feat(*): subsonic client with avfoundation playback and apple music ui

Packages/AmphlifyKit/Tests/StoreTests/SyncTests.swift

@@ -0,0 +1,28 @@
+import Foundation
+import SourceFake
+import Store
+import Sync
+import Testing
+
+@Test func fakeSourceSyncsIntoLibrary() async throws {
+    let library = MemoryLibrary()
+    let source = FakeSource()
+    try await SyncEngine(library: library).sync(source)
+    let albums = await library.albums(sortedBy: .title)
+    #expect(albums.count == 35)
+    #expect(await library.cursor(for: source.id) != nil)
+    let first = try #require(albums.first)
+    #expect(await library.tracks(inAlbum: first.id).count == first.trackCount)
+    #expect(await !library.search("harbor").artists.isEmpty)
+    try await SyncEngine(library: library).sync(source)
+    #expect(await library.albums(sortedBy: .title).count == 35)
+}
+
+@Test func fakeArtworkRenders() async throws {
+    let source = FakeSource()
+    let library = MemoryLibrary()
+    try await SyncEngine(library: library).sync(source)
+    let artwork = try #require(await library.albums(sortedBy: .title).first?.artwork)
+    let request = try await source.artwork(artwork, pixelSize: 300)
+    #expect(try Data(contentsOf: request.url).count > 1000)
+}