mirror of
https://github.com/Naios/continuable.git
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91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
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/*
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* Copyright (C) 2015 Naios <naios-dev@live.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define CATCH_CONFIG_RUNNER
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#include "catch.hpp"
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void test_mockup();
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void test_incubator();
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int main(int argc, char* const argv[])
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{
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test_mockup();
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test_incubator();
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int const result = Catch::Session().run(argc, argv);
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// Attach breakpoint here ,-)
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return result;
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}
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template<typename T, typename V>
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using cross_forward_t =
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typename std::conditional<
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std::is_rvalue_reference<T&&>::value,
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typename std::decay<V>::type&&,
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typename std::decay<V>::type&
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>::type;
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template<typename T, typename V>
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cross_forward_t<T, V> cross_forward(V&& var)
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{
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return static_cast<cross_forward_t<T, V>&&>(var);
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}
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struct TestContainer
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{
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std::shared_ptr<int> ptr;
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};
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template<typename T>
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TestContainer extract(T&& c)
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{
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return TestContainer{cross_forward<T>(c.ptr)};
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}
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TEST_CASE("CrossForward tests", "[CrossForward]")
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{
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TestContainer con;
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con.ptr = std::make_shared<int>(0);
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static_assert(
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std::is_same<cross_forward_t<TestContainer&&, std::unique_ptr<int>&>,
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std::unique_ptr<int>&&>::value,
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"cross_forward returns wrong type!");
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static_assert(
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std::is_same<cross_forward_t<TestContainer&, std::unique_ptr<int>&>,
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std::unique_ptr<int>&>::value,
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"cross_forward returns wrong type!");
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SECTION("forward l-value references")
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{
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extract(con);
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REQUIRE(con.ptr.get());
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}
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SECTION("forward r-value references")
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{
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extract(std::move(con));
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REQUIRE_FALSE(con.ptr.get());
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}
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}
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