1 files changed, 79 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/packet/chunk/heartbeat_ack_chunk_test.cc b/third_party/libwebrtc/net/dcsctp/packet/chunk/heartbeat_ack_chunk_test.cc
new file mode 100644
index 0000000000..e4d0dd1489
--- /dev/null
+++ b/third_party/libwebrtc/net/dcsctp/packet/chunk/heartbeat_ack_chunk_test.cc
@@ -0,0 +1,79 @@
+/*
+ *  Copyright (c) 2021 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 "net/dcsctp/packet/chunk/heartbeat_ack_chunk.h"
+
+#include <stdint.h>
+
+#include <utility>
+#include <vector>
+
+#include "api/array_view.h"
+#include "net/dcsctp/packet/parameter/heartbeat_info_parameter.h"
+#include "net/dcsctp/packet/parameter/parameter.h"
+#include "net/dcsctp/testing/testing_macros.h"
+#include "rtc_base/gunit.h"
+#include "test/gmock.h"
+
+namespace dcsctp {
+namespace {
+using ::testing::ElementsAre;
+
+TEST(HeartbeatAckChunkTest, FromCapture) {
+  /*
+  HEARTBEAT_ACK chunk (Information: 40 bytes)
+      Chunk type: HEARTBEAT_ACK (5)
+      Chunk flags: 0x00
+      Chunk length: 44
+      Heartbeat info parameter (Information: 36 bytes)
+          Parameter type: Heartbeat info (0x0001)
+          Parameter length: 40
+          Heartbeat information: ad2436603726070000000000000000007b1000000100…
+  */
+
+  uint8_t data[] = {0x05, 0x00, 0x00, 0x2c, 0x00, 0x01, 0x00, 0x28, 0xad,
+                    0x24, 0x36, 0x60, 0x37, 0x26, 0x07, 0x00, 0x00, 0x00,
+                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7b, 0x10, 0x00,
+                    0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(HeartbeatAckChunk chunk,
+                              HeartbeatAckChunk::Parse(data));
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(HeartbeatInfoParameter info, chunk.info());
+
+  EXPECT_THAT(
+      info.info(),
+      ElementsAre(0xad, 0x24, 0x36, 0x60, 0x37, 0x26, 0x07, 0x00, 0x00, 0x00,
+                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7b, 0x10, 0x00, 0x00,
+                  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00));
+}
+
+TEST(HeartbeatAckChunkTest, SerializeAndDeserialize) {
+  uint8_t info_data[] = {1, 2, 3, 4};
+  Parameters parameters =
+      Parameters::Builder().Add(HeartbeatInfoParameter(info_data)).Build();
+  HeartbeatAckChunk chunk(std::move(parameters));
+
+  std::vector<uint8_t> serialized;
+  chunk.SerializeTo(serialized);
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(HeartbeatAckChunk deserialized,
+                              HeartbeatAckChunk::Parse(serialized));
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(HeartbeatInfoParameter info, deserialized.info());
+
+  EXPECT_THAT(info.info(), ElementsAre(1, 2, 3, 4));
+
+  EXPECT_EQ(deserialized.ToString(), "HEARTBEAT-ACK");
+}
+
+}  // namespace
+}  // namespace dcsctp