const {test, assert, insp} = require('scar');
const {naturalCmp} = require('../../../../src/_h5ai/public/js/lib/util');

test('util.naturalCmp is function', () => {
    assert.equal(typeof naturalCmp, 'function');
});

[
    '-1',
    '0',
    '00',
    '000',
    '001',
    '01',
    '02',
    '1',
    '3',
    'a0',
    'a00',
    'a1',
    'a2',
    'a 0',
    'a 00',
    'a 000',
    'a 01',
    'a 1',
    'a 2',
    'a 3',
    'a.1',
    'a.1.0',
    'a.1.1',
    'a.1.1.0',
    'a.1.10',
    'z'
].forEach((b, idx, arr) => {
    if (idx === 0) {
        return;
    }
    const a = arr[idx - 1];
    test(`util.naturalCmp(): ${insp(a)} < ${insp(b)}`, () => {
        assert.equal(naturalCmp(a, b), -1);
    });
});