From fc66d4dd0572fe87a6c7169f9c3619e09a6acd33 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicol=C3=B2=20Ribaudo?= <nicolo.ribaudo@gmail.com>
Date: Tue, 17 Aug 2021 20:37:34 +0200
Subject: [PATCH] Workaround for hanging e2e-breaking Babel test (#13623)

* Workaround for hanging e2e-breaking Babel test

* Maybe this

* Update scripts/integration-tests/e2e-babel.sh

* Update scripts/integration-tests/e2e-babel.sh
---
 scripts/integration-tests/e2e-babel.sh | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/scripts/integration-tests/e2e-babel.sh b/scripts/integration-tests/e2e-babel.sh
index a81ee0400dd7..528d0ecdd88f 100755
--- a/scripts/integration-tests/e2e-babel.sh
+++ b/scripts/integration-tests/e2e-babel.sh
@@ -32,6 +32,15 @@ startLocalRegistry "$PWD"/scripts/integration-tests/verdaccio-config.yml
 node "$PWD"/scripts/integration-tests/utils/bump-babel-dependencies.js
 
 # Update deps, build and test
-make -j test-ci
+if [ "$BABEL_8_BREAKING" = true ] ; then
+  # Jest hangs forever in the Babel 8 e2e test when using multiple workers,
+  # but we don't know yet why. Until we figure it out (see
+  # https://github.com/babel/babel/pull/13618) we can use --runInBand.
+  make -j build-standalone-ci
+  BABEL_ENV=test yarn jest --ci --runInBand
+  make -j test-clean
+else
+  make -j test-ci
+fi
 
 cleanup