fix tests

Author: stevensJourney

packages/sqlite_async/lib/src/native/native_isolate_mutex.dart

@@ -7,7 +7,7 @@ import 'package:sqlite_async/src/common/mutex.dart';
 import 'package:sqlite_async/src/common/port_channel.dart';
 
 abstract class MutexImpl implements Mutex {
-  factory MutexImpl() {
+  factory MutexImpl({String? identifier}) {
     return SimpleMutex();
   }
 }
@@ -19,12 +19,13 @@ class SimpleMutex implements MutexImpl {
   // Adapted from https://github.com/tekartik/synchronized.dart/blob/master/synchronized/lib/src/basic_lock.dart
 
   Future<dynamic>? last;
+  String? identifier;
 
   // Hack to make sure the Mutex is not copied to another isolate.
   // ignore: unused_field
   final Finalizer _f = Finalizer((_) {});
 
-  SimpleMutex();
+  SimpleMutex({this.identifier});
 
   bool get locked => last != null;
 

packages/sqlite_async/lib/src/web/web_mutex.dart

@@ -58,7 +58,8 @@ class MutexImpl implements Mutex {
       Future.delayed(timeout, () {
         isTimedOut = true;
         if (lockObtained == false) {
-          completer.completeError(LockError('Timeout reached'));
+          completer.completeError(
+              TimeoutException('Failed to acquire lock', timeout));
         }
       });
     }
@@ -109,7 +110,8 @@ class MutexImpl implements Mutex {
         if (lockAcquired == true) {
           return;
         }
-        gotLock.completeError(LockError('Timeout reached'));
+        gotLock
+            .completeError(TimeoutException('Failed to acquire lock', timeout));
         controller.abort('Timeout'.toJS);
       });
     }

packages/sqlite_async/test/mutex_test.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:math';
 
 import 'package:sqlite_async/sqlite_async.dart';
@@ -41,7 +42,9 @@ void main() {
         m.lock(() async {
           print('This should not get executed');
         }, timeout: Duration(milliseconds: 200)),
-        throwsA((e) => e is LockError && e.message.contains('Timeout')));
+        throwsA((e) =>
+            e is TimeoutException &&
+            e.message!.contains('Failed to acquire lock')));
   });
 
   test('In-time timeout should function normally', () async {