1 files changed, 66 insertions, 0 deletions
diff --git a/third_party/libwebrtc/net/dcsctp/packet/chunk/error_chunk_test.cc b/third_party/libwebrtc/net/dcsctp/packet/chunk/error_chunk_test.cc
new file mode 100644
index 0000000000..f2b8be1edc
--- /dev/null
+++ b/third_party/libwebrtc/net/dcsctp/packet/chunk/error_chunk_test.cc
@@ -0,0 +1,66 @@
+/*
+ *  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/error_chunk.h"
+
+#include <cstdint>
+#include <type_traits>
+#include <vector>
+
+#include "api/array_view.h"
+#include "net/dcsctp/packet/error_cause/error_cause.h"
+#include "net/dcsctp/packet/error_cause/unrecognized_chunk_type_cause.h"
+#include "net/dcsctp/testing/testing_macros.h"
+#include "rtc_base/gunit.h"
+#include "test/gmock.h"
+
+namespace dcsctp {
+namespace {
+using ::testing::ElementsAre;
+
+TEST(ErrorChunkTest, FromCapture) {
+  /*
+   ERROR chunk
+      Chunk type: ERROR (9)
+      Chunk flags: 0x00
+      Chunk length: 12
+      Unrecognized chunk type cause (Type: 73 (unknown))
+  */
+
+  uint8_t data[] = {0x09, 0x00, 0x00, 0x0c, 0x00, 0x06,
+                    0x00, 0x08, 0x49, 0x00, 0x00, 0x04};
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(ErrorChunk chunk, ErrorChunk::Parse(data));
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(
+      UnrecognizedChunkTypeCause cause,
+      chunk.error_causes().get<UnrecognizedChunkTypeCause>());
+
+  EXPECT_THAT(cause.unrecognized_chunk(), ElementsAre(0x49, 0x00, 0x00, 0x04));
+}
+
+TEST(ErrorChunkTest, SerializeAndDeserialize) {
+  ErrorChunk chunk(Parameters::Builder()
+                       .Add(UnrecognizedChunkTypeCause({1, 2, 3, 4}))
+                       .Build());
+
+  std::vector<uint8_t> serialized;
+  chunk.SerializeTo(serialized);
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(ErrorChunk deserialized,
+                              ErrorChunk::Parse(serialized));
+  ASSERT_HAS_VALUE_AND_ASSIGN(
+      UnrecognizedChunkTypeCause cause,
+      deserialized.error_causes().get<UnrecognizedChunkTypeCause>());
+
+  EXPECT_THAT(cause.unrecognized_chunk(), ElementsAre(1, 2, 3, 4));
+}
+
+}  // namespace
+}  // namespace dcsctp