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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/all.hpp>
#include <seqan3/range/concept.hpp>
#include <seqan3/range/views/deep.hpp>
#include <seqan3/range/views/to.hpp>
#include <seqan3/std/algorithm>
#include <seqan3/std/ranges>
#include <seqan3/test/expect_range_eq.hpp>
namespace seqan3::views
{
inline auto const deep_reverse = deep{std::views::reverse};
inline auto const deep_take = deep{std::views::take};
inline auto const deep_take2 = deep{std::views::take(2)};
}
using seqan3::operator""_dna5;
// ------------------------------------------------------------------
// no parameters
// ------------------------------------------------------------------
TEST(view_deep_reverse, basic)
{
seqan3::dna5_vector foo{"ACGTA"_dna5};
// pipe notation, temporary
seqan3::dna5_vector v0 = foo | seqan3::views::deep{std::views::reverse} | seqan3::views::to<std::vector>;
EXPECT_EQ(v0, "ATGCA"_dna5);
// pipe notation
seqan3::dna5_vector v = foo | seqan3::views::deep_reverse | seqan3::views::to<std::vector>;
EXPECT_EQ(v, "ATGCA"_dna5);
// function notation
seqan3::dna5_vector v2(seqan3::views::deep_reverse(foo) | seqan3::views::to<std::vector>);
EXPECT_EQ(v2, "ATGCA"_dna5);
// combinability
seqan3::dna5_vector v3 = foo | seqan3::views::deep_reverse | std::views::reverse | seqan3::views::to<std::vector>;
EXPECT_EQ(v3, "ACGTA"_dna5);
}
TEST(view_deep_reverse, deep)
{
std::vector<seqan3::dna5_vector> foo{"ACGTA"_dna5, "TGCAT"_dna5};
auto v = foo | seqan3::views::deep_reverse;
ASSERT_EQ(size(v), 2u);
EXPECT_RANGE_EQ(v[0], "ATGCA"_dna5);
EXPECT_RANGE_EQ(v[1], "TACGT"_dna5);
}
TEST(view_deep_reverse, concepts)
{
std::vector<seqan3::dna5_vector> vec{"ACGTA"_dna5, "TGCAT"_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_vector>));
auto v1 = vec | seqan3::views::deep_reverse;
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_vector>)); // view temporary returned in deep case
auto v_elem = v1[0];
EXPECT_TRUE(std::ranges::input_range<decltype(v_elem)>);
EXPECT_TRUE(std::ranges::forward_range<decltype(v_elem)>);
EXPECT_TRUE(std::ranges::bidirectional_range<decltype(v_elem)>);
EXPECT_TRUE(std::ranges::random_access_range<decltype(v_elem)>);
EXPECT_TRUE(std::ranges::view<decltype(v_elem)>);
EXPECT_TRUE(std::ranges::sized_range<decltype(v_elem)>);
EXPECT_TRUE(std::ranges::common_range<decltype(v_elem)>);
EXPECT_TRUE(seqan3::const_iterable_range<decltype(v_elem)>);
EXPECT_TRUE((std::ranges::output_range<decltype(v_elem), seqan3::dna5>));
}
// ------------------------------------------------------------------
// parameters preserved
// ------------------------------------------------------------------
TEST(view_deep_take, basic)
{
seqan3::dna5_vector foo{"ACGTA"_dna5};
// pipe notation, temporary
seqan3::dna5_vector v0 = foo | seqan3::views::deep{std::views::take}(2) | seqan3::views::to<std::vector>;
EXPECT_EQ(v0, "AC"_dna5);
// pipe notation
seqan3::dna5_vector v = foo | seqan3::views::deep_take(2) | seqan3::views::to<std::vector>;
EXPECT_EQ(v, "AC"_dna5);
// function notation
seqan3::dna5_vector v2(seqan3::views::deep_take(foo, 2) | seqan3::views::to<std::vector>);
EXPECT_EQ(v2, "AC"_dna5);
// combinability
seqan3::dna5_vector v3 = foo | seqan3::views::deep_take(2) | std::views::reverse | seqan3::views::to<std::vector>;
EXPECT_EQ(v3, "CA"_dna5);
}
TEST(view_deep_take, deep)
{
std::vector<seqan3::dna5_vector> foo{"ACGTA"_dna5, "TGCAT"_dna5, "FOO"_dna5};
auto v = foo | seqan3::views::deep_take(2);
ASSERT_EQ(size(v), 3u);
EXPECT_RANGE_EQ(v[0], "AC"_dna5);
EXPECT_RANGE_EQ(v[1], "TG"_dna5);
EXPECT_RANGE_EQ(v[2], "NN"_dna5);
int i = 2;
auto v2 = foo | seqan3::views::deep_take(i);
ASSERT_EQ(size(v2), 3u);
EXPECT_RANGE_EQ(v2[0], "AC"_dna5);
EXPECT_RANGE_EQ(v2[1], "TG"_dna5);
EXPECT_RANGE_EQ(v2[2], "NN"_dna5);
}
// ------------------------------------------------------------------
// parameters hardcoded
// ------------------------------------------------------------------
TEST(view_deep_take2, basic)
{
seqan3::dna5_vector foo{"ACGTA"_dna5};
// pipe notation, temporary
seqan3::dna5_vector v0 = foo | seqan3::views::deep{std::views::take(2)} | seqan3::views::to<std::vector>;
EXPECT_EQ(v0, "AC"_dna5);
// pipe notation
seqan3::dna5_vector v = foo | seqan3::views::deep_take2 | seqan3::views::to<std::vector>;
EXPECT_EQ(v, "AC"_dna5);
// function notation
seqan3::dna5_vector v2(seqan3::views::deep_take2(foo) | seqan3::views::to<std::vector>);
EXPECT_EQ(v2, "AC"_dna5);
// combinability
seqan3::dna5_vector v3 = foo | seqan3::views::deep_take2 | std::views::reverse | seqan3::views::to<std::vector>;
EXPECT_EQ(v3, "CA"_dna5);
}
TEST(view_deep_take2, deep)
{
std::vector<seqan3::dna5_vector> foo{"ACGTA"_dna5, "TGCAT"_dna5, "FOO"_dna5};
auto v = foo | seqan3::views::deep_take2;
ASSERT_EQ(size(v), 3u);
EXPECT_RANGE_EQ(v[0], "AC"_dna5);
EXPECT_RANGE_EQ(v[1], "TG"_dna5);
EXPECT_RANGE_EQ(v[2], "NN"_dna5);
}
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