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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
// <experimental/memory_resource>
// bool operator==(memory_resource const &, memory_resource const &) noexcept;
#include <experimental/memory_resource>
#include <type_traits>
#include <cassert>
#include "test_macros.h"
#include "test_memory_resource.h"
namespace ex = std::experimental::pmr;
int main(int, char**)
{
// check return types
{
ex::memory_resource const * mr1(nullptr);
ex::memory_resource const * mr2(nullptr);
static_assert(std::is_same<decltype(*mr1 == *mr2), bool>::value, "");
static_assert(noexcept(*mr1 == *mr2), "");
}
// equal
{
TestResource r1(1);
TestResource r2(1);
ex::memory_resource const & mr1 = r1;
ex::memory_resource const & mr2 = r2;
assert(mr1 == mr2);
assert(r1.checkIsEqualCalledEq(1));
assert(r2.checkIsEqualCalledEq(0));
assert(mr2 == mr1);
assert(r1.checkIsEqualCalledEq(1));
assert(r2.checkIsEqualCalledEq(1));
}
// equal same object
{
TestResource r1(1);
ex::memory_resource const & mr1 = r1;
ex::memory_resource const & mr2 = r1;
assert(mr1 == mr2);
assert(r1.checkIsEqualCalledEq(0));
assert(mr2 == mr1);
assert(r1.checkIsEqualCalledEq(0));
}
// not equal
{
TestResource r1(1);
TestResource r2(2);
ex::memory_resource const & mr1 = r1;
ex::memory_resource const & mr2 = r2;
assert(!(mr1 == mr2));
assert(r1.checkIsEqualCalledEq(1));
assert(r2.checkIsEqualCalledEq(0));
assert(!(mr2 == mr1));
assert(r1.checkIsEqualCalledEq(1));
assert(r2.checkIsEqualCalledEq(1));
}
return 0;
}
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