From 0460209fd34354109761d4de7c0bcec90b620ac8 Mon Sep 17 00:00:00 2001
From: juergba <filodron@gmail.com>
Date: Thu, 12 Aug 2021 16:47:34 +0200
Subject: [PATCH] docs

---
 docs/index.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/docs/index.md b/docs/index.md
index 86497d0ab1..017adad8be 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -899,6 +899,10 @@ To ensure your tests aren't leaving messes around, here are some ideas to get st
 - Try something like [wtfnode][npm-wtfnode]
 - Use [`.only`](#exclusive-tests) until you find the test that causes Mocha to hang
 
+### `--fail-zero`
+
+> _New in v9.1.0._ Fail test run if no tests are encountered with `exit-code` 1.
+
 ### `--forbid-only`
 
 Enforce a rule that tests may not be exclusive (use of e.g., `describe.only()` or `it.only()` is disallowed).
@@ -2118,6 +2122,7 @@ mocha.setup({
   bail: true,
   checkLeaks: true,
   dryRun: true,
+  failZero: true,
   forbidOnly: true,
   forbidPending: true,
   global: ['MyLib'],