test(Breadcrumbs): rewrite test using react-testing-library (#820)

[ci skip]

Author: sidram05

packages/main/src/components/Breadcrumbs/Breadcrumbs.test.tsx

@@ -1,5 +1,5 @@
 import { createPassThroughPropsTest } from '@shared/tests/utils';
-import { mount } from 'enzyme';
+import { render } from '@shared/tests';
 import { Breadcrumbs } from '@ui5/webcomponents-react/lib/Breadcrumbs';
 import { BreadcrumbsSeparatorStyle } from '@ui5/webcomponents-react/lib/BreadcrumbsSeparatorStyle';
 import { Link } from '@ui5/webcomponents-react/lib/Link';
@@ -8,26 +8,26 @@ import React from 'react';
 describe('Breadcrumbs', () => {
   Object.values(BreadcrumbsSeparatorStyle).forEach((style) => {
     test(`separatorStyle: '${style}'`, () => {
-      const wrapper = mount(
+      const { asFragment } = render(
         <Breadcrumbs separatorStyle={style}>
           <Link>Link 1</Link>
           <Link>Link 2</Link>
           <Link>Link 3</Link>
         </Breadcrumbs>
       );
-      expect(wrapper.render()).toMatchSnapshot();
+      expect(asFragment()).toMatchSnapshot();
     });
   });
 
   test('with currentLocationText', () => {
-    const wrapper = mount(
+    const { asFragment } = render(
       <Breadcrumbs currentLocationText="Current Location">
         <Link>Link 1</Link>
         <Link>Link 2</Link>
         <Link>Link 3</Link>
       </Breadcrumbs>
     );
-    expect(wrapper.render()).toMatchSnapshot();
+    expect(asFragment()).toMatchSnapshot();
   });
 
   createPassThroughPropsTest(Breadcrumbs);