Starting to reimplement GPX db functions.

src/workers/dispatcher-worker.test.js

@@ -16,8 +16,8 @@ describe('The dispatcher-worker ', () => {
     expect(port.onmessage).toBeDefined();
     expect(port.postMessage).not.toBeCalled();
   });
-  test('receives a ping and sends back an unknownAction', () => {
-    port.onmessage({ data: { id: 5, payload: { action: 'ping' } } });
+  test('receives a ping and sends back an unknownAction', async () => {
+    await port.onmessage({ data: { id: 5, payload: { action: 'ping' } } });
     expect(port.postMessage).toBeCalledWith({
       id: 5,
       payload: 'unknownAction',