feat: check every subscription in the background and add the posts page
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randogoth
parent
953ae798eb
commit
1b426ccd8b
15 changed files with 688 additions and 58 deletions
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@ -1,13 +1,11 @@
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import 'dart:io' show File;
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import 'package:actors/actors.dart';
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import 'package:flutter/foundation.dart' show TargetPlatform, debugDefaultTargetPlatformOverride;
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import 'package:drift/native.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/rendering.dart' show RenderParagraph;
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import 'package:flutter_test/flutter_test.dart';
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import 'package:mews/application/actors/fetch_actor.dart';
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import 'package:mews/application/controllers/browser_controller.dart'
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show BrokenPage, LoadFailed;
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import 'package:mews/database/database.dart';
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@ -19,6 +17,8 @@ import 'package:mews/presentation/app.dart';
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import 'package:mews/presentation/reader/address_bar.dart';
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import 'package:mews/presentation/reader/swipe_navigator.dart';
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import 'fake_fetch.dart';
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const pageSource = '''
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<?xml version="1.0" encoding="UTF-8"?>
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
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@ -42,42 +42,6 @@ const pageSource = '''
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</html>
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''';
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/// Serves pages from an in-memory map without network or isolates, so
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/// navigation tests are deterministic. Cached pages parse back from their
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/// cached source, like the real actor does for revalidation.
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class _FakeFetch implements Actor<FetchCommand, FetchResult> {
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_FakeFetch(this.sources);
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final Map<String, String> sources;
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@override
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Future<FetchResult> send(FetchCommand message) async {
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return switch (message) {
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ParseSource(:final url, :final source) => _parse(url, source),
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FetchPage(:final url, :final cachedSource) => cachedSource != null
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? _parse(url, cachedSource)
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: sources[url] != null
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? _parse(url, sources[url]!)
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: const FetchNetworkError(),
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_ => const FetchNetworkError(),
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};
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}
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FetchResult _parse(String url, String source) {
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try {
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return FetchPageOk(page: parseMewsPage(source: source, url: url), source: source);
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} on MewsParseException catch (e) {
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return FetchParseError(e.message, source);
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}
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}
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@override
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Future<void> close() async {}
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@override
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dynamic noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
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}
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String _page(String title, String body) => '''
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<?xml version="1.0" encoding="UTF-8"?>
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<html xmlns="http://www.w3.org/1999/xhtml">
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@ -232,7 +196,7 @@ void main() {
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testWidgets('a fetched page cannot run an action link', (tester) async {
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final stubDeps = AppDependencies(
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database: MewsDatabase.test(NativeDatabase.memory()),
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fetch: _FakeFetch({
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fetch: FakeFetch({
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'https://example.com/evil.html': _page('Evil',
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'<h1>Evil</h1><p><a href="mews:do/set-theme?value=dark">Go</a></p>'),
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}),
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@ -365,7 +329,7 @@ void main() {
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};
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final stubDeps = AppDependencies(
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database: MewsDatabase.test(NativeDatabase.memory()),
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fetch: _FakeFetch(sources),
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fetch: FakeFetch(sources),
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strings: strings,
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);
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await tester.pumpWidget(MewsApp(deps: stubDeps, strings: strings));
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@ -402,7 +366,7 @@ void main() {
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(tester) async {
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final stubDeps = AppDependencies(
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database: MewsDatabase.test(NativeDatabase.memory()),
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fetch: _FakeFetch({
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fetch: FakeFetch({
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'https://wap.example.com/':
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_page('Wap site', '<h1>Wap site</h1><p>Content lives here.</p>'),
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}),
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@ -427,7 +391,7 @@ void main() {
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(tester) async {
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final stubDeps = AppDependencies(
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database: MewsDatabase.test(NativeDatabase.memory()),
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fetch: _FakeFetch({
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fetch: FakeFetch({
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'https://example.com/a.html':
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_page('Page A', '<h1>Page A</h1><p>The first page.</p>'),
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'https://example.com/b.html':
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@ -485,7 +449,7 @@ void main() {
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(tester) async {
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final stubDeps = AppDependencies(
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database: MewsDatabase.test(NativeDatabase.memory()),
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fetch: _FakeFetch({
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fetch: FakeFetch({
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'https://example.com/a.html':
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_page('Page A', '<h1>Page A</h1><p>The first pages content.</p>'),
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'https://example.com/b.html':
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@ -520,6 +484,85 @@ void main() {
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debugDefaultTargetPlatformOverride = null;
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});
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testWidgets('the posts page lists, orders and filters posts',
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(tester) async {
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const siteA = 'https://a.example/';
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const siteB = 'https://b.example/';
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final sources = {
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siteA: _entriesPage('Alpha', const []),
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siteB: _entriesPage('Beta', const []),
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};
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final stubDeps = AppDependencies(
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database: MewsDatabase.test(NativeDatabase.memory()),
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fetch: FakeFetch(sources),
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strings: strings,
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);
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await tester.pumpWidget(MewsApp(deps: stubDeps, strings: strings));
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await tester.pumpAndSettle();
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await stubDeps.subscriptions.load();
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await stubDeps.subscriptions.toggle(parseSource(sources[siteA]!, siteA));
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await stubDeps.subscriptions.toggle(parseSource(sources[siteB]!, siteB));
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// Both sites publish after the reader subscribed, so both posts are new.
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sources[siteA] = _entriesPage('Alpha', const [
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('2026-10-10', 'newer.html', 'A post from Alpha'),
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]);
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sources[siteB] = _entriesPage('Beta', const [
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('2026-10-11', 'newest.html', 'A post from Beta'),
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]);
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await stubDeps.subscriptions.refreshAll();
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await stubDeps.browser.open(MewsUrls.posts);
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await tester.pumpAndSettle();
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expect(find.textContaining('2 unread posts'), findsOneWidget);
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expect(find.textContaining('A post from Alpha'), findsOneWidget);
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expect(find.textContaining('A post from Beta'), findsOneWidget);
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// Newest first by default: Beta's post is dated a day later.
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Future<List<String>> postTitles() async {
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final titles = <String>[];
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for (final element in find.byType(RichText).evaluate()) {
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final text =
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(element.renderObject as RenderParagraph).text.toPlainText();
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if (text.contains('A post from')) {
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titles.add(text.contains('Beta') ? 'Beta' : 'Alpha');
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}
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}
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return titles;
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}
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expect(await postTitles(), ['Beta', 'Alpha']);
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// Ordering by site puts Alpha first, and the address carries the choice.
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await tapRun(tester, 'Site');
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expect(stubDeps.browser.currentPage.value?.url, 'mews:posts?sort=source');
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expect(await postTitles(), ['Alpha', 'Beta']);
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// Back undoes the ordering, because it is part of the address.
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await stubDeps.browser.back();
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await tester.pumpAndSettle();
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expect(stubDeps.browser.currentPage.value?.url, MewsUrls.posts);
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expect(await postTitles(), ['Beta', 'Alpha']);
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// Opening a post reads it, and the unread filter then hides it.
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sources['${siteB}newest.html'] =
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_page('A post from Beta', '<h1>A post from Beta</h1>');
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await tapRun(tester, 'A post from Beta');
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expect(stubDeps.browser.currentPage.value?.url, '${siteB}newest.html');
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await stubDeps.browser.open('mews:posts?show=unread');
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await tester.pumpAndSettle();
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expect(find.textContaining('1 unread post'), findsOneWidget);
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expect(await postTitles(), ['Alpha']);
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// Marking it unread again brings it back.
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await stubDeps.browser.open('mews:posts');
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await tester.pumpAndSettle();
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await tapRun(tester, 'Mark as unread');
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expect(find.textContaining('2 unread posts'), findsOneWidget);
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});
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testWidgets('new posts are counted on the subscriptions page',
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(tester) async {
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await pumpApp(tester);
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@ -569,3 +612,18 @@ Future<void> _pumpUntil(WidgetTester tester, bool Function() condition,
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}
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await tester.pumpAndSettle();
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}
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/// A Mews page whose list holds dated links (spec 6.1), one per entry given as
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/// (date, file name, title).
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String _entriesPage(String title, List<(String, String, String)> entries) => '''
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<?xml version="1.0" encoding="UTF-8"?>
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head><title>$title</title><meta name="mews-profile" content="0.1" /></head>
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<body>
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<h1>$title</h1>
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<ul>
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${entries.map((e) => ' <li><a href="${e.$2}">${e.$1} ${e.$3}</a></li>').join('\n')}
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</ul>
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</body>
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</html>
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''';
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