update test cases

test/photo_gallery_test.dart

@@ -22,14 +22,14 @@ void main() {
 
   test('list albums', () async {
     MediumType mediumType = MediumType.image;
+    bool newest = true;
     var result = await PhotoGallery.listAlbums(mediumType: mediumType);
-    var expected = Generator.generateAlbums(mediumType: mediumType);
+    var expected = Generator.generateAlbums(mediumType: mediumType, newest: newest);
     expect(result, expected);
   });
 
   test('list media', () async {
     MediumType mediumType = MediumType.image;
-    bool newest = true;
     int skip = 0;
     int take = 1;
     List<Album> albums = await PhotoGallery.listAlbums(mediumType: mediumType);
@@ -38,7 +38,6 @@ void main() {
     MediaPage expected = Generator.generateMediaPage(
       album: allAlbum,
       mediumType: mediumType,
-      newest: newest,
       skip: skip,
       take: take,
     );

test/utils/generator.dart

@@ -3,34 +3,37 @@ import 'dart:io';
 import 'package:photo_gallery/photo_gallery.dart';
 
 class Generator {
-  static dynamic generateAlbumsJson(
-      {MediumType? mediumType = MediumType.image}) {
+  static dynamic generateAlbumsJson({
+    MediumType? mediumType = MediumType.image,
+    bool? newest = true,
+  }) {
     return [
       {
         "id": "__ALL__",
         "mediumType": mediumTypeToJson(mediumType),
+        "newest": newest,
         "name": "All",
         "count": 5,
       },
       {
         "id": "AlbumId",
         "mediumType": mediumTypeToJson(mediumType),
+        "newest": newest,
         "name": "AlbumName",
         "count": 5,
       }
     ];
   }
 
-  static List<Album> generateAlbums({MediumType? mediumType}) {
-    return Generator.generateAlbumsJson(mediumType: mediumType)
-        .map<Album>((x) => Album.fromJson(x))
+  static List<Album> generateAlbums({MediumType? mediumType, bool newest = true}) {
+    return Generator.generateAlbumsJson(mediumType: mediumType, newest: newest)
+        .map<Album>((x) => Album.fromJson(x, mediumType, newest))
         .toList();
   }
 
   static dynamic generateMediaPageJson({
     required String albumId,
     MediumType? mediumType,
-    bool newest = true,
     int? skip,
     int? take,
   }) {
@@ -44,7 +47,6 @@ class Generator {
     }
 
     return {
-      "newest": newest,
       "start": skip,
       "items": items,
     };
@@ -69,14 +71,12 @@ class Generator {
   static MediaPage generateMediaPage({
     required Album album,
     MediumType? mediumType,
-    bool newest = true,
     int? skip,
     int? take,
   }) {
     dynamic json = generateMediaPageJson(
       albumId: album.id,
       mediumType: mediumType,
-      newest: newest,
       skip: skip,
       take: take ?? album.count,
     );

test/utils/mock_handler.dart

@@ -7,18 +7,17 @@ import 'generator.dart';
 Future<dynamic> mockMethodCallHandler(MethodCall call) async {
   if (call.method == "listAlbums") {
     MediumType? mediumType = jsonToMediumType(call.arguments['mediumType']);
-    dynamic albums = Generator.generateAlbumsJson(mediumType: mediumType);
+    bool newest = call.arguments['newest'];
+    dynamic albums = Generator.generateAlbumsJson(mediumType: mediumType, newest: newest);
     return albums;
   } else if (call.method == "listMedia") {
     String albumId = call.arguments['albumId'];
     MediumType? mediumType = jsonToMediumType(call.arguments['mediumType']);
-    bool newest = call.arguments['newest'];
     int? skip = call.arguments['skip'];
     int? take = call.arguments['take'];
     dynamic mediaPage = Generator.generateMediaPageJson(
       albumId: albumId,
       mediumType: mediumType,
-      newest: newest,
       skip: skip,
       take: take,
     );