| 1 | import 'package:flutter/material.dart'; |
| 2 | import 'package:flutter_localizations/flutter_localizations.dart'; |
| 3 | import 'package:flutter_riverpod/flutter_riverpod.dart'; |
| 4 | import 'package:flutter_test/flutter_test.dart'; |
| 5 | import 'package:hugeicons/hugeicons.dart'; |
| 6 | import 'package:localmind/core/services/app_haptics.dart'; |
| 7 | import 'package:localmind/core/theme/app_theme.dart'; |
| 8 | import 'package:localmind/features/chat/providers/chat_providers.dart'; |
| 9 | import 'package:localmind/features/chat/views/components/background_generation_notice.dart'; |
| 10 | import 'package:localmind/features/chat/views/components/heartbeat_dot.dart'; |
| 11 | |
| 12 | import 'package:localmind/features/conversations/data/models/conversation.dart'; |
| 13 | import 'package:localmind/features/conversations/providers/conversation_providers.dart' |
| 14 | as conv; |
| 15 | import 'package:localmind/l10n/app_localizations.dart'; |
| 16 | import 'package:shadcn_ui/shadcn_ui.dart'; |
| 17 | |
| 18 | class _FakeChatNotifier extends ChatNotifier { |
| 19 | Conversation? loadedConversation; |
| 20 | |
| 21 | @override |
| 22 | ChatState build() => const ChatState(); |
| 23 | |
| 24 | @override |
| 25 | Future<void> loadConversation(Conversation conversation) async { |
| 26 | loadedConversation = conversation; |
| 27 | } |
| 28 | } |
| 29 | |
| 30 | Widget _buildTestApp({ |
| 31 | required Widget child, |
| 32 | required List<Conversation> conversations, |
| 33 | _FakeChatNotifier? chatNotifier, |
| 34 | ThemeData? theme, |
| 35 | }) { |
| 36 | return ProviderScope( |
| 37 | overrides: [ |
| 38 | appHapticsProvider.overrideWithValue(AppHaptics(() => false)), |
| 39 | conv.conversationsProvider.overrideWith( |
| 40 | () => _StaticConversationsNotifier(conversations), |
| 41 | ), |
| 42 | if (chatNotifier != null) chatProvider.overrideWith(() => chatNotifier), |
| 43 | ], |
| 44 | child: ShadTheme( |
| 45 | data: AppTheme.lightShadTheme, |
| 46 | child: MaterialApp( |
| 47 | theme: theme ?? AppTheme.lightTheme, |
| 48 | locale: const Locale('en'), |
| 49 | localizationsDelegates: const [ |
| 50 | AppLocalizations.delegate, |
| 51 | GlobalMaterialLocalizations.delegate, |
| 52 | GlobalWidgetsLocalizations.delegate, |
| 53 | GlobalCupertinoLocalizations.delegate, |
| 54 | ], |
| 55 | supportedLocales: AppLocalizations.supportedLocales, |
| 56 | home: Scaffold(body: Center(child: child)), |
| 57 | ), |
| 58 | ), |
| 59 | ); |
| 60 | } |
| 61 | |
| 62 | class _StaticConversationsNotifier extends conv.ConversationsNotifier { |
| 63 | _StaticConversationsNotifier(this._conversations); |
| 64 | final List<Conversation> _conversations; |
| 65 | |
| 66 | @override |
| 67 | Future<List<Conversation>> build() async => _conversations; |
| 68 | } |
| 69 | |
| 70 | void main() { |
| 71 | final sampleConversation = Conversation( |
| 72 | id: 'conv-123', |
| 73 | title: 'Function Creation Guide', |
| 74 | createdAt: DateTime.now(), |
| 75 | updatedAt: DateTime.now(), |
| 76 | ); |
| 77 | |
| 78 | testWidgets( |
| 79 | 'shows non-blocking info notice with title for a single remote generation', |
| 80 | (tester) async { |
| 81 | await tester.pumpWidget( |
| 82 | _buildTestApp( |
| 83 | conversations: [sampleConversation], |
| 84 | child: BackgroundGenerationNotice( |
| 85 | generations: const [ |
| 86 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 87 | ], |
| 88 | blocksSending: false, |
| 89 | ), |
| 90 | ), |
| 91 | ); |
| 92 | await tester.pump(); |
| 93 | await tester.pump(const Duration(milliseconds: 300)); |
| 94 | |
| 95 | // Verify icon is present |
| 96 | final iconFinder = find.byWidgetPredicate( |
| 97 | (widget) => |
| 98 | widget is HugeIcon && |
| 99 | widget.icon == HugeIcons.strokeRoundedBackground, |
| 100 | ); |
| 101 | expect(iconFinder, findsOneWidget); |
| 102 | |
| 103 | // Verify circular progress indicator is present |
| 104 | final spinnerFinder = find.byType(CircularProgressIndicator); |
| 105 | expect(spinnerFinder, findsOneWidget); |
| 106 | |
| 107 | // Non-blocking text should mention "in the background" |
| 108 | expect(find.textContaining('background'), findsOneWidget); |
| 109 | expect(find.textContaining('Function Creation Guide'), findsOneWidget); |
| 110 | |
| 111 | // Verify horizontal ordering: Icon (left) < Text (middle) < Spinner (right) |
| 112 | final iconOffset = tester.getCenter(iconFinder); |
| 113 | final textOffset = tester.getCenter( |
| 114 | find.textContaining('Function Creation Guide'), |
| 115 | ); |
| 116 | final spinnerOffset = tester.getCenter(spinnerFinder); |
| 117 | |
| 118 | expect( |
| 119 | iconOffset.dx, |
| 120 | lessThan(textOffset.dx), |
| 121 | reason: 'Icon should be to the left of the text', |
| 122 | ); |
| 123 | expect( |
| 124 | textOffset.dx, |
| 125 | lessThan(spinnerOffset.dx), |
| 126 | reason: |
| 127 | 'Circular progress indicator should be to the right of the text', |
| 128 | ); |
| 129 | }, |
| 130 | ); |
| 131 | |
| 132 | testWidgets('shows blocking notice with title for on-device conflict', ( |
| 133 | tester, |
| 134 | ) async { |
| 135 | await tester.pumpWidget( |
| 136 | _buildTestApp( |
| 137 | conversations: [sampleConversation], |
| 138 | child: BackgroundGenerationNotice( |
| 139 | generations: const [ |
| 140 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: true), |
| 141 | ], |
| 142 | blocksSending: true, |
| 143 | ), |
| 144 | ), |
| 145 | ); |
| 146 | await tester.pump(); |
| 147 | await tester.pump(const Duration(milliseconds: 300)); |
| 148 | |
| 149 | // Blocking text should mention "once it finishes" |
| 150 | expect(find.textContaining('once it finishes'), findsOneWidget); |
| 151 | expect(find.textContaining('Function Creation Guide'), findsOneWidget); |
| 152 | }); |
| 153 | |
| 154 | testWidgets('shows plural notice when multiple chats are generating', ( |
| 155 | tester, |
| 156 | ) async { |
| 157 | await tester.pumpWidget( |
| 158 | _buildTestApp( |
| 159 | conversations: [sampleConversation], |
| 160 | child: const BackgroundGenerationNotice( |
| 161 | generations: [ |
| 162 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 163 | ActiveGeneration(conversationId: 'conv-456', isOnDevice: false), |
| 164 | ], |
| 165 | blocksSending: false, |
| 166 | ), |
| 167 | ), |
| 168 | ); |
| 169 | await tester.pump(); |
| 170 | await tester.pump(const Duration(milliseconds: 300)); |
| 171 | |
| 172 | // Should show the plural form with count |
| 173 | expect(find.textContaining('2'), findsOneWidget); |
| 174 | expect(find.textContaining('background'), findsOneWidget); |
| 175 | }); |
| 176 | |
| 177 | testWidgets('triggers loadConversation on tap', (tester) async { |
| 178 | final fakeChat = _FakeChatNotifier(); |
| 179 | |
| 180 | await tester.pumpWidget( |
| 181 | _buildTestApp( |
| 182 | conversations: [sampleConversation], |
| 183 | chatNotifier: fakeChat, |
| 184 | child: BackgroundGenerationNotice( |
| 185 | generations: const [ |
| 186 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 187 | ], |
| 188 | blocksSending: false, |
| 189 | ), |
| 190 | ), |
| 191 | ); |
| 192 | await tester.pump(); |
| 193 | await tester.pump(const Duration(milliseconds: 300)); |
| 194 | |
| 195 | await tester.tap(find.byType(InkWell)); |
| 196 | await tester.pump(); |
| 197 | |
| 198 | expect(fakeChat.loadedConversation?.id, equals('conv-123')); |
| 199 | expect( |
| 200 | fakeChat.loadedConversation?.title, |
| 201 | equals('Function Creation Guide'), |
| 202 | ); |
| 203 | }); |
| 204 | |
| 205 | testWidgets('renders untitled fallback when conversation is missing', ( |
| 206 | tester, |
| 207 | ) async { |
| 208 | await tester.pumpWidget( |
| 209 | _buildTestApp( |
| 210 | conversations: [], |
| 211 | child: const BackgroundGenerationNotice( |
| 212 | generations: [ |
| 213 | ActiveGeneration(conversationId: 'non-existent', isOnDevice: false), |
| 214 | ], |
| 215 | blocksSending: false, |
| 216 | ), |
| 217 | ), |
| 218 | ); |
| 219 | await tester.pump(); |
| 220 | await tester.pump(const Duration(milliseconds: 300)); |
| 221 | |
| 222 | expect(find.byType(CircularProgressIndicator), findsOneWidget); |
| 223 | // The untitled non-blocking text |
| 224 | expect(find.textContaining('background'), findsOneWidget); |
| 225 | }); |
| 226 | |
| 227 | testWidgets( |
| 228 | 'clicking notice with 2 chats expands to show the two listed chats and allows selecting one', |
| 229 | (tester) async { |
| 230 | final conv1 = sampleConversation; |
| 231 | final conv2 = Conversation( |
| 232 | id: 'conv-456', |
| 233 | title: 'Second Background Task', |
| 234 | createdAt: DateTime.now(), |
| 235 | updatedAt: DateTime.now(), |
| 236 | ); |
| 237 | final fakeChat = _FakeChatNotifier(); |
| 238 | |
| 239 | await tester.pumpWidget( |
| 240 | _buildTestApp( |
| 241 | conversations: [conv1, conv2], |
| 242 | chatNotifier: fakeChat, |
| 243 | child: const BackgroundGenerationNotice( |
| 244 | generations: [ |
| 245 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 246 | ActiveGeneration(conversationId: 'conv-456', isOnDevice: true), |
| 247 | ], |
| 248 | blocksSending: false, |
| 249 | ), |
| 250 | ), |
| 251 | ); |
| 252 | await tester.pump(); |
| 253 | await tester.pump(const Duration(milliseconds: 300)); |
| 254 | |
| 255 | // Initially collapsed: listed chat items are not visible |
| 256 | expect(find.text('Second Background Task'), findsNothing); |
| 257 | |
| 258 | // Tap the header to expand |
| 259 | await tester.tap(find.textContaining('2')); |
| 260 | await tester.pump(); |
| 261 | await tester.pump(const Duration(milliseconds: 300)); |
| 262 | |
| 263 | // Now expanded: both chats are listed |
| 264 | expect(find.text('Function Creation Guide'), findsOneWidget); |
| 265 | expect(find.text('Second Background Task'), findsOneWidget); |
| 266 | expect(find.text('On-Device'), findsOneWidget); |
| 267 | |
| 268 | // Only ONE CircularProgressIndicator exists (at the top header) |
| 269 | expect(find.byType(CircularProgressIndicator), findsOneWidget); |
| 270 | |
| 271 | // Each chat item uses a HeartbeatDot instead of a spinner |
| 272 | expect(find.byType(HeartbeatDot), findsNWidgets(2)); |
| 273 | |
| 274 | // Tapping the second chat loads it |
| 275 | await tester.tap(find.text('Second Background Task')); |
| 276 | await tester.pump(); |
| 277 | await tester.pump(const Duration(milliseconds: 300)); |
| 278 | |
| 279 | expect(fakeChat.loadedConversation?.id, equals('conv-456')); |
| 280 | expect( |
| 281 | fakeChat.loadedConversation?.title, |
| 282 | equals('Second Background Task'), |
| 283 | ); |
| 284 | }, |
| 285 | ); |
| 286 | |
| 287 | testWidgets( |
| 288 | 'collapsing when one chat finishes animates without layout overflow', |
| 289 | (tester) async { |
| 290 | final conv1 = sampleConversation; |
| 291 | final conv2 = Conversation( |
| 292 | id: 'conv-456', |
| 293 | title: 'Second Background Task', |
| 294 | createdAt: DateTime.now(), |
| 295 | updatedAt: DateTime.now(), |
| 296 | ); |
| 297 | |
| 298 | await tester.pumpWidget( |
| 299 | _buildTestApp( |
| 300 | conversations: [conv1, conv2], |
| 301 | child: const BackgroundGenerationNotice( |
| 302 | generations: [ |
| 303 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 304 | ActiveGeneration(conversationId: 'conv-456', isOnDevice: false), |
| 305 | ], |
| 306 | blocksSending: false, |
| 307 | ), |
| 308 | ), |
| 309 | ); |
| 310 | await tester.pump(); |
| 311 | await tester.pump(const Duration(milliseconds: 300)); |
| 312 | |
| 313 | // Expand |
| 314 | await tester.tap(find.textContaining('2')); |
| 315 | await tester.pump(); |
| 316 | await tester.pump(const Duration(milliseconds: 300)); |
| 317 | expect(find.byType(HeartbeatDot), findsNWidgets(2)); |
| 318 | |
| 319 | // Simulate one chat completing (notice drops to 1 generation, triggers collapse) |
| 320 | await tester.pumpWidget( |
| 321 | _buildTestApp( |
| 322 | conversations: [conv1, conv2], |
| 323 | child: const BackgroundGenerationNotice( |
| 324 | generations: [ |
| 325 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 326 | ], |
| 327 | blocksSending: false, |
| 328 | ), |
| 329 | ), |
| 330 | ); |
| 331 | |
| 332 | // Pump intermediate frames of collapse animation (where subpixel constraints happen) |
| 333 | await tester.pump(const Duration(milliseconds: 30)); |
| 334 | await tester.pump(const Duration(milliseconds: 50)); |
| 335 | await tester.pump(const Duration(milliseconds: 100)); |
| 336 | await tester.pump(const Duration(milliseconds: 200)); |
| 337 | |
| 338 | // Fully collapsed to single notice |
| 339 | expect(find.byType(HeartbeatDot), findsNothing); |
| 340 | expect(find.byType(CircularProgressIndicator), findsOneWidget); |
| 341 | expect(tester.takeException(), isNull); |
| 342 | }, |
| 343 | ); |
| 344 | |
| 345 | testWidgets( |
| 346 | 'tapping header again when expanded collapses the list of chats', |
| 347 | (tester) async { |
| 348 | final conv1 = sampleConversation; |
| 349 | final conv2 = Conversation( |
| 350 | id: 'conv-456', |
| 351 | title: 'Second Background Task', |
| 352 | createdAt: DateTime.now(), |
| 353 | updatedAt: DateTime.now(), |
| 354 | ); |
| 355 | |
| 356 | await tester.pumpWidget( |
| 357 | _buildTestApp( |
| 358 | conversations: [conv1, conv2], |
| 359 | child: const BackgroundGenerationNotice( |
| 360 | generations: [ |
| 361 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 362 | ActiveGeneration(conversationId: 'conv-456', isOnDevice: false), |
| 363 | ], |
| 364 | blocksSending: false, |
| 365 | ), |
| 366 | ), |
| 367 | ); |
| 368 | await tester.pump(); |
| 369 | await tester.pump(const Duration(milliseconds: 300)); |
| 370 | |
| 371 | // Expand |
| 372 | await tester.tap(find.textContaining('2')); |
| 373 | await tester.pump(); |
| 374 | await tester.pump(const Duration(milliseconds: 300)); |
| 375 | expect(find.text('Second Background Task'), findsOneWidget); |
| 376 | |
| 377 | // Tap header again to collapse. The spring needs longer than the |
| 378 | // expand check to fall below the visibility threshold. |
| 379 | await tester.tap(find.textContaining('2')); |
| 380 | await tester.pump(); |
| 381 | await tester.pump(const Duration(seconds: 2)); |
| 382 | expect(find.text('Second Background Task'), findsNothing); |
| 383 | }, |
| 384 | ); |
| 385 | |
| 386 | testWidgets( |
| 387 | 'blocked send with several chats opens the on-device chat on tap', |
| 388 | (tester) async { |
| 389 | final onDeviceConversation = Conversation( |
| 390 | id: 'conv-456', |
| 391 | title: 'Local Gemma Chat', |
| 392 | createdAt: DateTime.now(), |
| 393 | updatedAt: DateTime.now(), |
| 394 | ); |
| 395 | final fakeChat = _FakeChatNotifier(); |
| 396 | |
| 397 | await tester.pumpWidget( |
| 398 | _buildTestApp( |
| 399 | conversations: [sampleConversation, onDeviceConversation], |
| 400 | chatNotifier: fakeChat, |
| 401 | child: const BackgroundGenerationNotice( |
| 402 | generations: [ |
| 403 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 404 | ActiveGeneration(conversationId: 'conv-456', isOnDevice: true), |
| 405 | ], |
| 406 | blocksSending: true, |
| 407 | ), |
| 408 | ), |
| 409 | ); |
| 410 | await tester.pump(); |
| 411 | await tester.pump(const Duration(milliseconds: 300)); |
| 412 | |
| 413 | expect(find.textContaining('Local Gemma Chat'), findsOneWidget); |
| 414 | expect(find.textContaining('once it finishes'), findsOneWidget); |
| 415 | |
| 416 | await tester.tap(find.byType(InkWell)); |
| 417 | await tester.pump(); |
| 418 | await tester.pump(const Duration(milliseconds: 300)); |
| 419 | |
| 420 | // Opens the blocking chat instead of expanding a list. |
| 421 | expect(fakeChat.loadedConversation?.id, equals('conv-456')); |
| 422 | expect(find.byType(HeartbeatDot), findsNothing); |
| 423 | }, |
| 424 | ); |
| 425 | |
| 426 | testWidgets('listed chat without a title uses a short fallback name', ( |
| 427 | tester, |
| 428 | ) async { |
| 429 | await tester.pumpWidget( |
| 430 | _buildTestApp( |
| 431 | conversations: [sampleConversation], |
| 432 | child: const BackgroundGenerationNotice( |
| 433 | generations: [ |
| 434 | ActiveGeneration(conversationId: 'conv-123', isOnDevice: false), |
| 435 | ActiveGeneration(conversationId: 'missing', isOnDevice: false), |
| 436 | ], |
| 437 | blocksSending: false, |
| 438 | ), |
| 439 | ), |
| 440 | ); |
| 441 | await tester.pump(); |
| 442 | await tester.pump(const Duration(milliseconds: 300)); |
| 443 | |
| 444 | await tester.tap(find.textContaining('2')); |
| 445 | await tester.pump(); |
| 446 | await tester.pump(const Duration(milliseconds: 300)); |
| 447 | |
| 448 | expect(find.text('Untitled chat'), findsOneWidget); |
| 449 | }); |
| 450 | } |