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[Cypress regression]`TypeError: data.hasOwnProperty is not a function`

See original GitHub issue

The problem

After adding line to cypress/support/index.js:

import '@percy/cypress';

then running Cypress fails with:

 Product Page
TypeError: data.hasOwnProperty is not a function
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:39:22)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:32:26)
    at Object.deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:16:17)
    at Encoder.encodeAsBinary (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/index.js:80:41)
    at Encoder.encode (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/index.js:42:29)
    at Client._packet (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io/dist/client.js:169:44)
    at Socket.packet (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io/dist/socket.js:160:21)
    at /Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io/dist/socket.js:274:18
    at /Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/lib/socket-base.js:318:28
    at tryCatcher (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/util.js:16:23)
    at Promise._settlePromiseFromHandler (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:547:31)
    at Promise._settlePromise (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:604:18)
    at Promise._settlePromise0 (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:649:10)
    at Promise._settlePromises (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:725:18)
    at _drainQueueStep (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:93:12)
    at _drainQueue (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:86:9)
    at Async._drainQueues (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:102:5)
    at Immediate.Async.drainQueues [as _onImmediate] (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:15:14)
    at processImmediate (node:internal/timers:464:21)

TypeError: data.hasOwnProperty is not a function
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:39:22)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:40:32)
    at _deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:32:26)
    at Object.deconstructPacket (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/binary.js:16:17)
    at Encoder.encodeAsBinary (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/index.js:80:41)
    at Encoder.encode (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io-parser/dist/index.js:42:29)
    at Client._packet (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io/dist/client.js:169:44)
    at Socket.packet (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io/dist/socket.js:160:21)
    at /Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/socket/node_modules/socket.io/dist/socket.js:274:18
    at /Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/lib/socket-base.js:318:28
    at tryCatcher (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/util.js:16:23)
    at Promise._settlePromiseFromHandler (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:547:31)
    at Promise._settlePromise (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:604:18)
    at Promise._settlePromise0 (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:649:10)
    at Promise._settlePromises (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/promise.js:725:18)
    at _drainQueueStep (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:93:12)
    at _drainQueue (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:86:9)
    at Async._drainQueues (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:102:5)
    at Immediate.Async.drainQueues [as _onImmediate] (/Users/krystian.panek/Library/Caches/Cypress/9.1.0/Cypress.app/Contents/Resources/app/packages/server/node_modules/bluebird/js/release/async.js:15:14)
    at processImmediate (node:internal/timers:464:21)

error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

When I am downgrading cypress to:

    "cypress": "^8.7.0",

There is no error. Everything works properly.

Environment

  "devDependencies": {
    "cypress": "^9.1.0",
    "mocha": "^9.1.3",
    "mochawesome": "^7.0.1",
    "cypress-mochawesome-reporter": "^2.3.0",
    "cypress-multi-reporters": "^1.5.0",
    "mocha-junit-reporter": "^2.0.2",
    "typescript": "4.5.2",
    "@percy/cli": "^1.0.0-beta.70",
    "@percy/cypress": "^3.1.1"
  }
  • Node version: 16 LTS
  • MaxOS BigSur

Issue Analytics

  • State:closed
  • Created 2 years ago
  • Reactions:1
  • Comments:12 (5 by maintainers)

github_iconTop GitHub Comments

1reaction
cexbrayatcommented, Nov 24, 2021

@Robdel12 This appears to be related to percy: if I remove all the related code to percy, it works fine again in my case (on several projects). We do use TS as well, both TS 4.4 and TS 4.5.

0reactions
Robdel12commented, Dec 6, 2021

Upgrading to v9.1.1 of cypress should solve this https://github.com/cypress-io/cypress/issues/19091

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