jevstrudel.git / packages / edo / test / edoscale.test.mjs
1/*
2edoscale.test.mjs - tests of EdoScale from edoscale.mjs
3Copyright (C) 2025 Rob McKinnon and Strudel contributors - see <https://codeberg.org/uzu/strudel/src/branch/main/packages/edo/test/edoscale.test.mjs>
4This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
5*/
6import '../edoscale.mjs'; // need to import this to add prototypes
7import { EdoScale } from '../edoscale.mjs';
8import { describe, it, expect } from 'vitest';
9
10describe('EdoScale', () => {
11  it('updates edivisions', () => {
12    let scale = new EdoScale(2, 1, ['L', 'L', 's', 'L', 'L', 'L', 's']);
13    expect(scale.stepSize(0)).toEqual('L');
14    expect(scale.stepValue(0)).toEqual(2);
15
16    expect(scale.stepSize(2)).toEqual('s');
17    expect(scale.stepValue(2)).toEqual(1);
18
19    expect(scale.edivisions).toEqual(12);
20  });
21});