From c0ad0c3e43816688c72dbb93a7a49e39c87082f5 Mon Sep 17 00:00:00 2001
From: Maxime Chevalier-Boisvert <maxime.chevalierboisvert@shopify.com>
Date: Thu, 11 Jul 2024 13:02:01 -0400
Subject: [PATCH] Update yjit.md, explain how to run a single test with
 test-all (#11151)

---
 doc/yjit/yjit.md | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/doc/yjit/yjit.md b/doc/yjit/yjit.md
index 4c564f135b..b2769a0f5d 100644
--- a/doc/yjit/yjit.md
+++ b/doc/yjit/yjit.md
@@ -385,12 +385,18 @@ Or single-threaded like this, to more easily identify which specific test is fai
 make test-all TESTOPTS=--verbose RUN_OPTS="--yjit-call-threshold=1"
 ```
 
-To debug a single test in `test-all`:
+To run a single test file with `test-all`:
 
 ```sh
 make test-all TESTS='test/-ext-/marshal/test_usrmarshal.rb' RUNRUBYOPT=--debugger=lldb RUN_OPTS="--yjit-call-threshold=1"
 ```
 
+It's also possible to filter tests by name to run a single test:
+
+```sh
+make test-all TESTS='-n /test_float_plus/' RUN_OPTS="--yjit-call-threshold=1"
+```
+
 You can also run one specific test in `btest`:
 
 ```sh