chen08209
133 lines
3.4 KiB
Dart
133 lines
3.4 KiB
Dart
import 'dart:async';
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import 'package:fl_clash/ui/inherited.dart';
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import 'package:fl_clash/ui/keyboard_inset_hold.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:material_ui/material_ui.dart';
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class _InsetProbe extends StatelessWidget {
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const _InsetProbe(this.builds);
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final List<double> builds;
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@override
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Widget build(BuildContext context) {
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builds.add(MediaQuery.viewInsetsOf(context).bottom);
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return const Material(
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child: Align(
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alignment: Alignment.topCenter,
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child: SizedBox(width: 200, child: TextField()),
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),
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);
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}
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}
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void main() {
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late List<double> builds;
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setUp(() => builds = []);
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void useKeyboardView(WidgetTester tester) {
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tester.view.devicePixelRatio = 1;
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addTearDown(tester.view.resetDevicePixelRatio);
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addTearDown(tester.view.resetViewInsets);
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}
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double shownInset(WidgetTester tester) {
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return MediaQuery.viewInsetsOf(
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tester.element(find.byType(_InsetProbe)),
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).bottom;
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}
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Future<void> setKeyboard(WidgetTester tester, double height) async {
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tester.view.viewInsets = FakeViewPadding(bottom: height);
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await tester.pump();
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}
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Future<void> openDialog(WidgetTester tester) async {
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useKeyboardView(tester);
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await tester.pumpWidget(
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MaterialApp(home: KeyboardInsetHold(child: _InsetProbe(builds))),
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);
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unawaited(
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showDialog<void>(
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context: tester.element(find.byType(_InsetProbe)),
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builder: (_) => const Center(child: Text('dialog')),
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),
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);
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await tester.pumpAndSettle();
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}
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testWidgets('a page under a dialog sits out the keyboard it raises', (
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tester,
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) async {
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await openDialog(tester);
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builds.clear();
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for (final height in [100.0, 200.0, 300.0]) {
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await setKeyboard(tester, height);
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}
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expect(builds, isEmpty);
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expect(shownInset(tester), 0);
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});
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testWidgets('an uncovered page waits for the keyboard to come down to it', (
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tester,
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) async {
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await openDialog(tester);
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await setKeyboard(tester, 300);
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Navigator.of(tester.element(find.text('dialog'))).pop();
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await tester.pump();
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expect(shownInset(tester), 0);
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await setKeyboard(tester, 150);
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expect(shownInset(tester), 0);
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await setKeyboard(tester, 0);
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await setKeyboard(tester, 300);
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expect(shownInset(tester), 300);
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});
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testWidgets('an uncovered page takes the keyboard once focus is inside', (
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tester,
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) async {
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await openDialog(tester);
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await setKeyboard(tester, 300);
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Navigator.of(tester.element(find.text('dialog'))).pop();
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await tester.pumpAndSettle();
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expect(shownInset(tester), 0);
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await tester.tap(find.byType(TextField));
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await tester.pump();
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expect(shownInset(tester), 300);
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});
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testWidgets('an inactive tab sits out the keyboard until it comes down', (
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tester,
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) async {
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Widget tab({required bool isActive}) {
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return MaterialApp(
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home: PageActivityScope(
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isActive: isActive,
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child: KeyboardInsetHold(child: _InsetProbe(builds)),
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),
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);
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}
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useKeyboardView(tester);
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await tester.pumpWidget(tab(isActive: false));
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await setKeyboard(tester, 300);
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expect(shownInset(tester), 0);
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await tester.pumpWidget(tab(isActive: true));
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expect(shownInset(tester), 0);
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await setKeyboard(tester, 0);
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await setKeyboard(tester, 300);
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expect(shownInset(tester), 300);
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});
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}
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