Project import generated by Copybara.
PiperOrigin-RevId: 237361882
Change-Id: I109a68f44db867b20f8c6a7732b0ce657133e52a
diff --git a/quic/test_tools/limited_mtu_test_writer.cc b/quic/test_tools/limited_mtu_test_writer.cc
new file mode 100644
index 0000000..bc71c7c
--- /dev/null
+++ b/quic/test_tools/limited_mtu_test_writer.cc
@@ -0,0 +1,30 @@
+// Copyright (c) 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "net/third_party/quiche/src/quic/test_tools/limited_mtu_test_writer.h"
+
+namespace quic {
+namespace test {
+
+LimitedMtuTestWriter::LimitedMtuTestWriter(QuicByteCount mtu) : mtu_(mtu) {}
+
+LimitedMtuTestWriter::~LimitedMtuTestWriter() = default;
+
+WriteResult LimitedMtuTestWriter::WritePacket(
+ const char* buffer,
+ size_t buf_len,
+ const QuicIpAddress& self_address,
+ const QuicSocketAddress& peer_address,
+ PerPacketOptions* options) {
+ if (buf_len > mtu_) {
+ // Drop the packet.
+ return WriteResult(WRITE_STATUS_OK, buf_len);
+ }
+
+ return QuicPacketWriterWrapper::WritePacket(buffer, buf_len, self_address,
+ peer_address, options);
+}
+
+} // namespace test
+} // namespace quic
