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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 <iostream>
#include <gtest/gtest.h>
#include <seqan3/alphabet/nucleotide/dna5.hpp>
#include <seqan3/range/concept.hpp>
#include <seqan3/range/views/to_char.hpp>
#include <seqan3/range/views/to.hpp>
#include <seqan3/std/ranges>
using seqan3::operator""_dna5;
TEST(view_to_char, basic)
{
seqan3::dna5_vector vec{"ACTTTGATA"_dna5};
std::string cmp{"ACTTTGATA"};
// pipe notation
std::string v = vec | seqan3::views::to_char | seqan3::views::to<std::string>;
EXPECT_EQ(cmp, v);
// function notation
std::string v2(seqan3::views::to_char(vec) | seqan3::views::to<std::string>);
EXPECT_EQ(cmp, v2);
// combinability
std::string cmp2{"ATAGTTTCA"};
std::string v3 = vec | seqan3::views::to_char | std::views::reverse | seqan3::views::to<std::string>;
EXPECT_EQ(cmp2, v3);
}
TEST(view_to_char, concepts)
{
seqan3::dna5_vector vec{"ACTTTGATA"_dna5};
EXPECT_TRUE(std::ranges::input_range<decltype(vec)>);
EXPECT_TRUE(std::ranges::forward_range<decltype(vec)>);
EXPECT_TRUE(std::ranges::bidirectional_range<decltype(vec)>);
EXPECT_TRUE(std::ranges::random_access_range<decltype(vec)>);
EXPECT_FALSE(std::ranges::view<decltype(vec)>);
EXPECT_TRUE(std::ranges::sized_range<decltype(vec)>);
EXPECT_TRUE(std::ranges::common_range<decltype(vec)>);
EXPECT_TRUE(seqan3::const_iterable_range<decltype(vec)>);
EXPECT_TRUE((std::ranges::output_range<decltype(vec), seqan3::dna5>));
auto v1 = vec | seqan3::views::to_char;
EXPECT_TRUE(std::ranges::input_range<decltype(v1)>);
EXPECT_TRUE(std::ranges::forward_range<decltype(v1)>);
EXPECT_TRUE(std::ranges::bidirectional_range<decltype(v1)>);
EXPECT_TRUE(std::ranges::random_access_range<decltype(v1)>);
EXPECT_TRUE(std::ranges::view<decltype(v1)>);
EXPECT_TRUE(std::ranges::sized_range<decltype(v1)>);
EXPECT_TRUE(std::ranges::common_range<decltype(v1)>);
EXPECT_TRUE(seqan3::const_iterable_range<decltype(v1)>);
EXPECT_FALSE((std::ranges::output_range<decltype(v1), seqan3::dna5>));
EXPECT_FALSE((std::ranges::output_range<decltype(v1), char>));
}
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