Add setup files and localstorage mock

tests/jest.js

@@ -0,0 +1,12 @@
+// Here you can mock the libraries connected through direct insertion <script src="" >
+global.Raphael = {
+  setWindow: jest.fn(),
+  registerFont: jest.fn(),
+  fn: function () {
+    return {}
+  }
+}
+
+global._ = {
+  extend: jest.genMockFunction()
+}