init

backend-node/test/imageProxyCache.test.js

@@ -0,0 +1,40 @@
+const { describe, it } = require('node:test');
+const assert = require('node:assert/strict');
+const Database = require('better-sqlite3');
+const imageClient = require('../src/services/imageClient');
+
+function makeDb() {
+  const db = new Database(':memory:');
+  db.exec(`CREATE TABLE image_proxy_cache (
+    cache_key TEXT PRIMARY KEY,
+    proxy_url TEXT NOT NULL,
+    created_at TEXT NOT NULL
+  )`);
+  return db;
+}
+
+describe('image_proxy_cache', () => {
+  it('getProxyCache returns null when entry expired by expire_hours', () => {
+    const db = makeDb();
+    const old = new Date(Date.now() - 25 * 3600 * 1000).toISOString();
+    db.prepare(
+      'INSERT INTO image_proxy_cache (cache_key, proxy_url, created_at) VALUES (?, ?, ?)'
+    ).run('scenes/test.jpg', 'https://example.com/a.jpg', old);
+
+    assert.equal(imageClient.getProxyCache(db, 'scenes/test.jpg'), null);
+    assert.equal(db.prepare('SELECT COUNT(*) AS c FROM image_proxy_cache').get().c, 0);
+  });
+
+  it('getProxyCache returns url when entry still fresh', () => {
+    const db = makeDb();
+    imageClient.setProxyCache(db, 'scenes/fresh.jpg', 'https://example.com/fresh.jpg');
+    assert.equal(imageClient.getProxyCache(db, 'scenes/fresh.jpg'), 'https://example.com/fresh.jpg');
+  });
+
+  it('deleteProxyCache removes row', () => {
+    const db = makeDb();
+    imageClient.setProxyCache(db, 'k1', 'https://example.com/x.jpg');
+    imageClient.deleteProxyCache(db, 'k1');
+    assert.equal(imageClient.getProxyCache(db, 'k1'), null);
+  });
+});