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

const { test } = require('node:test');

const fs = require('node:fs');

const os = require('node:os');

const path = require('node:path');

const { prereleaseVersion, checkStableVersion, rewriteVersion } = require('./extension-version');

test('daily versions are independent of stable patch releases', () => {

for (const version of ['3.0.1', '3.0.2', '3.0.99']) {

assert.equal(prereleaseVersion(version, '2026-10-06'), '3.1.20261006');

}

assert.equal(prereleaseVersion('3.2.0', '2026-10-07'), '3.3.20261007');

assert.equal(prereleaseVersion('3.999.0', '2026-10-07'), '3.999.20261007');

assert.equal(prereleaseVersion('4.0.0', '2026-10-08'), '4.1.20261008');

});

test('versions increase across days, years, stable releases and majors', () => {

const versions = ['3.0.2', prereleaseVersion('3.0.2', '2026-12-31'),

prereleaseVersion('3.0.2', '2027-01-01'), '3.2.0',

prereleaseVersion('3.999.0', '2027-01-02'), '4.0.0'];

const compare = (a, b) => {

const aa = a.split('.').map(Number);

const bb = b.split('.').map(Number);

return aa[0] - bb[0] || aa[1] - bb[1] || aa[2] - bb[2];

};

assert.deepEqual([...versions].sort(compare), versions);

});

test('stable releases require even minors and matching tags', () => {

checkStableVersion('3.0.2', 'v3.0.2');

checkStableVersion('3.2.0', 'v3.2.0');

checkStableVersion('4.0.0', 'v4.0.0');

for (const [version, tag] of [['3.1.0', 'v3.1.0'], ['3.0.2', 'v3.0.1'],

['3.0.2-rc.1', 'v3.0.2-rc.1'], ['3.00.2', 'v3.00.2']]) {

assert.throws(() => checkStableVersion(version, tag));

}

});

test('invalid dates and non-Marketplace versions fail closed', () => {

for (const date of ['2026-02-30', '2026-13-01', '20261006', '']) {

assert.throws(() => prereleaseVersion('3.0.1', date));

}

for (const version of ['3.0.1-rc.0', '3.0', '3.0.4294967296']) {

assert.throws(() => prereleaseVersion(version, '2026-10-06'));

}

});

test('rewrite changes only the version and is repeatable for retries', () => {

const directory = fs.mkdtempSync(path.join(os.tmpdir(), 'extension-version-'));

try {

const file = path.join(directory, 'package.json');

const original = { name: 'r', version: '3.0.1', contributes: { commands: [] } };

fs.writeFileSync(file, `${JSON.stringify(original, null, 2)}\n`);

assert.equal(rewriteVersion(file, '2026-10-06'), '3.1.20261006');

assert.equal(rewriteVersion(file, '2026-10-06'), '3.1.20261006');

assert.deepEqual(JSON.parse(fs.readFileSync(file, 'utf8')), { ...original, version: '3.1.20261006' });

} finally {

fs.rmSync(directory, { recursive: true, force: true });

}

});