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- // Copyright 2019 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 "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
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