feat: enhance cancellation parser to support mixed wording and add tests for hospital cancellations

backend/test/telegramCancellationParser.test.js

@@ -1,6 +1,9 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
+const fs = require('node:fs');
+const path = require('node:path');
 const { parseCancellation, resolveCancellationStops, matchCancellationRoutes, buildCancellationAlert, normalizeStopKey, dayBounds } = require('../src/services/telegramCancellationParser');
+const hospitalText = fs.readFileSync(path.join(__dirname, 'fixtures/telegram-hospital-cancellation.txt'), 'utf8');
 
 const text = `Уважаемые пассажиры!
 Не будут выполняться рейсы: 
@@ -35,6 +38,31 @@ test('09.10 in a departure list remains a time', () => {
   assert.deepEqual(parse(text.replace('15.43', '09.10')).groups[0].departures[0].times, ['09:10', '16:43']);
 });
 
+test('hospital post with ОТ ОСТАНОВКИ preserves all four times and uses the publication date', () => {
+  const result = parse(hospitalText, '2026-10-05T04:16:53Z');
+  assert.equal(result.status, 'ready');
+  assert.equal(result.serviceDate, '2026-10-05');
+  assert.equal(result.inferredDate, true);
+  assert.deepEqual(result.groups, [{ routeNumber: '2', departures: [
+    { stop: 'больница ксты', times: ['07:15', '08:45'] },
+    { stop: 'больница(новка)', times: ['08:00', '09:30'] }
+  ] }]);
+  assert.equal(dayBounds(result.serviceDate).end, '2026-10-05T21:00:00.000Z');
+});
+
+test('с/от wording may be mixed; real dates and invalid times remain validated', () => {
+  for (const prefix of ['На 06.10\n', '06.10.2026\n', 'Завтра\n']) {
+    const result = parse(prefix + hospitalText.replace('ОТ ОСТАНОВКИ', 'с остановки'), '2026-10-05T04:16:53Z');
+    assert.equal(result.status, 'ready', prefix);
+    assert.equal(result.serviceDate, '2026-10-06', prefix);
+  }
+  const invalidDate = parse('На 31.02.2026\n' + hospitalText, '2026-10-05T04:16:53Z');
+  assert.deepEqual(invalidDate.reasons, ['Некорректная дата отмены.']);
+  const invalidTime = parse(hospitalText.replace('7.15', '25.15'), '2026-10-05T04:16:53Z');
+  assert.deepEqual(invalidTime.reasons, ['Некорректное время отправления.']);
+  assert.deepEqual(parse(text.replace('15.43', '09.10').replace(/С ОСТАНОВКИ/g, 'ОТ ОСТАНОВКИ')).groups[0].departures[0].times, ['09:10', '16:43']);
+});
+
 test('ambiguous dates, conditions, invalid times and unspecified departures require review', () => {
   for (const value of [
     'Сегодня и завтра\n' + text, 'На 31.02.2026\n' + text,