Setup initial test platform

Author: wojtekmaj

.eslintrc

@@ -2,7 +2,8 @@
   "extends": "airbnb",
   "env": {
     "browser": true,
-    "es6": true
+    "es6": true,
+    "jest": true
   },
   "globals": {
     "PDFJS": true

__mocks__/styleMock.js

@@ -0,0 +1 @@
+module.exports = {};

enzyme.config.js

@@ -0,0 +1,5 @@
+/* eslint-disable import/no-extraneous-dependencies */
+const { configure } = require('enzyme');
+const Adapter = require('enzyme-adapter-react-16');
+
+configure({ adapter: new Adapter() });