Migrate tests to use Jest 🚀

Author: shentao

.babelrc

@@ -1,13 +1,15 @@
 {
-  "presets": ["es2015", "stage-2"],
-  "plugins": [
-    "transform-es2015-destructuring",
-    "transform-object-rest-spread"
-  ],
-  "comments": false,
+  "presets": ["@vue/app"],
   "env": {
     "test": {
-      "plugins": [ "istanbul" ]
+      "presets": [
+        [
+          "@vue/app",
+          {
+            "modules": "commonjs"
+          }
+        ]
+      ]
     }
   }
 }

.gitignore

@@ -2,7 +2,7 @@
 node_modules/
 npm-debug.log
 selenium-debug.log
-test/unit/coverage
-test/e2e/reports
+tests/unit/coverage
+tests/e2e/reports
 .editorconfig
 .tern-project

jest.config.js

@@ -1,4 +1,5 @@
 module.exports = {
+  testMatch: ['**/?(*.)(spec).js?(x)'],
   moduleFileExtensions: [
     'js',
     'jsx',
@@ -14,5 +15,12 @@ module.exports = {
   },
   snapshotSerializers: [
     'jest-serializer-vue'
+  ],
+  coverageDirectory: '<rootDir>/test/unit/coverage',
+  collectCoverageFrom: [
+    'src/*.{js,vue}',
+    '!**/node_modules/**',
+    '!documentation/**',
+    '!docs/**'
   ]
-}
+}