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authorVincent Ambo <mail@tazj.in>2020-07-15T07·20+0100
committerVincent Ambo <mail@tazj.in>2020-07-15T07·23+0100
commit1213b086a1015a662ab7ebd658f784534fd3116a (patch)
treed3bc8f3b7f40b8b60f0ef6fbd649cf765f4fdfb6 /third_party/immer/test/flex_vector/issue-45.cpp
parent1390827b9ea1e04bc9863e48930bfd16db3b716e (diff)
parent7f19d641647ac4ef313ed88d6b5c140983ce5436 (diff)
merge(3p/immer): Subtree merge at 'ad3e3556d' as 'third_party/immer' r/1299
Change-Id: I9636a41ad44b4218293833fd3e9456d9b07c731b
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diff --git a/third_party/immer/test/flex_vector/issue-45.cpp b/third_party/immer/test/flex_vector/issue-45.cpp
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+//
+// immer: immutable data structures for C++
+// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
+//
+// This software is distributed under the Boost Software License, Version 1.0.
+// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
+//
+
+// Thanks Guiguiprim for reporting this issue
+// https://github.com/arximboldi/immer/issues/46
+
+#include <immer/flex_vector.hpp>
+#include <immer/vector.hpp>
+#include <immer/vector_transient.hpp>
+
+#include <catch.hpp>
+
+#if IMMER_CXX_STANDARD >= 17
+
+#include <variant>
+
+TEST_CASE("error when erasing an element from a "
+          "immer::flex_vector<std::variant/optional/any>")
+{
+    using Vector = immer::flex_vector<std::variant<int, double>>;
+    // using Vector = immer::flex_vector<std::optional<int>>;
+    // using Vector = immer::flex_vector<std::any>;
+
+    Vector v{1, 2, 3, 4};
+    Vector v2 = v.erase(2);
+
+    CHECK(v2.size() == 3);
+}
+
+#endif