add steps to route response

src/modules/geography/tests/unit/infrastructure/graphhopper-georouter.spec.ts

@@ -26,6 +26,11 @@ const mockHttpService = {
     .mockImplementationOnce(() => {
       return throwError(() => 'Router unavailable');
     })
+    .mockImplementationOnce(() => {
+      return of({
+        status: 200,
+      });
+    })
     .mockImplementationOnce(() => {
       return of({
         status: 200,
@@ -338,6 +343,28 @@ describe('Graphhopper Georouter', () => {
     ).rejects.toBeInstanceOf(GeorouterUnavailableException);
   });
 
+  it('should fail if georouter response is corrupted', async () => {
+    await expect(
+      graphhopperGeorouter.route(
+        [
+          {
+            lon: 0,
+            lat: 0,
+          },
+          {
+            lon: 1,
+            lat: 1,
+          },
+        ],
+        {
+          detailedDistance: false,
+          detailedDuration: false,
+          points: false,
+        },
+      ),
+    ).rejects.toBeInstanceOf(GeorouterUnavailableException);
+  });
+
   it('should create a basic route', async () => {
     const route: Route = await graphhopperGeorouter.route(
       [