Add base::UnguessableToken

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>
 
 #include "base/files/file_path.h"
 #include "base/json/json_reader.h"
+#include "base/unguessable_token.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace IPC {
 namespace {
 
 // Tests nesting of messages as parameters to other messages.
 TEST(IPCMessageUtilsTest, NestedMessages) {
   int32_t nested_routing = 12;
@@ skipping 169 matching lines @@
   IPC::LogParam(opt, &log);
   EXPECT_EQ("10", log);
 
   base::Optional<int> unserialized_opt;
   base::PickleIterator iter(pickle);
   EXPECT_TRUE(IPC::ReadParam(&pickle, &iter, &unserialized_opt));
   EXPECT_TRUE(unserialized_opt);
   EXPECT_EQ(opt.value(), unserialized_opt.value());
 }
 
+TEST(IPCMessageUtilsTest, UnguessableTokenTest) {
+  base::UnguessableToken token = base::UnguessableToken::Create();
+  base::Pickle pickle;
+  IPC::WriteParam(&pickle, token);
+
+  base::PickleSizer sizer;
+  IPC::GetParamSize(&sizer, token);
+
+  EXPECT_EQ(sizer.payload_size(), pickle.payload_size());
+
+  std::string log;
+  IPC::LogParam(token, &log);
+  EXPECT_EQ(token.ToString(), log);
+
+  base::UnguessableToken deserialized_token;
+  base::PickleIterator iter(pickle);
+  EXPECT_TRUE(IPC::ReadParam(&pickle, &iter, &deserialized_token));
+  EXPECT_EQ(token, deserialized_token);
+}
+
 }  // namespace
 }  // namespace IPC