backend/tests/hf-storage.test.ts

/**
 * HF Storage Tests (Section 2 of TESTS.md)
 *
 * Tests the storage logic that can be tested without a real HF API.
 * Covers: getDatasetId, isHfStorageEnabled, setUserToken, sanitizeName.
 */
import { describe, it, expect } from "vitest";
import { getDatasetId, isHfStorageEnabled } from "../src/hf-storage.js";
import { sanitizeName } from "../src/utils.js";

describe("2.1 HF Storage configuration", () => {
  it("getDatasetId returns empty string without env vars", () => {
    expect(typeof getDatasetId()).toBe("string");
  });

  it("isHfStorageEnabled returns false without token or dataset", () => {
    if (!getDatasetId()) {
      expect(isHfStorageEnabled()).toBe(false);
    }
  });

  it("sanitizeName produces safe filenames", () => {
    expect(sanitizeName("my-doc")).toBe("my-doc");
    expect(sanitizeName("my doc!")).toBe("my_doc_");
    expect(sanitizeName("../../etc")).toBe("______etc");
  });
});