push feature stable

2026-07-19 14:25:48 +02:00
parent dc5e9bbd86
commit 36d85f9373
49 changed files with 5473 additions and 673 deletions
@@ -0,0 +1,96 @@
+import 'dart:async';
+import 'dart:typed_data';
+
+import 'package:flutter/services.dart';
+import 'package:flutter_mozilla_components/flutter_mozilla_components.dart';
+import 'package:flutter_mozilla_components/src/pigeons/gecko.g.dart'
+    show GeckoPushEvents;
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  test('accepts sequence zero and ignores duplicate or older events', () async {
+    final service = GeckoPushService();
+    addTearDown(service.dispose);
+    final statuses = <PushStatus>[];
+    final subscription = service.statusChanges.listen(statuses.add);
+    addTearDown(subscription.cancel);
+
+    service.onPushStatusChanged(0, _status(PushDistributorStatus.pending));
+    service.onPushStatusChanged(0, _status(PushDistributorStatus.ready));
+    service.onPushStatusChanged(-1, _status(PushDistributorStatus.unavailable));
+    service.onPushStatusChanged(2, _status(PushDistributorStatus.ready));
+    await pumpEventQueue();
+
+    expect(statuses.map((status) => status.status), [
+      PushDistributorStatus.pending,
+      PushDistributorStatus.ready,
+    ]);
+  });
+
+  test(
+    'setup and disposal are idempotent and unregister the exact channel',
+    () async {
+      final messenger =
+          TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger;
+      final service = GeckoPushService(
+        binaryMessenger: messenger,
+        messageChannelSuffix: 'push-test',
+      );
+      final statuses = <PushStatus>[];
+      final subscription = service.statusChanges.listen(statuses.add);
+      addTearDown(subscription.cancel);
+
+      service.setUp();
+      service.setUp();
+
+      final responseBeforeDispose = await _dispatchStatus(
+        messenger,
+        suffix: 'push-test',
+        sequence: 1,
+        status: _status(PushDistributorStatus.ready),
+      );
+      await pumpEventQueue();
+
+      expect(responseBeforeDispose, isNotNull);
+      expect(statuses, hasLength(1));
+
+      await service.dispose();
+      await service.dispose();
+
+      final responseAfterDispose = await _dispatchStatus(
+        messenger,
+        suffix: 'push-test',
+        sequence: 2,
+        status: _status(PushDistributorStatus.unavailable),
+      );
+      service.onPushStatusChanged(3, _status(PushDistributorStatus.pending));
+      service.setUp();
+      await pumpEventQueue();
+
+      expect(responseAfterDispose, isNull);
+      expect(statuses, hasLength(1));
+    },
+  );
+}
+
+PushStatus _status(PushDistributorStatus status) {
+  return PushStatus(status: status, available: const []);
+}
+
+Future<ByteData?> _dispatchStatus(
+  TestDefaultBinaryMessenger messenger, {
+  required String suffix,
+  required int sequence,
+  required PushStatus status,
+}) async {
+  final reply = Completer<ByteData?>();
+  final channelSuffix = suffix.isEmpty ? '' : '.$suffix';
+  await messenger.handlePlatformMessage(
+    'dev.flutter.pigeon.flutter_mozilla_components.GeckoPushEvents.onPushStatusChanged$channelSuffix',
+    GeckoPushEvents.pigeonChannelCodec.encodeMessage([sequence, status]),
+    reply.complete,
+  );
+  return reply.future;
+}