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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
// Copyright 2017 The Chromium 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/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter/rendering.dart';
import '../rendering/mock_canvas.dart';
void main() {
testWidgets('Passes textAlign to underlying TextField', (WidgetTester tester) async {
const TextAlign alignment = TextAlign.center;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
textAlign: alignment,
),
),
),
),
);
final Finder textFieldFinder = find.byType(TextField);
expect(textFieldFinder, findsOneWidget);
final TextField textFieldWidget = tester.widget(textFieldFinder);
expect(textFieldWidget.textAlign, alignment);
});
testWidgets('Passes textInputAction to underlying TextField', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
textInputAction: TextInputAction.next,
),
),
),
),
);
final Finder textFieldFinder = find.byType(TextField);
expect(textFieldFinder, findsOneWidget);
final TextField textFieldWidget = tester.widget(textFieldFinder);
expect(textFieldWidget.textInputAction, TextInputAction.next);
});
testWidgets('Passes onEditingComplete to underlying TextField', (WidgetTester tester) async {
final VoidCallback onEditingComplete = () { };
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
onEditingComplete: onEditingComplete,
),
),
),
),
);
final Finder textFieldFinder = find.byType(TextField);
expect(textFieldFinder, findsOneWidget);
final TextField textFieldWidget = tester.widget(textFieldFinder);
expect(textFieldWidget.onEditingComplete, onEditingComplete);
});
testWidgets('Passes cursor attributes to underlying TextField', (WidgetTester tester) async {
const double cursorWidth = 3.14;
const Radius cursorRadius = Radius.circular(4);
const Color cursorColor = Colors.purple;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
cursorWidth: cursorWidth,
cursorRadius: cursorRadius,
cursorColor: cursorColor,
),
),
),
),
);
final Finder textFieldFinder = find.byType(TextField);
expect(textFieldFinder, findsOneWidget);
final TextField textFieldWidget = tester.widget(textFieldFinder);
expect(textFieldWidget.cursorWidth, cursorWidth);
expect(textFieldWidget.cursorRadius, cursorRadius);
expect(textFieldWidget.cursorColor, cursorColor);
});
testWidgets('onFieldSubmit callbacks are called', (WidgetTester tester) async {
bool _called = false;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
onFieldSubmitted: (String value) { _called = true; },
),
),
),
),
);
await tester.showKeyboard(find.byType(TextField));
await tester.testTextInput.receiveAction(TextInputAction.done);
await tester.pump();
expect(_called, true);
});
testWidgets('onChanged callbacks are called', (WidgetTester tester) async {
String _value;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
onChanged: (String value) {
_value = value;
},
),
),
),
),
);
await tester.enterText(find.byType(TextField), 'Soup');
await tester.pump();
expect(_value, 'Soup');
});
testWidgets('autovalidate is passed to super', (WidgetTester tester) async {
int _validateCalled = 0;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
autovalidate: true,
validator: (String value) { _validateCalled++; return null; },
),
),
),
),
);
expect(_validateCalled, 1);
await tester.showKeyboard(find.byType(TextField));
await tester.enterText(find.byType(TextField), 'a');
await tester.pump();
expect(_validateCalled, 2);
});
testWidgets('validate is not called if widget is disabled', (WidgetTester tester) async {
int _validateCalled = 0;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
enabled: false,
autovalidate: true,
validator: (String value) { _validateCalled += 1; return null; },
),
),
),
),
);
expect(_validateCalled, 0);
await tester.showKeyboard(find.byType(TextField));
await tester.enterText(find.byType(TextField), 'a');
await tester.pump();
expect(_validateCalled, 0);
});
testWidgets('validate is called if widget is enabled', (WidgetTester tester) async {
int _validateCalled = 0;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
enabled: true,
autovalidate: true,
validator: (String value) { _validateCalled += 1; return null; },
),
),
),
),
);
expect(_validateCalled, 1);
await tester.showKeyboard(find.byType(TextField));
await tester.enterText(find.byType(TextField), 'a');
await tester.pump();
expect(_validateCalled, 2);
});
testWidgets('passing a buildCounter shows returned widget', (WidgetTester tester) async {
await tester.pumpWidget(MaterialApp(
home: Material(
child: Center(
child: TextFormField(
buildCounter: (BuildContext context, { int currentLength, int maxLength, bool isFocused }) {
return Text('${currentLength.toString()} of ${maxLength.toString()}');
},
maxLength: 10,
),
),
),
),
);
expect(find.text('0 of 10'), findsOneWidget);
await tester.enterText(find.byType(TextField), '01234');
await tester.pump();
expect(find.text('5 of 10'), findsOneWidget);
});
testWidgets('readonly text form field will hide cursor by default', (WidgetTester tester) async {
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
initialValue: 'readonly',
readOnly: true,
),
),
),
),
);
await tester.showKeyboard(find.byType(TextFormField));
expect(tester.testTextInput.hasAnyClients, false);
await tester.tap(find.byType(TextField));
await tester.pump();
expect(tester.testTextInput.hasAnyClients, false);
await tester.longPress(find.byType(TextFormField));
await tester.pump();
// Context menu should not have paste.
expect(find.text('SELECT ALL'), findsOneWidget);
expect(find.text('PASTE'), findsNothing);
final EditableTextState editableTextState = tester.firstState(find.byType(EditableText));
final RenderEditable renderEditable = editableTextState.renderEditable;
// Make sure it does not paint caret for a period of time.
await tester.pump(const Duration(milliseconds: 200));
expect(renderEditable, paintsExactlyCountTimes(#drawRect, 0));
await tester.pump(const Duration(milliseconds: 200));
expect(renderEditable, paintsExactlyCountTimes(#drawRect, 0));
await tester.pump(const Duration(milliseconds: 200));
expect(renderEditable, paintsExactlyCountTimes(#drawRect, 0));
});
testWidgets('onTap is called upon tap', (WidgetTester tester) async {
int tapCount = 0;
await tester.pumpWidget(
MaterialApp(
home: Material(
child: Center(
child: TextFormField(
onTap: () {
tapCount += 1;
},
),
),
),
),
);
expect(tapCount, 0);
await tester.tap(find.byType(TextField));
// Wait a bit so they're all single taps and not double taps.
await tester.pump(const Duration(milliseconds: 300));
await tester.tap(find.byType(TextField));
await tester.pump(const Duration(milliseconds: 300));
await tester.tap(find.byType(TextField));
await tester.pump(const Duration(milliseconds: 300));
expect(tapCount, 3);
});
}