Option2 무결성 강화: integrity index 추가, 인덱스 정렬/교차 검증, referencedAt 매트릭스, README 문서화 (TDD)

lib/exporter/assets.index.test.ts

@@ -19,4 +19,38 @@ describe('Assets index builder', () => {
     expect(obj.fonts[0]).toMatch(/^assets\/[0-9a-f]{8}\.woff2$/)
     expect(obj.other[0]).toMatch(/^assets\/[0-9a-f]{8}\.txt$/)
   })
+
+  it('sorts each group array by path (ascending)', async () => {
+    const am = new AssetManager({ maxBytes: 1024*1024, allowedExts: ['png','txt','woff2'] })
+    // Add in shuffled order so that sort is required
+    await am.add({ name: 'z.png', type: 'image/png', bytes: u8(3) })
+    await am.add({ name: 'a.png', type: 'image/png', bytes: u8(5) })
+    await am.add({ name: 'm.txt', type: 'text/plain', bytes: u8(2) })
+    await am.add({ name: 'b.txt', type: 'text/plain', bytes: u8(4) })
+    await am.add({ name: 'f.woff2', type: 'font/woff2', bytes: u8(6) })
+    await am.add({ name: 'e.woff2', type: 'font/woff2', bytes: u8(7) })
+    const bytes = buildAssetsIndex(am)
+    const obj = JSON.parse(new TextDecoder().decode(bytes)) as { images: string[]; fonts: string[]; other: string[] }
+    const imgs = [...obj.images]
+    const fonts = [...obj.fonts]
+    const others = [...obj.other]
+    const sortedImgs = [...imgs].sort()
+    const sortedFonts = [...fonts].sort()
+    const sortedOthers = [...others].sort()
+    expect(imgs).toEqual(sortedImgs)
+    expect(fonts).toEqual(sortedFonts)
+    expect(others).toEqual(sortedOthers)
+  })
+
+  it('respects grouped pathStrategy and outputs grouped paths in index', async () => {
+    const am = new AssetManager({ maxBytes: 1024*1024, allowedExts: ['png','woff2','txt'], pathStrategy: 'grouped' })
+    await am.add({ name: 'hero.png', type: 'image/png', bytes: u8(10) })
+    await am.add({ name: 'main.woff2', type: 'font/woff2', bytes: u8(12) })
+    await am.add({ name: 'readme.txt', type: 'text/plain', bytes: u8(1) })
+    const bytes = buildAssetsIndex(am)
+    const obj = JSON.parse(new TextDecoder().decode(bytes)) as { images: string[]; fonts: string[]; other: string[] }
+    expect(obj.images[0]).toMatch(/^assets\/images\/[0-9a-f]{8}\.png$/)
+    expect(obj.fonts[0]).toMatch(/^assets\/fonts\/[0-9a-f]{8}\.woff2$/)
+    expect(obj.other[0]).toMatch(/^assets\/other\/[0-9a-f]{8}\.txt$/)
+  })
 })