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sharedinbox/test/widget/email_list_screen_test.dart
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782 lines
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Dart

import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:sharedinbox/core/models/email.dart';
import 'package:sharedinbox/core/models/mailbox.dart';
import 'package:sharedinbox/di.dart';
import 'package:sharedinbox/ui/screens/email_detail_screen.dart';
import 'package:sharedinbox/ui/screens/email_list_screen.dart';
import 'package:sharedinbox/ui/screens/mailbox_list_screen.dart';
import 'helpers.dart';
// A fake email repository whose search results can be changed mid-test.
class _MutableFakeEmailRepository extends FakeEmailRepository {
List<Email> _results;
_MutableFakeEmailRepository(
List<Email> initial, {
super.emailDetail,
super.emailBody,
}) : _results = List.of(initial);
void setSearchResults(List<Email> results) => _results = results;
@override
Future<List<Email>> searchEmails(
String accountId,
String mailboxPath,
String query,
) async =>
_results;
}
final _kDate = DateTime(2024, 6);
void main() {
group('EmailListScreen', () {
testWidgets('shows "No emails" when list is empty', (tester) async {
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(FakeEmailRepository()),
],
),
);
await tester.pumpAndSettle();
expect(find.text('No emails'), findsOneWidget);
});
testWidgets('shows email sender and subject', (tester) async {
final email = testEmail(subject: 'Meeting agenda');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [email]),
),
],
),
);
await tester.pumpAndSettle();
expect(find.text('Bob'), findsOneWidget);
expect(find.text('Meeting agenda'), findsOneWidget);
});
testWidgets('shows flag icon for flagged email', (tester) async {
final email = testEmail(isFlagged: true);
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [email]),
),
],
),
);
await tester.pumpAndSettle();
expect(find.byIcon(Icons.star), findsOneWidget);
});
testWidgets('tapping search icon shows search bar', (tester) async {
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(FakeEmailRepository()),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.search));
await tester.pumpAndSettle();
expect(find.byType(TextField), findsOneWidget);
expect(find.text('Search…'), findsOneWidget);
});
testWidgets('submitting a search query shows "No results" when empty', (
tester,
) async {
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(FakeEmailRepository()),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.search));
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField), 'hello');
await tester.testTextInput.receiveAction(TextInputAction.search);
await tester.pumpAndSettle();
expect(find.text('No results'), findsOneWidget);
});
testWidgets('submitting a search query shows matching emails', (
tester,
) async {
final email = testEmail(subject: 'Found it');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(searchResults: [email]),
),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.search));
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField), 'Found');
await tester.testTextInput.receiveAction(TextInputAction.search);
await tester.pumpAndSettle();
expect(find.text('Found it'), findsOneWidget);
});
testWidgets('tapping sync button triggers syncEmails', (tester) async {
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(FakeEmailRepository()),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.sync));
await tester.pumpAndSettle();
// No assertion needed — we just verify the tap doesn't throw.
});
testWidgets('tapping edit button navigates to compose screen', (
tester,
) async {
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(FakeEmailRepository()),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.edit));
await tester.pumpAndSettle();
expect(find.text('To'), findsOneWidget);
});
testWidgets('SearchBar is always visible in the AppBar', (tester) async {
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(FakeEmailRepository()),
],
),
);
await tester.pumpAndSettle();
expect(find.byType(SearchBar), findsOneWidget);
expect(find.text('Search…'), findsOneWidget);
expect(find.text('INBOX'), findsOneWidget);
});
testWidgets('long-press enters selection mode with selection bar', (
tester,
) async {
final email = testEmail(subject: 'Select me');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [email]),
),
],
),
);
await tester.pumpAndSettle();
await tester.longPress(find.text('Select me'));
await tester.pumpAndSettle();
expect(find.text('1 selected'), findsOneWidget);
expect(find.byType(BottomAppBar), findsOneWidget);
expect(find.byIcon(Icons.close), findsOneWidget);
});
testWidgets('selection bar close button exits selection mode', (
tester,
) async {
final email = testEmail(subject: 'Select me');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [email]),
),
],
),
);
await tester.pumpAndSettle();
await tester.longPress(find.text('Select me'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.close));
await tester.pumpAndSettle();
expect(find.text('INBOX'), findsOneWidget);
expect(find.byIcon(Icons.close), findsNothing);
});
testWidgets('tapping clear icon in search bar clears results', (
tester,
) async {
final email = testEmail(subject: 'Found it');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [], searchResults: [email]),
),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.search));
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField), 'hello');
await tester.testTextInput.receiveAction(TextInputAction.search);
await tester.pumpAndSettle();
expect(find.text('Found it'), findsOneWidget);
await tester.tap(find.byIcon(Icons.clear));
await tester.pumpAndSettle();
expect(find.text('Found it'), findsNothing);
});
testWidgets('tapping selected-email checkbox deselects it', (tester) async {
final email = testEmail(subject: 'Toggle me');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [email]),
),
],
),
);
await tester.pumpAndSettle();
await tester.longPress(find.text('Toggle me'));
await tester.pumpAndSettle();
expect(find.text('1 selected'), findsOneWidget);
await tester.tap(find.byType(Checkbox));
await tester.pumpAndSettle();
// Deselecting the only email exits selection mode automatically.
expect(find.text('INBOX'), findsOneWidget);
});
testWidgets('tapping a search result navigates to email detail', (
tester,
) async {
final email = testEmail(subject: 'Result email');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(
searchResults: [email],
emailDetail: email,
emailBody: const EmailBody(
emailId: 'acc-1:42',
attachments: [],
),
),
),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.search));
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField), 'Result');
await tester.testTextInput.receiveAction(TextInputAction.search);
await tester.pumpAndSettle();
await tester.tap(find.text('Result email'));
await tester.pumpAndSettle();
// Navigated to email detail (subject appears in the detail body)
expect(find.text('Result email'), findsWidgets);
});
testWidgets(
'deleting all search results pops back to previous screen',
(tester) async {
final email = testEmail(subject: 'Needle');
// Start at the mailbox list so the email list is pushed on top of it,
// making context.canPop() == true inside EmailListScreen.
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository([kTestMailbox]),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(searchResults: [email]),
),
],
),
);
await tester.pumpAndSettle();
expect(find.byType(MailboxListScreen), findsOneWidget);
// Navigate into INBOX (pushes EmailListScreen onto the stack).
await tester.tap(find.text('INBOX'));
await tester.pumpAndSettle();
expect(find.byType(EmailListScreen), findsOneWidget);
// Search for the email.
await tester.enterText(find.byType(TextField), 'Needle');
await tester.testTextInput.receiveAction(TextInputAction.search);
await tester.pumpAndSettle();
// 'Needle' also appears in the SearchBar input, so match at least one.
expect(find.text('Needle'), findsAtLeastNWidgets(1));
// Long-press the sender name (unique to the email tile) to enter
// selection mode.
await tester.longPress(find.text('Bob'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.select_all));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.delete));
await tester.pumpAndSettle();
// Should have popped back to the mailbox list.
expect(find.byType(EmailListScreen), findsNothing);
expect(find.byType(MailboxListScreen), findsOneWidget);
},
);
testWidgets(
'deleting some search results updates the list without popping',
(tester) async {
final email1 = testEmail(subject: 'Needle One');
final email2 = testEmail(subject: 'Needle Two', id: 'acc-1:2');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository([kTestMailbox]),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(searchResults: [email1, email2]),
),
],
),
);
await tester.pumpAndSettle();
await tester.tap(find.text('INBOX'));
await tester.pumpAndSettle();
// Search returns both emails.
await tester.enterText(find.byType(TextField), 'Needle');
await tester.testTextInput.receiveAction(TextInputAction.search);
await tester.pumpAndSettle();
expect(find.text('Needle One'), findsOneWidget);
expect(find.text('Needle Two'), findsOneWidget);
// Select only the first email and delete it.
await tester.longPress(find.text('Needle One'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.delete));
await tester.pumpAndSettle();
// EmailListScreen stays open but the deleted email is gone.
expect(find.byType(EmailListScreen), findsOneWidget);
expect(find.text('Needle One'), findsNothing);
expect(find.text('Needle Two'), findsOneWidget);
},
);
testWidgets(
'opening and deleting a single search result pops back to previous screen',
(tester) async {
final email = testEmail(subject: 'Needle');
final repo = _MutableFakeEmailRepository(
[email],
emailDetail: email,
emailBody: const EmailBody(emailId: 'acc-1:42', attachments: []),
);
// Start at the mailbox list so context.canPop() is true in EmailListScreen.
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository([kTestMailbox]),
),
emailRepositoryProvider.overrideWithValue(repo),
],
),
);
await tester.pumpAndSettle();
// Navigate into INBOX.
await tester.tap(find.text('INBOX'));
await tester.pumpAndSettle();
expect(find.byType(EmailListScreen), findsOneWidget);
// Search for the email.
await tester.enterText(find.byType(TextField), 'Needle');
await tester.testTextInput.receiveAction(TextInputAction.search);
await tester.pumpAndSettle();
// Tap the email to open it in EmailDetailScreen (not long-press / selection).
await tester.tap(find.text('Bob'));
await tester.pumpAndSettle();
expect(find.byType(EmailDetailScreen), findsOneWidget);
// The search will return empty results after the email is deleted.
repo.setSearchResults([]);
// Delete the email from the detail screen.
await tester.tap(find.byIcon(Icons.delete));
await tester.pumpAndSettle();
// Should have popped all the way back to the mailbox list.
expect(find.byType(EmailDetailScreen), findsNothing);
expect(find.byType(EmailListScreen), findsNothing);
expect(find.byType(MailboxListScreen), findsOneWidget);
},
);
testWidgets('shows preview snippet when email has preview', (tester) async {
final email = Email(
id: 'acc-1:99',
accountId: 'acc-1',
mailboxPath: 'INBOX',
uid: 99,
subject: 'Hello',
receivedAt: _kDate,
sentAt: _kDate,
from: const [EmailAddress(name: 'Bob', email: 'bob@example.com')],
to: const [EmailAddress(email: 'alice@example.com')],
cc: [],
preview: 'This is the preview text',
isSeen: false,
isFlagged: false,
hasAttachment: false,
);
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [email]),
),
],
),
);
await tester.pumpAndSettle();
expect(find.text('This is the preview text'), findsOneWidget);
});
group('archive with missing folder', () {
testWidgets('shows dialog when archive folder is not found', (
tester,
) async {
final email = testEmail(subject: 'To archive');
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
// No archive folder in the repo.
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(
FakeEmailRepository(emails: [email]),
),
],
),
);
await tester.pumpAndSettle();
// Enter selection mode and tap archive.
await tester.longPress(find.text('To archive'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.archive));
await tester.pumpAndSettle();
expect(find.text('No archive folder found'), findsOneWidget);
expect(find.text('Choose existing folder'), findsOneWidget);
expect(find.text('Create "Archive"'), findsOneWidget);
});
testWidgets('tapping Create creates the folder and moves emails', (
tester,
) async {
final email = testEmail(subject: 'To archive');
final movedTo = <String>[];
final fakeEmailRepo = _SpyEmailRepository(
emails: [email],
onMove: (id, path) => movedTo.add(path),
);
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository(),
),
emailRepositoryProvider.overrideWithValue(fakeEmailRepo),
],
),
);
await tester.pumpAndSettle();
await tester.longPress(find.text('To archive'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.archive));
await tester.pumpAndSettle();
// Tap "Create Archive".
await tester.tap(find.text('Create "Archive"'));
await tester.pumpAndSettle();
expect(movedTo, contains('Archive'));
});
testWidgets(
'tapping Choose existing opens folder picker and moves emails',
(tester) async {
final email = testEmail(subject: 'To archive');
final movedTo = <String>[];
final fakeEmailRepo = _SpyEmailRepository(
emails: [email],
onMove: (id, path) => movedTo.add(path),
);
const archiveFolder = Mailbox(
id: 'acc-1:OldArchive',
accountId: 'acc-1',
path: 'OldArchive',
name: 'OldArchive',
unreadCount: 0,
totalCount: 0,
);
await tester.pumpWidget(
buildApp(
initialLocation: '/accounts/acc-1/mailboxes/INBOX/emails',
overrides: [
accountRepositoryProvider.overrideWithValue(
FakeAccountRepository([kTestAccount]),
),
// Repo has a folder but it has no 'archive' role.
mailboxRepositoryProvider.overrideWithValue(
FakeMailboxRepository([archiveFolder]),
),
emailRepositoryProvider.overrideWithValue(fakeEmailRepo),
],
),
);
await tester.pumpAndSettle();
await tester.longPress(find.text('To archive'));
await tester.pumpAndSettle();
await tester.tap(find.byIcon(Icons.archive));
await tester.pumpAndSettle();
// Tap "Choose existing folder".
await tester.tap(find.text('Choose existing folder'));
await tester.pumpAndSettle();
// Bottom sheet with folder list appears.
expect(find.text('OldArchive'), findsOneWidget);
await tester.tap(find.text('OldArchive'));
await tester.pumpAndSettle();
expect(movedTo, contains('OldArchive'));
},
);
});
});
}
/// Email repository spy that records [moveEmail] calls.
class _SpyEmailRepository extends FakeEmailRepository {
_SpyEmailRepository({
super.emails,
required void Function(String emailId, String path) onMove,
}) : _onMove = onMove;
final void Function(String emailId, String path) _onMove;
@override
Future<void> moveEmail(String emailId, String destMailboxPath) async {
_onMove(emailId, destMailboxPath);
}
}