extern crate tunein;
use std::fs::File;
use std::io;

#[cfg(test)]

fn make_group(text: &str, key: &str, outlines: Vec<tunein::common::Outline>) -> tunein::Outline {
    tunein::Outline::Group(tunein::Group {
        text: text.into(),
        key: key.into(),
        outlines: outlines,
    })
}

fn make_link(text: &str, url: &str, key: &str, guide_id: &str) -> tunein::Outline {
    tunein::Outline::Link(tunein::Link {
        text: text.into(),
        url: url.into(),
        key: key.into(),
        guide_id: guide_id.into(),
    })
}

fn make_audio(text: &str,
              subtext: &str,
              url: &str,
              bitrate: u16,
              reliability: u16,
              format: tunein::Format,
              item: &str,
              image: &str,
              guide_id: &str,
              genre_id: &str,
              now_playing_id: &str,
              preset_id: &str)
              -> tunein::Outline {
    tunein::Outline::Audio(tunein::Audio {
        text: text.into(),
        subtext: subtext.into(),
        url: url.into(),
        bitrate: bitrate,
        reliability: reliability,
        format: format,
        item: item.into(),
        image: image.into(),
        guide_id: guide_id.into(),
        genre_id: genre_id.into(),
        now_playing_id: now_playing_id.into(),
        preset_id: preset_id.into(),
    })
}

#[test]
fn empty() {
    assert!(tunein::read(io::empty()).is_err());
}

#[test]
fn sample_1() {
    let document = tunein::read(File::open("tests/documents/sample_1.opml").unwrap())
        .unwrap();
    let expected_document = tunein::Document {
        version: tunein::Version {
            major: 1,
            minor: 0,
        },
        head: tunein::Head {
            title: "Browse".into(),
            status: Some(200),
        },
        outlines: vec![make_link("Local Radio",
                                 "http://opml.radiotime.com/Browse.ashx?c=local",
                                 "local",
                                 ""),
                       make_link("Music",
                                 "http://opml.radiotime.com/Browse.ashx?c=music",
                                 "music",
                                 ""),
                       make_link("Talk",
                                 "http://opml.radiotime.com/Browse.ashx?c=talk",
                                 "talk",
                                 ""),
                       make_link("Sports",
                                 "http://opml.radiotime.com/Browse.ashx?c=sports",
                                 "sports",
                                 ""),
                       make_link("By Location",
                                 "http://opml.radiotime.com/Browse.ashx?id=r0",
                                 "location",
                                 ""),
                       make_link("By Language",
                                 "http://opml.radiotime.com/Browse.ashx?c=lang",
                                 "language",
                                 ""),
                       make_link("Podcasts",
                                 "http://opml.radiotime.com/Browse.ashx?c=podcast",
                                 "podcast",
                                 "")],
    };
    assert_eq!(document, expected_document);
}

#[test]
fn sample_2() {
    let document = tunein::read(File::open("tests/documents/sample_2.opml").unwrap())
        .unwrap();
    let expected_document = tunein::Document {
        version: tunein::Version {
            major: 1,
            minor: 0,
        },
        head: tunein::Head {
            title: "Kraków".into(),
            status: Some(300),
        },
        outlines: vec![make_group("Stacje",
                                  "stations",
                                  vec![make_audio("Anty Radio 101.3 (Rock)",
                                                  "Rockowo Bezkompromisowi",
                                                  "http://opml.radiotime.com/Tune.\
                                                   ashx?id=s76368",
                                                  96,
                                                  10,
                                                  tunein::Format::MP3,
                                                  "station",
                                                  "http://cdn-radiotime-logos.tunein.\
                                                   com/s9608q.png",
                                                  "s76368",
                                                  "g19",
                                                  "s76368",
                                                  "s76368"),
                                       make_audio("KRK.FM 102.4 (Top 40-Pop)",
                                                  "Polska",
                                                  "http://opml.radiotime.com/Tune.\
                                                   ashx?id=s16527",
                                                  128,
                                                  10,
                                                  tunein::Format::MP3,
                                                  "station",
                                                  "http://cdn-radiotime-logos.tunein.\
                                                   com/s16527q.png",
                                                  "s16527",
                                                  "g61",
                                                  "s16527",
                                                  "s16527"),
                                       make_audio("PR R Krakow Nowy Sacz 90.0 (Rock)",
                                                  "Polska",
                                                  "http://opml.radiotime.com/Tune.\
                                                   ashx?id=s103067",
                                                  32,
                                                  85,
                                                  tunein::Format::MP3,
                                                  "station",
                                                  "http://cdn-radiotime-logos.tunein.\
                                                   com/s103064q.png",
                                                  "s103067",
                                                  "g19",
                                                  "s103067",
                                                  "s103067"),
                                       make_audio("PR R Krakow Tarnow 101.0 (Rock)",
                                                  "Polska",
                                                  "http://opml.radiotime.com/Tune.\
                                                   ashx?id=s103069",
                                                  32,
                                                  100,
                                                  tunein::Format::MP3,
                                                  "station",
                                                  "http://cdn-radiotime-logos.tunein.\
                                                   com/s103064q.png",
                                                  "s103069",
                                                  "g19",
                                                  "s103069",
                                                  "s103069")])],
    };
    assert_eq!(document, expected_document);
}

#[test]
fn sample_3() {
    let document = tunein::read(File::open("tests/documents/sample_3.opml").unwrap())
        .unwrap();
    let expected_document = tunein::Document {
        version: tunein::Version {
            major: 1,
            minor: 0,
        },
        head: tunein::Head {
            title: "Angola".into(),
            status: Some(200),
        },
        outlines: vec![make_group("All Stations",
                                  "stations",
                                  vec![make_audio("L.A.C FM 95.5 (Portuguese Music)",
                                                  "Luanda Antena Comercial",
                                                  "http://opml.radiotime.com/Tune.ashx?id=s6228",
                                                  128,
                                                  91,
                                                  tunein::Format::MP3,
                                                  "station",
                                                  "http://cdn-radiotime-logos.tunein.com/s6228q.png",
                                                  "s6228",
                                                  "g158",
                                                  "s6228",
                                                  "s6228")
                                       ]),
                       make_link("Luanda",
                                 "http://opml.radiotime.com/Browse.ashx?id=r100526",
                                 "",
                                 "r100526")],
    };
    assert_eq!(document, expected_document);
}

#[test]
fn broken_1() {
    let input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?><opml version=\"1\"><head>".as_bytes();
    assert!(tunein::read(input).is_err());
}

#[test]
fn minimal_ok() {
    let input = "<?xml version=\"1.0\" encoding=\"UTF-8\"?><opml version=\"1\"></opml>".as_bytes();
    assert!(tunein::read(input).is_ok());
}