'use strict';

const test = require('node:test');
const assert = require('node:assert/strict');

const {
    compareVersionArrays,
    parseStableVersions,
    latestStableVersion,
    nextReleaseVersion,
    nextBetaNumber,
    calculateVersion,
} = require('../version');

// 便於建構測試資料的小工具
const rel = (tag) => ({ tag_name: tag });

test('compareVersionArrays 逐區段比較且較短者較小', () => {
    assert.ok(compareVersionArrays([1, 10], [1, 2, 3]) > 0);
    assert.ok(compareVersionArrays([1, 2], [1, 2, 0]) < 0);
    assert.ok(compareVersionArrays([2, 0, 0], [1, 9, 9]) > 0);
    assert.equal(compareVersionArrays([1, 2, 3], [1, 2, 3]), 0);
});

test('parseStableVersions 排除 beta 與非法 tag 並去除 v 前綴', () => {
    const releases = [
        rel('v1.2.3'),
        rel('2.0.0'),
        rel('v1.0.0-beta.1'),
        rel('latest'),
        { name: '沒有 tag_name' },
    ];

    assert.deepEqual(parseStableVersions(releases), [[1, 2, 3], [2, 0, 0]]);
});

test('latestStableVersion 無資料時回傳 0.0.0', () => {
    assert.equal(latestStableVersion([]), '0.0.0');
    assert.equal(latestStableVersion(null), '0.0.0');
});

test('latestStableVersion 取出最大穩定版', () => {
    const releases = [rel('v1.2.3'), rel('v1.9.9'), rel('v1.2.9'), rel('v0.5.0-beta.2')];
    assert.equal(latestStableVersion(releases), '1.9.9');
});

test('nextReleaseVersion patch 進位', () => {
    assert.equal(nextReleaseVersion('0.0.0'), '0.0.1');
    assert.equal(nextReleaseVersion('1.2.3'), '1.2.4');
});

test('nextReleaseVersion patch 達 10 進位至 minor', () => {
    assert.equal(nextReleaseVersion('1.2.9'), '1.3.0');
});

test('nextReleaseVersion minor 達 10 進位至 major', () => {
    assert.equal(nextReleaseVersion('1.9.9'), '2.0.0');
});

test('nextBetaNumber 無對應 beta 時回傳 1', () => {
    assert.equal(nextBetaNumber([], '0.0.1'), 1);
    assert.equal(nextBetaNumber([rel('v0.0.1')], '0.0.1'), 1);
});

test('nextBetaNumber 取最大流水號加一', () => {
    const releases = [rel('v1.3.0-beta.1'), rel('v1.3.0-beta.3'), rel('v1.3.0-beta.2')];
    assert.equal(nextBetaNumber(releases, '1.3.0'), 4);
});

test('calculateVersion 無 release 的穩定版', () => {
    assert.deepEqual(calculateVersion([], false), { latest: '0.0.0', version: '0.0.1' });
});

test('calculateVersion 無 release 的 beta 版', () => {
    assert.deepEqual(calculateVersion([], true), { latest: '0.0.0', version: '0.0.1-beta.1' });
});

test('calculateVersion 既有穩定版推下一個穩定版', () => {
    const releases = [rel('v1.2.3'), rel('v1.2.2')];
    assert.deepEqual(calculateVersion(releases, false), { latest: '1.2.3', version: '1.2.4' });
});

test('calculateVersion 既有穩定版推下一個 beta 版', () => {
    const releases = [rel('v1.2.3'), rel('v1.2.4-beta.1')];
    assert.deepEqual(calculateVersion(releases, true), { latest: '1.2.3', version: '1.2.4-beta.2' });
});