# Code coverage report for ./../tap/bin/run.js

## Statements: 52.89% (128 / 242) Branches: 42.24% (68 / 161) Functions: 40% (6 / 15) Lines: 53.11% (128 / 241) Ignored: 35 statements, 4 functions, 18 branches

All files » ./../tap/bin/ » run.js

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     #!/usr/bin/env node
    var args = process.argv.slice(2)

    var fs = require('fs')
    Iif (!args.length && process.stdin.isTTY) {
      console.error(usage())
      process.exit(1)
    }

    process.stdout.on('error', function (er) {
      if (er.code === 'EPIPE')
        process.exit()
      else
        throw er
    })

    // defaults
    var nodeArgs = []

    var spawn = require('child_process').spawn
    var fg = require('foreground-child')
    var signalExit = require('signal-exit')
    var opener = require('opener')

    var timeout = process.env.TAP_TIMEOUT || 30
    // coverage tools run slow.
    Eif (global.__coverage__)
      timeout = 240

    var color = require('supports-color')
    Iif (process.env.TAP_COLORS !== undefined)
      color = !!(+process.env.TAP_COLORS)
    var reporter
    var files = []
    var bail = false
    var saveFile = null

    var singleFlags = {
      b: 'bail',
      B: 'no-bail',
      c: 'color',
      C: 'no-color',
      h: 'help',
      '?': 'help',
      v: 'version'
    }
    var singleOpts = {
      R: 'reporter',
      t: 'timeout',
      s: 'save'
    }

    // If we're running under Travis-CI with a Coveralls.io token,
    // then it's a safe bet that we ought to output coverage.
    var coverage = !!process.env.COVERALLS_REPO_TOKEN

    var coverageReport

    var nycBin = require.resolve('nyc/bin/nyc.js')
    var coverallsBin = require.resolve('coveralls/bin/coveralls.js')

    for (var i = 0; i < args.length; i++) {
      var arg = args[i]
      if (arg.charAt(0) !== '-' || arg === '-') {
        files.push(arg)
        continue
      }

      // short-flags
      Iif (arg.charAt(1) !== '-' && arg !== '-gc') {
        var expand = []
        for (var f = 1; f < arg.length; f++) {
          var fc = arg.charAt(f)
          var sf = singleFlags[fc]
          var so = singleOpts[fc]
          if (sf)
            expand.push('--' + sf)
          else if (so) {
            var soval = arg.slice(f + 1)
            if (soval.charAt(0) !== '=')
              soval = '=' + soval
            expand.push('--' + so + soval)
            f = arg.length
          } else if (arg !== '-' + fc) {
            expand.push('-' + fc)
          }
        }
        if (expand.length) {
          args.splice.apply(args, [i, 1].concat(expand))
          i --
          continue
        }
      }

      var key = arg
      var val = null
      if (key.match(/^--/) && arg.indexOf('=') !== -1) {
        var kv = arg.split('=')
        key = kv.shift()
        val = kv.join('=')
      }

      switch (key) {
        case '--help':
          return console.log(usage())

        case '--version':
          return console.log(require('../package.json').version)

        case '--__coverage__':
          // NYC will not wrap a module in node_modules.
          // So, we need to tell the child proc when it's been added.
          global.__coverage__ = global.__coverage__ || {}
          continue

        case '--coverage-report':
          coverageReport = val || args[++i]
          Iif (!coverageReport) {
            if (!!process.env.COVERALLS_REPO_TOKEN)
              coverageReport = 'text-lcov'
            else
              coverageReport = 'text'
          }
          continue

        case '--no-cov': case '--no-coverage':
          coverage = false
          continue

        case '--cov': case '--coverage':
          coverage = true
          continue

        case '--save':
          val = val || args[++i]
          saveFile = val
          continue

        case '--reporter':
          val = val || args[++i]
          reporter = val
          continue

        case '--gc': case '-gc': case '--expose-gc':
          nodeArgs.push('--expose-gc')
          continue

        case '--strict':
          nodeArgs.push('--use_strict')
          continue

        case '--debug':
          nodeArgs.push('--debug')
          continue

        case '--debug-brk':
          nodeArgs.push('--debug-brk')
          continue

        case '--harmony':
          nodeArgs.push('--harmony')
          continue

        case '--color':
          color = true
          continue

        case '--no-color':
          color = false
          continue

        case '--timeout':
          val = val || args[++i]
          timeout = +val
          continue

        case '--bail':
          bail = true
          continue

        case '--no-bail':
          bail = false
          continue

        case '--':
          files = files.concat(args.slice(i + 1))
          i = args.length
          continue

        default:
          throw new Error('Unknown argument: ' + arg)
      }
    }

    // By definition, the next two blocks cannot be covered, becuase
    // they are only relevant when coverage is turned off.
    /* istanbul ignore if */
    Iif (coverage && !global.__coverage__) {
      // Re-spawn with coverage
      var node = process.execPath
      var args = [nycBin].concat(
        process.execArgv,
        process.argv.slice(1),
        '--__coverage__'
      )
      var child = fg(node, args)
      child.removeAllListeners('close')
      child.on('close', function (code, signal) {
        if (signal)
          return process.kill(process.pid, signal)
        if (code)
          return process.exit(code)
        args = [__filename, '--no-coverage', '--coverage-report']
        if (coverageReport)
          args.push(coverageReport)
        fg(node, args)
      })
      return
    }

    /* istanbul ignore if */
    Iif (coverageReport && !global.__coverage__ && files.length === 0) {
      var node = process.execPath
      var args = [nycBin, 'report', '--reporter', coverageReport]
      var child

      // automatically hook into coveralls
      if (coverageReport === 'text-lcov' && process.env.COVERALLS_REPO_TOKEN) {
        child = spawn(node, args)
        var ca = spawn(node, [coverallsBin], {
          stdio: [ 'pipe', 1, 2 ],
          env: process.env
        })
        child.stdout.pipe(ca.stdin)
        ca.on('close', function (code, signal) {
          if (signal)
            process.kill(process.pid, signal)
          else if (code)
            process.exit(code)
          else
            console.log('Successfully piped to Coveralls')
        })
        signalExit(function (code, signal) {
          child.kill('SIGHUP')
          ca.kill('SIGHUP')
        })
      } else {
        // otherwise just run the reporter
        var child = fg(node, args)
        if (coverageReport === 'lcov') {
          child.on('exit', function () {
            opener('coverage/lcov-report/index.html')
          })
        }
      }
      return
    }

    Iif (process.env.TAP === '1')
      reporter = 'tap'

    // default to tap for non-tty envs
    Eif (!reporter)
      reporter = color ? 'classic' : 'tap'

    function usage () {
      return fs.readFileSync(__dirname + '/usage.txt', 'utf8')
        .split('@@REPORTERS@@')
        .join(getReporters())
    }

    function getReporters () {
      var types = require('tap-mocha-reporter').types
      types = types.reduce(function (str, t) {
        var ll = str.split('\n').pop().length + t.length
        if (ll < 40)
          return str + ' ' + t
        else
          return str + '\n' + t
      }, '').trim()
      var ind = '                              '
      return ind + types.split('\n').join('\n' + ind)
    }

    var isExe
    Iif (process.platform == "win32") {
      // On windows, there is no good way to check that a file is executable
      isExe = function isExe () { return true }
    } else {
      isExe = function isExe (stat) {
        var mod = stat.mode
        var uid = stat.uid
        var gid = stat.gid
        var u = parseInt('100', 8)
        var g = parseInt('010', 8)
        var o = parseInt('001', 8)
        var ug = u | g

        var ret = (mod & o)
            || (mod & g) && process.getgid && gid === process.getgid()
            || (mod & u) && process.getuid && uid === process.getuid()
            || (mod & ug) && process.getuid && 0 === process.getuid()

        return ret
      }
    }

    process.env.TAP_TIMEOUT = timeout
    Eif (color)
      process.env.TAP_COLORS = 1
    else
      process.env.TAP_COLORS = 0

    Iif (bail)
      process.env.TAP_BAIL = '1'

    var glob = require('glob')
    files = files.reduce(function(acc, f) {
      Iif (f === '-') {
        acc.push(f)
        return acc
      }

      // glob claims patterns MUST not include any '\'s
      Eif (!/\\/.test(f)) {
        f = glob.sync(f) || f
      }
      return acc.concat(f)
    }, [])

    Iif (files.length === 0) {
      console.error('Reading TAP data from stdin (use "-" argument to suppress)')
      files.push('-')
    }

    var TMR = require('tap-mocha-reporter')
    Iif (files.length === 1 && files[0] === '-') {
      // if we didn't specify any files, then just passthrough
      // to the reporter, so we don't get '/dev/stdin' in the suite list.
      reporter = new TMR(reporter)
      process.stdin.pipe(reporter)
      return
    }

    var saved = files
    Iif (saveFile) {
      try {
        saved = fs.readFileSync(saveFile, 'utf8').trim().split('\n')
      } catch (er) {}
    }

    // At this point, we know we need to use the tap root,
    // because there are 1 or more files to spawn.
    var tap = require('../lib/root.js')
    Eif (reporter !== 'tap') {
      tap.unpipe(process.stdout)
      reporter = new TMR(reporter)
      tap.pipe(reporter)
    }

    Iif (saveFile) {
      var fails = []
      tap.on('result', function (res) {
        // we will continue to re-run todo tests, even though they're
        // not technically "failures".
        if (!res.ok && !res.extra.skip) {
          fails.push(res.extra.file)
        }
      })

      tap.on('end', function () {
        if (!fails.length)
          try {
            fs.unlinkSync(saveFile)
          } catch (er) {}
        else
          try {
            fs.writeFileSync(saveFile, fails.join('\n')+'\n')
          } catch (er){}
      })
    }

    var doStdin = false
    for (var i = 0; i < files.length; i++) {
      var file = files[i]
      Iif (saved.indexOf(file) === -1)
        continue

      // Pick up stdin after all the other files are handled.
      Iif (file === '-') {
        doStdin = true
        continue
      }

      var st = fs.statSync(files[i])
      var opt = {
        env: Object.keys(process.env).reduce(function (env, k) {
          Eif (!env[k])
            env[k] = process.env[k]
          return env
        }, {
          TAP: 1
        })
      }

      var extra = {}
      Eif (timeout)
        extra.timeout = timeout * 1000

      extra.file = file

      Eif (file.match(/\.js$/))
        tap.spawn(process.execPath, nodeArgs.concat(file), opt, file, extra)
      else if (st.isDirectory()) {
        files.push.apply(files, fs.readdirSync(file).map(function (f) {
          return file + '/' + f
        }))
      }
      else if (isExe(st))
        tap.spawn(files[i], [], opt, file, extra)
    }

    Iif (doStdin)
      tap.stdin()

    tap.end()