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// 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_test/flutter_test.dart';
import 'package:flutter/material.dart';
void main() {
testWidgets('Request focus shows keyboard', (WidgetTester tester) async {
final FocusNode focusNode = new FocusNode();
await tester.pumpWidget(
new MaterialApp(
home: new Material(
child: new Center(
child: new TextField(
focusNode: focusNode,
),
),
),
),
);
expect(tester.testTextInput.isVisible, isFalse);
FocusScope.of(tester.element(find.byType(TextField))).requestFocus(focusNode);
await tester.idle();
expect(tester.testTextInput.isVisible, isTrue);
await tester.pumpWidget(new Container());
expect(tester.testTextInput.isVisible, isFalse);
});
testWidgets('Autofocus shows keyboard', (WidgetTester tester) async {
expect(tester.testTextInput.isVisible, isFalse);
await tester.pumpWidget(
new MaterialApp(
home: const Material(
child: const Center(
child: const TextField(
autofocus: true,
),
),
),
),
);
expect(tester.testTextInput.isVisible, isTrue);
await tester.pumpWidget(new Container());
expect(tester.testTextInput.isVisible, isFalse);
});
testWidgets('Tap shows keyboard', (WidgetTester tester) async {
expect(tester.testTextInput.isVisible, isFalse);
await tester.pumpWidget(
new MaterialApp(
home: const Material(
child: const Center(
child: const TextField(),
),
),
),
);
expect(tester.testTextInput.isVisible, isFalse);
await tester.tap(find.byType(TextField));
await tester.idle();
expect(tester.testTextInput.isVisible, isTrue);
tester.testTextInput.hide();
expect(tester.testTextInput.isVisible, isFalse);
await tester.tap(find.byType(TextField));
await tester.idle();
expect(tester.testTextInput.isVisible, isTrue);
await tester.pumpWidget(new Container());
expect(tester.testTextInput.isVisible, isFalse);
});
testWidgets('Dialog interaction', (WidgetTester tester) async {
expect(tester.testTextInput.isVisible, isFalse);
await tester.pumpWidget(
new MaterialApp(
home: const Material(
child: const Center(
child: const TextField(
autofocus: true,
),
),
),
),
);
expect(tester.testTextInput.isVisible, isTrue);
final BuildContext context = tester.element(find.byType(TextField));
showDialog<void>(
context: context,
builder: (BuildContext context) => const SimpleDialog(title: const Text('Dialog')),
);
await tester.pump();
expect(tester.testTextInput.isVisible, isFalse);
Navigator.of(tester.element(find.text('Dialog'))).pop();
await tester.pump();
expect(tester.testTextInput.isVisible, isFalse);
await tester.tap(find.byType(TextField));
await tester.idle();
expect(tester.testTextInput.isVisible, isTrue);
await tester.pumpWidget(new Container());
expect(tester.testTextInput.isVisible, isFalse);
});
testWidgets('Focus triggers keep-alive', (WidgetTester tester) async {
final FocusNode focusNode = new FocusNode();
await tester.pumpWidget(
new MaterialApp(
home: new Material(
child: new ListView(
children: <Widget>[
new TextField(
focusNode: focusNode,
),
new Container(
height: 1000.0,
),
],
),
),
),
);
expect(find.byType(TextField), findsOneWidget);
expect(tester.testTextInput.isVisible, isFalse);
FocusScope.of(tester.element(find.byType(TextField))).requestFocus(focusNode);
await tester.pump();
expect(find.byType(TextField), findsOneWidget);
expect(tester.testTextInput.isVisible, isTrue);
await tester.drag(find.byType(ListView), const Offset(0.0, -1000.0));
await tester.pump();
expect(find.byType(TextField), findsOneWidget);
expect(tester.testTextInput.isVisible, isTrue);
focusNode.unfocus();
await tester.pump();
expect(find.byType(TextField), findsNothing);
expect(tester.testTextInput.isVisible, isFalse);
});
testWidgets('Focus keep-alive works with GlobalKey reparenting', (WidgetTester tester) async {
final FocusNode focusNode = new FocusNode();
Widget makeTest(String prefix) {
return new MaterialApp(
home: new Material(
child: new ListView(
children: <Widget>[
new TextField(
focusNode: focusNode,
decoration: new InputDecoration(
prefixText: prefix,
),
),
new Container(
height: 1000.0,
),
],
),
),
);
}
await tester.pumpWidget(makeTest(null));
FocusScope.of(tester.element(find.byType(TextField))).requestFocus(focusNode);
await tester.pump();
expect(find.byType(TextField), findsOneWidget);
await tester.drag(find.byType(ListView), const Offset(0.0, -1000.0));
await tester.pump();
expect(find.byType(TextField), findsOneWidget);
await tester.pumpWidget(makeTest('test'));
await tester.pump(); // in case the AutomaticKeepAlive widget thinks it needs a cleanup frame
expect(find.byType(TextField), findsOneWidget);
});
}