Migrated HorizontalBarChart test to react testing library

test/__mocks__/setUpCanvas.ts

@@ -0,0 +1,10 @@
+import { ReactElement } from 'react';
+import { render } from '@testing-library/react';
+
+export const setUpCanvas = (element: ReactElement) => {
+  const result = render(element);
+  const { container } = result;
+  const events = container.querySelector('canvas')?.getContext('2d')?.__getEvents(); // eslint-disable-line no-underscore-dangle
+
+  return { ...result, events };
+};