Arguments: 
  /usr/local/bin/node /usr/local/Cellar/yarn/1.5.1_1/libexec/bin/yarn.js test -t Union two arrays into one if ids are equal

PATH: 
  /usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin

Yarn version: 
  1.5.1

Node version: 
  9.4.0

Platform: 
  darwin x64

npm manifest: 
  {
    "name": "carpal",
    "version": "0.3.3",
    "description": "The SDK for CarPal fleet solution development.",
    "main": "dist/build.js",
    "scripts": {
      "build": "babel src --presets babel-preset-es2015 --out-dir dist",
      "lint": "node_modules/.bin/eslint src",
      "precommit": "lint-staged",
      "precommit:lint": "node_modules/.bin/eslint",
      "precommit:prettier":
        "node_modules/.bin/prettier --single-quote --trailing-comma es5 --arrow-parens always --write",
      "prepublish": "npm run build",
      "test": "jest --testPathIgnorePatterns=__integration__",
      "test:watch": "jest --testPathIgnorePatterns=__integration__  --watch",
      "test:integration": "jest --testPathPattern=__integration__",
      "test:integration:watch": "jest --testPathPattern=__integration__  --watch"
    },
    "lint-staged": {
      "*.{js}": [
        "npm run precommit:prettier",
        "npm run precommit:lint",
        "git add"
      ],
      "*.{json,css,md}": ["npm run precommit:prettier", "git add"]
    },
    "repository": {
      "type": "git",
      "url": "git+https://github.com/CarPalFleet/JavaScript-SDK.git"
    },
    "author": "Chen Cheng",
    "license": "MIT",
    "bugs": {
      "url": "https://github.com/CarPalFleet/JavaScript-SDK/issues"
    },
    "homepage": "https://github.com/CarPalFleet/JavaScript-SDK#readme",
    "devDependencies": {
      "babel-cli": "^6.26.0",
      "babel-eslint": "^8.2.2",
      "babel-loader": "^7.1.2",
      "babel-plugin-transform-async-to-generator": "^6.24.1",
      "babel-plugin-transform-builtin-classes": "^0.4.0",
      "babel-plugin-transform-decorators": "^6.24.1",
      "babel-plugin-transform-es2015-arrow-functions": "^6.22.0",
      "babel-plugin-transform-es2015-destructuring": "^6.23.0",
      "babel-preset-es2015": "^6.24.1",
      "babel-preset-stage-0": "^6.24.1",
      "eslint": "^4.18.1",
      "eslint-config-google": "^0.9.1",
      "eslint-plugin-jest": "^21.12.2",
      "husky": "^0.14.3",
      "jest": "^21.2.1",
      "jsdoc": "^3.5.5",
      "lint-staged": "^7.0.0",
      "prettier": "1.11.1",
      "webpack": "^2.7.0"
    },
    "dependencies": {
      "ably": "^1.0.8",
      "aws-sdk": "^2.161.0",
      "axios": "^0.17.0",
      "camelize": "^1.0.0",
      "dotenv": "^5.0.1",
      "form-data": "^2.3.1",
      "jsdoc-to-markdown": "^4.0.1",
      "lodash.isarray": "^4.0.0",
      "lodash.isempty": "^4.4.0",
      "lodash.isequal": "^4.5.0",
      "lodash.isnumber": "^3.0.3",
      "lodash.isobject": "^3.0.2",
      "lodash.toarray": "^4.4.0",
      "workerjs": "^0.1.1"
    },
    "jest": {
      "testEnvironment": "node"
    }
  }

yarn manifest: 
  No manifest

Lockfile: 
  No lockfile

Trace: 
  Error: Command failed.
  Exit code: 1
  Command: sh
  Arguments: -c jest --testPathIgnorePatterns=__integration__ -t 'Union two arrays into one if ids are equal'
  Directory: /Users/vitalii/Documents/projects/carpal/JavaScript-SDK
  Output:
  
      at ProcessTermError.MessageError (/usr/local/Cellar/yarn/1.5.1_1/libexec/lib/cli.js:186:110)
      at new ProcessTermError (/usr/local/Cellar/yarn/1.5.1_1/libexec/lib/cli.js:226:113)
      at ChildProcess.<anonymous> (/usr/local/Cellar/yarn/1.5.1_1/libexec/lib/cli.js:30281:17)
      at ChildProcess.emit (events.js:160:13)
      at maybeClose (internal/child_process.js:943:16)
      at Process.ChildProcess._handle.onexit (internal/child_process.js:220:5)