168 lines
9.1 KiB
JavaScript
168 lines
9.1 KiB
JavaScript
'use strict';
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const test = require('node:test');
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const assert = require('node:assert/strict');
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const fs = require('node:fs');
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const path = require('node:path');
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const { createLimiter, createClient, normalizeMedia, AniListStop, AniListSkip } = require('../discovery/anilist');
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const fixture = name => JSON.parse(fs.readFileSync(path.join(__dirname, 'fixtures', 'anilist', `${name}.json`), 'utf8'));
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const json = (body, status = 200) => new Response(JSON.stringify(body), { status, headers: { 'content-type': 'application/json' } });
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const noWait = { wait: async () => {} };
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function stub(respond) {
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const calls = [];
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const fetchImpl = async (url, init) => { calls.push({ url, init, body: JSON.parse(init.body) }); return respond(); };
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return { calls, client: createClient({ endpoint: 'http://localhost/graphql', limiter: noWait, fetchImpl, today: () => new Date('2026-10-25') }) };
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}
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const clientFor = respond => stub(respond).client;
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test('normalizeMedia maps fields and drops novels', () => {
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const media = fixture('title').data.Media;
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assert.deepEqual(normalizeMedia(media), {
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anilistId: 101, title: 'Moon Traveller', altTitles: ['Tsuki no Tabibito', '月の旅人', 'Lunar Wanderer'],
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format: 'MANGA', isAdult: false, status: 'ongoing', year: 2019, averageScore: 81, popularity: 5400, trending: 37,
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tags: [
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{ name: 'Adventure', rank: 100, kind: 'genre', isAdult: false },
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{ name: 'Fantasy', rank: 100, kind: 'genre', isAdult: false },
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{ name: 'Travel', rank: 88, kind: 'tag', isAdult: false },
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{ name: 'Nudity', rank: 40, kind: 'tag', isAdult: true }],
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authors: [{ staffId: 900, name: 'Aoi Example', role: 'Story & Art' }],
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coverUrl: 'https://example.invalid/cover/101.jpg', siteUrl: 'https://anilist.co/manga/101' });
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assert.equal(normalizeMedia({ ...media, format: 'NOVEL' }), null);
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assert.equal(normalizeMedia(fixture('novel').data.Media), null);
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assert.equal(normalizeMedia({ ...media, status: 'HIATUS' }).status, 'unknown');
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});
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test('title returns a record and sends the fixed headers', async () => {
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const { client, calls } = stub(() => json(fixture('title')));
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const record = await client.title(101);
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assert.equal(record.anilistId, 101);
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assert.equal(calls[0].body.variables.id, 101);
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assert.equal(calls[0].init.headers['user-agent'], 'MangaCircus-Discovery/1.0');
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assert.equal(calls[0].init.headers['content-type'], 'application/json');
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});
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test('recs keeps positive ratings and manga formats', async () => {
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const out = await clientFor(() => json(fixture('recs'))).recs(101);
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assert.equal(out.length, 1);
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assert.equal(out[0].anilistId, 201);
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assert.equal(out[0].rating, 12);
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assert.equal(out[0].record.title, 'Sky Town');
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});
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test('recs query follows spec sort and page size', async () => {
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const { client, calls } = stub(() => json(fixture('recs')));
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await client.recs(101);
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assert.match(calls[0].body.query, /recommendations\(perPage: 25, sort: RATING_DESC\)/);
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});
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test('creator query follows spec sort and page size', async () => {
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const { client, calls } = stub(() => json(fixture('creator')));
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await client.creator(900);
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assert.match(calls[0].body.query, /staffMedia\(type: MANGA, perPage: 25, sort: POPULARITY_DESC\)/);
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});
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test('title on a novel resolves to null', async () => {
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assert.equal(await clientFor(() => json(fixture('novel'))).title(777), null);
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});
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test('requests refuse redirects', async () => {
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const { client, calls } = stub(() => json(fixture('title')));
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await client.title(101);
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assert.equal(calls[0].init.redirect, 'error');
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const redirected = () => { throw new TypeError('fetch failed: unexpected redirect'); };
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await assert.rejects(clientFor(redirected).title(1), e => e instanceof AniListSkip && e.reason === 'upstream');
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});
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test('recs drops recommendations whose media was removed', async () => {
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const recs = fixture('recs');
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recs.data.Media.recommendations.nodes = [recs.data.Media.recommendations.nodes[0], { rating: 10, mediaRecommendation: null }];
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const out = await clientFor(() => json(recs)).recs(101);
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assert.deepEqual(out.map(e => e.anilistId), [201]);
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});
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test('one malformed item invalidates a list response', async () => {
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const invalid = e => e instanceof AniListSkip && e.reason === 'invalid';
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const recs = fixture('recs');
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recs.data.Media.recommendations.nodes.push(null);
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await assert.rejects(clientFor(() => json(recs)).recs(1), invalid);
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const tagtop = fixture('tagtop');
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tagtop.data.Page.media[0].id = 'x';
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await assert.rejects(clientFor(() => json(tagtop)).tagTop({ name: 'Mystery', kind: 'genre' }), invalid);
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for (const patch of [{ genres: 'Drama' }, { tags: [null] }, { title: 'x' }, { staff: { edges: {} } }, { staff: { edges: [null] } }]) {
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const fresh = fixture('fresh');
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Object.assign(fresh.data.Page.media[0], patch);
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await assert.rejects(clientFor(() => json(fresh)).fresh(), invalid, JSON.stringify(patch));
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}
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await assert.rejects(async () => normalizeMedia({ id: 1, format: 'MANGA', title: 5 }), invalid);
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});
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test('creator returns roles and drops novels', async () => {
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const out = await clientFor(() => json(fixture('creator'))).creator(900);
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assert.deepEqual(out.map(e => [e.anilistId, e.role]), [[301, 'Story & Art']]);
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});
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test('fresh query sends startDate two years back', async () => {
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const { client, calls } = stub(() => json(fixture('fresh')));
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const out = await client.fresh();
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assert.equal(calls[0].body.variables.startDate_greater, 20241025);
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assert.equal(calls[0].body.variables.perPage, 50);
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assert.match(calls[0].body.query, /TRENDING_DESC/);
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assert.deepEqual(out.map(e => e.anilistId), [501]);
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});
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test('tagTop uses genre_in for genres and tag_in for tags', async () => {
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const g = stub(() => json(fixture('tagtop')));
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const out = await g.client.tagTop({ name: 'Mystery', kind: 'genre' });
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assert.deepEqual(g.calls[0].body.variables.genre_in, ['Mystery']);
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assert.equal(g.calls[0].body.variables.tag_in, undefined);
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assert.match(g.calls[0].body.query, /genre_in: \$genre_in, popularity_greater: 1000, sort: SCORE_DESC/);
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assert.match(g.calls[0].body.query, /Page\(perPage: 25\)/);
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assert.deepEqual(out.map(e => e.anilistId), [401]);
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const t = stub(() => json(fixture('tagtop')));
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await t.client.tagTop({ name: 'Detective', kind: 'tag' });
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assert.match(t.calls[0].body.query, /tag_in: \$tag_in, popularity_greater: 1000, sort: SCORE_DESC/);
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assert.deepEqual(t.calls[0].body.variables.tag_in, ['Detective']);
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assert.equal(t.calls[0].body.variables.genre_in, undefined);
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});
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test('429 stops, 403 stops, html body is a challenge', async () => {
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await assert.rejects(clientFor(() => json({}, 429)).title(1), e => e instanceof AniListStop && e.reason === 'rate-limited');
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await assert.rejects(clientFor(() => json({}, 403)).title(1), e => e instanceof AniListStop && e.reason === 'forbidden');
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await assert.rejects(clientFor(() => json({}, 401)).title(1), e => e instanceof AniListStop && e.reason === 'forbidden');
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const html = () => new Response('<html>checking your browser</html>', { status: 200, headers: { 'content-type': 'text/html' } });
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await assert.rejects(clientFor(html).title(1), e => e instanceof AniListStop && e.reason === 'challenge');
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const garbage = () => new Response('not json', { status: 200 });
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await assert.rejects(clientFor(garbage).title(1), e => e instanceof AniListStop && e.reason === 'challenge');
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});
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test('5xx and timeout skip', async () => {
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await assert.rejects(clientFor(() => json({}, 503)).title(1), e => e instanceof AniListSkip && e.reason === 'upstream');
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// A challenge page served with a 5xx is still a challenge, not an outage.
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const html503 = () => new Response('<html>just a moment</html>', { status: 503, headers: { 'content-type': 'text/html' } });
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await assert.rejects(clientFor(html503).title(1), e => e instanceof AniListStop && e.reason === 'challenge');
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const text502 = () => new Response('Bad Gateway', { status: 502 });
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await assert.rejects(clientFor(text502).title(1), e => e instanceof AniListStop && e.reason === 'challenge');
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const timeout = () => { throw Object.assign(new Error('timed out'), { name: 'TimeoutError' }); };
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await assert.rejects(clientFor(timeout).title(1), e => e instanceof AniListSkip && e.reason === 'timeout');
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const abort = () => { throw Object.assign(new Error('aborted'), { name: 'AbortError' }); };
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await assert.rejects(clientFor(abort).title(1), e => e instanceof AniListSkip && e.reason === 'timeout');
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});
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test('missing data is invalid', async () => {
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const invalid = e => e instanceof AniListSkip && e.reason === 'invalid';
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await assert.rejects(clientFor(() => json({ data: {} })).title(1), invalid);
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await assert.rejects(clientFor(() => json({ data: { Page: {} } })).fresh(), invalid);
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await assert.rejects(clientFor(() => json({ data: {} })).creator(1), invalid);
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await assert.rejects(clientFor(() => json({ data: { Media: { ...fixture('title').data.Media, id: 'x' } } })).title(1), invalid);
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});
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test('limiter spaces calls 2400 ms apart', async () => {
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let clock = 1000;
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const sleeps = [];
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const limiter = createLimiter({ perMinute: 25, now: () => clock, sleep: async ms => { sleeps.push(ms); clock += ms; } });
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await Promise.all([limiter.wait(), limiter.wait(), limiter.wait()]);
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assert.deepEqual(sleeps, [0, 2400, 2400]);
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});
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