base/move_unittest.cc

   1 // Copyright (c) 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 "base/move.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace {
  10
  11 class MoveOnly {
  12   MOVE_ONLY_TYPE_WITH_MOVE_CONSTRUCTOR_FOR_CPP_03(MoveOnly)
  13
  14  public:
  15   MoveOnly() {}
  16
  17   MoveOnly(MoveOnly&& other) {}
  18   MoveOnly& operator=(MoveOnly&& other) { return *this; }
  19 };
  20
  21 class Container {
  22  public:
  23   Container() = default;
  24   Container(const Container& other) = default;
  25   Container& operator=(const Container& other) = default;
  26
  27   Container(Container&& other) { value_ = other.value_.Pass(); }
  28
  29   Container& operator=(Container&& other) {
  30     value_ = other.value_.Pass();
  31     return *this;
  32   }
  33
  34  private:
  35   MoveOnly value_;
  36 };
  37
  38 Container GetContainerRvalue() {
  39   Container x;
  40   return x;
  41 }
  42
  43 TEST(MoveTest, CopyableContainerCanBeMoved) {
  44   // Container should be move-constructible and move-assignable.
  45   Container y = GetContainerRvalue();
  46   y = GetContainerRvalue();
  47 }
  48
  49 }  // namespace