fix(tabs): add failing test

packages/tabs/src/Tabs.test.tsx

@@ -0,0 +1,21 @@
+import * as React from 'react';
+import { mount } from 'enzyme';
+import Tabs from './Tabs';
+
+describe('Tabs', () => {
+  it('should display tab content when user clicks on tab link', () => {
+    const wrapper = mount(
+      <Tabs>
+        <Tabs.Tab title="Title 1">Content 1</Tabs.Tab>
+        <Tabs.Tab title="Title 2">Content 2</Tabs.Tab>
+      </Tabs>
+    );
+
+    expect(wrapper.find('.af-tabs__content').text()).toBe('Content 1');
+
+    const secondTabLink = wrapper.find('button').at(1);
+    secondTabLink.simulate('click');
+
+    expect(wrapper.find('.af-tabs__content').text()).toBe('Content 2');
+  });
+});