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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 <iostream>
#include <seqan3/alphabet/nucleotide/dna5.hpp>
#include <seqan3/range/concept.hpp>
#include <seqan3/range/views/to_char.hpp>
#include <seqan3/range/views/to_upper.hpp>
#include <seqan3/range/views/to.hpp>
#include <seqan3/std/ranges>
using seqan3::operator""_dna5;
TEST(view_to_upper, basic)
{
std::string input_string {"IAmADnaString"};
std::string cmp {"IAMADNASTRING"};
// pipe notation string
std::string s(input_string | seqan3::views::to_upper | seqan3::views::to<std::string>);
EXPECT_EQ(cmp, s);
// custom conversion operator
std::string s2(seqan3::views::to_upper(input_string) | seqan3::views::to<std::string>);
EXPECT_EQ(cmp, s2);
}
TEST(view_to_upper, combinability)
{
std::string input_string {"IAmADnaString"};
std::string cmp{"GNIRTSANDAMAI"};
std::vector<seqan3::dna5> dna_vec {"aggcgt"_dna5};
std::string cmp2{"AGGCGT"};
// output combinability
std::string s(input_string | seqan3::views::to_upper | std::views::reverse | seqan3::views::to<std::string>);
EXPECT_EQ(cmp, s);
// input combinability
std::string s2(dna_vec | seqan3::views::to_char | seqan3::views::to_upper | seqan3::views::to<std::string>);
EXPECT_EQ(cmp2, s2);
}
TEST(view_to_upper, deep)
{
std::vector<std::string> input_vec{"IAmADnaString", "IAmAProteinString"};
std::vector<std::string> cmp{"IAMADNASTRING", "IAMAPROTEINSTRING"};
std::vector<std::string> s(input_vec | seqan3::views::to_upper | seqan3::views::to<std::vector<std::string>>);
EXPECT_EQ(cmp, s);
}
TEST(view_to_upper, concepts)
{
std::string input_string{"aeiou"};
std::string & input_string_ref = input_string;
auto upper_view = input_string | seqan3::views::to_upper;
// Required
EXPECT_TRUE(std::ranges::input_range<decltype(input_string)>);
EXPECT_TRUE(std::ranges::viewable_range<decltype(input_string_ref)>);
// Preserved
EXPECT_EQ(std::ranges::input_range<decltype(input_string)>,
std::ranges::input_range<decltype(upper_view)>);
EXPECT_EQ(std::ranges::forward_range<decltype(input_string)>,
std::ranges::forward_range<decltype(upper_view)>);
EXPECT_EQ(std::ranges::bidirectional_range<decltype(input_string)>,
std::ranges::bidirectional_range<decltype(upper_view)>);
EXPECT_EQ(std::ranges::random_access_range<decltype(input_string)>,
std::ranges::random_access_range<decltype(upper_view)>);
EXPECT_EQ(std::ranges::random_access_range<decltype(input_string)>,
std::ranges::random_access_range<decltype(upper_view)>);
EXPECT_EQ(std::ranges::viewable_range<decltype(input_string_ref)>,
std::ranges::viewable_range<decltype(upper_view)>);
EXPECT_EQ(std::ranges::sized_range<decltype(input_string)>,
std::ranges::sized_range<decltype(upper_view)>);
EXPECT_EQ(std::ranges::common_range<decltype(input_string)>,
std::ranges::common_range<decltype(upper_view)>);
EXPECT_EQ(seqan3::const_iterable_range<decltype(input_string)>,
seqan3::const_iterable_range<decltype(upper_view)>);
EXPECT_TRUE((std::same_as<std::remove_reference_t<std::ranges::range_reference_t<decltype(input_string)>>,
std::remove_reference_t<std::ranges::range_reference_t<decltype(upper_view)>>>));
// Guaranteed
EXPECT_TRUE(std::ranges::viewable_range<decltype(upper_view)>);
EXPECT_TRUE(std::ranges::view<decltype(upper_view)>);
// Lost
EXPECT_FALSE((std::ranges::output_range<decltype(upper_view), char>));
EXPECT_FALSE(std::ranges::contiguous_range<decltype(upper_view)>);
}
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