From b4d3f115fa762aab3b23b9a9989bee72119ccd01 Mon Sep 17 00:00:00 2001
From: Johan Haals <johan.haals@gmail.com>
Date: Fri, 12 Aug 2022 13:25:09 +0200
Subject: [PATCH] await backend start

Signed-off-by: Johan Haals <johan.haals@gmail.com>
---
 .../src/next/wiring/TestBackend.ts            | 25 +++++++++----------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/packages/backend-test-utils/src/next/wiring/TestBackend.ts b/packages/backend-test-utils/src/next/wiring/TestBackend.ts
index 49acb07ab4..c7bc987cb8 100644
--- a/packages/backend-test-utils/src/next/wiring/TestBackend.ts
+++ b/packages/backend-test-utils/src/next/wiring/TestBackend.ts
@@ -37,18 +37,17 @@ export interface TestBackendOptions<TServices extends any[]> {
 export function createTestBackend<TServices extends any[]>(
   options: TestBackendOptions<TServices>,
 ): Backend {
-  const factories =
-    options.services?.map(serviceDef => {
-      if (Array.isArray(serviceDef)) {
-        return createServiceFactory({
-          service: serviceDef[0],
-          deps: {},
-          factory: async () => async () => serviceDef[1],
-        });
-      }
-      return serviceDef as AnyServiceFactory;
-    }) ?? [];
-  return createSpecializedBackend({ services: factories });
+  const factories = options.services?.map(serviceDef => {
+    if (Array.isArray(serviceDef)) {
+      return createServiceFactory({
+        service: serviceDef[0],
+        deps: {},
+        factory: async () => async () => serviceDef[1],
+      });
+    }
+    return serviceDef as AnyServiceFactory;
+  });
+  return createSpecializedBackend({ services: factories ?? [] });
 }
 
 /** @alpha */
@@ -62,5 +61,5 @@ export async function startTestBackend<TServices extends any[]>(
   for (const reg of registrables) {
     backend.add(reg);
   }
-  return backend.start();
+  await backend.start();
 }