41 lines
1.1 KiB
Dart
41 lines
1.1 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:test/test.dart';
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import 'widget_tester.dart';
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void main() {
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test('SnackBar control test', () {
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testWidgets((WidgetTester tester) {
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String helloSnackBar = 'Hello SnackBar';
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GlobalKey<PlaceholderState> placeholderKey = new GlobalKey<PlaceholderState>();
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Key tapTarget = new Key('tap-target');
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tester.pumpWidget(new MaterialApp(
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routes: <String, RouteBuilder>{
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'/': (RouteArguments args) {
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return new GestureDetector(
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onTap: () {
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showSnackBar(
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context: args.navigator.context,
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placeholderKey: placeholderKey,
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content: new Text(helloSnackBar)
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);
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},
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child: new Center(
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key: tapTarget,
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child: new Placeholder(key: placeholderKey)
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)
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);
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}
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}
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));
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tester.tap(tester.findElementByKey(tapTarget));
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expect(tester.findText(helloSnackBar), isNull);
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tester.pump();
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expect(tester.findText(helloSnackBar), isNotNull);
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});
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});
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}
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