Imported config files and start script from new create react app

config/jest/fileTransform.js

@@ -1,3 +1,4 @@
+'use strict';
 
 const path = require('path');
 
@@ -6,6 +7,24 @@ const path = require('path');
 
 module.exports = {
   process(src, filename) {
-    return `module.exports = ${JSON.stringify(path.basename(filename))};`;
+    const assetFilename = JSON.stringify(path.basename(filename));
+
+    if (filename.match(/\.svg$/)) {
+      return `module.exports = {
+        __esModule: true,
+        default: ${assetFilename},
+        ReactComponent: (props) => ({
+          $$typeof: Symbol.for('react.element'),
+          type: 'svg',
+          ref: null,
+          key: null,
+          props: Object.assign({}, props, {
+            children: ${assetFilename}
+          })
+        }),
+      };`;
+    }
+
+    return `module.exports = ${assetFilename};`;
   },
 };