phase-10.5: screener enhancements

2026-06-11 19:18:19 -04:00
parent f0c794f0c0
commit bf2a85b5c4
51 changed files with 3745 additions and 36 deletions
@@ -0,0 +1,85 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+import { EdgarPoller } from '../server/domains/news/pollers/EdgarPoller.js';
+import { PrWirePoller } from '../server/domains/news/pollers/PrWirePoller.js';
+import { RssParser } from '../server/domains/news/rss.js';
+import { noopLogger } from '../server/domains/shared/utils/logger.js';
+
+const EDGAR_ATOM = `<?xml version="1.0" encoding="ISO-8859-1" ?>
+<feed xmlns="http://www.w3.org/2005/Atom">
+  <title>Latest Filings</title>
+  <entry>
+    <title>8-K - APPLE INC (0000320193) (Filer)</title>
+    <link rel="alternate" type="text/html" href="https://www.sec.gov/Archives/edgar/data/320193/000032019326000001-index.htm"/>
+    <updated>2026-06-09T13:01:02-04:00</updated>
+    <id>urn:tag:sec.gov,2008:accession-number=0000320193-26-000001</id>
+  </entry>
+  <entry>
+    <title>8-K - UNKNOWN CO (0009999999) (Filer)</title>
+    <link rel="alternate" type="text/html" href="https://www.sec.gov/Archives/edgar/data/9999999/x-index.htm"/>
+    <updated>2026-06-09T13:05:00-04:00</updated>
+    <id>urn:tag:sec.gov,2008:accession-number=x</id>
+  </entry>
+</feed>`;
+
+const PRWIRE_RSS = `<?xml version="1.0" encoding="UTF-8"?>
+<rss version="2.0"><channel>
+  <item>
+    <title>Acme Corp (NYSE: ACME) Announces Record Q2 Results</title>
+    <link>https://www.example.com/acme-q2</link>
+    <pubDate>Tue, 09 Jun 2026 12:00:00 GMT</pubDate>
+    <description><![CDATA[Acme Corp (NYSE: ACME) and partner Beta Inc (Nasdaq: BETA) today announced...]]></description>
+  </item>
+  <item>
+    <title>Local bakery wins award</title>
+    <link>https://www.example.com/bakery</link>
+    <pubDate>Tue, 09 Jun 2026 11:00:00 GMT</pubDate>
+    <description>No public companies here.</description>
+  </item>
+</channel></rss>`;
+
+test('news pollers', async (t) => {
+  await t.test('EdgarPoller maps CIK to ticker and filters by universe', () => {
+    const poller = new EdgarPoller(noopLogger, 'test-agent');
+    poller.setTickerMap(new Map([['0000320193', 'AAPL']]));
+
+    const stories = poller.parseFeed(EDGAR_ATOM, '8-K', 'regulatory', new Set(['AAPL']));
+    assert.equal(stories.length, 1); // unknown CIK dropped
+    assert.deepEqual(stories[0].tickers, ['AAPL']);
+    assert.equal(stories[0].source, 'edgar');
+    assert.equal(stories[0].catalystHint, 'regulatory');
+    assert.ok(stories[0].headline.startsWith('8-K filing:'));
+    assert.ok(stories[0].headline.includes('APPLE INC'));
+    assert.ok(stories[0].url.includes('sec.gov'));
+  });
+
+  await t.test('EdgarPoller drops universe misses', () => {
+    const poller = new EdgarPoller(noopLogger, 'test-agent');
+    poller.setTickerMap(new Map([['0000320193', 'AAPL']]));
+    const stories = poller.parseFeed(EDGAR_ATOM, '8-K', 'regulatory', new Set(['MSFT']));
+    assert.equal(stories.length, 0);
+  });
+
+  await t.test('PrWirePoller extracts exchange-tagged tickers', () => {
+    const stories = PrWirePoller.parseFeed(PRWIRE_RSS);
+    assert.equal(stories.length, 1); // bakery story has no tickers → skipped
+    assert.deepEqual(stories[0].tickers.sort(), ['ACME', 'BETA']);
+    assert.equal(stories[0].source, 'prwire');
+    assert.ok(stories[0].publishedAt.startsWith('2026-06-09'));
+  });
+
+  await t.test('extractTickers handles exchange tag variants', () => {
+    assert.deepEqual(PrWirePoller.extractTickers('(NYSE: ABC)'), ['ABC']);
+    assert.deepEqual(PrWirePoller.extractTickers('(Nasdaq: xyz)'), ['XYZ']);
+    assert.deepEqual(PrWirePoller.extractTickers('(NYSE American: BRK.B)'), ['BRK.B']);
+    assert.deepEqual(PrWirePoller.extractTickers('(OTCQB: TINY)'), ['TINY']);
+    assert.deepEqual(PrWirePoller.extractTickers('no tags here'), []);
+  });
+
+  await t.test('RssParser decodes entities and strips CDATA', () => {
+    const block = '<item><title>A &amp; B say &quot;hi&quot;</title></item>';
+    assert.equal(RssParser.tag(block, 'title'), 'A & B say "hi"');
+    const cdata = '<item><description><![CDATA[Text <b>bold</b> here]]></description></item>';
+    assert.equal(RssParser.tag(cdata, 'description'), 'Text bold here');
+  });
+});