shared_ptr_ordering.cpp

Go to the documentation of this file.

//          Copyright Claudio Bantaloukas 2017-2018.
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE or copy at
//          http://www.boost.org/LICENSE_1_0.txt)

#include <catch.hpp>
#include <throwing/shared_ptr.hpp>

namespace {
struct Foo {
    int n1;
    int n2;
    Foo(int a, int b) : n1(a), n2(b) {}
};
} // namespace

TEST_CASE("owner_before of shared_ptr", "[shared_ptr][ordering]") {
    Foo *ptr = new Foo(1, 2);
    throwing::shared_ptr<Foo> p1(ptr);
    throwing::shared_ptr<int> p2(p1, &p1->n1);
    throwing::shared_ptr<int> p3(p1, &p1->n2);
    // REQUIRE( p2 < p3);
    // REQUIRE_FALSE( p3 < p2);
    REQUIRE_FALSE(p2.owner_before(p3));
    REQUIRE_FALSE(p3.owner_before(p2));
}