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path: root/crates/libmpv2/src/tests.rs
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// yt - A fully featured command line YouTube client
//
// Copyright (C) 2024 Benedikt Peetz <benedikt.peetz@b-peetz.de>
// SPDX-License-Identifier: GPL-3.0-or-later
//
// This file is part of Yt.
//
// You should have received a copy of the License along with this program.
// If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.

#![allow(clippy::bool_assert_comparison)]

use events::EndFileEvent;

use crate::events::{Event, EventContext, PropertyData};
use crate::mpv_node::MpvNode;
use crate::*;

use std::collections::HashMap;
use std::thread;
use std::time::Duration;

#[test]
fn initializer() {
    let mpv = Mpv::with_initializer(|init| {
        init.set_property("osc", true)?;
        init.set_property("input-default-bindings", true)?;
        init.set_property("volume", 30)?;

        Ok(())
    })
    .unwrap();

    assert_eq!(true, mpv.get_property("osc").unwrap());
    assert_eq!(true, mpv.get_property("input-default-bindings").unwrap());
    assert_eq!(30i64, mpv.get_property("volume").unwrap());
}

#[test]
#[ignore = "The required test-data is missing"]
fn properties() {
    let mpv = Mpv::new().unwrap();
    mpv.set_property("volume", 0).unwrap();
    mpv.set_property("vo", "null").unwrap();
    mpv.set_property("ytdl-format", "best[width<240]").unwrap();
    mpv.set_property("sub-gauss", 0.6).unwrap();

    assert_eq!(0i64, mpv.get_property("volume").unwrap());
    let vo: MpvStr = mpv.get_property("vo").unwrap();
    assert_eq!("null", &*vo);
    assert_eq!(true, mpv.get_property("ytdl").unwrap());
    let subg: f64 = mpv.get_property("sub-gauss").unwrap();
    assert_eq!(
        0.6,
        f64::round(subg * f64::powi(10.0, 4)) / f64::powi(10.0, 4)
    );
    mpv.command(
        "loadfile",
        &["test-data/speech_12kbps_mb.wav", "append-play"],
    )
    .unwrap();
    thread::sleep(Duration::from_millis(250));

    let title: MpvStr = mpv.get_property("media-title").unwrap();
    assert_eq!(&*title, "speech_12kbps_mb.wav");
}

macro_rules! assert_event_occurs {
    ($ctx:ident, $timeout:literal, $( $expected:pat),+) => {
        loop {
            match $ctx.wait_event($timeout) {
                $( Some($expected) )|+ => {
                    break;
                },
                None => {
                    continue
                },
                other => panic!("Event did not occur, got: {:?}", other),
            }
        }
    }
}

#[test]
#[ignore = "The required test-data is missing"]
fn events() {
    let mpv = Mpv::new().unwrap();
    let mut ev_ctx = EventContext::new(mpv.ctx);
    ev_ctx.disable_deprecated_events().unwrap();

    ev_ctx.observe_property("volume", Format::Int64, 0).unwrap();
    ev_ctx
        .observe_property("media-title", Format::String, 1)
        .unwrap();

    mpv.set_property("vo", "null").unwrap();

    // speed up playback so test finishes faster
    mpv.set_property("speed", 100).unwrap();

    assert_event_occurs!(
        ev_ctx,
        3.,
        Ok(Event::PropertyChange {
            name: "volume",
            change: PropertyData::Int64(100),
            reply_userdata: 0,
        })
    );

    mpv.set_property("volume", 0).unwrap();
    assert_event_occurs!(
        ev_ctx,
        10.,
        Ok(Event::PropertyChange {
            name: "volume",
            change: PropertyData::Int64(0),
            reply_userdata: 0,
        })
    );
    assert!(ev_ctx.wait_event(3.).is_none());
    mpv.command("loadfile", &["test-data/jellyfish.mp4", "append-play"])
        .unwrap();
    assert_event_occurs!(ev_ctx, 10., Ok(Event::StartFile(_)));
    assert_event_occurs!(
        ev_ctx,
        10.,
        Ok(Event::PropertyChange {
            name: "media-title",
            change: PropertyData::Str("jellyfish.mp4"),
            reply_userdata: 1,
        })
    );
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::FileLoaded));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::VideoReconfig));

    mpv.command("loadfile", &["test-data/speech_12kbps_mb.wav", "replace"])
        .unwrap();
    assert_event_occurs!(ev_ctx, 3., Ok(Event::VideoReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::VideoReconfig));
    assert_event_occurs!(
        ev_ctx,
        3.,
        Ok(Event::EndFile(EndFileEvent {
            reason: EndFileReason::Stop,
            ..
        }))
    );
    assert_event_occurs!(ev_ctx, 3., Ok(Event::StartFile(_)));
    assert_event_occurs!(
        ev_ctx,
        3.,
        Ok(Event::PropertyChange {
            name: "media-title",
            change: PropertyData::Str("speech_12kbps_mb.wav"),
            reply_userdata: 1,
        })
    );
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::VideoReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::FileLoaded));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::PlaybackRestart));
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert_event_occurs!(
        ev_ctx,
        10.,
        Ok(Event::EndFile(EndFileEvent {
            reason: EndFileReason::Eof,
            ..
        }))
    );
    assert_event_occurs!(ev_ctx, 3., Ok(Event::AudioReconfig));
    assert!(ev_ctx.wait_event(3.).is_none());
}

#[test]
#[ignore = "This test is missing the `test-data`"]
fn node_map() {
    let mpv = Mpv::new().unwrap();

    mpv.command(
        "loadfile",
        &["test-data/speech_12kbps_mb.wav", "append-play"],
    )
    .unwrap();

    thread::sleep(Duration::from_millis(250));
    let audio_params = mpv.get_property::<MpvNode>("audio-params").unwrap();
    let params = audio_params.map().unwrap().collect::<HashMap<_, _>>();

    assert_eq!(params.len(), 5);

    let format = params.get("format").unwrap();
    assert_eq!(format, &MpvNode::String("s16".to_string()));

    let samplerate = params.get("samplerate").unwrap();
    assert_eq!(samplerate, &MpvNode::Int64(48_000));

    let channels = params.get("channels").unwrap();
    assert_eq!(channels, &MpvNode::String("mono".to_string()));

    let hr_channels = params.get("hr-channels").unwrap();
    assert_eq!(hr_channels, &MpvNode::String("mono".to_string()));

    let channel_count = params.get("channel-count").unwrap();
    assert_eq!(channel_count, &MpvNode::Int64(1));
}

#[test]
fn node_array() -> Result<()> {
    let mpv = Mpv::new()?;

    mpv.command(
        "loadfile",
        &["test-data/speech_12kbps_mb.wav", "append-play"],
    )
    .unwrap();

    thread::sleep(Duration::from_millis(250));
    let playlist = mpv.get_property::<MpvNode>("playlist")?;
    let items = playlist.array().unwrap().collect::<Vec<_>>();

    assert_eq!(items.len(), 1);
    let track = items[0].clone().map().unwrap().collect::<HashMap<_, _>>();

    let filename = track.get("filename").unwrap();

    assert_eq!(
        filename,
        &MpvNode::String("test-data/speech_12kbps_mb.wav".to_string())
    );

    Ok(())
}