| // Copyright 2019 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include"base/auto_reset.h" |
| |
| #include<utility> |
| |
| #include"testing/gtest/include/gtest/gtest.h" |
| |
| namespace base{ |
| |
| TEST(AutoReset,Move){ |
| int value=10; |
| { |
| AutoReset<int> resetter1{&value,20}; |
| EXPECT_EQ(20, value); |
| { |
| value=15; |
| AutoReset<int> resetter2= std::move(resetter1); |
| // Moving to a new resetter does not change the value; |
| EXPECT_EQ(15, value); |
| } |
| // Moved-to `resetter2` is out of scoped, and resets to the original value |
| // that was in moved-from `resetter1`. |
| EXPECT_EQ(10, value); |
| value=105; |
| } |
| // Moved-from `resetter1` does not reset to anything. |
| EXPECT_EQ(105, value); |
| } |
| |
| }// namespace base |
