Which Vitest assertion correctly waits for `loadUser()` to reject with `"Not found"`?

Which Vitest assertion correctly waits for `loadUser()` to reject with `"Not found"`?

1. `await expect(loadUser()).rejects.toThrow("Not found")`
2. `expect(loadUser()).rejects.toThrow("Not found")` without awaiting or returning it
3. `expect(await loadUser()).toThrow("Not found")`