Landing Recent QUIC changes until May 20, 2017.

net/quic/core/packet_number_indexed_queue_test.cc

 // Copyright (c) 2017 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/quic/core/packet_number_indexed_queue.h"
 
 #include <limits>
 #include <map>
 #include <string>
 
@@ skipping 151 matching lines @@
   ASSERT_FALSE(queue_.Remove(1002));
 }
 
 TEST_F(PacketNumberIndexedQueueTest, FailToRemoveElementsTwice) {
   queue_.Emplace(1001, "one");
   ASSERT_TRUE(queue_.Remove(1001));
   ASSERT_FALSE(queue_.Remove(1001));
   ASSERT_FALSE(queue_.Remove(1001));
 }
 
+TEST_F(PacketNumberIndexedQueueTest, ConstGetter) {
+  queue_.Emplace(1001, "one");
+  const auto& const_queue = queue_;
+
+  EXPECT_EQ("one", *const_queue.GetEntry(1001));
+  EXPECT_EQ(nullptr, const_queue.GetEntry(1002));
+}
+
 }  // namespace
 }  // namespace net