From 8c5794eab3cfb8a027bd6eb338a3ba16f03d3564 Mon Sep 17 00:00:00 2001
From: Dan Abramov <dan.abramov@gmail.com>
Date: Thu, 18 Apr 2019 17:03:04 +0100
Subject: [PATCH] Fail tests on errors in renderer

---
 src/__tests__/setupTests.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/__tests__/setupTests.js b/src/__tests__/setupTests.js
index 40475c8245..ab3b0e1f82 100644
--- a/src/__tests__/setupTests.js
+++ b/src/__tests__/setupTests.js
@@ -15,6 +15,15 @@ env.beforeEach(() => {
   // Fake timers let us flush Bridge operations between setup and assertions.
   jest.useFakeTimers();
 
+  const originalConsoleError = console.error;
+  console.error = (...args) => {
+    if (args[0] === 'Warning: React DevTools encountered an error: %s') {
+      // Rethrow errors from React.
+      throw args[1];
+    }
+    originalConsoleError.apply(console, args);
+  };
+
   installHook(global);
 
   const bridgeListeners = [];