refactored EventManager to run asyncs on call only, app defaults to run before response (#129)

* refactored EventManager to run asyncs on call only, app defaults to run before response

* fix tests

app/__test__/app/App.spec.ts

@@ -1,6 +1,6 @@
 import { describe, expect, mock, test } from "bun:test";
 import type { ModuleBuildContext } from "../../src";
-import { type App, createApp } from "../../src/App";
+import { App, createApp } from "../../src/App";
 import * as proto from "../../src/data/prototype";
 
 describe("App", () => {
@@ -51,4 +51,87 @@ describe("App", () => {
       expect(todos[0]?.title).toBe("ctx");
       expect(todos[1]?.title).toBe("api");
    });
+
+   test("lifecycle events are triggered", async () => {
+      const firstBoot = mock(() => null);
+      const configUpdate = mock(() => null);
+      const appBuilt = mock(() => null);
+      const appRequest = mock(() => null);
+      const beforeResponse = mock(() => null);
+
+      const app = createApp();
+
+      app.emgr.onEvent(
+         App.Events.AppFirstBoot,
+         (event) => {
+            expect(event).toBeInstanceOf(App.Events.AppFirstBoot);
+            expect(event.params.app.version()).toBe(app.version());
+            firstBoot();
+         },
+         "sync",
+      );
+      app.emgr.onEvent(
+         App.Events.AppBuiltEvent,
+         (event) => {
+            expect(event).toBeInstanceOf(App.Events.AppBuiltEvent);
+            expect(event.params.app.version()).toBe(app.version());
+            appBuilt();
+         },
+         "sync",
+      );
+      app.emgr.onEvent(
+         App.Events.AppConfigUpdatedEvent,
+         () => {
+            configUpdate();
+         },
+         "sync",
+      );
+      app.emgr.onEvent(
+         App.Events.AppRequest,
+         (event) => {
+            expect(event).toBeInstanceOf(App.Events.AppRequest);
+            expect(event.params.app.version()).toBe(app.version());
+            expect(event.params.request).toBeInstanceOf(Request);
+            appRequest();
+         },
+         "sync",
+      );
+      app.emgr.onEvent(
+         App.Events.AppBeforeResponse,
+         (event) => {
+            expect(event).toBeInstanceOf(App.Events.AppBeforeResponse);
+            expect(event.params.app.version()).toBe(app.version());
+            expect(event.params.response).toBeInstanceOf(Response);
+            beforeResponse();
+         },
+         "sync",
+      );
+
+      await app.build();
+      expect(firstBoot).toHaveBeenCalled();
+      expect(appBuilt).toHaveBeenCalled();
+      //expect(configUpdate).toHaveBeenCalled();
+      expect(appRequest).not.toHaveBeenCalled();
+      expect(beforeResponse).not.toHaveBeenCalled();
+   });
+
+   test("emgr exec modes", async () => {
+      const called = mock(() => null);
+      const app = createApp({
+         options: {
+            asyncEventsMode: "sync",
+         },
+      });
+
+      // register async listener
+      app.emgr.onEvent(App.Events.AppFirstBoot, async () => {
+         called();
+      });
+
+      await app.build();
+      await app.server.request(new Request("http://localhost"));
+
+      // expect async listeners to be executed sync after request
+      expect(called).toHaveBeenCalled();
+   });
 });