test/scope_guard_unittest.cpp

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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#include <gtest/gtest.h>
#include "butil/memory/scope_guard.h"

TEST(ScopedGuardTest, sanity) {
    bool flag = false;
    {
        auto guard = butil::MakeScopeGuard([&flag] {
            flag = true;
        });
    }
    ASSERT_TRUE(flag);

    flag = false;
    {
        BRPC_SCOPE_EXIT {
            flag = true;
        };
    }
    ASSERT_TRUE(flag);

    {
        BRPC_SCOPE_EXIT {
            flag = true;
        };

        BRPC_SCOPE_EXIT {
            flag = false;
        };
    }
    ASSERT_TRUE(flag);

    flag = false;
    {
        auto guard = butil::MakeScopeGuard([&flag] {
            flag = true;
        });
        guard.dismiss();
    }
    ASSERT_FALSE(flag);
}