test(js): add test for getAlgoliaFacetHits

packages/autocomplete-js/src/__tests__/getAlgoliaFacetHits.test.ts

@@ -0,0 +1,29 @@
+import algoliaPreset from '@algolia/autocomplete-preset-algolia';
+
+import { createSearchClient } from '../../../../test/utils';
+import { getAlgoliaFacetHits } from '../getAlgoliaFacetHits';
+import { version } from '../version';
+
+jest.mock('@algolia/autocomplete-preset-algolia', () => {
+  const module = jest.requireActual('@algolia/autocomplete-preset-algolia');
+
+  return {
+    ...module,
+    getAlgoliaFacetHits: jest.fn(),
+  };
+});
+
+describe('getAlgoliaFacetHits', () => {
+  test('forwards params to the preset function', () => {
+    const searchClient = createSearchClient();
+
+    getAlgoliaFacetHits({ searchClient, queries: [] });
+
+    expect(algoliaPreset.getAlgoliaFacetHits).toHaveBeenCalledTimes(1);
+    expect(algoliaPreset.getAlgoliaFacetHits).toHaveBeenCalledWith({
+      searchClient,
+      queries: [],
+      userAgents: [{ segment: 'autocomplete-js', version }],
+    });
+  });
+});