feat(app): listen on a port for the app to make openapi testing work properly

Author: djMax

package.json

@@ -52,21 +52,21 @@
   "devDependencies": {
     "@commitlint/cli": "^19.3.0",
     "@commitlint/config-conventional": "^19.2.2",
-    "@openapi-typescript-infra/coconfig": "^4.3.0",
-    "@openapi-typescript-infra/service": "^4.16.0",
+    "@openapi-typescript-infra/coconfig": "^4.4.0",
+    "@openapi-typescript-infra/service": "^4.18.0",
     "@semantic-release/changelog": "^6.0.3",
     "@semantic-release/commit-analyzer": "^12.0.0",
     "@semantic-release/exec": "^6.0.3",
     "@semantic-release/git": "^10.0.1",
     "@semantic-release/release-notes-generator": "^13.0.0",
     "@typescript-eslint/eslint-plugin": "^6.21.0",
     "@typescript-eslint/parser": "^6.21.0",
-    "@vitest/coverage-v8": "1.3.1",
+    "@vitest/coverage-v8": "1.5.2",
     "coconfig": "^1.5.2",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-import": "^2.29.1",
     "ts-node": "^10.9.2",
-    "vitest": "1.3.1"
+    "vitest": "1.5.2"
   },
   "dependencies": {
     "@types/supertest": "^6.0.2",

src/index.ts

@@ -1,3 +1,4 @@
+import http from 'http';
 import path from 'path';
 import assert from 'assert';
 
@@ -6,7 +7,7 @@ import request from 'supertest';
 // register hook to allow require to resolve these modules
 import { register } from 'ts-node';
 import readPackageUp from 'read-pkg-up';
-import { shutdownApp, startApp } from '@openapi-typescript-infra/service';
+import { listen, startApp } from '@openapi-typescript-infra/service';
 import type {
   Service,
   RequestLocals,
@@ -20,6 +21,7 @@ import type {
 
 let app: ServiceExpress | undefined;
 let appService: ServiceFactory<ServiceLocals, RequestLocals> | undefined;
+let listener: http.Server | undefined;
 
 register();
 require('tsconfig-paths/register');
@@ -148,6 +150,7 @@ export async function getReusableApp<
       });
       appService = options.service as ServiceFactory<ServiceLocals, RequestLocals>;
       app = typedApp;
+      listener = await listen(typedApp);
     }
     return typedApp;
   } catch (error) {
@@ -158,12 +161,14 @@ export async function getReusableApp<
 }
 
 export async function clearReusableApp() {
-  const oldApp = app;
+  const oldListener = listener;
   app = undefined;
   appService = undefined;
   try {
-    if (oldApp) {
-      await shutdownApp(oldApp);
+    if (oldListener) {
+      return new Promise((resolve) => {
+        oldListener?.close(resolve);
+      });
     }
   } catch (error) {
     // eslint-disable-next-line no-console