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// -----------------------------------------------------------------------------------------------------
// Copyright (c) 2006-2020, Knut Reinert & Freie Universität Berlin
// Copyright (c) 2016-2020, Knut Reinert & MPI für molekulare Genetik
// This file may be used, modified and/or redistributed under the terms of the 3-clause BSD-License
// shipped with this file and also available at: https://github.com/seqan/seqan3/blob/master/LICENSE.md
// -----------------------------------------------------------------------------------------------------
#include <gtest/gtest.h>
#include <seqan3/std/ranges>
#include <string>
#include <range/v3/view/take.hpp>
TEST(ranges_test, combine_std_with_range_v3)
{
std::string str{"foo"};
auto take_first = str | std::views::take(5) | ranges::view::take(1);
EXPECT_EQ(*std::ranges::begin(take_first), 'f');
}
// https://github.com/ericniebler/range-v3/issues/1514
TEST(ranges_test, gcc10bug_rangev3_1514)
{
{
auto iota = std::views::iota(0, 5);
EXPECT_EQ(*ranges::begin(iota), 0);
EXPECT_EQ(*std::ranges::begin(iota), 0);
}
{
// https://github.com/ericniebler/range-v3/issues/1514
auto iota = std::views::iota(size_t{0u}, size_t{5u});
EXPECT_EQ(*ranges::begin(iota), 0u);
EXPECT_EQ(*std::ranges::begin(iota), 0u);
}
}
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