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'use strict';
const common = require('../common');
const assert = require('assert');
const spawn = require('child_process').spawn;
// spawn a node child process in "interactive" mode (force the repl) and eval
const cp = spawn(process.execPath, ['-i', '-e', 'console.log("42")']);
var gotToEnd = false;
const timeoutId = setTimeout(function() {
throw new Error('timeout!');
}, common.platformTimeout(1000)); // give node + the repl 1 second to boot up
cp.stdout.setEncoding('utf8');
var output = '';
cp.stdout.on('data', function(b) {
output += b;
if (output === '> 42\n') {
clearTimeout(timeoutId);
gotToEnd = true;
cp.kill();
}
});
process.on('exit', function() {
assert(gotToEnd);
});