app: add organization + sharing commands/queries

crates/application/tests/organization/queries/get_album.rs

@@ -0,0 +1,38 @@
+use std::sync::Arc;
+use application::testing::InMemoryAlbumRepository;
+use application::organization::{
+    CreateAlbumCommand, CreateAlbumHandler,
+    GetAlbumQuery, GetAlbumHandler,
+};
+use domain::errors::DomainError;
+use domain::value_objects::SystemId;
+
+#[tokio::test]
+async fn returns_album() {
+    let repo = Arc::new(InMemoryAlbumRepository::new());
+    let creator = SystemId::new();
+
+    let create_handler = CreateAlbumHandler::new(repo.clone());
+    let album = create_handler.execute(CreateAlbumCommand {
+        title: "My Album".into(),
+        creator_id: creator,
+    }).await.unwrap();
+
+    let query_handler = GetAlbumHandler::new(repo);
+    let found = query_handler.execute(GetAlbumQuery {
+        album_id: album.album_id,
+    }).await.unwrap();
+
+    assert_eq!(found.album_id, album.album_id);
+    assert_eq!(found.title, "My Album");
+}
+
+#[tokio::test]
+async fn rejects_nonexistent() {
+    let repo = Arc::new(InMemoryAlbumRepository::new());
+    let handler = GetAlbumHandler::new(repo);
+    let result = handler.execute(GetAlbumQuery {
+        album_id: SystemId::new(),
+    }).await;
+    assert!(matches!(result, Err(DomainError::NotFound(_))));
+}

crates/application/tests/organization/queries/mod.rs

@@ -0,0 +1 @@
+mod get_album;