app: add organization + sharing commands/queries

crates/application/tests/organization/commands/manage_album_entries.rs

@@ -0,0 +1,92 @@
+use std::sync::Arc;
+use application::testing::InMemoryAlbumRepository;
+use application::organization::{
+    AlbumAction, CreateAlbumCommand, CreateAlbumHandler,
+    ManageAlbumEntriesCommand, ManageAlbumEntriesHandler,
+};
+use domain::errors::DomainError;
+use domain::value_objects::SystemId;
+
+async fn setup_album(repo: &Arc<InMemoryAlbumRepository>, creator: SystemId) -> SystemId {
+    let handler = CreateAlbumHandler::new(repo.clone());
+    let album = handler.execute(CreateAlbumCommand {
+        title: "Test Album".into(),
+        creator_id: creator,
+    }).await.unwrap();
+    album.album_id
+}
+
+#[tokio::test]
+async fn adds_asset_to_album() {
+    let repo = Arc::new(InMemoryAlbumRepository::new());
+    let user = SystemId::new();
+    let album_id = setup_album(&repo, user).await;
+    let asset_id = SystemId::new();
+
+    let handler = ManageAlbumEntriesHandler::new(repo.clone());
+    let album = handler.execute(ManageAlbumEntriesCommand {
+        album_id,
+        action: AlbumAction::Add { asset_id },
+        user_id: user,
+    }).await.unwrap();
+
+    assert_eq!(album.asset_count(), 1);
+    assert_eq!(album.entries[0].asset_id, asset_id);
+}
+
+#[tokio::test]
+async fn removes_asset_from_album() {
+    let repo = Arc::new(InMemoryAlbumRepository::new());
+    let user = SystemId::new();
+    let album_id = setup_album(&repo, user).await;
+    let asset_id = SystemId::new();
+
+    let handler = ManageAlbumEntriesHandler::new(repo.clone());
+    handler.execute(ManageAlbumEntriesCommand {
+        album_id,
+        action: AlbumAction::Add { asset_id },
+        user_id: user,
+    }).await.unwrap();
+
+    let album = handler.execute(ManageAlbumEntriesCommand {
+        album_id,
+        action: AlbumAction::Remove { asset_id },
+        user_id: user,
+    }).await.unwrap();
+
+    assert_eq!(album.asset_count(), 0);
+}
+
+#[tokio::test]
+async fn rejects_nonexistent_album() {
+    let repo = Arc::new(InMemoryAlbumRepository::new());
+    let handler = ManageAlbumEntriesHandler::new(repo);
+    let result = handler.execute(ManageAlbumEntriesCommand {
+        album_id: SystemId::new(),
+        action: AlbumAction::Add { asset_id: SystemId::new() },
+        user_id: SystemId::new(),
+    }).await;
+    assert!(matches!(result, Err(DomainError::NotFound(_))));
+}
+
+#[tokio::test]
+async fn rejects_duplicate_add() {
+    let repo = Arc::new(InMemoryAlbumRepository::new());
+    let user = SystemId::new();
+    let album_id = setup_album(&repo, user).await;
+    let asset_id = SystemId::new();
+
+    let handler = ManageAlbumEntriesHandler::new(repo.clone());
+    handler.execute(ManageAlbumEntriesCommand {
+        album_id,
+        action: AlbumAction::Add { asset_id },
+        user_id: user,
+    }).await.unwrap();
+
+    let result = handler.execute(ManageAlbumEntriesCommand {
+        album_id,
+        action: AlbumAction::Add { asset_id },
+        user_id: user,
+    }).await;
+    assert!(matches!(result, Err(DomainError::Conflict(_))));
+}