From 4dde5b4508a51a928f7fd0da7a8356f88bec0a81 Mon Sep 17 00:00:00 2001
From: Michel Weststrate <mweststrate@fb.com>
Date: Wed, 17 Nov 2021 02:39:19 -0800
Subject: [PATCH] Unmount React tree automatically in tests

Summary: In the next diff, tests started to fail suddenly, probably as side effect of a changed module loading order or smthg, and started showing DOMs of different tests in test results. Figured that testing-library/react + jest doesn't automatically doesn't clean up the DOM as I hoped it would

Reviewed By: timur-valiev

Differential Revision: D32463402

fbshipit-source-id: 48d26badf774482e7320632e486dfc6358946484
---
 desktop/scripts/jest-setup-after.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/desktop/scripts/jest-setup-after.js b/desktop/scripts/jest-setup-after.js
index 21aac4e1a..1771b6aae 100644
--- a/desktop/scripts/jest-setup-after.js
+++ b/desktop/scripts/jest-setup-after.js
@@ -8,6 +8,7 @@
  */
 
 // jest-setup-after will run after Jest has been initialized, so that it can be adapted.
+import {cleanup} from '@testing-library/react';
 
 const test = global.test;
 if (!test) {
@@ -31,3 +32,5 @@ test.unix = function local() {
   // eslint-disable-next-line
   return fn.apply(null, arguments);
 };
+
+afterEach(cleanup);