WIP: add test_seek

.gitignore

@@ -1,2 +1,5 @@
 target
 Cargo.lock
+
+test_assets/*
+!test_assets/.gitkeep

flake.nix

@@ -31,6 +31,7 @@
         pkgs.mpv
         pkgs.grcov
         pkgs.cargo-nextest
+        pkgs.ffmpeg
       ];
       RUST_SRC_PATH = "${toolchain.rust-src}/lib/rustlib/src/rust/library";
     });

setup_test_assets.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+REQUIRED_COMMANDS=(
+  "git"
+  "ffmpeg"
+)
+
+for cmd in "${REQUIRED_COMMANDS[@]}"; do
+  if ! command -v "$cmd" &> /dev/null; then
+    echo "Command '$cmd' not found. Please install it and try again."
+    exit 1
+  fi
+done
+
+ROOT_DIR=$(git rev-parse --show-toplevel)
+
+# Generate 30 seconds of 480p video with black background
+
+ffmpeg -f lavfi -i color=c=black:s=640x480:d=30 -c:v libx264 -t 30 -pix_fmt yuv420p "$ROOT_DIR/test_assets/black-background-30s-480p.mp4"

tests/integration_tests/event_property_parser.rs

@@ -115,7 +115,7 @@ async fn graceful_shutdown(
 #[test(tokio::test)]
 #[cfg(target_family = "unix")]
 async fn test_highlevel_event_pause() -> Result<(), MpvError> {
-    let (proc, mpv) = spawn_headless_mpv().await?;
+    let (proc, mpv) = spawn_mpv(true).await?;
 
     mpv.observe_property(MPV_CHANNEL_ID, "pause").await?;
 
@@ -144,7 +144,7 @@ async fn test_highlevel_event_pause() -> Result<(), MpvError> {
 #[test(tokio::test)]
 #[cfg(target_family = "unix")]
 async fn test_highlevel_event_volume() -> Result<(), MpvError> {
-    let (proc, mpv) = spawn_headless_mpv().await?;
+    let (proc, mpv) = spawn_mpv(true).await?;
 
     mpv.observe_property(1337, "volume").await?;
     let events = mpv.get_event_stream().await;
@@ -174,7 +174,7 @@ async fn test_highlevel_event_volume() -> Result<(), MpvError> {
 #[test(tokio::test)]
 #[cfg(target_family = "unix")]
 async fn test_highlevel_event_mute() -> Result<(), MpvError> {
-    let (proc, mpv) = spawn_headless_mpv().await?;
+    let (proc, mpv) = spawn_mpv(true).await?;
 
     mpv.observe_property(1337, "mute").await?;
     let events = mpv.get_event_stream().await;
@@ -202,7 +202,7 @@ async fn test_highlevel_event_mute() -> Result<(), MpvError> {
 #[test(tokio::test)]
 #[cfg(target_family = "unix")]
 async fn test_highlevel_event_duration() -> Result<(), MpvError> {
-    let (proc, mpv) = spawn_headless_mpv().await?;
+    let (proc, mpv) = spawn_mpv(true).await?;
 
     mpv.observe_property(1337, "duration").await?;
 

tests/integration_tests/highlevel_api.rs

@@ -0,0 +1,35 @@
+use super::util::{get_test_asset, spawn_mpv};
+
+use mpvipc_async::{
+    MpvError, MpvExt, PlaylistAddOptions, PlaylistAddTypeOptions, SeekOptions, Switch,
+};
+
+#[tokio::test]
+#[cfg(target_family = "unix")]
+async fn test_seek() -> Result<(), MpvError> {
+    let (mut proc, mpv) = spawn_mpv(false).await.unwrap();
+    mpv.playlist_add(
+        &get_test_asset("black-background-30s-480p.mp4"),
+        PlaylistAddTypeOptions::File,
+        PlaylistAddOptions::Append,
+    )
+    .await?;
+
+    mpv.set_playback(Switch::On).await?;
+    mpv.set_playback(Switch::Off).await?;
+
+    // TODO: wait for property "seekable" to be true
+
+    mpv.seek(10.0, SeekOptions::Relative).await?;
+    let time_pos: f64 = mpv.get_property("time-pos").await?.unwrap();
+    assert_eq!(time_pos, 10.0);
+
+    mpv.seek(5.0, SeekOptions::Relative).await?;
+    let time_pos: f64 = mpv.get_property("time-pos").await?.unwrap();
+    assert_eq!(time_pos, 15.0);
+
+    mpv.kill().await.unwrap();
+    proc.kill().await.unwrap();
+
+    Ok(())
+}

tests/integration_tests/misc.rs

@@ -5,7 +5,7 @@ use super::*;
 #[tokio::test]
 #[cfg(target_family = "unix")]
 async fn test_get_mpv_version() -> Result<(), MpvError> {
-    let (mut proc, mpv) = spawn_headless_mpv().await.unwrap();
+    let (mut proc, mpv) = spawn_mpv(true).await.unwrap();
     let version: String = mpv.get_property("mpv-version").await?.unwrap();
     assert!(version.starts_with("mpv"));
 
@@ -18,7 +18,7 @@ async fn test_get_mpv_version() -> Result<(), MpvError> {
 #[tokio::test]
 #[cfg(target_family = "unix")]
 async fn test_set_property() -> Result<(), MpvError> {
-    let (mut proc, mpv) = spawn_headless_mpv().await.unwrap();
+    let (mut proc, mpv) = spawn_mpv(true).await.unwrap();
     mpv.set_property("pause", true).await.unwrap();
     let paused: bool = mpv.get_property("pause").await?.unwrap();
     assert!(paused);
@@ -32,7 +32,7 @@ async fn test_set_property() -> Result<(), MpvError> {
 #[tokio::test]
 #[cfg(target_family = "unix")]
 async fn test_get_unavailable_property() -> Result<(), MpvError> {
-    let (mut proc, mpv) = spawn_headless_mpv().await.unwrap();
+    let (mut proc, mpv) = spawn_mpv(true).await.unwrap();
     let time_pos = mpv.get_property::<f64>("time-pos").await;
     assert_eq!(time_pos, Ok(None));
 
@@ -45,7 +45,7 @@ async fn test_get_unavailable_property() -> Result<(), MpvError> {
 #[tokio::test]
 #[cfg(target_family = "unix")]
 async fn test_get_nonexistent_property() -> Result<(), MpvError> {
-    let (mut proc, mpv) = spawn_headless_mpv().await.unwrap();
+    let (mut proc, mpv) = spawn_mpv(true).await.unwrap();
     let nonexistent = mpv.get_property::<f64>("nonexistent").await;
 
     match nonexistent {

tests/integration_tests/mod.rs

@@ -1,4 +1,5 @@
 mod event_property_parser;
+mod highlevel_api;
 mod misc;
 mod util;
 

tests/integration_tests/util.rs

@@ -6,8 +6,35 @@ use tokio::{
     time::{sleep, timeout},
 };
 
+pub fn assert_test_assets_exist() {
+    let test_data_dir = Path::new("test_assets");
+    if !test_data_dir.exists()
+        || !test_data_dir.is_dir()
+        // `.gitkeep` should always be present, so there should be at least 2 entries
+        || test_data_dir.read_dir().unwrap().count() <= 1
+    {
+        panic!(
+            "Test assets directory not found at {:?}, please run `./setup_test_assets.sh`",
+            test_data_dir
+        );
+    }
+}
+
+#[inline]
+pub fn get_test_assets_dir() -> &'static Path {
+    Path::new("test_assets")
+}
+
+pub fn get_test_asset(file_name: &str) -> String {
+    assert_test_assets_exist();
+
+    let test_assets_dir = get_test_assets_dir();
+    let file_path = test_assets_dir.join(file_name);
+    file_path.to_str().unwrap().to_string()
+}
+
 #[cfg(target_family = "unix")]
-pub async fn spawn_headless_mpv() -> Result<(Child, Mpv), MpvError> {
+pub async fn spawn_mpv(headless: bool) -> Result<(Child, Mpv), MpvError> {
     let socket_path_str = format!("/tmp/mpv-ipc-{}", uuid::Uuid::new_v4());
     let socket_path = Path::new(&socket_path_str);
 
@@ -15,8 +42,11 @@ pub async fn spawn_headless_mpv() -> Result<(Child, Mpv), MpvError> {
     let process_handle = Command::new("mpv")
         .arg("--no-config")
         .arg("--idle")
-        .arg("--no-video")
+        .args(if headless {
-        .arg("--no-audio")
+            vec!["--no-video", "--no-audio"]
+        } else {
+            vec![]
+        })
         .arg(format!(
             "--input-ipc-server={}",
             &socket_path.to_str().unwrap()