get-listing.test.ts

import getListing from "./get-listing";

test("it gets a directory listing", async () => {
  const listing = await getListing(".");
  // we just check that each entry has name, mtime and size properties.
  // it's getting $HOME so there's not much more we can do in general.
  for (const entry of listing) {
    // check properties
    expect(entry).toHaveProperty("name");
    expect(entry).toHaveProperty("mtime");
    expect(entry).toHaveProperty("size");

    // check something about types
    expect(typeof entry.name).toBe("string");
    expect(typeof entry.mtime).toBe("number");
    expect(typeof entry.size).toBe("number");
  }
});