feat: add mock elevation service (#408)

* feat: add mock elevation service

* fix(elevation-service): fix typo

---------

Co-authored-by: Alex Muramoto <[email protected]>

Author: BiniCodes

src/index.ts

@@ -25,6 +25,7 @@ import { Autocomplete } from "./places/autocomplete";
 import { MaxZoomService } from "./drawing/max-zoom/max-zoom";
 import { AutocompleteService } from "./places/autocomplete-service/autocomplete-service";
 import { DistanceMatrixService } from "./routes/distance-matrix-service/distance-matrix-service";
+import { ElevationService } from "./routes/elevation-service/elevation-service";
 import { Circle } from "./drawing/polygons/circle";
 import { Data } from "./drawing/data/data";
 import { DataPolygon } from "./drawing/data/data.polygon";
@@ -105,6 +106,7 @@ const initialize = function (): void {
       MaxZoomService,
       DirectionsService,
       DistanceMatrixService,
+      ElevationService,
       marker: {
         PinView,
         AdvancedMarkerView,
@@ -149,6 +151,7 @@ export {
   MaxZoomService,
   DirectionsService,
   DistanceMatrixService,
+  ElevationService,
   AdvancedMarkerView,
   PinView,
   FeatureLayer,

src/routes/elevation-service/elevation-service.test.ts

@@ -0,0 +1,44 @@
+/**
+ * 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 { ElevationService, initialize, mockInstances } from "../../index";
+
+beforeEach(() => {
+  initialize();
+});
+
+test("elevation service is mocked", async () => {
+  const service = new google.maps.ElevationService();
+
+  expect(await service.getElevationForLocations(null)).toBeTruthy();
+  expect(await service.getElevationAlongPath(null)).toBeTruthy();
+});
+
+test("registers mocks", () => {
+  const service = new google.maps.ElevationService();
+  service.getElevationAlongPath(null);
+  service.getElevationForLocations(null);
+
+  const mocks = mockInstances.get(ElevationService);
+
+  expect(mocks).toHaveLength(1);
+  expect(
+    mockInstances.get(ElevationService)[0].getElevationAlongPath
+  ).toHaveBeenCalledWith(null);
+  expect(
+    mockInstances.get(ElevationService)[0].getElevationForLocations
+  ).toHaveBeenCalledWith(null);
+});

src/routes/elevation-service/elevation-service.ts

@@ -0,0 +1,53 @@
+/**
+ * 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-unused-vars */
+
+import { __registerMockInstance } from "../../registry";
+
+export class ElevationService implements google.maps.ElevationService {
+  public getElevationAlongPath = jest.fn().mockImplementation(
+    (
+      request: google.maps.PathElevationRequest,
+      callback?: (
+        elevationResults?: Array<google.maps.ElevationResult>,
+        // @ts-expect-error
+        elevationStatus: google.maps.ElevationStatus
+      ) => void
+    ): Promise<google.maps.PathElevationResponse> =>
+      Promise.resolve({
+        results: [] satisfies Array<google.maps.ElevationResult>,
+      })
+  );
+
+  public getElevationForLocations = jest.fn().mockImplementation(
+    (
+      request: google.maps.LocationElevationRequest,
+      callback?: (
+        elevationResults?: Array<google.maps.ElevationResult>,
+        // @ts-expect-error
+        elevationStatus: google.maps.ElevationStatus
+      ) => void
+    ): Promise<google.maps.LocationElevationResponse> =>
+      Promise.resolve({
+        results: [] satisfies Array<google.maps.ElevationResult>,
+      })
+  );
+
+  constructor() {
+    __registerMockInstance(this.constructor, this);
+  }
+}