From 0c66925118726413dbe00e961509f06eac7680ca Mon Sep 17 00:00:00 2001
From: Dmitry Maganov <vonagam@gmail.com>
Date: Thu, 27 Jun 2019 19:31:09 +0300
Subject: [PATCH] feat: helper script to fail tests on unhandled rejections

---
 packages/adapter-tests/lib/rejections.js | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 packages/adapter-tests/lib/rejections.js

diff --git a/packages/adapter-tests/lib/rejections.js b/packages/adapter-tests/lib/rejections.js
new file mode 100644
index 0000000000..e75c1e81d8
--- /dev/null
+++ b/packages/adapter-tests/lib/rejections.js
@@ -0,0 +1,15 @@
+/* tslint:disable:no-console */
+
+let count = 0;
+
+process.on('unhandledRejection', (reason) => {
+  console.error('Unhandled rejection:', reason);
+  count++;
+});
+
+process.on('exit', (code) => {
+  if (count !== 0) {
+    console.error(`Total count of unhandled rejections: ${count}`);
+    process.exitCode = code || 1;
+  }
+});