test(mobile): album_sort_options_provider unit tests

mobile/lib/modules/album/providers/album_sort_options.provider.dart

@@ -102,9 +102,10 @@ class AlbumSortFunction extends _$AlbumSortFunction {
     final sortOpt = ref
         .watch(appSettingsServiceProvider)
         .getSetting(AppSettingsEnum.selectedAlbumSortOrder);
-    return sortOpt < AlbumSortMode.values.length && sortOpt >= 0
-        ? AlbumSortMode.values.firstWhere((e) => e.index == sortOpt)
-        : AlbumSortMode.title;
+    return AlbumSortMode.values.firstWhere(
+      (e) => e.index == sortOpt,
+      orElse: () => AlbumSortMode.title,
+    );
   }
 
   void changeSortMode(AlbumSortMode sortOption) {

mobile/lib/modules/album/providers/album_sort_options.provider.g.dart

@@ -6,7 +6,7 @@ part of 'album_sort_options.provider.dart';
 // RiverpodGenerator
 // **************************************************************************
 
-String _$albumSortFunctionHash() => r'19a199c30181c19bb8f834f3105b27e6b0fb92f4';
+String _$albumSortFunctionHash() => r'2758b7d6274a1adc51e554e99cd6725bd875140f';
 
 /// See also [AlbumSortFunction].
 @ProviderFor(AlbumSortFunction)

mobile/test/album.stub.dart

@@ -0,0 +1,54 @@
+import 'package:immich_mobile/shared/models/album.dart';
+
+import 'asset.stub.dart';
+import 'user.stub.dart';
+
+final class AlbumStub {
+  const AlbumStub._();
+
+  static final emptyAlbum = Album(
+    name: "empty-album",
+    localId: "empty-album-local",
+    remoteId: "empty-album-remote",
+    createdAt: DateTime(2000),
+    modifiedAt: DateTime(2023),
+    shared: false,
+    activityEnabled: false,
+    startDate: DateTime(2020),
+  );
+
+  static final sharedWithUser = Album(
+    name: "empty-album-shared-with-user",
+    localId: "empty-album-shared-with-user-local",
+    remoteId: "empty-album-shared-with-user-remote",
+    createdAt: DateTime(2023),
+    modifiedAt: DateTime(2023),
+    shared: true,
+    activityEnabled: false,
+    endDate: DateTime(2020),
+  )..sharedUsers.addAll([UserStub.admin]);
+
+  static final oneAsset = Album(
+    name: "album-with-single-asset",
+    localId: "album-with-single-asset-local",
+    remoteId: "album-with-single-asset-remote",
+    createdAt: DateTime(2022),
+    modifiedAt: DateTime(2023),
+    shared: false,
+    activityEnabled: false,
+    startDate: DateTime(2020),
+    endDate: DateTime(2023),
+  )..assets.addAll([AssetStub.image1]);
+
+  static final twoAsset = Album(
+    name: "album-with-two-assets",
+    localId: "album-with-two-assets-local",
+    remoteId: "album-with-two-assets-remote",
+    createdAt: DateTime(2001),
+    modifiedAt: DateTime(2010),
+    shared: false,
+    activityEnabled: false,
+    startDate: DateTime(2019),
+    endDate: DateTime(2020),
+  )..assets.addAll([AssetStub.image1, AssetStub.image2]);
+}

mobile/test/album_sort_options_provider_test.dart

@@ -0,0 +1,182 @@
+import 'package:collection/collection.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:immich_mobile/modules/album/providers/album_sort_options.provider.dart';
+import 'package:immich_mobile/shared/models/album.dart';
+import 'package:immich_mobile/shared/models/asset.dart';
+import 'package:immich_mobile/shared/models/user.dart';
+import 'package:isar/isar.dart';
+
+import 'album.stub.dart';
+import 'asset.stub.dart';
+
+void main() {
+  late final Isar db;
+
+  setUpAll(() async {
+    await Isar.initializeIsarCore(download: true);
+    db = await Isar.open(
+      [
+        AssetSchema,
+        AlbumSchema,
+        UserSchema,
+      ],
+      maxSizeMiB: 256,
+      directory: ".",
+    );
+  });
+
+  final albums = [
+    AlbumStub.emptyAlbum,
+    AlbumStub.sharedWithUser,
+    AlbumStub.oneAsset,
+    AlbumStub.twoAsset,
+  ];
+
+  setUp(() {
+    db.writeTxnSync(() {
+      db.clearSync();
+      // Save all assets
+      db.assets.putAllSync([AssetStub.image1, AssetStub.image2]);
+      db.albums.putAllSync(albums);
+      for (final album in albums) {
+        album.sharedUsers.saveSync();
+        album.assets.saveSync();
+      }
+    });
+    expect(db.albums.countSync(), 4);
+    expect(db.assets.countSync(), 2);
+  });
+
+  group("Album sort - Created Time", () {
+    const created = AlbumSortMode.created;
+    test("Created time - ASC", () {
+      final sorted = created.sortFn(albums, false);
+      expect(sorted.isSortedBy((a) => a.createdAt), true);
+    });
+
+    test("Created time - DESC", () {
+      final sorted = created.sortFn(albums, true);
+      expect(
+        sorted.isSorted((b, a) => a.createdAt.compareTo(b.createdAt)),
+        true,
+      );
+    });
+  });
+
+  group("Album sort - Asset count", () {
+    const assetCount = AlbumSortMode.assetCount;
+    test("Asset Count - ASC", () {
+      final sorted = assetCount.sortFn(albums, false);
+      expect(
+        sorted.isSorted((a, b) => a.assetCount.compareTo(b.assetCount)),
+        true,
+      );
+    });
+
+    test("Asset Count - DESC", () {
+      final sorted = assetCount.sortFn(albums, true);
+      expect(
+        sorted.isSorted((b, a) => a.assetCount.compareTo(b.assetCount)),
+        true,
+      );
+    });
+  });
+
+  group("Album sort - Last modified", () {
+    const lastModified = AlbumSortMode.lastModified;
+    test("Last modified - ASC", () {
+      final sorted = lastModified.sortFn(albums, false);
+      expect(
+        sorted.isSorted((a, b) => a.modifiedAt.compareTo(b.modifiedAt)),
+        true,
+      );
+    });
+
+    test("Last modified - DESC", () {
+      final sorted = lastModified.sortFn(albums, true);
+      expect(
+        sorted.isSorted((b, a) => a.modifiedAt.compareTo(b.modifiedAt)),
+        true,
+      );
+    });
+  });
+
+  group("Album sort - Created", () {
+    const created = AlbumSortMode.created;
+    test("Created - ASC", () {
+      final sorted = created.sortFn(albums, false);
+      expect(
+        sorted.isSorted((a, b) => a.createdAt.compareTo(b.createdAt)),
+        true,
+      );
+    });
+
+    test("Created - DESC", () {
+      final sorted = created.sortFn(albums, true);
+      expect(
+        sorted.isSorted((b, a) => a.createdAt.compareTo(b.createdAt)),
+        true,
+      );
+    });
+  });
+
+  group("Album sort - Most Recent", () {
+    const mostRecent = AlbumSortMode.mostRecent;
+
+    test("Most Recent - ASC", () {
+      final sorted = mostRecent.sortFn(albums, false);
+      expect(
+        sorted,
+        [
+          AlbumStub.sharedWithUser,
+          AlbumStub.twoAsset,
+          AlbumStub.oneAsset,
+          AlbumStub.emptyAlbum,
+        ],
+      );
+    });
+
+    test("Most Recent - DESC", () {
+      final sorted = mostRecent.sortFn(albums, true);
+      expect(
+        sorted,
+        [
+          AlbumStub.emptyAlbum,
+          AlbumStub.oneAsset,
+          AlbumStub.twoAsset,
+          AlbumStub.sharedWithUser,
+        ],
+      );
+    });
+  });
+
+  group("Album sort - Most Oldest", () {
+    const mostOldest = AlbumSortMode.mostOldest;
+
+    test("Most Oldest - ASC", () {
+      final sorted = mostOldest.sortFn(albums, false);
+      expect(
+        sorted,
+        [
+          AlbumStub.twoAsset,
+          AlbumStub.emptyAlbum,
+          AlbumStub.oneAsset,
+          AlbumStub.sharedWithUser,
+        ],
+      );
+    });
+
+    test("Most Oldest - DESC", () {
+      final sorted = mostOldest.sortFn(albums, true);
+      expect(
+        sorted,
+        [
+          AlbumStub.sharedWithUser,
+          AlbumStub.oneAsset,
+          AlbumStub.emptyAlbum,
+          AlbumStub.twoAsset,
+        ],
+      );
+    });
+  });
+}

mobile/test/asset.stub.dart

@@ -0,0 +1,37 @@
+import 'package:immich_mobile/shared/models/asset.dart';
+
+final class AssetStub {
+  const AssetStub._();
+
+  static final image1 = Asset(
+    checksum: "image1-checksum",
+    localId: "image1",
+    ownerId: 1,
+    fileCreatedAt: DateTime.now(),
+    fileModifiedAt: DateTime.now(),
+    updatedAt: DateTime.now(),
+    durationInSeconds: 0,
+    type: AssetType.image,
+    fileName: "image1.jpg",
+    isFavorite: true,
+    isArchived: false,
+    isTrashed: false,
+    stackCount: 0,
+  );
+
+  static final image2 = Asset(
+    checksum: "image2-checksum",
+    localId: "image2",
+    ownerId: 1,
+    fileCreatedAt: DateTime(2000),
+    fileModifiedAt: DateTime(2010),
+    updatedAt: DateTime.now(),
+    durationInSeconds: 60,
+    type: AssetType.video,
+    fileName: "image2.jpg",
+    isFavorite: false,
+    isArchived: false,
+    isTrashed: false,
+    stackCount: 0,
+  );
+}

mobile/test/user.stub.dart

@@ -0,0 +1,21 @@
+import 'package:immich_mobile/shared/models/user.dart';
+
+final class UserStub {
+  const UserStub._();
+
+  static final admin = User(
+    id: "admin",
+    updatedAt: DateTime(2021),
+    email: "admin@test.com",
+    name: "admin",
+    isAdmin: true,
+  );
+
+  static final user1 = User(
+    id: "user1",
+    updatedAt: DateTime(2022),
+    email: "user1@test.com",
+    name: "user1",
+    isAdmin: false,
+  );
+}