feat: release version 1.0.5

src/lib/engine/release-clock.test.ts

@@ -0,0 +1,63 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { createInitialReleaseClock, synchronizeReleaseClock } from '../data/release-clock.ts';
+
+test('서버 시각은 시스템 시각 변경과 무관하게 단조 시계로 흐른다', async () => {
+  let monotonic = 100;
+  let wall = 9_999_999;
+  const clock = await synchronizeReleaseClock({
+    fetcher: async () => {
+      monotonic = 140;
+      return { ok: true, json: async () => ({ now: 1_000 }) } as Response;
+    },
+    wallNow: () => wall,
+    monotonicNow: () => monotonic,
+    online: true
+  });
+
+  assert.equal(clock.source, 'server');
+  assert.equal(clock.now(), 1_020);
+  wall = 1;
+  monotonic = 240;
+  assert.equal(clock.now(), 1_120);
+});
+
+test('오프라인에서는 요청하지 않고 현재 시스템 시각을 사용한다', async () => {
+  let wall = 2_000;
+  let requested = false;
+  const clock = await synchronizeReleaseClock({
+    fetcher: async () => {
+      requested = true;
+      throw new Error('호출되면 안 됨');
+    },
+    wallNow: () => wall,
+    online: false
+  });
+
+  assert.equal(requested, false);
+  assert.equal(clock.source, 'system');
+  assert.equal(clock.now(), 2_000);
+  wall = 3_000;
+  assert.equal(clock.now(), 3_000);
+});
+
+test('온라인 시각 요청 실패 시에만 시스템 시각으로 대체한다', async () => {
+  const clock = await synchronizeReleaseClock({
+    fetcher: async () => { throw new Error('offline'); },
+    wallNow: () => 4_000,
+    online: true
+  });
+  assert.equal(clock.source, 'system');
+  assert.equal(clock.now(), 4_000);
+});
+
+test('초기 서버 시각도 시스템 시각 대신 단조 시계로 진행한다', () => {
+  let monotonic = 10;
+  const clock = createInitialReleaseClock(5_000, {
+    wallNow: () => 99_999,
+    monotonicNow: () => monotonic
+  });
+  monotonic = 35;
+  assert.equal(clock.source, 'server');
+  assert.equal(clock.now(), 5_025);
+});

src/lib/engine/song-release.test.ts

@@ -0,0 +1,32 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { isSongReleased, releasedSongCharts, SONG_RELEASE_TIMES } from '../data/song-release.ts';
+
+test('신규 악곡 공개 시각을 HolodoriDB의 한국 시각과 일치시킨다', () => {
+  assert.deepEqual(SONG_RELEASE_TIMES, {
+    m0332: Date.parse('2026-08-19T20:00:00+09:00'),
+    m0353: Date.parse('2026-08-20T00:00:00+09:00'),
+    m0335: Date.parse('2026-08-21T20:00:00+09:00'),
+    m0333: Date.parse('2026-08-23T20:00:00+09:00'),
+    m0336: Date.parse('2026-08-25T20:00:00+09:00')
+  });
+});
+
+test('공개 시각 전에는 신규 악곡을 숨기고 공개 시각부터 표시한다', () => {
+  const releaseTime = SONG_RELEASE_TIMES.m0332;
+
+  assert.equal(isSongReleased('m0332', releaseTime - 1), false);
+  assert.equal(isSongReleased('m0332', releaseTime), true);
+  assert.equal(isSongReleased('existing-song', releaseTime - 1), true);
+});
+
+test('채보 목록에서 공개되지 않은 악곡의 모든 난이도를 제외한다', () => {
+  const charts = [
+    { songId: 'existing-song', difficulty: 'expert' },
+    { songId: 'm0332', difficulty: 'expert' },
+    { songId: 'm0332', difficulty: 'hard' }
+  ];
+
+  assert.deepEqual(releasedSongCharts(charts, SONG_RELEASE_TIMES.m0332 - 1), [charts[0]]);
+  assert.deepEqual(releasedSongCharts(charts, SONG_RELEASE_TIMES.m0332), charts);
+});