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[red] specify local recovery preview and explicit choices
Signed-off-by: Viwat Vchirawongkwin <viwat.v@chula.ac.th>
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‎app/test/widget/recovery_panel_test.dart‎

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// SPDX-License-Identifier: MIT
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// Part of PyBLE (https://pyble.dev) — see /LICENSE.
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:pyble/editor/recovery_panel.dart';
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import 'package:pyble/pble/pble.dart';
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import '../support/feature_harness.dart';
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void main() {
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testWidgets('preview requires an explicit local Restore or confirmed Discard', (
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WidgetTester tester,
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) async {
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int restored = 0;
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int discarded = 0;
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final FakeConnection fake = FakeConnection();
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addTearDown(fake.dispose);
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await pumpSurface(
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tester,
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RecoveryPanel(
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name: 'main.py',
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content: 'print("retained")\n',
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checkpointTime: DateTime.utc(2026, 10, 31, 12),
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onRestore: () async { restored += 1; },
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onDiscard: () async { discarded += 1; },
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),
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connection: fake,
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);
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expect(find.text('print("retained")\n'), findsOneWidget);
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expect(restored, 0);
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expect(discarded, 0);
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await tester.tap(find.byKey(kRecoveryDiscardKey));
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await tester.pumpAndSettle();
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await tester.tap(find.text('Cancel'));
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await tester.pumpAndSettle();
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expect(discarded, 0);
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expect(find.byKey(kRecoveryRestoreKey), findsOneWidget);
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await tester.tap(find.byKey(kRecoveryDiscardKey));
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await tester.pumpAndSettle();
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await tester.tap(find.byKey(kRecoveryConfirmDiscardKey));
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await tester.pumpAndSettle();
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expect(discarded, 1);
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await tester.tap(find.byKey(kRecoveryRestoreKey));
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await tester.pumpAndSettle();
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expect(restored, 1);
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});
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testWidgets('restored preview stays readable offline and copies only on tap', (
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WidgetTester tester,
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) async {
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int clipboardWrites = 0;
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tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(
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SystemChannels.platform,
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(MethodCall call) async {
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if (call.method == 'Clipboard.setData') clipboardWrites += 1;
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return null;
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},
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);
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addTearDown(() => tester.binding.defaultBinaryMessenger
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.setMockMethodCallHandler(SystemChannels.platform, null));
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final FakeConnection fake = FakeConnection();
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addTearDown(fake.dispose);
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await pumpSurface(
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tester,
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RecoveryPanel(
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name: 'main.py',
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content: 'print(42)',
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checkpointTime: DateTime.utc(2026),
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restored: true,
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onRestore: () async {},
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onDiscard: () async {},
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),
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connection: fake,
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);
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expect(find.text('print(42)'), findsOneWidget);
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expect(find.byKey(kRecoveryRestoreKey), findsNothing);
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expect(clipboardWrites, 0);
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await tester.tap(find.byKey(kRecoveryCopyKey));
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await tester.pump();
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expect(clipboardWrites, 1);
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});
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testWidgets('preview and destructive confirmation fit 2x text with keyboard', (
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WidgetTester tester,
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) async {
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tester.platformDispatcher.textScaleFactorTestValue = 2;
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addTearDown(tester.platformDispatcher.clearTextScaleFactorTestValue);
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tester.view.viewInsets = const FakeViewPadding(bottom: 250);
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addTearDown(tester.view.resetViewInsets);
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final FakeConnection fake = FakeConnection();
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addTearDown(fake.dispose);
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await pumpSurface(
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tester,
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RecoveryPanel(
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name: 'unicode_µ.py',
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content: List<String>.filled(50, 'print("example")').join('\n'),
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checkpointTime: DateTime.utc(2026),
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onRestore: () async {},
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onDiscard: () async {},
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),
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connection: fake,
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size: const Size(400, 800),
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);
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await tester.ensureVisible(find.byKey(kRecoveryDiscardKey));
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await tester.tap(find.byKey(kRecoveryDiscardKey));
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await tester.pumpAndSettle();
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expect(find.byKey(kRecoveryConfirmDiscardKey), findsOneWidget);
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expect(tester.takeException(), isNull);
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});
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testWidgets('board confirmation identifies destination and explicit Run', (
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WidgetTester tester,
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) async {
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bool? approved;
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final FakeConnection fake = FakeConnection();
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addTearDown(fake.dispose);
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await pumpSurface(
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tester,
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Builder(builder: (BuildContext context) => TextButton(
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onPressed: () async {
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approved = await confirmRecoveryBoardTarget(
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context, path: '/main.py', run: true,
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);
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},
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child: const Text('open'),
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)),
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connection: fake,
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);
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await tester.tap(find.text('open'));
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await tester.pumpAndSettle();
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expect(find.textContaining('/main.py'), findsOneWidget);
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expect(find.textContaining('run'), findsWidgets);
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await tester.tap(find.text('Cancel'));
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await tester.pumpAndSettle();
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expect(approved, isFalse);
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});
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}

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