1//
2// immer: immutable data structures for C++
3// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
4//
5// This software is distributed under the Boost Software License, Version 1.0.
6// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
7//
8
9// Thanks Guiguiprim for reporting this issue
10// https://github.com/arximboldi/immer/issues/46
11
12#include <immer/flex_vector.hpp>
13#include <immer/vector.hpp>
14#include <immer/vector_transient.hpp>
15
16#include <catch.hpp>
17
18#if IMMER_CXX_STANDARD >= 17
19
20#include <variant>
21
22TEST_CASE("error when erasing an element from a immer::flex_vector<std::variant/optional/any>")
23{
24 using Vector = immer::flex_vector<std::variant<int, double>>;
25 // using Vector = immer::flex_vector<std::optional<int>>;
26 // using Vector = immer::flex_vector<std::any>;
27
28 Vector v{1, 2, 3, 4};
29 Vector v2 = v.erase(2);
30
31 CHECK(v2.size() == 3);
32}
33
34#endif
35