Support Serializing and Deserializing RepeatedField / RepeatedPtrField in IPC::Message

ipc/ipc_message_utils_unittest.cc

 // Copyright (c) 2012 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 "ipc/ipc_message_utils.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <memory>
 
@@ skipping 237 matching lines @@
 
   EXPECT_EQ(sizer.payload_size(), pickle.payload_size());
 
   base::PickleIterator iter(pickle);
   base::flat_map<std::string, int> output;
   EXPECT_TRUE(IPC::ReadParam(&pickle, &iter, &output));
 
   EXPECT_EQ(input, output);
 }
 
+TEST(IPCMessageUtilsTest, InvalidPickleShouldNotCrashFlatMapDeserialization) {
+  base::Pickle pickle;
+  IPC::WriteParam(&pickle, INT_MAX);
+  IPC::WriteParam(&pickle, 0);
+  IPC::WriteParam(&pickle, 0);
+
+  base::PickleIterator iter(pickle);
+  base::flat_map<int, int> output;
+  EXPECT_FALSE(IPC::ReadParam(&pickle, &iter, &output));
+}
+
+TEST(IPCMessageUtilsTest, InvalidPickleShouldNotCrashMapDeserialization) {
+  base::Pickle pickle;
+  IPC::WriteParam(&pickle, INT_MAX);
+  IPC::WriteParam(&pickle, 0);
+  IPC::WriteParam(&pickle, 0);
+
+  base::PickleIterator iter(pickle);
+  std::map<int, int> output;
+  EXPECT_FALSE(IPC::ReadParam(&pickle, &iter, &output));
+}
+
 }  // namespace
 }  // namespace IPC