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| 1 | +import 'package:apidash/dashbot/core/constants/constants.dart'; |
| 2 | +import 'package:apidash/dashbot/features/chat/models/chat_message.dart'; |
| 3 | +import 'package:apidash/dashbot/features/chat/models/chat_state.dart'; |
| 4 | +import 'package:apidash/dashbot/features/chat/view/pages/dashbot_chat_page.dart'; |
| 5 | +import 'package:apidash/dashbot/features/chat/view/widgets/dashbot_task_buttons.dart'; |
| 6 | +import 'package:apidash/dashbot/features/chat/viewmodel/chat_viewmodel.dart'; |
| 7 | +import 'package:apidash/providers/collection_providers.dart'; |
| 8 | +import 'package:flutter/material.dart'; |
| 9 | +import 'package:flutter_markdown/flutter_markdown.dart'; |
| 10 | +import 'package:flutter_riverpod/flutter_riverpod.dart'; |
| 11 | +import 'package:flutter_test/flutter_test.dart'; |
| 12 | + |
| 13 | +import 'test_utils.dart'; |
| 14 | + |
| 15 | +void main() { |
| 16 | + Widget createChatScreen({ |
| 17 | + List<Override> overrides = const [], |
| 18 | + ChatMessageType? initialTask, |
| 19 | + }) { |
| 20 | + return ProviderScope( |
| 21 | + overrides: [ |
| 22 | + // Override the selectedRequestModelProvider to prevent Hive dependency issues |
| 23 | + selectedRequestModelProvider.overrideWith((ref) => null), |
| 24 | + ...overrides, |
| 25 | + ], |
| 26 | + child: MaterialApp( |
| 27 | + home: Scaffold( |
| 28 | + body: ChatScreen(initialTask: initialTask), |
| 29 | + ), |
| 30 | + ), |
| 31 | + ); |
| 32 | + } |
| 33 | + |
| 34 | + testWidgets('ChatScreen shows empty-state prompt when idle', (tester) async { |
| 35 | + late SpyChatViewmodel spy; |
| 36 | + await tester.pumpWidget( |
| 37 | + createChatScreen( |
| 38 | + overrides: [ |
| 39 | + chatViewmodelProvider.overrideWith((ref) { |
| 40 | + spy = SpyChatViewmodel(ref); |
| 41 | + spy.setState(const ChatState()); |
| 42 | + return spy; |
| 43 | + }), |
| 44 | + ], |
| 45 | + ), |
| 46 | + ); |
| 47 | + await tester.pump(); |
| 48 | + |
| 49 | + expect(find.text('Ask me anything!'), findsOneWidget); |
| 50 | + expect(spy.sendMessageCalls, isEmpty); |
| 51 | + }); |
| 52 | + |
| 53 | + testWidgets('ChatScreen triggers initial task without user input', |
| 54 | + (tester) async { |
| 55 | + late SpyChatViewmodel spy; |
| 56 | + await tester.pumpWidget( |
| 57 | + createChatScreen( |
| 58 | + initialTask: ChatMessageType.generateDoc, |
| 59 | + overrides: [ |
| 60 | + chatViewmodelProvider.overrideWith((ref) { |
| 61 | + spy = SpyChatViewmodel(ref); |
| 62 | + spy.setState(const ChatState()); |
| 63 | + return spy; |
| 64 | + }), |
| 65 | + ], |
| 66 | + ), |
| 67 | + ); |
| 68 | + |
| 69 | + await tester.pump(); |
| 70 | + |
| 71 | + expect(spy.sendMessageCalls.length, 1); |
| 72 | + expect(spy.sendMessageCalls.first.text, isEmpty); |
| 73 | + expect(spy.sendMessageCalls.first.type, ChatMessageType.generateDoc); |
| 74 | + expect(spy.sendMessageCalls.first.countAsUser, isFalse); |
| 75 | + }); |
| 76 | + |
| 77 | + testWidgets('ChatScreen toggles task suggestions panel', (tester) async { |
| 78 | + late SpyChatViewmodel spy; |
| 79 | + await tester.pumpWidget( |
| 80 | + createChatScreen( |
| 81 | + overrides: [ |
| 82 | + chatViewmodelProvider.overrideWith((ref) { |
| 83 | + spy = SpyChatViewmodel(ref); |
| 84 | + spy.setState(const ChatState()); |
| 85 | + return spy; |
| 86 | + }), |
| 87 | + ], |
| 88 | + ), |
| 89 | + ); |
| 90 | + |
| 91 | + expect(find.byType(DashbotTaskButtons), findsNothing); |
| 92 | + |
| 93 | + await tester.tap(find.byIcon(Icons.help_outline_rounded)); |
| 94 | + await tester.pump(); |
| 95 | + |
| 96 | + expect(find.byType(DashbotTaskButtons), findsOneWidget); |
| 97 | + }); |
| 98 | + |
| 99 | + testWidgets('Clear chat icon delegates to viewmodel', (tester) async { |
| 100 | + late SpyChatViewmodel spy; |
| 101 | + await tester.pumpWidget( |
| 102 | + createChatScreen( |
| 103 | + overrides: [ |
| 104 | + chatViewmodelProvider.overrideWith((ref) { |
| 105 | + spy = SpyChatViewmodel(ref); |
| 106 | + spy.setState(const ChatState()); |
| 107 | + return spy; |
| 108 | + }), |
| 109 | + ], |
| 110 | + ), |
| 111 | + ); |
| 112 | + |
| 113 | + await tester.tap(find.byIcon(Icons.clear_all_rounded)); |
| 114 | + await tester.pump(); |
| 115 | + |
| 116 | + expect(spy.clearCalled, isTrue); |
| 117 | + }); |
| 118 | + |
| 119 | + testWidgets('Submitting text sends general chat message', (tester) async { |
| 120 | + late SpyChatViewmodel spy; |
| 121 | + await tester.pumpWidget( |
| 122 | + createChatScreen( |
| 123 | + overrides: [ |
| 124 | + chatViewmodelProvider.overrideWith((ref) { |
| 125 | + spy = SpyChatViewmodel(ref); |
| 126 | + spy.setState(const ChatState()); |
| 127 | + return spy; |
| 128 | + }), |
| 129 | + ], |
| 130 | + ), |
| 131 | + ); |
| 132 | + |
| 133 | + await tester.enterText(find.byType(TextField), 'Hello Dashbot'); |
| 134 | + await tester.tap(find.byIcon(Icons.send_rounded)); |
| 135 | + await tester.pump(); |
| 136 | + |
| 137 | + expect(spy.sendMessageCalls.length, 1); |
| 138 | + expect(spy.sendMessageCalls.first.text, 'Hello Dashbot'); |
| 139 | + expect(spy.sendMessageCalls.first.type, ChatMessageType.general); |
| 140 | + }); |
| 141 | + |
| 142 | + testWidgets('Streaming state renders temporary ChatBubble', (tester) async { |
| 143 | + late SpyChatViewmodel spy; |
| 144 | + await tester.pumpWidget( |
| 145 | + createChatScreen( |
| 146 | + overrides: [ |
| 147 | + chatViewmodelProvider.overrideWith((ref) { |
| 148 | + spy = SpyChatViewmodel(ref); |
| 149 | + spy.setState(const ChatState( |
| 150 | + isGenerating: true, currentStreamingResponse: 'Streaming...')); |
| 151 | + return spy; |
| 152 | + }), |
| 153 | + ], |
| 154 | + ), |
| 155 | + ); |
| 156 | + |
| 157 | + await tester.pump(); |
| 158 | + |
| 159 | + final markdown = |
| 160 | + tester.widget<MarkdownBody>(find.byType(MarkdownBody).first); |
| 161 | + expect(markdown.data, 'Streaming...'); |
| 162 | + }); |
| 163 | + |
| 164 | + testWidgets('Existing chat messages render in list', (tester) async { |
| 165 | + late SpyChatViewmodel spy; |
| 166 | + final messages = [ |
| 167 | + ChatMessage( |
| 168 | + id: '1', |
| 169 | + content: 'First', |
| 170 | + role: MessageRole.user, |
| 171 | + timestamp: DateTime(2024), |
| 172 | + ), |
| 173 | + ChatMessage( |
| 174 | + id: '2', |
| 175 | + content: 'Second', |
| 176 | + role: MessageRole.system, |
| 177 | + timestamp: DateTime(2024, 2), |
| 178 | + ), |
| 179 | + ]; |
| 180 | + |
| 181 | + await tester.pumpWidget( |
| 182 | + createChatScreen( |
| 183 | + overrides: [ |
| 184 | + chatViewmodelProvider.overrideWith((ref) { |
| 185 | + spy = SpyChatViewmodel(ref); |
| 186 | + spy.setMessages(messages); |
| 187 | + spy.setState(ChatState(chatSessions: {'global': messages})); |
| 188 | + return spy; |
| 189 | + }), |
| 190 | + ], |
| 191 | + ), |
| 192 | + ); |
| 193 | + |
| 194 | + await tester.pump(); |
| 195 | + |
| 196 | + expect(find.byType(ListView), findsOneWidget); |
| 197 | + expect(find.text('First'), findsOneWidget); |
| 198 | + expect(find.text('Second'), findsOneWidget); |
| 199 | + }); |
| 200 | + |
| 201 | + testWidgets('TextField onSubmitted sends message', (tester) async { |
| 202 | + late SpyChatViewmodel spy; |
| 203 | + await tester.pumpWidget( |
| 204 | + createChatScreen( |
| 205 | + overrides: [ |
| 206 | + chatViewmodelProvider.overrideWith((ref) { |
| 207 | + spy = SpyChatViewmodel(ref); |
| 208 | + spy.setState(const ChatState()); |
| 209 | + return spy; |
| 210 | + }), |
| 211 | + ], |
| 212 | + ), |
| 213 | + ); |
| 214 | + |
| 215 | + await tester.enterText(find.byType(TextField), 'Test message'); |
| 216 | + await tester.testTextInput.receiveAction(TextInputAction.done); |
| 217 | + await tester.pump(); |
| 218 | + |
| 219 | + expect(spy.sendMessageCalls.length, 1); |
| 220 | + expect(spy.sendMessageCalls.first.text, 'Test message'); |
| 221 | + expect(spy.sendMessageCalls.first.type, ChatMessageType.general); |
| 222 | + }); |
| 223 | + |
| 224 | + testWidgets('Task suggestions panel hides when generating starts', |
| 225 | + (tester) async { |
| 226 | + late SpyChatViewmodel spy; |
| 227 | + await tester.pumpWidget( |
| 228 | + createChatScreen( |
| 229 | + overrides: [ |
| 230 | + chatViewmodelProvider.overrideWith((ref) { |
| 231 | + spy = SpyChatViewmodel(ref); |
| 232 | + spy.setState(const ChatState()); |
| 233 | + return spy; |
| 234 | + }), |
| 235 | + ], |
| 236 | + ), |
| 237 | + ); |
| 238 | + |
| 239 | + // First show task suggestions |
| 240 | + await tester.tap(find.byIcon(Icons.help_outline_rounded)); |
| 241 | + await tester.pump(); |
| 242 | + expect(find.byType(DashbotTaskButtons), findsOneWidget); |
| 243 | + |
| 244 | + // Then start generating - this should hide the task suggestions |
| 245 | + spy.setState(const ChatState(isGenerating: true)); |
| 246 | + await tester.pump(); |
| 247 | + |
| 248 | + expect(find.byType(DashbotTaskButtons), findsNothing); |
| 249 | + }); |
| 250 | + |
| 251 | + testWidgets('Scroll animation triggers on streaming response changes', |
| 252 | + (tester) async { |
| 253 | + late SpyChatViewmodel spy; |
| 254 | + await tester.pumpWidget( |
| 255 | + createChatScreen( |
| 256 | + overrides: [ |
| 257 | + chatViewmodelProvider.overrideWith((ref) { |
| 258 | + spy = SpyChatViewmodel(ref); |
| 259 | + spy.setState(const ChatState( |
| 260 | + isGenerating: true, |
| 261 | + currentStreamingResponse: 'Initial...', |
| 262 | + )); |
| 263 | + return spy; |
| 264 | + }), |
| 265 | + ], |
| 266 | + ), |
| 267 | + ); |
| 268 | + |
| 269 | + await tester.pump(); |
| 270 | + |
| 271 | + // Change the streaming response - this should trigger scroll |
| 272 | + spy.setState(const ChatState( |
| 273 | + isGenerating: true, |
| 274 | + currentStreamingResponse: 'Updated streaming response...', |
| 275 | + )); |
| 276 | + await tester.pump(); |
| 277 | + |
| 278 | + // Verify scrolling behavior by checking that the new content is rendered |
| 279 | + expect(find.text('Updated streaming response...'), findsOneWidget); |
| 280 | + }); |
| 281 | + |
| 282 | + testWidgets('Scroll animation triggers when generation completes', |
| 283 | + (tester) async { |
| 284 | + late SpyChatViewmodel spy; |
| 285 | + final messages = [ |
| 286 | + ChatMessage( |
| 287 | + id: '1', |
| 288 | + content: 'Generated response', |
| 289 | + role: MessageRole.system, |
| 290 | + timestamp: DateTime(2024), |
| 291 | + ), |
| 292 | + ]; |
| 293 | + |
| 294 | + await tester.pumpWidget( |
| 295 | + createChatScreen( |
| 296 | + overrides: [ |
| 297 | + chatViewmodelProvider.overrideWith((ref) { |
| 298 | + spy = SpyChatViewmodel(ref); |
| 299 | + spy.setState(const ChatState(isGenerating: true)); |
| 300 | + return spy; |
| 301 | + }), |
| 302 | + ], |
| 303 | + ), |
| 304 | + ); |
| 305 | + |
| 306 | + await tester.pump(); |
| 307 | + |
| 308 | + // Complete generation - this should trigger scroll |
| 309 | + spy.setMessages(messages); |
| 310 | + spy.setState(ChatState( |
| 311 | + isGenerating: false, |
| 312 | + chatSessions: {'global': messages}, |
| 313 | + )); |
| 314 | + await tester.pump(); |
| 315 | + |
| 316 | + expect(find.text('Generated response'), findsOneWidget); |
| 317 | + }); |
| 318 | +} |
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