[shared_preferences] Remove use of Pigeon's Dart test generator

packages/shared_preferences/shared_preferences_android/pigeons/messages.dart

@@ -17,7 +17,7 @@ import 'package:pigeon/pigeon.dart';
     copyrightHeader: 'pigeons/copyright.txt',
   ),
 )
-@HostApi(dartHostTestHandler: 'TestSharedPreferencesApi')
+@HostApi()
 abstract class SharedPreferencesApi {
   /// Removes property from shared preferences data set.
   @TaskQueue(type: TaskQueueType.serialBackgroundThread)

packages/shared_preferences/shared_preferences_android/pigeons/messages_async.dart

@@ -48,7 +48,7 @@ class StringListResult {
   StringListLookupResultType type;
 }
 
-@HostApi(dartHostTestHandler: 'TestSharedPreferencesAsyncApi')
+@HostApi()
 abstract class SharedPreferencesAsyncApi {
   /// Adds property to shared preferences data set of type bool.
   @TaskQueue(type: TaskQueueType.serialBackgroundThread)

packages/shared_preferences/shared_preferences_foundation/lib/src/shared_preferences_foundation.dart

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'package:flutter/foundation.dart' show visibleForTesting;
 import 'package:flutter/services.dart';
 import 'package:shared_preferences_platform_interface/shared_preferences_platform_interface.dart';
 import 'package:shared_preferences_platform_interface/types.dart';
@@ -12,7 +13,11 @@ typedef _Setter = Future<void> Function(String key, Object value);
 
 /// iOS and macOS implementation of shared_preferences.
 class SharedPreferencesFoundation extends SharedPreferencesStorePlatform {
-  final LegacyUserDefaultsApi _api = LegacyUserDefaultsApi();
+  /// Creates an instance of [SharedPreferencesFoundation].
+  SharedPreferencesFoundation({@visibleForTesting LegacyUserDefaultsApi? api})
+    : _api = api ?? LegacyUserDefaultsApi();
+
+  final LegacyUserDefaultsApi _api;
 
   static const String _defaultPrefix = 'flutter.';
 

packages/shared_preferences/shared_preferences_foundation/pigeons/messages.dart

@@ -7,13 +7,12 @@ import 'package:pigeon/pigeon.dart';
 @ConfigurePigeon(
   PigeonOptions(
     dartOut: 'lib/src/messages.g.dart',
-    dartTestOut: 'test/test_api.g.dart',
     swiftOut:
         'darwin/shared_preferences_foundation/Sources/shared_preferences_foundation/messages.g.swift',
     copyrightHeader: 'pigeons/copyright_header.txt',
   ),
 )
-@HostApi(dartHostTestHandler: 'TestUserDefaultsApi')
+@HostApi()
 abstract class LegacyUserDefaultsApi {
   void remove(String key);
   void setBool(String key, bool value);
@@ -28,7 +27,7 @@ class SharedPreferencesPigeonOptions {
   String? suiteName;
 }
 
-@HostApi(dartHostTestHandler: 'TestSharedPreferencesAsyncApi')
+@HostApi()
 abstract class UserDefaultsApi {
   /// Adds property to shared preferences data set of type String.
   @SwiftFunction('set(key:value:options:)')

packages/shared_preferences/shared_preferences_foundation/test/shared_preferences_foundation_test.dart

@@ -4,17 +4,19 @@
 
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:shared_preferences_foundation/src/messages.g.dart';
 import 'package:shared_preferences_foundation/src/shared_preferences_foundation.dart';
 import 'package:shared_preferences_platform_interface/shared_preferences_platform_interface.dart';
 import 'package:shared_preferences_platform_interface/types.dart';
 
-import 'test_api.g.dart';
-
-class _MockSharedPreferencesApi implements TestUserDefaultsApi {
+class _MockSharedPreferencesApi implements LegacyUserDefaultsApi {
   final Map<String, Object> items = <String, Object>{};
 
   @override
-  Map<String, Object> getAll(String prefix, List<String?>? allowList) {
+  Future<Map<String, Object>> getAll(
+    String prefix,
+    List<String?>? allowList,
+  ) async {
     Set<String?>? allowSet;
     if (allowList != null) {
       allowSet = Set<String>.from(allowList);
@@ -28,27 +30,27 @@ class _MockSharedPreferencesApi implements TestUserDefaultsApi {
   }
 
   @override
-  void remove(String key) {
+  Future<void> remove(String key) async {
     items.remove(key);
   }
 
   @override
-  void setBool(String key, bool value) {
+  Future<void> setBool(String key, bool value) async {
     items[key] = value;
   }
 
   @override
-  void setDouble(String key, double value) {
+  Future<void> setDouble(String key, double value) async {
     items[key] = value;
   }
 
   @override
-  void setValue(String key, Object value) {
+  Future<void> setValue(String key, Object value) async {
     items[key] = value;
   }
 
   @override
-  bool clear(String prefix, List<String?>? allowList) {
+  Future<bool> clear(String prefix, List<String?>? allowList) async {
     items.keys.toList().forEach((String key) {
       if (key.startsWith(prefix) &&
           (allowList == null || allowList.contains(key))) {
@@ -57,6 +59,14 @@ class _MockSharedPreferencesApi implements TestUserDefaultsApi {
     });
     return true;
   }
+
+  @override
+  // ignore: non_constant_identifier_names
+  BinaryMessenger? get pigeonVar_binaryMessenger => null;
+
+  @override
+  // ignore: non_constant_identifier_names
+  String get pigeonVar_messageChannelSuffix => '';
 }
 
 void main() {
@@ -95,7 +105,6 @@ void main() {
 
   setUp(() {
     api = _MockSharedPreferencesApi();
-    TestUserDefaultsApi.setUp(api);
   });
 
   test('registerWith', () async {
@@ -107,21 +116,27 @@ void main() {
   });
 
   test('remove', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     api.items['flutter.hi'] = 'world';
     expect(await plugin.remove('flutter.hi'), isTrue);
     expect(api.items.containsKey('flutter.hi'), isFalse);
   });
 
   test('clear', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     api.items['flutter.hi'] = 'world';
     expect(await plugin.clear(), isTrue);
     expect(api.items.containsKey('flutter.hi'), isFalse);
   });
 
   test('clearWithPrefix', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -136,7 +151,9 @@ void main() {
   });
 
   test('clearWithParameters', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -157,7 +174,9 @@ void main() {
   });
 
   test('clearWithParameters with allow list', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -183,7 +202,9 @@ void main() {
   });
 
   test('getAll', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in flutterTestValues.keys) {
       api.items[key] = flutterTestValues[key]!;
     }
@@ -193,7 +214,9 @@ void main() {
   });
 
   test('getAllWithPrefix', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -203,7 +226,9 @@ void main() {
   });
 
   test('getAllWithParameters', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -215,7 +240,9 @@ void main() {
   });
 
   test('getAllWithParameters with allow list', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -232,7 +259,9 @@ void main() {
   });
 
   test('setValue', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     expect(await plugin.setValue('Bool', 'flutter.Bool', true), isTrue);
     expect(api.items['flutter.Bool'], true);
     expect(await plugin.setValue('Double', 'flutter.Double', 1.5), isTrue);
@@ -249,14 +278,18 @@ void main() {
   });
 
   test('setValue with unsupported type', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     expect(() async {
       await plugin.setValue('Map', 'flutter.key', <String, String>{});
     }, throwsA(isA<PlatformException>()));
   });
 
   test('getAllWithNoPrefix', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -266,7 +299,9 @@ void main() {
   });
 
   test('clearWithNoPrefix', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -279,7 +314,9 @@ void main() {
   });
 
   test('getAllWithNoPrefix with param', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }
@@ -291,7 +328,9 @@ void main() {
   });
 
   test('clearWithNoPrefix with param', () async {
-    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation();
+    final SharedPreferencesFoundation plugin = SharedPreferencesFoundation(
+      api: api,
+    );
     for (final String key in allTestValues.keys) {
       api.items[key] = allTestValues[key]!;
     }