const spawn = require('child_process').spawn const path = require('path') const opt = { cwd: __dirname, env: (function () { process.env.NODE_PATH = './' + path.delimiter + './lib' return process.env }()), stdio: [process.stdin, process.stdout, process.stderr] } spawn('node', [ 'node_modules/.bin/tap', '--cov', '--100', process.argv[2] || 'test/**/*.test.js' ], opt)