Switched to data-testid for testing marker

app/assets/javascripts/snippets/components/edit.vue

@@ -206,7 +206,7 @@ export default {
           >
         </template>
         <template #append>
-          <gl-button class="js-snippet-cancel-btn" :href="cancelButtonHref">{{
+          <gl-button data-testid="snippet-cancel-btn" :href="cancelButtonHref">{{
             __('Cancel')
           }}</gl-button>
         </template>

spec/frontend/snippets/components/edit_spec.js

@@ -100,7 +100,7 @@ describe('Snippet Edit app', () => {
   });
 
   const findSubmitButton = () => wrapper.find('[type=submit]');
-  const findCancellButton = () => wrapper.find('.js-snippet-cancel-btn');
+  const findCancellButton = () => wrapper.find('[data-testid="snippet-cancel-btn"]');
 
   describe('rendering', () => {
     it('renders loader while the query is in flight', () => {