44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++98, c++03
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// <experimental/filesystem>
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// class path
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// path& operator=(path&&) noexcept
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#include <experimental/filesystem>
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#include <type_traits>
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#include <cassert>
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#include "test_macros.h"
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#include "count_new.hpp"
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namespace fs = std::experimental::filesystem;
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int main() {
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using namespace fs;
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static_assert(std::is_nothrow_move_assignable<path>::value, "");
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assert(globalMemCounter.checkOutstandingNewEq(0));
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const std::string s("we really really really really really really really "
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"really really long string so that we allocate");
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assert(globalMemCounter.checkOutstandingNewEq(1));
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path p(s);
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{
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DisableAllocationGuard g;
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path p2;
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path& pref = (p2 = std::move(p));
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assert(p2.native() == s);
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assert(p.native() != s); // Testing moved from state
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assert(&pref == &p2);
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}
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}
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