title: Uncaught ReferenceError: Zone is not defined (Jasmine)
body: <p>I am executing unit tests for angular projects but I got error </p>
  
  <blockquote>
    <p>'Uncaught ReferenceError: Zone is not defined'</p>
  </blockquote>
  
  <p>in Jasmine and Karma. Currently I using angular 6. </p>
  
  <pre><code>"jasmine-core": "~2.99.1",
      "jasmine-spec-reporter": "~4.2.1",
      "karma": "~1.7.1",
      "karma-chrome-launcher": "~2.2.0",
      "karma-coverage-istanbul-reporter": "~2.0.0",
      "karma-jasmine": "~1.1.1",
      "karma-jasmine-html-reporter": "^0.2.2",
      "typescript": "2.7.2",
  </code></pre>
  
  <blockquote>
    <p>Uncaught ReferenceError: Zone is not defined
        at :9876/_karma_webpack_/webpack:/node_modules/zone.js/dist/zone-testing.js:85
        at :9876/_karma_webpack_/webpack:/node_modules/zone.js/dist/zone-testing.js:9
        at Object. (:9876/_karma_webpack_/webpack:/node_modules/zone.js/dist/zone-testing.js:12)
        at Object../node_modules/zone.js/dist/zone-testing.js (zone-testing.js:1584)
        at <strong>webpack_require</strong> (:9876/_karma_webpack_/webpack:/webpack/bootstrap:76)
        at Object../src/test.ts (:9876/_karma_webpack_/webpack:/src/test.ts:3)
        at <strong>webpack_require</strong> (:9876/_karma_webpack_/webpack:/webpack/bootstrap:76)
        at checkDeferredModules (:9876/_karma_webpack_/webpack:/webpack/bootstrap:43)
        at :9876/_karma_webpack_/webpack:/webpack/bootstrap:134
        at bootstrap:134</p>
  </blockquote>