import assert from 'node:assert/strict';
import test from 'node:test';
import { replaceTerritoryPath } from '../../resources/js/lib/territory-path.js';

void test('changing a parent replaces its value and clears every descendant', () => {
    const path = ['province-a', 'district-a', 'post-a', 'locality-a'];

    assert.deepEqual(replaceTerritoryPath(path, 0, 'province-b'), [
        'province-b',
    ]);
    assert.deepEqual(replaceTerritoryPath(path, 1, 'district-b'), [
        'province-a',
        'district-b',
    ]);
});

void test('clearing a level also clears that level and all descendants', () => {
    const path = ['province-a', 'district-a', 'post-a', 'locality-a'];

    assert.deepEqual(replaceTerritoryPath(path, 0), []);
    assert.deepEqual(replaceTerritoryPath(path, 2, null), [
        'province-a',
        'district-a',
    ]);
});