From 80ba913835b714af49b91d242463f93566555246 Mon Sep 17 00:00:00 2001 From: Ethan Resnick Date: Wed, 5 Aug 2026 02:35:45 -0400 Subject: [PATCH] doc: note that watch mode reruns all files with isolation none --- doc/api/test.md | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/doc/api/test.md b/doc/api/test.md index 8922086884a2..984d7c4e91e0 100644 --- a/doc/api/test.md +++ b/doc/api/test.md @@ -613,6 +613,11 @@ their dependencies. When a change is detected, the test runner will rerun the tests affected by the change. The test runner will continue to run until the process is terminated. +This is subject to the isolation mode. With `--test-isolation=process` (the +default), only the test files affected by the change are rerun. With +`--test-isolation=none`, every test file in the run is rerun, because those +files share a single process. + ## Global setup and teardown