test262-runner.js

const {spawnSync} = require("child_process");
const {resolve} = require("path");
const {cpus} = require("os");
const pkg = require("./package.json");

const args = [
	"--hostArgs",
	`"--icu-data-dir=node_modules/full-icu"`,
	"--reporter-keys",
	"file,attrs,result",
	"-t",
	String(cpus().length),
	"--prelude",
	pkg.test262,
	"-r",
	"json",
	"test262/test/intl402/RelativeTimeFormat/**/*.*"
];
console.log(`Running "test262-harness ${args.join(" ")}"`);
const result = spawnSync("test262-harness", args, {
	env: process.env,
	encoding: "utf-8"
});
if (result.status || result.stderr || result.error) {
	console.error(result.stderr);
	console.error(result.error);
	process.exit(result.status || 1);
}

const json = JSON.parse(result.stdout);
const failedTests = json.filter(r => !r.result.pass);
json.forEach(t => {
	if (t.result.pass) {
		console.log(`✓ ${t.attrs.description}`);
	} else {
		console.log("\n\n");
		console.log(`🗴 ${t.attrs.description}`);
		console.log(`\t ${t.result.message}`);
		console.log("\t", resolve(__dirname, "..", t.file));
		console.log("\n\n");
	}
});
if (failedTests.length) {
	console.log(`Tests: ${failedTests.length} failed, ${json.length - failedTests.length} passed, ${json.length} total`);
	process.exit(1);
}
console.log(`Tests: ${json.length - failedTests.length} passed, ${json.length} total`);