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- // Copyright 2021 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/as_const.h"
- #include <type_traits>
- #include "testing/gtest/include/gtest/gtest.h"
- namespace base {
- namespace {
- TEST(AsConstTest, AsConst) {
- int i = 123;
- EXPECT_EQ(&i, &base::as_const(i));
- static_assert(std::is_same<const int&, decltype(base::as_const(i))>::value,
- "Error: base::as_const() returns an unexpected type");
- const int ci = 456;
- static_assert(&ci == &base::as_const(ci),
- "Error: base::as_const() returns an unexpected reference");
- static_assert(std::is_same<const int&, decltype(base::as_const(ci))>::value,
- "Error: base::as_const() returns an unexpected type");
- }
- } // namespace
- } // namespace base
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