MT#64314 Fix jest tests

* Add testEnvironment: 'jsdom' to provide browser-like
  globals (DOM APIs) that Vue and test-utils need
* Add explicit module path mapping in jest.config.js
  to force Jest to use the CommonJS bundle instead of
  the browser bundle.

Change-Id: I659b122ed3884c229b5f6dab1f08e135bcb8c03d

jest.config.js

@@ -1,6 +1,7 @@
 const esModules = ['quasar/lang', 'lodash-es', 'quasar'].join('|')
 
 module.exports = {
+    testEnvironment: 'jsdom',
     globals: {
         __DEV__: true
     },
@@ -41,6 +42,7 @@ module.exports = {
     ],
     moduleNameMapper: {
         '^vue$': 'vue',
+        '^@vue/test-utils$': '<rootDir>/node_modules/@vue/test-utils/dist/vue-test-utils.cjs.js',
         '^test-utils$': '@vue/test-utils',
         // '^quasar$': '<rootDir>/node_modules/quasar/dist/quasar.common.js',
         '^~/(.*)$': '<rootDir>/$1',

test/jest/jest.setup.js

@@ -2,6 +2,9 @@
 // console.log = jest.fn(() => { throw new Error('Do not use console.log() in production') })
 jest.setTimeout(1000)
 
+// Make Vue available globally for @vue/test-utils
+global.Vue = require('vue')
+
 // jest speedup when errors are part of the game
 // Error.stackTraceLimit = 0