buzz/mobile/test/features/settings/settings_overlay_test.dart

import 'package:buzz/features/channels/default_agent_launcher.dart';
import 'package:buzz/features/agents/agents_page.dart';
import 'dart:io';
import 'package:buzz/shared/widgets/ios_message_create_button.dart';
import 'dart:ui' as ui;

import 'package:flutter/rendering.dart';
import 'package:buzz/features/home/home_page.dart';
import 'package:buzz/features/profile/profile_provider.dart';
import 'package:buzz/features/profile/settings_profile_header.dart';
import 'package:buzz/features/profile/user_status_provider.dart';
import 'package:buzz/features/settings/settings_page.dart';
import 'package:buzz/shared/custom_emoji/custom_emoji_provider.dart';
import 'package:buzz/shared/relay/relay.dart';
import 'package:buzz/shared/profile/user_profile.dart';
import 'package:buzz/features/profile/user_status.dart';
import 'package:buzz/shared/theme/theme.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:nostr/nostr.dart' as nostr;
import 'package:package_info_plus/package_info_plus.dart';
import 'package:shared_preferences/shared_preferences.dart';

void main() {
  for (final platform in [TargetPlatform.android, TargetPlatform.iOS]) {
    testWidgets(
      'Settings overlays are visible above Home on ${platform.name}',
      (tester) async {
        if (Platform.environment.containsKey('SETTINGS_SCREENSHOTS')) {
          await tester.runAsync(() async {
            for (final font in {
              'Inter': 'assets/fonts/InterVariable.ttf',
              'BuzzTabler': 'assets/fonts/TablerIcons.ttf',
            }.entries) {
              await (FontLoader(
                font.key,
              )..addFont(rootBundle.load(font.value))).load();
            }
          });
        }
        debugDefaultTargetPlatformOverride = platform;
        addTearDown(() => debugDefaultTargetPlatformOverride = null);
        tester.view.physicalSize = const Size(390, 844);
        tester.view.devicePixelRatio = 1;
        tester.view.padding = FakeViewPadding(top: 47, bottom: 34);
        tester.view.viewPadding = FakeViewPadding(top: 47, bottom: 34);
        addTearDown(tester.view.reset);
        PackageInfo.setMockInitialValues(
          appName: 'Buzz',
          packageName: 'xyz.block.buzz',
          version: '0.16.0',
          buildNumber: '432',
          buildSignature: '',
        );
        SharedPreferences.setMockInitialValues({});
        final prefs = await SharedPreferences.getInstance();
        final presence = _Presence();
        final nativeChannels = <MethodChannel>[];
        tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(
          SystemChannels.platform_views,
          (call) async {
            if (call.method == 'create') {
              final args = call.arguments as Map;
              final channel = MethodChannel(
                '${args['viewType']}/${args['id']}',
              );
              nativeChannels.add(channel);
              tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(
                channel,
                (_) async => null,
              );
            }
            return null;
          },
        );
        addTearDown(() {
          for (final channel in [
            SystemChannels.platform_views,
            ...nativeChannels,
          ]) {
            tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(
              channel,
              null,
            );
          }
        });
        String? copied;
        tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(
          SystemChannels.platform,
          (call) async {
            if (call.method == 'Clipboard.setData') {
              copied = (call.arguments as Map)['text'] as String;
            }
            return null;
          },
        );
        addTearDown(() {
          tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(
            SystemChannels.platform,
            null,
          );
        });
        await tester.pumpWidget(
          ProviderScope(
            overrides: [
              savedPrefsProvider.overrideWithValue(prefs),
              relayConfigProvider.overrideWith(_Config.new),
              appLifecycleProvider.overrideWith(_Lifecycle.new),
              profileProvider.overrideWith(_Profile.new),
              presenceProvider.overrideWith(() => presence),
              userStatusProvider.overrideWith(_Status.new),
              customEmojiListProvider.overrideWithValue(const []),
            ],
            child: MaterialApp(
              theme: AppTheme.light(),
              builder: (_, child) => RepaintBoundary(
                key: const ValueKey('settings-test-capture'),
                child: child!,
              ),
              home: HomePage(
                onAgents: showAgents,
                openBestieConversation: (_, _, _) async {},
                defaultAgentBuilder: (context) => DefaultAgentLauncher(
                  onChooseAgent: () => showAgents(context),
                ),
                settingsPageBuilder: (_) => SettingsPage(
                  profileHeader: const SettingsProfileHeader(),
                  identityRecoveryPageBuilder: (_) => const SizedBox.shrink(),
                ),
              ),
            ),
          ),
        );
        await tester.pumpAndSettle();
        if (platform == TargetPlatform.iOS) {
          tester
              .widget<IosMessageCreateButton>(
                find.byWidgetPredicate(
                  (w) =>
                      w is IosMessageCreateButton &&
                      w.accessibilityLabel == 'Community menu',
                ),
              )
              .actions
              .firstWhere((action) => action.label == 'Settings')
              .onPressed!();
        } else {
          await tester.tap(find.byTooltip('Community menu'));
          await tester.pumpAndSettle();
          await tester.tap(find.text('Settings'));
        }
        await tester.pumpAndSettle();
        if (platform == TargetPlatform.iOS) {
          expect(find.byType(HomePage), findsNothing);
          expect(find.byType(HomePage, skipOffstage: false), findsOneWidget);
          final menu = tester.widget<UiKitView>(
            find.byKey(const ValueKey('settings-presence-menu')),
          );
          expect(menu.viewType, 'buzz/presence_menu');
          expect(menu.creationParams, containsPair('presence', 'offline'));
          final nativeMenu = nativeChannels.singleWhere(
            (channel) => channel.name.startsWith('buzz/presence_menu/'),
          );
          await tester.binding.defaultBinaryMessenger.handlePlatformMessage(
            nativeMenu.name,
            const StandardMethodCodec().encodeMethodCall(
              const MethodCall('selected', 'online'),
            ),
            (_) {},
          );
          await tester.pumpAndSettle();
        } else {
          await tester.tap(
            find.byKey(const ValueKey('settings-presence-menu')),
          );
          await tester.pumpAndSettle();
          final online = find.byKey(const ValueKey('settings-presence-online'));
          expect(online.hitTestable(), findsOneWidget);
          final fade = tester.widget<FadeTransition>(
            find.byKey(const ValueKey('activity-popover-fade')),
          );
          expect(fade.opacity.value, 1);
          final menu = tester.getRect(
            find.byKey(const ValueKey('settings-presence-popover')),
          );
          final anchor = tester.getRect(
            find.byKey(const ValueKey('settings-presence-target')),
          );
          expect(menu.center.dx, closeTo(anchor.center.dx, 0.1));
          expect(menu.top, closeTo(anchor.bottom + Grid.half, 0.1));
          expect(menu.bottom, lessThanOrEqualTo(810));
          await _capture(tester, '${platform.name}-availability');
          await tester.tapAt(const Offset(20, 700));
          await tester.pumpAndSettle();
          expect(
            find.byKey(const ValueKey('settings-presence-popover')),
            findsNothing,
          );
          expect(presence.selected, isEmpty);
          await tester.tap(
            find.byKey(const ValueKey('settings-presence-menu')),
          );
          await tester.pumpAndSettle();
          await tester.tap(online);
          await tester.pumpAndSettle();
        }
        expect(presence.selected, ['online']);
        await tester.tap(find.text('Copy public key (npub)'));
        await tester.pumpAndSettle();
        expect(copied, startsWith('npub1'));
        expect(find.byType(SnackBar), findsNothing);
        final settings = find.byType(SettingsPage);
        final message = find.text('Public key copied');
        expect(message, findsOneWidget);
        // The shared toast is above the route, rather than inside its Scaffold.
        expect(find.descendant(of: settings, matching: message), findsNothing);
        final toastSurface = find
            .ancestor(of: message, matching: find.byType(PhysicalShape))
            .first;
        expect(tester.getRect(toastSurface).top, greaterThanOrEqualTo(0));
        expect(tester.getRect(toastSurface).bottom, lessThan(160));
        await _capture(tester, '${platform.name}-copied');
        Navigator.of(tester.element(settings)).pop();
        await tester.pumpAndSettle();
        await tester.pump(const Duration(seconds: 4));
        await tester.pumpAndSettle();
        expect(message, findsNothing);
        expect(tester.takeException(), isNull);
        debugDefaultTargetPlatformOverride = null;
      },
    );
  }
}

class _Presence extends PresenceNotifier {
  final selected = <String>[];
  @override
  Future<String> build() async => 'offline';
  @override
  Future<void> setPresence(String status) async {
    selected.add(status);
    state = AsyncData(status);
  }
}

class _Profile extends ProfileNotifier {
  @override
  Future<UserProfile?> build() async =>
      UserProfile(pubkey: 'aabb', displayName: 'Test');
}

class _Status extends UserStatusNotifier {
  @override
  Future<UserStatus?> build() async => null;
}

class _Config extends RelayConfigNotifier {
  @override
  RelayConfig build() => RelayConfig(
    baseUrl: 'https://relay.test',
    nsec: nostr.Keys(
      '1111111111111111111111111111111111111111111111111111111111111111',
    ).nsec,
  );
}

Future<void> _capture(WidgetTester tester, String name) async {
  final directory = Platform.environment['SETTINGS_SCREENSHOTS'];
  if (directory == null) return;
  final boundary = tester.renderObject<RenderRepaintBoundary>(
    find.byKey(const ValueKey('settings-test-capture')),
  );
  await tester.runAsync(() async {
    final image = await boundary.toImage(pixelRatio: 2);
    final bytes = await image.toByteData(format: ui.ImageByteFormat.png);
    await Directory(directory).create(recursive: true);
    await File(
      '$directory/$name.png',
    ).writeAsBytes(bytes!.buffer.asUint8List());
    image.dispose();
  });
}

class _Lifecycle extends AppLifecycleNotifier {
  @override
  AppLifecycleState build() => AppLifecycleState.resumed;
}