var supertest = require('supertest')
var path = require('path')

// Helper functions for the FS
// var rm = require('./test-utils').rm
// var write = require('./test-utils').write
// var cp = require('./test-utils').cp
var read = require('./test-utils').read

var ldnode = require('../index')

describe('Error pages', function () {
  // LDP with error pages
  var errorLdp = ldnode({
    root: path.join(__dirname, '/resources'),
    errorPages: path.join(__dirname, '/resources/errorPages')
  })
  var errorServer = supertest(errorLdp)

  // LDP with no error pages
  var noErrorLdp = ldnode({
    root: path.join(__dirname, '/resources'),
    noErrorPages: true
  })
  var noErrorServer = supertest(noErrorLdp)

  function defaultErrorPage (filepath, expected) {
    var handler = function (res) {
      var errorFile = read(filepath)
      if (res.text === errorFile && !expected) {
        console.log('Not default text')
      }
    }
    return handler
  }

  describe('noErrorPages', function () {
    var file404 = 'errorPages/404.html'
    it('Should return 404 express default page', function (done) {
      noErrorServer.get('/non-existent-file.html')
        .expect(defaultErrorPage(file404, false))
        .expect(404, done)
    })
  })

  describe('errorPages set', function () {
    var file404 = 'errorPages/404.html'
    it('Should return 404 custom page if exists', function (done) {
      errorServer.get('/non-existent-file.html')
        .expect(defaultErrorPage(file404, true))
        .expect(404, done)
    })
  })
})