From a60bfc31d9be9ccb480c148827975331d94429cb Mon Sep 17 00:00:00 2001
From: Patrik Oldsberg <poldsberg@gmail.com>
Date: Wed, 18 Mar 2020 15:51:11 +0100
Subject: [PATCH] script/cli-e2e-test: error out if child exits early

---
 scripts/cli-e2e-test.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/cli-e2e-test.js b/scripts/cli-e2e-test.js
index 4ab41a7a58..d71ae81050 100644
--- a/scripts/cli-e2e-test.js
+++ b/scripts/cli-e2e-test.js
@@ -46,6 +46,9 @@ function print(msg) {
 }
 
 async function waitForExit(child) {
+  if (child.exitCode !== null) {
+    throw new Error(`Child already exited with code ${child.exitCode}`);
+  }
   await new Promise((resolve, reject) =>
     child.once('exit', code => {
       if (code) {