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49 linhas
1.2 KiB
49 linhas
1.2 KiB
// Copyright (c) 2018 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#include "util/no_destructor.h"
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#include <cstdint>
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#include <cstdlib>
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#include <utility>
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#include "gtest/gtest.h"
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namespace leveldb {
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namespace {
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struct DoNotDestruct {
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public:
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DoNotDestruct(uint32_t a, uint64_t b) : a(a), b(b) {}
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~DoNotDestruct() { std::abort(); }
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// Used to check constructor argument forwarding.
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uint32_t a;
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uint64_t b;
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};
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constexpr const uint32_t kGoldenA = 0xdeadbeef;
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constexpr const uint64_t kGoldenB = 0xaabbccddeeffaabb;
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} // namespace
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TEST(NoDestructorTest, StackInstance) {
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NoDestructor<DoNotDestruct> instance(kGoldenA, kGoldenB);
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ASSERT_EQ(kGoldenA, instance.get()->a);
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ASSERT_EQ(kGoldenB, instance.get()->b);
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}
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TEST(NoDestructorTest, StaticInstance) {
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static NoDestructor<DoNotDestruct> instance(kGoldenA, kGoldenB);
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ASSERT_EQ(kGoldenA, instance.get()->a);
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ASSERT_EQ(kGoldenB, instance.get()->b);
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}
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} // namespace leveldb
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int main(int argc, char** argv) {
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testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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