working test commit

__tests__/components/Tooltip.test.jsx

@@ -0,0 +1,12 @@
+import React from 'react';
+import { mount } from 'enzyme';
+import Tooltip from '../../src/components/Tooltip';
+
+describe('<Tooltip />', () => {
+  let wrapper;
+
+  test('initially renders without crashing', () => {
+    wrapper = mount(<Tooltip />);
+    expect(wrapper.length).toBe(1);
+  });
+});