/* eslint-disable
    no-unused-vars,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
 * decaffeinate suggestions:
 * DS101: Remove unnecessary use of Array.from
 * DS102: Remove unnecessary code created because of implicit returns
 * DS207: Consider shorter variations of null checks
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */

const Settings = require('@overleaf/settings')
const { expect } = require('chai')
const { db, ObjectId } = require('../../../app/js/mongodb')
const async = require('async')
const DocstoreApp = require('./helpers/DocstoreApp')
const DocstoreClient = require('./helpers/DocstoreClient')
const { Storage } = require('@google-cloud/storage')
const Persistor = require('../../../app/js/PersistorManager')
const { ReadableString } = require('@overleaf/stream-utils')

function uploadContent(path, json, callback) {
  const stream = new ReadableString(JSON.stringify(json))
  Persistor.sendStream(Settings.docstore.bucket, path, stream)
    .then(() => callback())
    .catch(callback)
}

describe('Archiving', function () {
  before(function (done) {
    return DocstoreApp.ensureRunning(done)
  })

  before(async function () {
    const storage = new Storage(Settings.docstore.gcs.endpoint)
    await storage.createBucket(Settings.docstore.bucket)
    await storage.createBucket(`${Settings.docstore.bucket}-deleted`)
  })

  after(async function () {
    // Tear down the buckets created above
    const storage = new Storage(Settings.docstore.gcs.endpoint)
    await storage.bucket(Settings.docstore.bucket).deleteFiles()
    await storage.bucket(Settings.docstore.bucket).delete()
    await storage.bucket(`${Settings.docstore.bucket}-deleted`).deleteFiles()
    await storage.bucket(`${Settings.docstore.bucket}-deleted`).delete()
  })

  describe('multiple docs in a project', function () {
    before(function (done) {
      this.project_id = ObjectId()
      this.docs = [
        {
          _id: ObjectId(),
          lines: ['one', 'two', 'three'],
          ranges: {},
          version: 2,
        },
        {
          _id: ObjectId(),
          lines: ['aaa', 'bbb', 'ccc'],
          ranges: {},
          version: 4,
        },
      ]
      const jobs = Array.from(this.docs).map(doc =>
        (doc => {
          return callback => {
            return DocstoreClient.createDoc(
              this.project_id,
              doc._id,
              doc.lines,
              doc.version,
              doc.ranges,
              callback
            )
          }
        })(doc)
      )

      return async.series(jobs, error => {
        if (error != null) {
          throw error
        }
        return DocstoreClient.archiveAllDoc(this.project_id, (error, res) => {
          if (error) return done(error)
          this.res = res
          return done()
        })
      })
    })

    it('should archive all the docs', function (done) {
      this.res.statusCode.should.equal(204)
      return done()
    })

    it('should set inS3 and unset lines and ranges in each doc', function (done) {
      const jobs = Array.from(this.docs).map(doc =>
        (doc => {
          return callback => {
            return db.docs.findOne({ _id: doc._id }, (error, doc) => {
              if (error) return callback(error)
              expect(doc.lines).not.to.exist
              expect(doc.ranges).not.to.exist
              doc.inS3.should.equal(true)
              return callback()
            })
          }
        })(doc)
      )
      return async.series(jobs, done)
    })

    it('should set the docs in s3 correctly', function (done) {
      const jobs = Array.from(this.docs).map(doc =>
        (doc => {
          return callback => {
            return DocstoreClient.getS3Doc(
              this.project_id,
              doc._id,
              (error, s3Doc) => {
                if (error) return callback(error)
                s3Doc.lines.should.deep.equal(doc.lines)
                s3Doc.ranges.should.deep.equal(doc.ranges)
                callback()
              }
            )
          }
        })(doc)
      )
      return async.series(jobs, done)
    })

    return describe('after unarchiving from a request for the project', function () {
      before(function (done) {
        return DocstoreClient.getAllDocs(
          this.project_id,
          (error, res, fetchedDocs) => {
            this.fetched_docs = fetchedDocs
            if (error != null) {
              throw error
            }
            return done()
          }
        )
      })

      it('should return the docs', function (done) {
        for (let i = 0; i < this.fetched_docs.length; i++) {
          const doc = this.fetched_docs[i]
          doc.lines.should.deep.equal(this.docs[i].lines)
        }
        return done()
      })

      return it('should restore the docs to mongo', function (done) {
        const jobs = Array.from(this.docs).map((doc, i) =>
          ((doc, i) => {
            return callback => {
              return db.docs.findOne({ _id: doc._id }, (error, doc) => {
                if (error) return callback(error)
                doc.lines.should.deep.equal(this.docs[i].lines)
                doc.ranges.should.deep.equal(this.docs[i].ranges)
                expect(doc.inS3).not.to.exist
                return callback()
              })
            }
          })(doc, i)
        )
        return async.series(jobs, done)
      })
    })
  })

  describe('a deleted doc', function () {
    beforeEach(function (done) {
      this.project_id = ObjectId()
      this.doc = {
        _id: ObjectId(),
        lines: ['one', 'two', 'three'],
        ranges: {},
        version: 2,
      }
      return DocstoreClient.createDoc(
        this.project_id,
        this.doc._id,
        this.doc.lines,
        this.doc.version,
        this.doc.ranges,
        error => {
          if (error != null) {
            throw error
          }
          return DocstoreClient.deleteDoc(
            this.project_id,
            this.doc._id,
            error => {
              if (error != null) {
                throw error
              }
              return DocstoreClient.archiveAllDoc(
                this.project_id,
                (error, res) => {
                  this.res = res
                  if (error != null) {
                    throw error
                  }
                  return done()
                }
              )
            }
          )
        }
      )
    })

    it('should successully archive the docs', function (done) {
      this.res.statusCode.should.equal(204)
      return done()
    })

    it('should set inS3 and unset lines and ranges in each doc', function (done) {
      return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
        if (error != null) {
          throw error
        }
        expect(doc.lines).not.to.exist
        expect(doc.ranges).not.to.exist
        doc.inS3.should.equal(true)
        doc.deleted.should.equal(true)
        return done()
      })
    })

    it('should set the doc in s3 correctly', function (done) {
      return DocstoreClient.getS3Doc(
        this.project_id,
        this.doc._id,
        (error, s3Doc) => {
          if (error != null) {
            throw error
          }
          s3Doc.lines.should.deep.equal(this.doc.lines)
          s3Doc.ranges.should.deep.equal(this.doc.ranges)
          return done()
        }
      )
    })

    describe('after unarchiving from a request for the project', function () {
      beforeEach(function (done) {
        return DocstoreClient.getAllDocs(
          this.project_id,
          (error, res, fetchedDocs) => {
            this.fetched_docs = fetchedDocs
            if (error != null) {
              throw error
            }
            return done()
          }
        )
      })

      it('should not included the deleted', function (done) {
        this.fetched_docs.length.should.equal(0)
        return done()
      })

      return it('should restore the doc to mongo', function (done) {
        return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
          if (error != null) {
            throw error
          }
          doc.lines.should.deep.equal(this.doc.lines)
          doc.ranges.should.deep.equal(this.doc.ranges)
          expect(doc.inS3).not.to.exist
          doc.deleted.should.equal(true)
          return done()
        })
      })
    })

    describe('when keepSoftDeletedDocsArchived is enabled', function () {
      let keepSoftDeletedDocsArchived
      beforeEach(function overwriteSetting() {
        keepSoftDeletedDocsArchived =
          Settings.docstore.keepSoftDeletedDocsArchived
        Settings.docstore.keepSoftDeletedDocsArchived = true
      })
      afterEach(function restoreSetting() {
        Settings.docstore.keepSoftDeletedDocsArchived =
          keepSoftDeletedDocsArchived
      })

      describe('after unarchiving from a request for the project', function () {
        beforeEach(function (done) {
          DocstoreClient.getAllDocs(
            this.project_id,
            (error, res, fetchedDocs) => {
              this.fetched_docs = fetchedDocs
              if (error) {
                return done(error)
              }
              done()
            }
          )
        })

        it('should not included the deleted', function (done) {
          this.fetched_docs.length.should.equal(0)
          done()
        })

        it('should not have restored the deleted doc to mongo', function (done) {
          db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
            if (error) {
              return done(error)
            }
            expect(doc.lines).to.not.exist
            expect(doc.ranges).to.not.exist
            expect(doc.inS3).to.equal(true)
            expect(doc.deleted).to.equal(true)
            done()
          })
        })
      })
    })
  })

  describe('archiving a single doc', function () {
    before(function (done) {
      this.project_id = ObjectId()
      this.timeout(1000 * 30)
      this.doc = {
        _id: ObjectId(),
        lines: ['foo', 'bar'],
        ranges: {},
        version: 2,
      }
      DocstoreClient.createDoc(
        this.project_id,
        this.doc._id,
        this.doc.lines,
        this.doc.version,
        this.doc.ranges,
        error => {
          if (error) {
            return done(error)
          }
          DocstoreClient.archiveDoc(
            this.project_id,
            this.doc._id,
            (error, res) => {
              this.res = res
              if (error) {
                return done(error)
              }
              done()
            }
          )
        }
      )
    })

    it('should successully archive the doc', function (done) {
      this.res.statusCode.should.equal(204)
      done()
    })

    it('should set inS3 and unset lines and ranges in the doc', function (done) {
      db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
        if (error) {
          return done(error)
        }
        expect(doc.lines).not.to.exist
        expect(doc.ranges).not.to.exist
        doc.inS3.should.equal(true)
        done()
      })
    })

    it('should set the doc in s3 correctly', function (done) {
      DocstoreClient.getS3Doc(this.project_id, this.doc._id, (error, s3Doc) => {
        if (error) {
          return done(error)
        }
        s3Doc.lines.should.deep.equal(this.doc.lines)
        s3Doc.ranges.should.deep.equal(this.doc.ranges)
        done()
      })
    })
  })

  describe('a doc with large lines', function () {
    before(function (done) {
      this.project_id = ObjectId()
      this.timeout(1000 * 30)
      const quarterMegInBytes = 250000
      const bigLine = require('crypto')
        .randomBytes(quarterMegInBytes)
        .toString('hex')
      this.doc = {
        _id: ObjectId(),
        lines: [bigLine, bigLine, bigLine, bigLine],
        ranges: {},
        version: 2,
      }
      return DocstoreClient.createDoc(
        this.project_id,
        this.doc._id,
        this.doc.lines,
        this.doc.version,
        this.doc.ranges,
        error => {
          if (error != null) {
            throw error
          }
          return DocstoreClient.archiveAllDoc(this.project_id, (error, res) => {
            this.res = res
            if (error != null) {
              throw error
            }
            return done()
          })
        }
      )
    })

    it('should successully archive the docs', function (done) {
      this.res.statusCode.should.equal(204)
      return done()
    })

    it('should set inS3 and unset lines and ranges in each doc', function (done) {
      return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
        if (error != null) {
          throw error
        }
        expect(doc.lines).not.to.exist
        expect(doc.ranges).not.to.exist
        doc.inS3.should.equal(true)
        return done()
      })
    })

    it('should set the doc in s3 correctly', function (done) {
      return DocstoreClient.getS3Doc(
        this.project_id,
        this.doc._id,
        (error, s3Doc) => {
          if (error != null) {
            throw error
          }
          s3Doc.lines.should.deep.equal(this.doc.lines)
          s3Doc.ranges.should.deep.equal(this.doc.ranges)
          return done()
        }
      )
    })

    return describe('after unarchiving from a request for the project', function () {
      before(function (done) {
        return DocstoreClient.getAllDocs(
          this.project_id,
          (error, res, fetchedDocs) => {
            this.fetched_docs = fetchedDocs
            if (error != null) {
              throw error
            }
            return done()
          }
        )
      })

      return it('should restore the doc to mongo', function (done) {
        return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
          if (error != null) {
            throw error
          }
          doc.lines.should.deep.equal(this.doc.lines)
          doc.ranges.should.deep.equal(this.doc.ranges)
          expect(doc.inS3).not.to.exist
          return done()
        })
      })
    })
  })

  describe('a doc with naughty strings', function () {
    before(function (done) {
      this.project_id = ObjectId()
      this.doc = {
        _id: ObjectId(),
        lines: [
          '',
          'undefined',
          'undef',
          'null',
          'NULL',
          '(null)',
          'nil',
          'NIL',
          'true',
          'false',
          'True',
          'False',
          'None',
          '\\',
          '\\\\',
          '0',
          '1',
          '1.00',
          '$1.00',
          '1/2',
          '1E2',
          '1E02',
          '1E+02',
          '-1',
          '-1.00',
          '-$1.00',
          '-1/2',
          '-1E2',
          '-1E02',
          '-1E+02',
          '1/0',
          '0/0',
          '-2147483648/-1',
          '-9223372036854775808/-1',
          '0.00',
          '0..0',
          '.',
          '0.0.0',
          '0,00',
          '0,,0',
          ',',
          '0,0,0',
          '0.0/0',
          '1.0/0.0',
          '0.0/0.0',
          '1,0/0,0',
          '0,0/0,0',
          '--1',
          '-',
          '-.',
          '-,',
          '999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999',
          'NaN',
          'Infinity',
          '-Infinity',
          '0x0',
          '0xffffffff',
          '0xffffffffffffffff',
          '0xabad1dea',
          '123456789012345678901234567890123456789',
          '1,000.00',
          '1 000.00',
          "1'000.00",
          '1,000,000.00',
          '1 000 000.00',
          "1'000'000.00",
          '1.000,00',
          '1 000,00',
          "1'000,00",
          '1.000.000,00',
          '1 000i̳̞v̢͇ḙ͎͟-҉̭̩̼͔m̤̭̫i͕͇̝̦n̗͙ḍ̟ ̯̲͕͞ǫ̟̯̰̲͙̻̝f ̪̰̰̗̖̭̘͘c̦͍̲̞͍̩̙ḥ͚a̮͎̟̙͜ơ̩̹͎s̤.̝̝ ҉Z̡̖̜͖̰̣͉̜a͖̰͙̬͡l̲̫̳͍̩g̡̟̼̱͚̞̬ͅo̗͜.̟',
          '̦H̬̤̗̤͝e͜ ̜̥̝̻͍̟́w̕h̖̯͓o̝͙̖͎̱̮ ҉̺̙̞̟͈W̷̼̭a̺̪͍į͈͕̭͙̯̜t̶̼̮s̘͙͖̕ ̠̫̠B̻͍͙͉̳ͅe̵h̵̬͇̫͙i̹͓̳̳̮͎̫̕n͟d̴̪̜̖ ̰͉̩͇͙̲͞ͅT͖̼͓̪͢h͏͓̮̻e̬̝̟ͅ ̤̹̝W͙̞̝͔͇͝ͅa͏͓͔̹̼̣l̴͔̰̤̟͔ḽ̫.͕',
          'Z̮̞̠͙͔ͅḀ̗̞͈̻̗Ḷ͙͎̯̹̞͓G̻O̭̗̮',
          "˙ɐnbᴉlɐ ɐuƃɐɯ ǝɹolop ʇǝ ǝɹoqɐl ʇn ʇunpᴉpᴉɔuᴉ ɹodɯǝʇ poɯsnᴉǝ op pǝs 'ʇᴉlǝ ƃuᴉɔsᴉdᴉpɐ ɹnʇǝʇɔǝsuoɔ 'ʇǝɯɐ ʇᴉs ɹolop ɯnsdᴉ ɯǝɹo˥",
          '00˙Ɩ$-',
          'Ｔｈｅ ｑｕｉｃｋ ｂｒｏｗｎ ｆｏｘ ｊｕｍｐｓ ｏｖｅｒ ｔｈｅ ｌａｚｙ ｄｏｇ',
          '𝐓𝐡𝐞 𝐪𝐮𝐢𝐜𝐤 𝐛𝐫𝐨𝐰𝐧 𝐟𝐨𝐱 𝐣𝐮𝐦𝐩𝐬 𝐨𝐯𝐞𝐫 𝐭𝐡𝐞 𝐥𝐚𝐳𝐲 𝐝𝐨𝐠',
          '𝕿𝖍𝖊 𝖖𝖚𝖎𝖈𝖐 𝖇𝖗𝖔𝖜𝖓 𝖋𝖔𝖝 𝖏𝖚𝖒𝖕𝖘 𝖔𝖛𝖊𝖗 𝖙𝖍𝖊 𝖑𝖆𝖟𝖞 𝖉𝖔𝖌',
          '𝑻𝒉𝒆 𝒒𝒖𝒊𝒄𝒌 𝒃𝒓𝒐𝒘𝒏 𝒇𝒐𝒙 𝒋𝒖𝒎𝒑𝒔 𝒐𝒗𝒆𝒓 𝒕𝒉𝒆 𝒍𝒂𝒛𝒚 𝒅𝒐𝒈',
          '𝓣𝓱𝓮 𝓺𝓾𝓲𝓬𝓴 𝓫𝓻𝓸𝔀𝓷 𝓯𝓸𝔁 𝓳𝓾𝓶𝓹𝓼 𝓸𝓿𝓮𝓻 𝓽𝓱𝓮 𝓵𝓪𝔃𝔂 𝓭𝓸𝓰',
          '𝕋𝕙𝕖 𝕢𝕦𝕚𝕔𝕜 𝕓𝕣𝕠𝕨𝕟 𝕗𝕠𝕩 𝕛𝕦𝕞𝕡𝕤 𝕠𝕧𝕖𝕣 𝕥𝕙𝕖 𝕝𝕒𝕫𝕪 𝕕𝕠𝕘',
          '𝚃𝚑𝚎 𝚚𝚞𝚒𝚌𝚔 𝚋𝚛𝚘𝚠𝚗 𝚏𝚘𝚡 𝚓𝚞𝚖𝚙𝚜 𝚘𝚟𝚎𝚛 𝚝𝚑𝚎 𝚕𝚊𝚣𝚢 𝚍𝚘𝚐',
          '⒯⒣⒠ ⒬⒰⒤⒞⒦ ⒝⒭⒪⒲⒩ ⒡⒪⒳ ⒥⒰⒨⒫⒮ ⒪⒱⒠⒭ ⒯⒣⒠ ⒧⒜⒵⒴ ⒟⒪⒢',
          '<script>alert(123)</script>',
          '&lt;script&gt;alert(&#39;123&#39;);&lt;/script&gt;',
          '<img src=x onerror=alert(123) />',
          '<svg><script>123<1>alert(123)</script> ',
          '"><script>alert(123)</script>',
          "'><script>alert(123)</script>",
          '><script>alert(123)</script>',
          '</script><script>alert(123)</script>',
          '< / script >< script >alert(123)< / script >',
          ' onfocus=JaVaSCript:alert(123) autofocus ',
          '" onfocus=JaVaSCript:alert(123) autofocus ',
          "' onfocus=JaVaSCript:alert(123) autofocus ",
          '＜script＞alert(123)＜/script＞',
          '<sc<script>ript>alert(123)</sc</script>ript>',
          '--><script>alert(123)</script>',
          '";alert(123);t="',
          "';alert(123);t='",
          'JavaSCript:alert(123)',
          ';alert(123);',
          'src=JaVaSCript:prompt(132)',
          '"><script>alert(123);</script x="',
          "'><script>alert(123);</script x='",
          '><script>alert(123);</script x=',
          '" autofocus onkeyup="javascript:alert(123)',
          "' autofocus onkeyup='javascript:alert(123)",
          '<script\\x20type="text/javascript">javascript:alert(1);</script>',
          '<script\\x3Etype="text/javascript">javascript:alert(1);</script>',
          '<script\\x0Dtype="text/javascript">javascript:alert(1);</script>',
          '<script\\x09type="text/javascript">javascript:alert(1);</script>',
          '<script\\x0Ctype="text/javascript">javascript:alert(1);</script>',
          '<script\\x2Ftype="text/javascript">javascript:alert(1);</script>',
          '<script\\x0Atype="text/javascript">javascript:alert(1);</script>',
          '\'`"><\\x3Cscript>javascript:alert(1)</script>        ',
          '\'`"><\\x00script>javascript:alert(1)</script>',
          'ABC<div style="x\\x3Aexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:expression\\x5C(javascript:alert(1)">DEF',
          'ABC<div style="x:expression\\x00(javascript:alert(1)">DEF',
          'ABC<div style="x:exp\\x00ression(javascript:alert(1)">DEF',
          'ABC<div style="x:exp\\x5Cression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\x0Aexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\x09expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE3\\x80\\x80expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x84expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xC2\\xA0expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x80expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x8Aexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\x0Dexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\x0Cexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x87expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xEF\\xBB\\xBFexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\x20expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x88expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\x00expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x8Bexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x86expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x85expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x82expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\x0Bexpression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x81expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x83expression(javascript:alert(1)">DEF',
          'ABC<div style="x:\\xE2\\x80\\x89expression(javascript:alert(1)">DEF',
          '<a href="\\x0Bjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x0Fjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xC2\\xA0javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x05javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE1\\xA0\\x8Ejavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x18javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x11javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x88javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x89javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x80javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x17javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x03javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x0Ejavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x1Ajavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x00javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x10javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x82javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x20javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x13javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x09javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x8Ajavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x14javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x19javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\xAFjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x1Fjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x81javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x1Djavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x87javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x07javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE1\\x9A\\x80javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x83javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x04javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x01javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x08javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x84javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x86javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE3\\x80\\x80javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x12javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x0Djavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x0Ajavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x0Cjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x15javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\xA8javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x16javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x02javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x1Bjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x06javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\xA9javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x80\\x85javascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x1Ejavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\xE2\\x81\\x9Fjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="\\x1Cjavascript:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="javascript\\x00:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="javascript\\x3A:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="javascript\\x09:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="javascript\\x0D:javascript:alert(1)" id="fuzzelement1">test</a>',
          '<a href="javascript\\x0A:javascript:alert(1)" id="fuzzelement1">test</a>',
          '`"\'><img src=xxx:x \\x0Aonerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x22onerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x0Bonerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x0Donerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x2Fonerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x09onerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x0Conerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x00onerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x27onerror=javascript:alert(1)>',
          '`"\'><img src=xxx:x \\x20onerror=javascript:alert(1)>',
          '"`\'><script>\\x3Bjavascript:alert(1)</script>',
          '"`\'><script>\\x0Djavascript:alert(1)</script>',
          '"`\'><script>\\xEF\\xBB\\xBFjavascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x81javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x84javascript:alert(1)</script>',
          '"`\'><script>\\xE3\\x80\\x80javascript:alert(1)</script>',
          '"`\'><script>\\x09javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x89javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x85javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x88javascript:alert(1)</script>',
          '"`\'><script>\\x00javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\xA8javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x8Ajavascript:alert(1)</script>',
          '"`\'><script>\\xE1\\x9A\\x80javascript:alert(1)</script>',
          '"`\'><script>\\x0Cjavascript:alert(1)</script>',
          '"`\'><script>\\x2Bjavascript:alert(1)</script>',
          '"`\'><script>\\xF0\\x90\\x96\\x9Ajavascript:alert(1)</script>',
          '"`\'><script>-javascript:alert(1)</script>',
          '"`\'><script>\\x0Ajavascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\xAFjavascript:alert(1)</script>',
          '"`\'><script>\\x7Ejavascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x87javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x81\\x9Fjavascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\xA9javascript:alert(1)</script>',
          '"`\'><script>\\xC2\\x85javascript:alert(1)</script>',
          '"`\'><script>\\xEF\\xBF\\xAEjavascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x83javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x8Bjavascript:alert(1)</script>',
          '"`\'><script>\\xEF\\xBF\\xBEjavascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x80javascript:alert(1)</script>',
          '"`\'><script>\\x21javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x82javascript:alert(1)</script>',
          '"`\'><script>\\xE2\\x80\\x86javascript:alert(1)</script>',
          '"`\'><script>\\xE1\\xA0\\x8Ejavascript:alert(1)</script>',
          '"`\'><script>\\x0Bjavascript:alert(1)</script>',
          '"`\'><script>\\x20javascript:alert(1)</script>',
          '"`\'><script>\\xC2\\xA0javascript:alert(1)</script>',
          '<img \\x00src=x onerror="alert(1)">',
          '<img \\x47src=x onerror="javascript:alert(1)">',
          '<img \\x11src=x onerror="javascript:alert(1)">',
          '<img \\x12src=x onerror="javascript:alert(1)">',
          '<img\\x47src=x onerror="javascript:alert(1)">',
          '<img\\x10src=x onerror="javascript:alert(1)">',
          '<img\\x13src=x onerror="javascript:alert(1)">',
          '<img\\x32src=x onerror="javascript:alert(1)">',
          '<img\\x47src=x onerror="javascript:alert(1)">',
          '<img\\x11src=x onerror="javascript:alert(1)">',
          '<img \\x47src=x onerror="javascript:alert(1)">',
          '<img \\x34src=x onerror="javascript:alert(1)">',
          '<img \\x39src=x onerror="javascript:alert(1)">',
          '<img \\x00src=x onerror="javascript:alert(1)">',
          '<img src\\x09=x onerror="javascript:alert(1)">',
          '<img src\\x10=x onerror="javascript:alert(1)">',
          '<img src\\x13=x onerror="javascript:alert(1)">',
          '<img src\\x32=x onerror="javascript:alert(1)">',
          '<img src\\x12=x onerror="javascript:alert(1)">',
          '<img src\\x11=x onerror="javascript:alert(1)">',
          '<img src\\x00=x onerror="javascript:alert(1)">',
          '<img src\\x47=x onerror="javascript:alert(1)">',
          '<img src=x\\x09onerror="javascript:alert(1)">',
          '<img src=x\\x10onerror="javascript:alert(1)">',
          '<img src=x\\x11onerror="javascript:alert(1)">',
          '<img src=x\\x12onerror="javascript:alert(1)">',
          '<img src=x\\x13onerror="javascript:alert(1)">',
          '<img[a][b][c]src[d]=x[e]onerror=[f]"alert(1)">',
          '<img src=x onerror=\\x09"javascript:alert(1)">',
          '<img src=x onerror=\\x10"javascript:alert(1)">',
          '<img src=x onerror=\\x11"javascript:alert(1)">',
          '<img src=x onerror=\\x12"javascript:alert(1)">',
          '<img src=x onerror=\\x32"javascript:alert(1)">',
          '<img src=x onerror=\\x00"javascript:alert(1)">',
          '<a href=java&#1&#2&#3&#4&#5&#6&#7&#8&#11&#12script:javascript:alert(1)>XXX</a>',
          '<img src="x` `<script>javascript:alert(1)</script>"` `>',
          '<img src onerror /" \'"= alt=javascript:alert(1)//">',
          '<title onpropertychange=javascript:alert(1)></title><title title=>',
          '<a href=http://foo.bar/#x=`y></a><img alt="`><img src=x:x onerror=javascript:alert(1)></a>">',
          '<!--[if]><script>javascript:alert(1)</script -->',
          '<!--[if<img src=x onerror=javascript:alert(1)//]> -->',
          '<script src="/\\%(jscript)s"></script>',
          '<script src="\\\\%(jscript)s"></script>',
          '<IMG """><SCRIPT>alert("XSS")</SCRIPT>">',
          '<IMG SRC=javascript:alert(String.fromCharCode(88,83,83))>',
          '<IMG SRC=# onmouseover="alert(\'xxs\')">',
          '<IMG SRC= onmouseover="alert(\'xxs\')">',
          '<IMG onmouseover="alert(\'xxs\')">',
          '<IMG SRC=&#106;&#97;&#118;&#97;&#115;&#99;&#114;&#105;&#112;&#116;&#58;&#97;&#108;&#101;&#114;&#116;&#40;&#39;&#88;&#83;&#83;&#39;&#41;>',
          '<IMG SRC=&#0000106&#0000097&#0000118&#0000097&#0000115&#0000099&#0000114&#0000105&#0000112&#0000116&#0000058&#0000097&#0000108&#0000101&#0000114&#0000116&#0000040&#0000039&#0000088&#0000083&#0000083&#0000039&#0000041>',
          '<IMG SRC=&#x6A&#x61&#x76&#x61&#x73&#x63&#x72&#x69&#x70&#x74&#x3A&#x61&#x6C&#x65&#x72&#x74&#x28&#x27&#x58&#x53&#x53&#x27&#x29>',
          '<IMG SRC="jav   ascript:alert(\'XSS\');">',
          '<IMG SRC="jav&#x09;ascript:alert(\'XSS\');">',
          '<IMG SRC="jav&#x0A;ascript:alert(\'XSS\');">',
          '<IMG SRC="jav&#x0D;ascript:alert(\'XSS\');">',
          'perl -e \'print "<IMG SRC=java\\0script:alert(\\"XSS\\")>";\' > out',
          '<IMG SRC=" &#14;  javascript:alert(\'XSS\');">',
          '<SCRIPT/XSS SRC="http://ha.ckers.org/xss.js"></SCRIPT>',
          '<BODY onload!#$%&()*~+-_.,:;?@[/|\\]^`=alert("XSS")>',
          '<SCRIPT/SRC="http://ha.ckers.org/xss.js"></SCRIPT>',
          '<<SCRIPT>alert("XSS");//<</SCRIPT>',
          '<SCRIPT SRC=http://ha.ckers.org/xss.js?< B >',
          '<SCRIPT SRC=//ha.ckers.org/.j>',
          '<IMG SRC="javascript:alert(\'XSS\')"',
          '<iframe src=http://ha.ckers.org/scriptlet.html <',
          "\\\";alert('XSS');//",
          '<plaintext>',
          '1;DROP TABLE users',
          "1'; DROP TABLE users-- 1",
          "' OR 1=1 -- 1",
          "' OR '1'='1",
          '-',
          '--',
          '--version',
          '--help',
          '$USER',
          '/dev/null; touch /tmp/blns.fail ; echo',
          '`touch /tmp/blns.fail`',
          '$(touch /tmp/blns.fail)',
          '@{[system "touch /tmp/blns.fail"]}',
          'eval("puts \'hello world\'")',
          'System("ls -al /")',
          '`ls -al /`',
          'Kernel.exec("ls -al /")',
          'Kernel.exit(1)',
          "%x('ls -al /')",
          '<?xml version="1.0" encoding="ISO-8859-1"?><!DOCTYPE foo [ <!ELEMENT foo ANY ><!ENTITY xxe SYSTEM "file:///etc/passwd" >]><foo>&xxe;</foo>',
          '$HOME',
          "$ENV{'HOME'}",
          '%d',
          '%s',
          '%*.*s',
          '../../../../../../../../../../../etc/passwd%00',
          '../../../../../../../../../../../etc/hosts',
          '() { 0; }; touch /tmp/blns.shellshock1.fail;',
          '() { _; } >_[$($())] { touch /tmp/blns.shellshock2.fail; }',
          'CON',
          'PRN',
          'AUX',
          'CLOCK$',
          'NUL',
          'A:',
          'ZZ:',
          'COM1',
          'LPT1',
          'LPT2',
          'LPT3',
          'COM2',
          'COM3',
          'COM4',
          'Scunthorpe General Hospital',
          'Penistone Community Church',
          'Lightwater Country Park',
          'Jimmy Clitheroe',
          'Horniman Museum',
          'shitake mushrooms',
          'RomansInSussex.co.uk',
          'http://www.cum.qc.ca/',
          'Craig Cockburn, Software Specialist',
          'Linda Callahan',
          'Dr. Herman I. Libshitz',
          'magna cum laude',
          'Super Bowl XXX',
          'medieval erection of parapets',
          'evaluate',
          'mocha',
          'expression',
          'Arsenal canal',
          'classic',
          'Tyson Gay',
          "If you're reading this, you've been in a coma for almost 20 years now. We're trying a new technique. We don't know where this message will end up in your dream, but we hope it works. Please wake up, we miss you.",
          'Roses are \u001b[0;31mred\u001b[0m, violets are \u001b[0;34mblue. Hope you enjoy terminal hue',
          'But now...\u001b[20Cfor my greatest trick...\u001b[8m',
          'The quic\b\b\b\b\b\bk brown fo\u0007\u0007\u0007\u0007\u0007\u0007\u0007\u0007\u0007\u0007\u0007x... [Beeeep]',
          'Powerلُلُصّبُلُلصّبُررً ॣ ॣh ॣ ॣ冗',
        ],
        ranges: {},
        version: 2,
      }
      return DocstoreClient.createDoc(
        this.project_id,
        this.doc._id,
        this.doc.lines,
        this.doc.version,
        this.doc.ranges,
        error => {
          if (error != null) {
            throw error
          }
          return DocstoreClient.archiveAllDoc(this.project_id, (error, res) => {
            this.res = res
            if (error != null) {
              throw error
            }
            return done()
          })
        }
      )
    })

    it('should successully archive the docs', function (done) {
      this.res.statusCode.should.equal(204)
      return done()
    })

    it('should set inS3 and unset lines and ranges in each doc', function (done) {
      return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
        if (error != null) {
          throw error
        }
        expect(doc.lines).not.to.exist
        expect(doc.ranges).not.to.exist
        doc.inS3.should.equal(true)
        return done()
      })
    })

    it('should set the doc in s3 correctly', function (done) {
      return DocstoreClient.getS3Doc(
        this.project_id,
        this.doc._id,
        (error, s3Doc) => {
          if (error != null) {
            throw error
          }
          s3Doc.lines.should.deep.equal(this.doc.lines)
          s3Doc.ranges.should.deep.equal(this.doc.ranges)
          return done()
        }
      )
    })

    return describe('after unarchiving from a request for the project', function () {
      before(function (done) {
        return DocstoreClient.getAllDocs(
          this.project_id,
          (error, res, fetchedDocs) => {
            this.fetched_docs = fetchedDocs
            if (error != null) {
              throw error
            }
            return done()
          }
        )
      })

      return it('should restore the doc to mongo', function (done) {
        return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
          if (error != null) {
            throw error
          }
          doc.lines.should.deep.equal(this.doc.lines)
          doc.ranges.should.deep.equal(this.doc.ranges)
          expect(doc.inS3).not.to.exist
          return done()
        })
      })
    })
  })

  describe('a doc with ranges', function () {
    before(function (done) {
      this.project_id = ObjectId()
      this.doc = {
        _id: ObjectId(),
        lines: ['one', 'two', 'three'],
        ranges: {
          changes: [
            {
              id: ObjectId(),
              op: { i: 'foo', p: 24 },
              metadata: {
                user_id: ObjectId(),
                ts: new Date('2017-01-27T16:10:44.194Z'),
              },
            },
            {
              id: ObjectId(),
              op: { d: 'bar', p: 50 },
              metadata: {
                user_id: ObjectId(),
                ts: new Date('2017-01-27T18:10:44.194Z'),
              },
            },
          ],
          comments: [
            {
              id: ObjectId(),
              op: { c: 'comment', p: 284, t: ObjectId() },
              metadata: {
                user_id: ObjectId(),
                ts: new Date('2017-01-26T14:22:04.869Z'),
              },
            },
          ],
        },
        version: 2,
      }
      return DocstoreClient.createDoc(
        this.project_id,
        this.doc._id,
        this.doc.lines,
        this.doc.version,
        this.doc.ranges,
        error => {
          if (error != null) {
            throw error
          }
          return DocstoreClient.archiveAllDoc(this.project_id, (error, res) => {
            this.res = res
            if (error != null) {
              throw error
            }
            return done()
          })
        }
      )
    })

    it('should successully archive the docs', function (done) {
      this.res.statusCode.should.equal(204)
      return done()
    })

    it('should set inS3 and unset lines and ranges in each doc', function (done) {
      return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
        if (error != null) {
          throw error
        }
        expect(doc.lines).not.to.exist
        expect(doc.ranges).not.to.exist
        doc.inS3.should.equal(true)
        return done()
      })
    })

    it('should set the doc in s3 correctly', function (done) {
      return DocstoreClient.getS3Doc(
        this.project_id,
        this.doc._id,
        (error, s3Doc) => {
          if (error != null) {
            throw error
          }
          s3Doc.lines.should.deep.equal(this.doc.lines)
          const ranges = JSON.parse(JSON.stringify(this.doc.ranges)) // ObjectId -> String
          s3Doc.ranges.should.deep.equal(ranges)
          return done()
        }
      )
    })

    return describe('after unarchiving from a request for the project', function () {
      before(function (done) {
        return DocstoreClient.getAllDocs(
          this.project_id,
          (error, res, fetchedDocs) => {
            this.fetched_docs = fetchedDocs
            if (error != null) {
              throw error
            }
            return done()
          }
        )
      })

      return it('should restore the doc to mongo', function (done) {
        return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
          if (error != null) {
            throw error
          }
          doc.lines.should.deep.equal(this.doc.lines)
          doc.ranges.should.deep.equal(this.doc.ranges)
          expect(doc.inS3).not.to.exist
          return done()
        })
      })
    })
  })

  describe('a doc that is archived twice', function () {
    before(function (done) {
      this.project_id = ObjectId()
      this.doc = {
        _id: ObjectId(),
        lines: ['abc', 'def', 'ghi'],
        ranges: {},
        version: 2,
      }
      return DocstoreClient.createDoc(
        this.project_id,
        this.doc._id,
        this.doc.lines,
        this.doc.version,
        this.doc.ranges,
        error => {
          if (error != null) {
            throw error
          }
          return DocstoreClient.archiveAllDoc(this.project_id, (error, res) => {
            this.res = res
            if (error != null) {
              throw error
            }
            this.res.statusCode.should.equal(204)
            return DocstoreClient.archiveAllDoc(
              this.project_id,
              (error, res1) => {
                this.res = res1
                if (error != null) {
                  throw error
                }
                this.res.statusCode.should.equal(204)
                return done()
              }
            )
          })
        }
      )
    })

    it('should set inS3 and unset lines and ranges in each doc', function (done) {
      return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
        if (error != null) {
          throw error
        }
        expect(doc.lines).not.to.exist
        expect(doc.ranges).not.to.exist
        doc.inS3.should.equal(true)
        return done()
      })
    })

    it('should set the doc in s3 correctly', function (done) {
      return DocstoreClient.getS3Doc(
        this.project_id,
        this.doc._id,
        (error, s3Doc) => {
          if (error != null) {
            throw error
          }
          s3Doc.lines.should.deep.equal(this.doc.lines)
          s3Doc.ranges.should.deep.equal(this.doc.ranges)
          return done()
        }
      )
    })

    return describe('after unarchiving from a request for the project', function () {
      before(function (done) {
        return DocstoreClient.getAllDocs(
          this.project_id,
          (error, res, fetchedDocs) => {
            this.fetched_docs = fetchedDocs
            if (error != null) {
              throw error
            }
            return done()
          }
        )
      })

      return it('should restore the doc to mongo', function (done) {
        return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
          if (error != null) {
            throw error
          }
          doc.lines.should.deep.equal(this.doc.lines)
          doc.ranges.should.deep.equal(this.doc.ranges)
          expect(doc.inS3).not.to.exist
          return done()
        })
      })
    })
  })

  return describe('a doc with the old schema (just an array of lines)', function () {
    before(function (done) {
      this.project_id = ObjectId()
      this.doc = {
        _id: ObjectId(),
        lines: ['abc', 'def', 'ghi'],
        ranges: {},
        version: 2,
      }
      uploadContent(
        `${this.project_id}/${this.doc._id}`,
        this.doc.lines,
        error => {
          expect(error).not.to.exist
          db.docs.insert(
            {
              project_id: this.project_id,
              _id: this.doc._id,
              rev: this.doc.version,
              inS3: true,
            },
            error => {
              if (error != null) {
                throw error
              }
              DocstoreClient.getAllDocs(
                this.project_id,
                (error, res, fetchedDocs) => {
                  this.fetched_docs = fetchedDocs
                  if (error != null) {
                    throw error
                  }
                  return done()
                }
              )
            }
          )
        }
      )
    })

    it('should restore the doc to mongo', function (done) {
      return db.docs.findOne({ _id: this.doc._id }, (error, doc) => {
        if (error != null) {
          throw error
        }
        doc.lines.should.deep.equal(this.doc.lines)
        expect(doc.inS3).not.to.exist
        return done()
      })
    })

    return it('should return the doc', function (done) {
      this.fetched_docs[0].lines.should.deep.equal(this.doc.lines)
      return done()
    })
  })
})