Fixes #3512 (#3526)

* Fixes #3512

* Fix `clearTimeout` and `clearInterval` not cancelling jobs same-tick

---------

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/test/js/web/timers/setTimeout-unref-fixture-3.js b/test/js/web/timers/setTimeout-unref-fixture-3.js
new file mode 100644
index 000000000..41808f5fc
--- /dev/null
+++ b/test/js/web/timers/setTimeout-unref-fixture-3.js
@@ -0,0 +1,7 @@
+setTimeout(() => {
+  setTimeout(() => {}, 999_999);
+}, 100).unref();
+
+setTimeout(() => {
+  // this one should always run
+}, 1);