var test = require("tap").test
var npm = require("../..")
var path = require("path")
var rimraf = require("rimraf")
var npmrc = path.join(__dirname, "npmrc")
var fs = require("fs")

test("setup", function (t) {
  fs.writeFileSync(npmrc, "foo = bar\n", "ascii")
  t.end()
})

test("calling set/get on config pre-load should throw", function (t) {
  var threw = true
  try {
    npm.config.get("foo")
    threw = false
  } catch (er) {
    t.equal(er.message, "npm.load() required")
  } finally {
    t.ok(threw, "get before load should throw")
  }

  var threw = true
  try {
    npm.config.set("foo", "bar")
    threw = false
  } catch (er) {
    t.equal(er.message, "npm.load() required")
  } finally {
    t.ok(threw, "set before load should throw")
  }

  npm.load({ userconfig: npmrc }, function (er) {
    if (er)
      throw er
    t.equal(npm.config.get("foo"), "bar")
    npm.config.set("foo", "baz")
    t.equal(npm.config.get("foo"), "baz")
    t.end()
  })
})

test("cleanup", function (t) {
  rimraf.sync(npmrc)
  t.end()
})