Make the tests run fast.

.babelrc

@@ -0,0 +1,4 @@
+{
+  "presets": ["es2015"],
+  "plugins": ["transform-object-rest-spread"]
+}

jest/env.js

@@ -25,14 +25,15 @@ global.test = (transformName, testFileName, options, fakeOptions) => {
   let path = testFileName + '.js';
   const source = read(testFileName + '.js');
   const output = read(testFileName + '.output.js');
-  const transform = require(
+  let transform = require(
     p.join(global.baseDir, '/transforms/', transformName)
   );
+  if (transform.default) {
+    transform = transform.default;
+  }
 
-  if (fakeOptions) {
-    if (fakeOptions.path) {
-      path = fakeOptions.path;
-    }
+  if (fakeOptions && fakeOptions.path) {
+    path = fakeOptions.path;
   }
 
   expect(

package.json

@@ -9,16 +9,17 @@
     "lint": "eslint ."
   },
   "dependencies": {
-    "jscodeshift": "^0.3.8",
-    "babel-eslint": "^4.1.3",
-    "babel-jest": "^5.3.0",
+    "jscodeshift": "^0.3.14",
+    "babel-eslint": "^5.0.0",
+    "babel-plugin-transform-object-rest-spread": "^6.6.5",
+    "babel-preset-es2015": "^6.6.0",
+    "babel-jest": "^9.0.2",
     "eslint": "^1.7.3",
-    "fbjs-scripts": "^0.3.0",
-    "jest-cli": "^0.6.1"
+    "fbjs-scripts": "^0.5.0",
+    "jest-cli": "^0.9.1"
   },
   "jest": {
-    "scriptPreprocessor": "./node_modules/babel-jest",
-    "setupEnvScriptFile": "jest/env.js",
+    "setupFiles": ["jest/env.js"],
     "globals": {
       "baseDir": "../"
     },

test/__tests__/create-element-to-jsx-test.js

@@ -52,7 +52,7 @@ describe('create-element-to-jsx', () => {
     test('create-element-to-jsx', 'create-element-to-jsx-gt-lt-entities');
   });
 
-  it('raises when it does not recognize a property type', () => {
+  it('throws when it does not recognize a property type', () => {
     const jscodeshift = require('jscodeshift');
     const transform = require('../../transforms/create-element-to-jsx');
     const source = `
@@ -61,7 +61,7 @@ describe('create-element-to-jsx', () => {
     `;
 
     expect(() => transform({source}, {jscodeshift}, {}))
-      .toThrow('Unexpected attribute of type "Literal"');
+      .toThrowError('Unexpected attribute of type "Literal"');
   });
 
 });

test/__tests__/sort-comp-test.js

@@ -1,3 +1,13 @@
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
 'use strict';
 
 describe('sort-comp', () => {

transforms/create-element-to-jsx.js

@@ -1,3 +1,15 @@
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
+'use strict';
+
 module.exports = function(file, api, options) {
   const j = api.jscodeshift;
   const root = j(file.source);
@@ -118,7 +130,7 @@ module.exports = function(file, api, options) {
     }
   };
 
-  if ( 
+  if (
     options['explicit-require'] === false ||
     ReactUtils.hasReact(root)
   ) {

transforms/pure-component.js

@@ -1,3 +1,15 @@
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
+'use strict';
+
 module.exports = function(file, api, options) {
   const j = api.jscodeshift;
   const ReactUtils = require('./utils/ReactUtils')(j);

transforms/sort-comp.js

@@ -1,3 +1,15 @@
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
+'use strict';
+
 /**
  * Reorders React component methods to match the [ESLint](http://eslint.org/)
  * [react/sort-comp rule](https://github.com/yannickcr/eslint-plugin-react/blob/master/docs/rules/sort-comp.md),
@@ -15,6 +27,7 @@
  *    ]
  *  }],
  */
+
 module.exports = function(fileInfo, api, options) {
   const j = api.jscodeshift;