import { test } from "node:test";
import assert from "node:assert/strict";
import {
  agentNamesFrom,
  agentOptionsFor,
} from "../src/pages/schedules/agent-options.ts";

test("agentNamesFrom: sorted names, empty before the roster loads", () => {
  assert.deepEqual(agentNamesFrom([{ name: "b" }, { name: "a" }]), ["a", "b"]);
  assert.deepEqual(agentNamesFrom(null), []);
});

test("agentOptionsFor: roster names alone for a new schedule", () => {
  assert.deepEqual(agentOptionsFor(["b", "a"]), ["a", "b"]);
});

test("agentOptionsFor: keeps an agent that left the roster, once", () => {
  assert.deepEqual(agentOptionsFor(["a", "b"], { agents: ["b", "gone"] }), [
    "a",
    "b",
    "gone",
  ]);
});

test("agentOptionsFor: an empty roster still offers the schedule's agents", () => {
  assert.deepEqual(agentOptionsFor([], { agents: ["x"] }), ["x"]);
});