webui: <Readme /> component test case

test/webui/components/readme.spec.js

@@ -0,0 +1,26 @@
+/**
+ * Readme component
+ */
+
+import React from 'react';
+import { shallow } from 'enzyme';
+import Readme from '../../../src/webui/src/components/Readme';
+
+console.error = jest.fn();
+
+describe('<Readme /> component', () => {
+  it('should give error for the required fields', () => {
+    shallow(<Readme />);
+    expect(console.error).toBeCalled();
+  });
+
+  it('should dangerously set html', () => {
+    const props = {
+      readMe: '<h1>This is a test string</h1>'
+    };
+    const wrapper = shallow(<Readme {...props} />);
+    expect(wrapper.html()).toEqual(
+      '<div class="markdown-body"><h1>This is a test string</h1></div>'
+    );
+  });
+});