacketAppTest, ParseWithoutData) {
+  App parsed;
+  EXPECT_TRUE(test::ParseSinglePacket(kPacketWithoutData, &parsed));
+
+  EXPECT_EQ(kSenderSsrc, parsed.sender_ssrc());
+  EXPECT_EQ(kSubtype, parsed.sub_type());
+  EXPECT_EQ(kName, parsed.name());
+  EXPECT_EQ(0u, parsed.data_size());
+}
+
+TEST(RtcpPacketAppTest, CreateWithData) {
+  App app;
+  app.SetSenderSsrc(kSenderSsrc);
+  app.SetSubType(kSubtype);
+  app.SetName(kName);
+  app.SetData(kData, sizeof(kData));
+
+  rtc::Buffer raw = app.Build();
+
+  EXPECT_THAT(make_tuple(raw.data(), raw.size()),
+              ElementsAreArray(kPacketWithData));
+}
+
+TEST(RtcpPacketAppTest, ParseWithData) {
+  App parsed;
+  EXPECT_TRUE(test::ParseSinglePacket(kPacketWithData, &parsed));
+
+  EXPECT_EQ(kSenderSsrc, parsed.sender_ssrc());
+  EXPECT_EQ(kSubtype, parsed.sub_type());
+  EXPECT_EQ(kName, parsed.name());
+  EXPECT_THAT(make_tuple(parsed.data(), parsed.data_size()),
+              ElementsAreArray(kData));
+}
+
+TEST(RtcpPacketAppTest, ParseFailsOnTooSmallPacket) {
+  App parsed;
+  EXPECT_FALSE(test::ParseSinglePacket(kTooSmallPacket, &parsed));
+}
+
+TEST(RtcpPacketAppTest, ParseFailsOnUnalignedPayload) {
+  App parsed;
+  EXPECT_FALSE(test::ParseSinglePacket(kPacketWithUnalignedPayload, &parsed));
+}
+
+}  // namespace webrtc