markdown support for talk messages

2026-08-16 21:35:41 +02:00
parent bd83a88e70
commit 02a7b87b5b
14 changed files with 379 additions and 19 deletions
@@ -0,0 +1,52 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:marianum_mobile/view/pages/talk/widgets/message_markdown.dart';
+
+Future<void> _pump(WidgetTester tester, String data) async {
+  await tester.pumpWidget(
+    MaterialApp(
+      home: Scaffold(body: MessageMarkdown(data: data)),
+    ),
+  );
+}
+
+void main() {
+  group('MessageMarkdown – supported subset', () {
+    testWidgets('renders bold, italic and strikethrough text', (tester) async {
+      await _pump(tester, '**bold** _italic_ ~~struck~~');
+      expect(find.textContaining('bold', findRichText: true), findsWidgets);
+      expect(find.textContaining('italic', findRichText: true), findsWidgets);
+      expect(find.textContaining('struck', findRichText: true), findsWidgets);
+    });
+
+    testWidgets('renders headings without the # markers', (tester) async {
+      await _pump(tester, '# Heading');
+      expect(find.textContaining('Heading', findRichText: true), findsWidgets);
+      expect(find.textContaining('#', findRichText: true), findsNothing);
+    });
+
+    testWidgets('renders task-list checkboxes', (tester) async {
+      await _pump(tester, '- [x] done\n- [ ] open');
+      expect(find.byIcon(Icons.check_box_outlined), findsOneWidget);
+      expect(find.byIcon(Icons.check_box_outline_blank), findsOneWidget);
+    });
+  });
+
+  group('MessageMarkdown – enforced limits (Rahmen)', () {
+    testWidgets('shows raw HTML literally instead of interpreting it', (
+      tester,
+    ) async {
+      await _pump(tester, 'a <b>tag</b> here');
+      // The angle-bracket tags must survive as visible text, never as styling.
+      expect(find.textContaining('<b>', findRichText: true), findsWidgets);
+    });
+
+    testWidgets('never fetches images, only shows their alt text', (
+      tester,
+    ) async {
+      await _pump(tester, '![altText](https://example.com/pic.png)');
+      expect(find.byType(Image), findsNothing);
+      expect(find.textContaining('altText', findRichText: true), findsWidgets);
+    });
+  });
+}