feat: add mock for autocomplete service

src/index.ts

@@ -19,6 +19,7 @@
 import { LatLng, LatLngBounds } from "./maps/coordinates/latlng";
 import { Geocoder } from "./places/geocoder/geocoder";
 import { Autocomplete } from "./places/autocomplete";
+import { AutocompleteService } from "./places/autocomplete-service/autocomplete-service";
 import { DistanceMatrixService } from "./routes/distance-matrix-service/distance-matrix-service";
 import { Circle } from "./drawing/polygons/circle";
 import { Data } from "./drawing/data/data";
@@ -78,6 +79,7 @@ const initialize = function (): void {
       places: {
         Autocomplete: Autocomplete,
         SearchBox: SearchBox,
+        AutocompleteService,
       },
       Geocoder,
       Polygon: Polygon,
@@ -97,6 +99,7 @@ const initialize = function (): void {
 
 export {
   Autocomplete,
+  AutocompleteService,
   Geocoder,
   Circle,
   Data,

src/places/autocomplete-service/autocomplete-service.test.ts

@@ -0,0 +1,45 @@
+/**
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { AutocompleteService, initialize, mockInstances } from "../../index";
+
+beforeEach(() => {
+  initialize();
+});
+
+test("autocomplete service is mocked", async () => {
+  const autocompleteService = new google.maps.places.AutocompleteService();
+  expect(autocompleteService).toBeTruthy();
+});
+
+test("register mocks", () => {
+  const autocompleteService = new google.maps.places.AutocompleteService();
+
+  const callback = jest.fn();
+
+  autocompleteService.getPlacePredictions(null);
+  autocompleteService.getQueryPredictions(null, callback);
+
+  const mocks = mockInstances.get(AutocompleteService);
+
+  expect(mocks).toHaveLength(1);
+  expect(
+    mockInstances.get(AutocompleteService)[0].getPlacePredictions
+  ).toHaveBeenCalledWith(null);
+  expect(
+    mockInstances.get(AutocompleteService)[0].getQueryPredictions
+  ).toHaveBeenCalledWith(null, callback);
+});

src/places/autocomplete-service/autocomplete-service.ts

@@ -0,0 +1,54 @@
+/**
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* eslint-disable @typescript-eslint/no-empty-function */
+/* eslint-disable @typescript-eslint/no-unused-vars */
+
+import { __registerMockInstance } from "../../registry";
+
+export class AutocompleteService
+  implements google.maps.places.AutocompleteService
+{
+  public getPlacePredictions = jest.fn().mockImplementation(
+    (
+      request: google.maps.places.AutocompletionRequest,
+      callback?: (
+        autocompletePrediction?: Array<google.maps.places.AutocompletePrediction>,
+        // @ts-expect-error
+        placesServiceStatus: google.maps.places.PlacesServiceStatus
+      ) => void
+    ): Promise<google.maps.places.AutocompleteResponse> =>
+      Promise.resolve({
+        predictions: [] as Array<google.maps.places.AutocompletePrediction>,
+      })
+  );
+
+  public getQueryPredictions = jest
+    .fn()
+    .mockImplementation(
+      (
+        request: google.maps.places.QueryAutocompletionRequest,
+        callback: (
+          placesServiceStatus: google.maps.places.PlacesServiceStatus,
+          queryAutocompletePrediction?: Array<google.maps.places.QueryAutocompletePrediction>
+        ) => void
+      ): void => {}
+    );
+
+  constructor() {
+    __registerMockInstance(this.constructor, this);
+  }
+}