#define CATCH_CONFIG_MAIN
#include "catch.hpp"

#include "../filesystem.hpp"
#include "../functions.hpp"
#include "../resources_linux.h"
#include "../tv_rename.hpp"
#include "../sqlitepp.hpp"
#include <set>
#include <stdlib.h>

// declaring functions that aren't in functions.hpp

std::string sanitize( const std::string &str );
std::string getDBName();
void cleanUpLine();
std::vector< std::tuple< int, string, string, string > >

getRenamedFiles( const string &show, int season, const string &id,
                 const string &language, const string &pattern,
                 const bool &unix_names, const std::map< int, string > &files,
                 bool dvd );
std::map< string, string > getLangs();

// functions required for testing

bool authenticated = false;

void testDB() {
    if ( !FSLib::exists( getDBName() ) ) {
        prepareDB( "S%2seasonE%2episode - %epname" );
    }
}

bool runBash( const std::string &command ) {
    std::string cmd = "/bin/bash -c \"" + command + "\"";
    return system( cmd.c_str() ) == 0;
}

void authenticateTest() {
    if ( !authenticated ) {
        authenticate( "42B66F5E-C6BF-423F-ADF9-CC97163472F6" );
        authenticated = true;
    }
}

// functions.hpp

TEST_CASE( "encodeUrl" ) {
    std::string url1 = "http://google.com";
    std::string url1_expected = "http%3A%2F%2Fgoogle.com";
    REQUIRE( encodeUrl( url1 ) == url1_expected );
    std::string url2 = "https://www.google.com/search?q=日本語";
    std::string url2_expected = "https%3A%2F%2Fwww.google.com%2Fsearch%3F"
                                "q%3D%E6%97%A5%E6%9C%AC%E8%AA%9E";
    REQUIRE( encodeUrl( url2 ) == url2_expected );
}

TEST_CASE( "userHome" ) {
    SECTION( "correct usage" ) {
        auto home = userHome();
        std::string command = "if [ \"\\${HOME}\" == \"";
        command += home;
        command += "\" ] ; then exit 0 ; else exit 1 ; fi";
        REQUIRE( runBash( command ) );
    }

    uid_t original_u{ 0 }, original_e{ 0 }, original_s{ 0 };
    gid_t original_g{ 0 }, original_ge{ 0 }, original_gs{ 0 };

    getresuid( &original_u, &original_e, &original_s );
    getresgid( &original_g, &original_ge, &original_gs );

    SECTION( "exception with non existing user" ) {
        setresuid( 1025, 1025, -1 );
        REQUIRE_THROWS_WITH(
            userHome(), Catch::Matchers::Contains( "User with uid" ) &&
                            Catch::Matchers::Contains( "doesn't exist!" ) );
    }

    setresuid( original_u, original_e, original_s );
}

TEST_CASE( "getlocalized" ) {
    auto ret = getlocalized( ADDING_TO_DB );
    REQUIRE( ret == "Adding to database" );
    ret = getlocalized( UPDATING_IN_DB, "test" );
    REQUIRE( ret == "Updating test in database" );
}

TEST_CASE( "getDBPattern" ) {
    testDB();
    REQUIRE( "S%2seasonE%2episode - %epname" == getDBPattern() );
}

TEST_CASE( "searchSeason" ) {
    size_t seasonpos{ 0 }, eppos{ 0 };
    REQUIRE( searchSeason( "s001e003", seasonpos, eppos ) );
    REQUIRE( ( seasonpos == 1 && eppos == 5 ) );
    REQUIRE( searchSeason( "s001e003", seasonpos ) );
    REQUIRE( seasonpos == 1 );
    REQUIRE_FALSE( searchSeason( "e01S013", seasonpos, eppos ) );
    REQUIRE(
        searchSeason( "TesTSOIHSADF0239s023S23iewahoiehwf001e22E33sS1E1.mkv",
                      seasonpos, eppos ) );
    REQUIRE( ( seasonpos == 45 && eppos == 47 ) );
    REQUIRE_FALSE( searchSeason( "s01sE01.mkv", seasonpos ) );
}

TEST_CASE( "iterateFS" ) {
    runBash(
        "mkdir test_iteratefs ; cd test_iteratefs ; for f in {01..10} ; do "
        "mkdir \\\"Season \\${f}\\\" ; cd \\\"Season \\${f}\\\" ; for g in "
        "{01..30} ; do touch \\\"S\\${f}E\\${g}.mkv\\\" ; done ; cd .. ; "
        "done" );
    std::map< int, std::map< int, string > > seasons;
    iterateFS( seasons, "test_iteratefs" );
    REQUIRE( seasons.size() == 10 );
    for ( auto &x : seasons ) {
        REQUIRE( x.second.size() == 30 );
        for ( auto &ep : x.second ) {
            std::string epfile = "S";
            if ( x.first <= 9 )
                epfile += "0";
            epfile += std::to_string( x.first );
            epfile += "E";
            if ( ep.first <= 9 )
                epfile += "0";
            epfile += std::to_string( ep.first );
            epfile += ".mkv";
            REQUIRE_THAT( ep.second, Catch::Contains( epfile ) );
        }
    }

    REQUIRE_THROWS_WITH( iterateFS( seasons, "nonexistendir" ),
                         Catch::Contains( "Directory" ) &&
                             Catch::Contains( "doesn't exist" ) );
    REQUIRE_THROWS_WITH(
        iterateFS( seasons, "test_iteratefs/Season 01/S01E01.mkv" ),
        Catch::Contains( "Directory" ) &&
            Catch::Contains( "isn't a directory" ) );
}

TEST_CASE( "printing functions" ) {
    std::string expectedHelp =
        "Usage:\n  tv_rename [options] [path]\n\n  -h, --help               "
        "show this help message and exit\n\n  path can be either a file or a "
        "directory, if it's a directory\n  all files in it and its "
        "subdirectories will be renamed\n\nOPTIONS\n  -s, --show <string>      "
        "TV show from which you want the episode names\n  -n, --season "
        "<numbers>   Season number/s (if multiple seasons,\n                   "
        "        must be seperated by one space) or 'all'\n                    "
        "       for all seasons in selected directory\n\n  -d, --dvd           "
        "     use dvd ordering instead of aired ordering\n  --name-pattern "
        "<string>  Pattern to which change the file name.\n  --pattern-help    "
        "       Print pattern help\n  -c, --correct-path       This is the "
        "correct path, stop asking me!\n  -t, --trust              Don't ask "
        "whether the names are correct\n  -x, --linux              Don't "
        "replace characters characters that are\n                           "
        "illegal in Windows\n  -l, --lang <string>      Select which language "
        "the episode names shoud be in\n  --print-langs            Print "
        "available languages\n\nDATABASE OPTIONS\n  --db-add                   "
        "Add path to the database\n  --db-refresh               Refresh "
        "episode names for all paths in the database\n  --db-update            "
        "    Check all paths in the database,\n                             if "
        "they contain new files, rename them\n  --db-name-pattern <string> "
        "Change name pattern used for files\n                             "
        "managed by database\n  --db-clean                 Remove deleted "
        "files from the database\n  --db-remove                Remove path "
        "from the database\n";

    std::string expectedPattern =
        "Possible pattern sequences are:\n  %filename - original filename "
        "(without filetype extension)\n  %show - show name from thetvdb\n  "
        "%epname - episode name from thetvdb\n  %season - season number\n    "
        "it's possible to specify leading 0 like this:\n     %2season (number "
        "means how many zeros)\n  %episode - episode number\n    it's possible "
        "to specify leading 0 like this:\n     %2episode (number means how "
        "many zeros)\nDefault pattern is \"%filename - %epname\"\n";

    std::ostringstream oss;
    auto original_cout = std::cout.rdbuf();
    std::cout.rdbuf( oss.rdbuf() );
    printHelp();
    REQUIRE( oss.str() == expectedHelp );

    oss.str( "" );
    oss.clear();
    printPatternHelp();
    REQUIRE( oss.str() == expectedPattern );

    std::cout.rdbuf( original_cout );
}

TEST_CASE( "parseSeasonNumber" ) {
    std::set< int > season_nums{};
    parseSeasonNumbers( season_nums, "1 2 3 4 5 6" );
    REQUIRE( season_nums.size() == 6 );
    for ( int i = 1; i < 7; i++ ) {
        REQUIRE( season_nums.find( i ) != season_nums.end() );
    }
    season_nums.clear();

    parseSeasonNumbers( season_nums, "this is not a number" );
    REQUIRE( season_nums.size() == 0 );

    parseSeasonNumbers( season_nums,
                        "this is not a number 1 2 3 this is the end 4 5 6" );
    REQUIRE( season_nums.size() == 3 );
}

std::string testCompilePattern( const std::string &pattern ) {
    return compilePattern( pattern, 45, 914, "episode_of_show_s45e914",
                           "The one where everyone dies", "Enemies" );
}

TEST_CASE( "compilePattern" ) {
    REQUIRE( testCompilePattern( "%filename" ) == "episode_of_show_s45e914" );
    REQUIRE( testCompilePattern( "%show" ) == "Enemies" );
    REQUIRE( testCompilePattern( "%epname" ) == "The one where everyone dies" );
    REQUIRE( testCompilePattern( "%season" ) == "45" );
    REQUIRE( testCompilePattern( "%episode" ) == "914" );
    REQUIRE( testCompilePattern( "%1season" ) ==
             testCompilePattern( "%2season" ) );
    REQUIRE( testCompilePattern( "%20season" ) == "00000000000000000045" );
    REQUIRE( testCompilePattern( "%1episode" ) ==
             testCompilePattern( "%2episode" ) );
    REQUIRE( testCompilePattern( "%20episode" ) == "00000000000000000914" );
    REQUIRE( testCompilePattern(
                 "%filename - %show - S%3seasonE%3episode - %epname" ) ==
             "episode_of_show_s45e914 - Enemies - S045E914 - The one where "
             "everyone dies" );
    REQUIRE( testCompilePattern( "\\%filename" ) == "%filename" );
    REQUIRE( testCompilePattern( "\\\\%filename" ) ==
             "\\episode_of_show_s45e914" );
    REQUIRE( testCompilePattern( "\\filename" ) == "\\filename" );
    REQUIRE( testCompilePattern( "%notakeyword" ) == "%notakeyword" );
}

TEST_CASE( "sanitize" ) {
    REQUIRE( sanitize( "I am a nice input" ) == "I am a nice input" );
    REQUIRE(
        sanitize( "I am an evil input!'; DROP TABLE USER_ACCOUNT_BALANCE;" ) ==
        "I am an evil input!''; DROP TABLE USER_ACCOUNT_BALANCE;" );
}

TEST_CASE( "cleanUpLine" ) {
    std::ostringstream oss;
    auto original_cout = std::cout.rdbuf();
    std::cout.rdbuf( oss.rdbuf() );

    cleanUpLine();
    std::cout << std::flush;

    REQUIRE_THAT( oss.str().substr( 3 ), Catch::Contains( "\x1b[2A" ) );

    std::cout.rdbuf( original_cout );
}

TEST_CASE( "addToDB" ) {
    testDB();
    authenticateTest();
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "1\n" );

    runBash( "mkdir add_dir ; touch add_dir/s01e01.mkv" );

    std::string show = "simpsons";
    addToDB( show, "add_dir", "en", true, false );

    SQLite::Database db{};
    db.open( getDBName(), SQLite::OPEN_READONLY );

    std::vector< std::unordered_map< std::string, std::string > > result_eps{};
    std::vector< std::unordered_map< std::string, std::string > >
        result_shows{};
    db.exec( "SELECT * FROM EPISODES;", result_eps );
    db.exec( "SELECT * FROM SHOWS;", result_shows );

    std::string wanted_id{};

    for ( auto &x : result_shows ) {
        if ( x["SHOW"] == "The Simpsons" ) {
            wanted_id = x["ID"];
            break;
        }
    }

    bool foundCorrect = false;
    for ( auto &x : result_eps ) {
        if ( x["PATH"].find(
                 "S01E01 - Simpsons Roasting on an Open Fire.mkv" ) !=
                 std::string::npos &&
             x["SHOWID"] == wanted_id ) {
            foundCorrect = true;
            break;
        }
    }

    REQUIRE( foundCorrect );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}

TEST_CASE( "refreshDB" ) {
    testDB();
    authenticateTest();
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "1\n" );

    runBash( "mkdir refresh_dir ; touch refresh_dir/s01e01.mkv" );

    std::string show = "friends";
    addToDB( show, "refresh_dir", "en", true, false );
    runBash( "touch refresh_dir/s01e02.mkv" );
    refreshDB( true );

    SQLite::Database db{};
    db.open( getDBName(), SQLite::OPEN_READONLY );

    std::vector< std::unordered_map< std::string, std::string > > result_eps{};
    std::vector< std::unordered_map< std::string, std::string > >
        result_shows{};
    db.exec( "SELECT * FROM EPISODES;", result_eps );
    db.exec( "SELECT * FROM SHOWS;", result_shows );

    std::string wanted_id{};

    for ( auto &x : result_shows ) {
        if ( x["SHOW"] == "Friends" ) {
            wanted_id = x["ID"];
            break;
        }
    }

    bool foundCorrect = false;
    for ( auto &x : result_eps ) {
        if ( x["PATH"].find(
                 "S01E02 - The One With The Sonogram At The End.mkv" ) !=
                 std::string::npos &&
             x["SHOWID"] == wanted_id ) {
            foundCorrect = true;
            break;
        }
    }

    REQUIRE( foundCorrect );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}

TEST_CASE( "updateDB" ) {
    testDB();
    authenticateTest();
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "1\n" );

    runBash( "mkdir update_dir ; touch update_dir/s01e01.mkv" );

    std::string show = "seinfeld";
    addToDB( show, "update_dir", "en", true, false );
    runBash( "touch update_dir/s01e02.mkv" );
    updateDB( true );

    SQLite::Database db{};
    db.open( getDBName(), SQLite::OPEN_READONLY );

    std::vector< std::unordered_map< std::string, std::string > > result_eps{};
    std::vector< std::unordered_map< std::string, std::string > >
        result_shows{};
    db.exec( "SELECT * FROM EPISODES;", result_eps );
    db.exec( "SELECT * FROM SHOWS;", result_shows );

    std::string wanted_id{};

    for ( auto &x : result_shows ) {
        if ( x["SHOW"] == "Seinfeld" ) {
            wanted_id = x["ID"];
            break;
        }
    }

    bool foundCorrect = false;
    for ( auto &x : result_eps ) {
        if ( x["PATH"].find( "S01E02 - The Stake Out.mkv" ) !=
                 std::string::npos &&
             x["SHOWID"] == wanted_id ) {
            foundCorrect = true;
            break;
        }
    }

    REQUIRE( foundCorrect );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}

TEST_CASE( "cleanDB" ) {
    testDB();
    authenticateTest();
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "1\n" );

    runBash( "mkdir clean_dir ; touch clean_dir/s01e01.mkv" );

    std::string show = "scrubs";
    addToDB( show, "clean_dir", "en", true, false );
    runBash( "rm clean_dir/S01E01*" );
    cleanDB();

    SQLite::Database db{};
    db.open( getDBName(), SQLite::OPEN_READONLY );

    std::vector< std::unordered_map< std::string, std::string > > result_eps{};
    std::vector< std::unordered_map< std::string, std::string > >
        result_shows{};
    db.exec( "SELECT * FROM EPISODES;", result_eps );
    db.exec( "SELECT * FROM SHOWS;", result_shows );

    std::string wanted_id{};

    for ( auto &x : result_shows ) {
        if ( x["SHOW"] == "Scrubs" ) {
            wanted_id = x["ID"];
            break;
        }
    }

    bool found = false;
    for ( auto &x : result_eps ) {
        if ( x["PATH"].find( "S01E01 - My First Day.mkv" ) !=
                 std::string::npos &&
             x["SHOWID"] == wanted_id ) {
            found = true;
            break;
        }
    }

    REQUIRE_FALSE( found );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}

TEST_CASE( "removeFromDB" ) {
    testDB();
    authenticateTest();
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "1\n" );

    runBash( "mkdir remove_dir ; touch remove_dir/s01e01.mkv" );

    std::string show = "how i met";
    addToDB( show, "remove_dir", "en", true, false );

    SQLite::Database db{};
    db.open( getDBName(), SQLite::OPEN_READONLY );

    std::vector< std::unordered_map< std::string, std::string > >
        result_shows{};
    db.exec( "SELECT * FROM SHOWS;", result_shows );

    std::string wanted_id{ "0" };

    for ( auto &x : result_shows ) {
        if ( x["SHOW"] == "How I Met Your Mother" ) {
            wanted_id = x["ID"];
            break;
        }
    }

    REQUIRE( wanted_id != "0" );
    removeFromDB( FSLib::canonical( "." ) + "/remove_dir" );
    wanted_id = "0";
    result_shows.clear();
    db.exec( "SELECT * FROM SHOWS;", result_shows );

    for ( auto &x : result_shows ) {
        if ( x["SHOW"] == "How I Met Your Mother" ) {
            wanted_id = x["ID"];
            break;
        }
    }

    REQUIRE( wanted_id == "0" );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}

TEST_CASE( "changeDBPattern" ) {
    testDB();
    std::string old_pattern = "S%2seasonE%2episode - %epname";
    std::string new_pattern = "THIS IS NOT A GOOD PATTERN";
    REQUIRE( getDBPattern() == old_pattern );
    changeDBPattern( new_pattern );
    REQUIRE( getDBPattern() == new_pattern );
    changeDBPattern( old_pattern );
    REQUIRE( getDBPattern() == old_pattern );
}

// filesystem.hpp

TEST_CASE( "Directory" ) {
    std::string command =
        "mkdir test_dir ; cd test_dir ; for f in {01..10} ; do "
        "touch \\${f} ; done";
    runBash( command );
    FSLib::Directory d( "test_dir" );
    std::set< std::string > files = { "01", "02", "03", "04", "05",
                                      "06", "07", "08", "09", "10" };
    int counter = 0;
    for ( auto x : d ) {
        counter++;
        REQUIRE( files.find( x ) != files.end() );
    }
    REQUIRE( counter == 10 );
}

TEST_CASE( "Filesystem" ) {
    std::string command =
        "mkdir test_dir2 ; cd test_dir2 ; for f in {01..10} ; do "
        "touch \\${f} ; done";
    runBash( command );
    std::set< std::string > files = { "01", "02", "03", "04", "05",
                                      "06", "07", "08", "09", "10" };

    // exists
    REQUIRE( FSLib::exists( "test_dir2" ) );
    for ( auto &x : files ) {
        REQUIRE( FSLib::exists( "test_dir2/" + x ) );
        REQUIRE_FALSE( FSLib::exists( x ) );
    }

    // isDirectory
    REQUIRE( FSLib::isDirectory( "test_dir2" ) );
    REQUIRE( FSLib::isDirectory( "." ) );
    REQUIRE_FALSE( FSLib::isDirectory( "test_dir2/01" ) );
    REQUIRE_FALSE( FSLib::isDirectory( "nonexistentfile" ) );

    // canonical
    auto pwd = FSLib::canonical( "." );
    command = "if [ \"\\${PWD}\" == \"";
    command += pwd;
    command += "\" ] ; then exit 0 ; else exit 1 ; fi";
    REQUIRE( runBash( command ) );
    REQUIRE( FSLib::canonical( "nonexistentfile" ) == "" );

    // rename
    for ( auto &x : files ) {
        REQUIRE( FSLib::rename( "test_dir2/" + x, "test_dir2/renamed_" + x ) );
        REQUIRE_FALSE(
            FSLib::rename( "test_dir2/" + x, "test_dir2/renamed_" + x ) );
        REQUIRE( FSLib::exists( "test_dir2/renamed_" + x ) );
    }
}

// tv_rename.cpp

TEST_CASE( "getRenamedFiles Windows chars" ) {
    std::map< int, std::string > files{};
    files[1] = "I am a windows illegal file \\|<>:?\"*";
    auto res = getRenamedFiles( "simpsons", 1, "71663", "en", "%filename",
                                false, files, false );
    REQUIRE( std::get< 0 >( res[0] ) == 1 );
    REQUIRE( std::get< 1 >( res[0] ) == "." );
    REQUIRE( std::get< 2 >( res[0] ) ==
             "I am a windows illegal file \\|<>:?\"*" );
    REQUIRE( std::get< 3 >( res[0] ) ==
             "I am a windows illegal file -＜＞ - " );
}

TEST_CASE( "getLangs" ) {
    authenticateTest();
    auto langs = getLangs();
    REQUIRE_FALSE( langs.empty() );
    bool containsEn = false;
    bool containsCs = false;
    for ( auto &x : langs ) {
        if ( x.first == "en" )
            containsEn = true;
        if ( x.first == "cs" )
            containsCs = true;
    }
    REQUIRE( containsEn );
    REQUIRE( containsCs );
}

TEST_CASE( "singleSeason" ) {
    runBash(
        "mkdir test_singleseason ; cd test_singleseason ; for f in {01..10} ;"
        "do mkdir \\\"Season \\${f}\\\" ; cd \\\"Season \\${f}\\\" ; for g in "
        "{01..30} ; do touch \\\"S\\${f}E\\${g}.mkv\\\" ; done ; cd .. ; "
        "done" );
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "y\n" );

    singleSeason( "test_singleseason", "simpsons", 1, "71663", "en",
                  "S%2seasonE%2episode - %epname", false, false, nullptr, false,
                  false );

    REQUIRE( FSLib::exists( "test_singleseason/Season 01/S01E01 - Simpsons "
                            "Roasting on an Open Fire.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E02 - Bart the Genius.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E03 - Homer's Odyssey.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 01/S01E04 - There's No "
                            "Disgrace Like Home.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E05 - Bart the General.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E06 - Moaning Lisa.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E07 - The Call of the Simpsons.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E08 - The Telltale Head.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E09 - Life on the Fast Lane.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E10 - Homer's Night Out.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E11 - The Crepes of Wrath.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E12 - Krusty Gets Busted.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_singleseason/Season 01/S01E13 - Some Enchanted Evening.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 02/S02E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 03/S03E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 04/S04E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 05/S05E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 06/S06E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 07/S07E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 08/S08E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 09/S09E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_singleseason/Season 10/S10E01.mkv" ) );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}

TEST_CASE( "multipleSeasons" ) {
    runBash( "mkdir test_multipleseasons ; cd test_multipleseasons ;"
             "for f in {01..10} ; do mkdir \\\"Season \\${f}\\\" ; cd "
             "\\\"Season \\${f}\\\" ; for g in "
             "{01..30} ; do touch \\\"S\\${f}E\\${g}.mkv\\\" ; done ; cd .. ; "
             "done" );
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "1\ny\ny\ny\n" );

    multipleSeasons( "test_multipleseasons", "simpsons", { 1, 2, 3 }, "en",
                     "S%2seasonE%2episode - %epname", 0 );

    REQUIRE( FSLib::exists( "test_multipleseasons/Season 01/S01E01 - Simpsons "
                            "Roasting on an Open Fire.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_multipleseasons/Season 02/S02E01 - Bart Gets an F.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_multipleseasons/Season 03/S03E01 - Stark Raving Dad.mkv" ) );
    REQUIRE( FSLib::exists( "test_multipleseasons/Season 04/S04E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_multipleseasons/Season 05/S05E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_multipleseasons/Season 06/S06E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_multipleseasons/Season 07/S07E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_multipleseasons/Season 08/S08E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_multipleseasons/Season 09/S09E01.mkv" ) );
    REQUIRE( FSLib::exists( "test_multipleseasons/Season 10/S10E01.mkv" ) );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}

TEST_CASE( "allSeasons" ) {
    runBash( "mkdir test_allseasons ; cd test_allseasons ;"
             "for f in {01..10} ; do mkdir \\\"Season \\${f}\\\" ; cd "
             "\\\"Season \\${f}\\\" ; for g in "
             "{01..30} ; do touch \\\"S\\${f}E\\${g}.mkv\\\" ; done ; cd .. ; "
             "done" );
    std::istringstream iss;
    auto original_cin = std::cin.rdbuf();
    std::cin.rdbuf( iss.rdbuf() );
    std::cout.setstate( std::ios_base::failbit );
    iss.str( "1\ny\ny\ny\ny\ny\ny\ny\ny\ny\ny\n" );

    allSeasons( "test_allseasons", "simpsons", "en",
                "S%2seasonE%2episode - %epname", 0 );

    REQUIRE( FSLib::exists( "test_allseasons/Season 01/S01E01 - Simpsons "
                            "Roasting on an Open Fire.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_allseasons/Season 02/S02E01 - Bart Gets an F.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_allseasons/Season 03/S03E01 - Stark Raving Dad.mkv" ) );
    REQUIRE(
        FSLib::exists( "test_allseasons/Season 04/S04E01 - Kamp Krusty.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_allseasons/Season 05/S05E01 - Homer's Barbershop Quartet.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_allseasons/Season 06/S06E01 - Bart of Darkness.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_allseasons/Season 07/S07E01 - Who Shot Mr. Burns (2).mkv" ) );
    REQUIRE( FSLib::exists(
        "test_allseasons/Season 08/S08E01 - Treehouse of Horror VII.mkv" ) );
    REQUIRE( FSLib::exists( "test_allseasons/Season 09/S09E01 - The City of "
                            "New York vs. Homer Simpson.mkv" ) );
    REQUIRE( FSLib::exists(
        "test_allseasons/Season 10/S10E01 - Lard of the Dance.mkv" ) );

    std::cin.rdbuf( original_cin );
    std::cout.clear();
}