chore(tests): updated tests

Author: liamross

src/components/Image/Image.test.tsx

@@ -3,11 +3,6 @@ import React from 'react';
 import { Image } from '../Image';
 
 describe('Image component', () => {
-  it('renders its contents', () => {
-    const image = shallow(<Image />);
-    expect(image.find('.ui__image')).toHaveLength(1);
-  });
-
   it('snapshot renders default image', () => {
     const image = shallow(<Image />);
     expect(image).toMatchSnapshot();

src/components/Image/__snapshots__/Image.test.tsx.snap

@@ -1,14 +1,3 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`Image component snapshot renders default image 1`] = `
-<div
-  className="ui__base ui__image__wrapper"
->
-  <img
-    className="ui__image ui__image--loading"
-  />
-  <div
-    className="ui__image__overlay ui__image__overlay--loading ui__image__overlay--hide"
-  />
-</div>
-`;
+exports[`Image component snapshot renders default image 1`] = `<Fragment />`;