widget_test.dart
1.15 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
import 'package:flutter/material.dart';
import 'package:flutter_math_fork/flutter_math.dart';
import 'package:flutter_test/flutter_test.dart';
import 'load_fonts.dart';
void main() {
setUpAll(loadKaTeXFonts);
group('Flutter Math', () {
testWidgets('Should show default error message', (tester) async {
await tester.pumpWidget(
MaterialApp(
home: Scaffold(body: Math.tex(r'\Gaarbled$')),
),
);
final finder = find.byType(SelectableText);
expect(finder, findsOneWidget);
expect(
(finder.evaluate().single.widget as SelectableText)
.data!
.startsWith('Parser Error:'),
isTrue);
});
testWidgets('Should show onErrorFallback widget', (tester) async {
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
body: Math.tex(
r'\Gaarbled$',
onErrorFallback: (_) => Container(
width: 100,
height: 100,
),
),
),
),
);
final finder = find.byType(Container);
expect(finder, findsOneWidget);
});
});
}