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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter/widgets.dart';
void main() {
testWidgets('Padding RTL', (WidgetTester tester) async {
const Widget child = Padding(
padding: EdgeInsetsDirectional.only(start: 10.0),
child: Placeholder(),
);
await tester.pumpWidget(const Directionality(
textDirection: TextDirection.ltr,
child: child,
));
expect(tester.getTopLeft(find.byType(Placeholder)), const Offset(10.0, 0.0));
await tester.pumpWidget(const Directionality(
textDirection: TextDirection.rtl,
child: child,
));
expect(tester.getTopLeft(find.byType(Placeholder)), const Offset(0.0, 0.0));
await tester.pumpWidget(
const Padding(
key: GlobalObjectKey<State<StatefulWidget>>(null),
padding: EdgeInsets.only(left: 1.0),
),
);
await tester.pumpWidget(const Directionality(
textDirection: TextDirection.rtl,
child: Padding(
key: GlobalObjectKey<State<StatefulWidget>>(null),
padding: EdgeInsetsDirectional.only(start: 1.0),
),
));
await tester.pumpWidget(
const Padding(
key: GlobalObjectKey<State<StatefulWidget>>(null),
padding: EdgeInsets.only(left: 1.0),
),
);
});
testWidgets('Container padding/margin RTL', (WidgetTester tester) async {
final Widget child = Container(
padding: const EdgeInsetsDirectional.only(start: 6.0),
margin: const EdgeInsetsDirectional.only(end: 20.0, start: 4.0),
child: const Placeholder(),
);
await tester.pumpWidget(Directionality(
textDirection: TextDirection.ltr,
child: child,
));
expect(tester.getTopLeft(find.byType(Placeholder)), const Offset(10.0, 0.0));
expect(tester.getTopRight(find.byType(Placeholder)), const Offset(780.0, 0.0));
await tester.pumpWidget(Directionality(
textDirection: TextDirection.rtl,
child: child,
));
expect(tester.getTopLeft(find.byType(Placeholder)), const Offset(20.0, 0.0));
expect(tester.getTopRight(find.byType(Placeholder)), const Offset(790.0, 0.0));
});
testWidgets('Container padding/margin mixed RTL/absolute', (WidgetTester tester) async {
final Widget child = Container(
padding: const EdgeInsets.only(left: 6.0),
margin: const EdgeInsetsDirectional.only(end: 20.0, start: 4.0),
child: const Placeholder(),
);
await tester.pumpWidget(Directionality(
textDirection: TextDirection.ltr,
child: child,
));
expect(tester.getTopLeft(find.byType(Placeholder)), const Offset(10.0, 0.0));
expect(tester.getTopRight(find.byType(Placeholder)), const Offset(780.0, 0.0));
await tester.pumpWidget(Directionality(
textDirection: TextDirection.rtl,
child: child,
));
expect(tester.getTopLeft(find.byType(Placeholder)), const Offset(26.0, 0.0));
expect(tester.getTopRight(find.byType(Placeholder)), const Offset(796.0, 0.0));
});
testWidgets('EdgeInsetsDirectional without Directionality', (WidgetTester tester) async {
await tester.pumpWidget(const Padding(padding: EdgeInsetsDirectional.only()));
expect(tester.takeException(), isAssertionError);
});
}