import { parse } from './parser';
import resolve, { toString } from './resolve';
import { assert } from 'chai';

describe('Parser', function () {
  it('parses valid text without error', function () {
    assert.typeOf(parse('1'), 'object');
  });
  it('parses various operations', function () {
    assert.typeOf(parse('1 + 2 * 3 / 4 * 1d8'), 'object');
  });
  it('simplifies basic addition and multiplication', function () {
    let add = parse('1 + 3 + 3 + 4');
    ({ result: add } = resolve('compile', add));
    assert.equal(toString(add), '11');

    let mul = parse('2 * 3 * 4');
    ({ result: mul } = resolve('compile', mul));
    assert.equal(toString(mul), '24');
  });
  it('simplifies addition when possible, even if a roll is in the way', function () {
    let { result } = resolve('compile', parse('1 + 3 + d12 + 3 + 4'));
    assert.equal(toString(result), 'd12 + 11');
  });
});