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'use strict';

import { actions } from './actions.js';


const [move_forward, ...rest] = actions;


test("move forward", () => {
  const n = { id: 0, x: 0, y: 0, flags: { orientation: 'n' } };
  const s = { id: 0, x: 0, y: 0, flags: { orientation: 's' } };
  const e = { id: 0, x: 0, y: 0, flags: { orientation: 'e' } };
  const w = { id: 0, x: 0, y: 0, flags: { orientation: 'w' } };

  expect(move_forward.propose(n, [1])).toEqual([
    { agent_changes: [{ agent_id: 0, x: 0, y: -1 }] },
  ]);
  expect(move_forward.propose(s, [1])).toEqual([
    { agent_changes: [{ agent_id: 0, x: 0, y: 1 }] },
  ]);
  expect(move_forward.propose(e, [1])).toEqual([
    { agent_changes: [{ agent_id: 0, x: 1, y: 0 }] },
  ]);
  expect(move_forward.propose(w, [1])).toEqual([
    { agent_changes: [{ agent_id: 0, x: -1, y: 0 }] },
  ]);

  expect(move_forward.propose(n, [0])).toEqual([]);
  expect(move_forward.propose(s, [-1])).toEqual([]);
  expect(move_forward.propose(e, [0])).toEqual([]);
  expect(move_forward.propose(w, [-1])).toEqual([]);
});