fix(ext/web): fix `AbortSignal.timeout()` leak (#23842)

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Fixes #20663.

---------

Co-authored-by: Asher Gomez <ashersaupingomez@gmail.com>
Co-authored-by: Divy Srivastava <dj.srivastava23@gmail.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/tests/unit/timers_test.ts b/tests/unit/timers_test.ts
index 0b2a66e6e..6e829c07f 100644
--- a/tests/unit/timers_test.ts
+++ b/tests/unit/timers_test.ts
@@ -767,3 +767,11 @@ Deno.test({
     assert(result >= 1000);
   },
 });
+
+// Regression test for https://github.com/denoland/deno/issues/20663
+Deno.test({
+  name: "regression for #20663",
+  fn: () => {
+    AbortSignal.timeout(2000);
+  },
+});