Improve L2 market parsing and data handling

test/catalog-resolver.test.js

@@ -0,0 +1,25 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import { createCatalogResolver } from "../src/catalog-resolver.js";
+
+test("chooses the strongest catalog response across OCR alternatives", async () => {
+  const resolver = createCatalogResolver(async (name) => ({
+    id: name,
+    name: name === "garbled" ? "Wrong" : "Ancient Adena",
+    iconUrl: `/${name}.png`,
+    matchScore: name === "garbled" ? 0.4 : 0.92,
+  }));
+  const result = await resolver(
+    { name: "garbled", quantity: 1 },
+    [{ name: "garbled", quantity: 1 }, { name: "Ancient Adena", quantity: 7 }],
+  );
+  assert.equal(result.name, "Ancient Adena");
+  assert.equal(result.quantity, 7);
+  assert.equal(result.matchScore, 0.92);
+});
+
+test("keeps OCR data when every catalog response is below threshold", async () => {
+  const resolver = createCatalogResolver(async () => ({ matchScore: 0.2 }));
+  const item = { name: "Unknown", priceAdena: 3 };
+  assert.equal(await resolver(item), item);
+});