components/user_prefs/tracked/device_id_unittest.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "components/user_prefs/tracked/device_id.h"
   6
   7 #include "build/build_config.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9
  10 TEST(GetDeterministicMachineSpecificIdTest, IsDeterministic) {
  11   std::string first_machine_id;
  12   std::string second_machine_id;
  13
  14   const MachineIdStatus kExpectedStatus =
  15 #if defined(OS_WIN) || (defined(OS_MACOSX) && !defined(OS_IOS))
  16       MachineIdStatus::SUCCESS;
  17 #else
  18       MachineIdStatus::NOT_IMPLEMENTED;
  19 #endif
  20
  21   ASSERT_EQ(kExpectedStatus,
  22             GetDeterministicMachineSpecificId(&first_machine_id));
  23   ASSERT_EQ(kExpectedStatus,
  24             GetDeterministicMachineSpecificId(&second_machine_id));
  25
  26   // The reason for using |EXPECT_TRUE| with one argument instead of |EXPECT_EQ|
  27   // with two arguments is a compiler bug in gcc that results in a "converting
  28   // 'false' to pointer type" error when the first argument to |EXPECT_EQ| is a
  29   // compile-time const false value. See also the following bug reports:
  30   // https://code.google.com/p/googletest/issues/detail?id=322
  31   // https://code.google.com/p/googletest/issues/detail?id=458
  32   EXPECT_TRUE((kExpectedStatus == MachineIdStatus::SUCCESS) ==
  33               !first_machine_id.empty());
  34   EXPECT_EQ(first_machine_id, second_machine_id);
  35 }