import test from "node:test";
import assert from "node:assert/strict";
import { readFile } from "node:fs/promises";

test("BossMarkdown caches rendered markdown spans for repeated bodies", async () => {
  const source = await readFile(
    new URL("../android/app/src/main/java/com/hyzq/boss/BossMarkdown.java", import.meta.url),
    "utf8",
  );

  assert.match(
    source,
    /private static final LruCache<String, CharSequence> RENDER_CACHE = new LruCache<>\(/,
    "expected markdown renderer to keep an LRU cache for rendered spans",
  );
  assert.match(
    source,
    /String cacheKey = buildCacheKey\(context, markdown, outgoing\);/,
    "expected markdown renderer to derive a stable cache key before parsing",
  );
  assert.match(
    source,
    /CharSequence cached = RENDER_CACHE\.get\(cacheKey\);/,
    "expected markdown renderer to reuse cached spans when available",
  );
  assert.match(
    source,
    /RENDER_CACHE\.put\(cacheKey, rendered\);/,
    "expected markdown renderer to save rendered spans into the cache",
  );
});