var fs = require("fs")
var path = require("path")

var mkdirp = require("mkdirp")
var rimraf = require("rimraf")
var test = require("tap").test
var common = require("../common-tap.js")

var pkg = path.resolve(__dirname, "npm-global-edit")

var editorSrc = function () {/*
#!/usr/bin/env node
var fs = require("fs")
if (fs.existsSync(process.argv[2])) {
  console.log("success")
} else {
  console.log("error")
  process.exit(1)
}
*/}.toString().split("\n").slice(1, -1).join("\n")
var editorPath = path.join(pkg, "editor")

test("setup", function (t) {
  cleanup(function (er) {
    t.ifError(er, "old directory removed")

    mkdirp(pkg, "0777", function (er) {
      fs.writeFileSync(editorPath, editorSrc)
      fs.chmodSync(editorPath, "0777")
      t.ifError(er, "created package directory correctly")
      t.end()
    })
  })
})

test("saving configs", function (t) {
  var opts = {
    cwd: pkg,
    env: {
      PATH: process.env.PATH,
      EDITOR: editorPath
    }
  }
  common.npm(
    [
      "config",
      "--prefix", pkg,
      "--global",
      "edit"
    ],
    opts,
    function (err, code, stdout, stderr) {
      t.ifError(err, "command ran without issue")

      t.equal(stderr, "", "got nothing on stderr")
      t.equal(code, 0, "exit ok")
      t.equal(stdout, "success\n", "got success message")
      t.end()
    }
  )
})

test("cleanup", function (t) {
  cleanup(function (er) {
    t.ifError(er, "test directory removed OK")
    t.end()
  })
})

function cleanup (cb) {
  rimraf(pkg, cb)
}