text: var common = require("../common-tap.js")
  var test = require("tap").test
  var npm = require.resolve("../../bin/omegapm-cli.js")
  var path = require("path")
  var fs = require("fs")
  var rimraf = require("rimraf")
  var mkdirp = require("mkdirp")
  
  var mr = require("npm-registry-mock")
  
  var spawn = require("child_process").spawn
  var node = process.execPath
  
  var pkg = path.resolve(process.env.npm_config_tmp || "/tmp",
    "noargs-install-config-save")
  
  function writePackageJson() {
    rimraf.sync(pkg)
    mkdirp.sync(pkg)
    mkdirp.sync(pkg + "/cache")
  
    fs.writeFileSync(pkg + "/package.json", JSON.stringify({
      "author": "Rocko Artischocko",
      "name": "noargs",
      "version": "0.0.0",
      "devDependencies": {
        "underscore": "1.3.1"
      }
    }), "utf8")
  }
  
  function createChild (args) {
    var env = {
      "npm_config_save": true,
      "npm_config_registry": common.registry,
      "npm_config_cache": pkg + "/cache",
      HOME: process.env.HOME,
      Path: process.env.PATH,
      PATH: process.env.PATH
    }
  
    if (process.platform === "win32")
      env.npm_config_cache = "%APPDATA%\\npm-cache"
  
    return spawn(node, args, {
      cwd: pkg,
      env: env
    })
  }
  
  test("does not update the package.json with empty arguments", function (t) {
    writePackageJson()
    t.plan(1)
  
    mr({port : common.port}, function (er, s) {
      var child = createChild([npm, "install"])
      child.on("close", function () {
        var text = JSON.stringify(fs.readFileSync(pkg + "/package.json", "utf8"))
        t.ok(text.indexOf("\"dependencies") === -1)
        s.close()
        t.end()
      })
    })
  })
  
  test("updates the package.json (adds dependencies) with an argument", function (t) {
    writePackageJson()
    t.plan(1)
  
    mr({port : common.port}, function (er, s) {
      var child = createChild([npm, "install", "underscore"])
      child.on("close", function () {
        var text = JSON.stringify(fs.readFileSync(pkg + "/package.json", "utf8"))
        t.ok(text.indexOf("\"dependencies") !== -1)
        s.close()
        t.end()
      })
    })
  })
  
  test("cleanup", function (t) {
    rimraf.sync(pkg + "/cache")
    t.end()
  })
  