Improve async function handling code in setTimeout and setInterval

Should fix

1 files changed, 16 insertions, 0 deletions

diff --git a/test/bun.js/setInterval.test.js b/test/bun.js/setInterval.test.js
index f633998cd..de219b92f 100644
--- a/test/bun.js/setInterval.test.js
+++ b/test/bun.js/setInterval.test.js
@@ -33,3 +33,19 @@ it("clearInterval", async () => {
   });
   expect(called).toBe(false);
 });
+
+it("async setInterval", async () => {
+  var remaining = 5;
+  await new Promise((resolve, reject) => {
+    queueMicrotask(() => {
+      var id = setInterval(async () => {
+        await 1;
+        remaining--;
+        if (remaining === 0) {
+          clearInterval(id);
+          resolve();
+        }
+      }, 1);
+    });
+  });
+});