Move Jest test setup to root (#10963)

.gitignore

@@ -36,5 +36,4 @@ selenium
 *.swo
 *.out
 ui_framework/doc_site/build/*.js*
-ui_framework/jest/report
 yarn.lock

package.json

@@ -63,9 +63,7 @@
     "mocha": "mocha",
     "mocha:debug": "mocha --debug-brk",
     "sterilize": "grunt sterilize",
-    "uiFramework:start": "grunt uiFramework:start",
-    "uiFramework:dev": "node tasks/utils/ui_framework_test --env=jsdom --watch",
-    "uiFramework:coverage": "node tasks/utils/ui_framework_test --env=jsdom --coverage"
+    "uiFramework:start": "grunt uiFramework:start"
   },
   "repository": {
     "type": "git",
@@ -97,7 +95,7 @@
     "autoprefixer-loader": "2.0.0",
     "babel-cli": "6.18.0",
     "babel-core": "6.21.0",
-    "babel-jest": "18.0.0",
+    "babel-jest": "19.0.0",
     "babel-loader": "6.2.10",
     "babel-plugin-add-module-exports": "0.2.1",
     "babel-polyfill": "6.20.0",

scripts/jest.js

@@ -0,0 +1,15 @@
+// # Run Jest tests
+//
+// All args will be forwarded directly to Jest, e.g. to watch tests run:
+//
+//     node scripts/jest --watch
+//
+// or to build code coverage:
+//
+//     node scripts/jest --coverage
+//
+// See all cli options in https://facebook.github.io/jest/docs/cli.html
+
+require('../src/optimize/babel/register');
+require('../src/jest/cli');
+

src/jest/babelTransform.js

@@ -0,0 +1,6 @@
+const babelJest = require('babel-jest');
+const options = require('../optimize/babel/options');
+
+const babelOptions = options.webpack;
+
+module.exports = babelJest.createTransformer(babelOptions);

src/jest/cli.js

@@ -1,5 +1,5 @@
-const jest = require('jest');
-const config = require('./ui_framework_test_config');
+import jest from 'jest';
+import { config } from './config';
 
 const argv = process.argv.slice(2);
 

src/jest/config.js

@@ -0,0 +1,21 @@
+import { resolve } from 'path';
+
+export const config = {
+  roots: ['<rootDir>/ui_framework/'],
+  collectCoverageFrom: [
+    'ui_framework/components/**/*.js',
+    '!ui_framework/components/index.js',
+    '!ui_framework/components/**/*/index.js',
+  ],
+  coverageDirectory: '<rootDir>/target/jest-coverage',
+  coverageReporters: ['html'],
+  moduleFileExtensions: ['jsx', 'js', 'json'],
+  testPathIgnorePatterns: [
+    '<rootDir>[/\\\\]ui_framework[/\\\\](dist|doc_site|jest)[/\\\\]'
+  ],
+  transform: {
+    '^.+\\.(js|jsx)$': resolve(__dirname, './babelTransform.js')
+  },
+  transformIgnorePatterns: ['[/\\\\]node_modules[/\\\\].+\\.(js|jsx)$'],
+  snapshotSerializers: ['<rootDir>/node_modules/enzyme-to-json/serializer']
+};

tasks/jenkins.js

@@ -28,6 +28,7 @@ module.exports = function (grunt) {
     'eslint:source',
     'licenses',
     'test:server',
+    'test:jest',
     'test:browser-ci',
     'test:api',
     '_build:verifyTranslations',

tasks/test.js

@@ -51,9 +51,9 @@ module.exports = function (grunt) {
   grunt.registerTask('test:coverage', [ 'run:testCoverageServer', 'karma:coverage' ]);
 
   grunt.registerTask('test:quick', [
-    'uiFramework:test',
     'test:server',
     'test:ui',
+    'test:jest',
     'test:browser',
     'test:api'
   ]);

tasks/test_jest.js

@@ -1,18 +1,16 @@
-const platform = require('os').platform();
-const config = require('./utils/ui_framework_test_config');
+const { resolve } = require('path');
 
 module.exports = function (grunt) {
-  grunt.registerTask('uiFramework:test', function () {
+  grunt.registerTask('test:jest', function () {
     const done = this.async();
-    Promise.all([uiFrameworkTest()]).then(done);
+    runJest().then(done);
   });
 
-  function uiFrameworkTest() {
+  function runJest() {
     const serverCmd = {
-      cmd: /^win/.test(platform) ? '.\\node_modules\\.bin\\jest.cmd' : './node_modules/.bin/jest',
+      cmd: 'node',
       args: [
-        '--env=jsdom',
-        `--config=${JSON.stringify(config)}`,
+        resolve(__dirname, '../scripts/jest.js')
       ],
       opts: { stdio: 'inherit' }
     };

tasks/utils/ui_framework_test_config.js

@@ -1,20 +0,0 @@
-const rootDir = 'ui_framework';
-
-module.exports = {
-  rootDir,
-  collectCoverageFrom: [
-    'components/**/*.js',
-    // Seems to be a bug with jest or micromatch, in which the above glob doesn't match subsequent
-    // levels of directories, making this glob necessary.
-    'components/**/**/*.js',
-    '!components/index.js',
-    '!components/**/*/index.js',
-  ],
-  coverageDirectory: '<rootDir>/jest/report',
-  coverageReporters: ['html'],
-  moduleFileExtensions: ['jsx', 'js', 'json'],
-  testPathIgnorePatterns: ['<rootDir>/(dist|doc_site|jest)/'],
-  testEnvironment: 'node',
-  testRegex: '.*\.test\.(js|jsx)$',
-  snapshotSerializers: ['<rootDir>/../node_modules/enzyme-to-json/serializer']
-};