'use strict'; const common = require('../common'); const assert = require('assert'); const child_process = require('child_process'); const fixtures = require('../common/fixtures'); const wrong_script = fixtures.path('keys/rsa_cert.crt'); const p = child_process.spawn(process.execPath, [ '-e', 'require(process.argv[1]);', wrong_script, ]); p.stdout.on('data', common.mustNotCall()); let output = ''; p.stderr.on('data', (data) => output += data); p.stderr.on('end', common.mustCall(() => { assert.match(output, /BEGIN CERT/); assert.match(output, /^\s+\^/m); assert.match(output, /Invalid left-hand side expression in prefix operation/); }));