test(event-loop): testing .unref() on setInterval timers

Author: Xmader

tests/python/test_event_loop.py

@@ -2,7 +2,7 @@
 import pythonmonkey as pm
 import asyncio
 
-def test_timers_unref():
+def test_setTimeout_unref():
     async def async_fn():
         obj = {'val': 0}
         pm.eval("""(obj) => {
@@ -17,6 +17,18 @@ async def async_fn():
         return True
     assert asyncio.run(async_fn())
 
+def test_setInterval_unref():
+    async def async_fn():
+        obj = {'val': 0}
+        pm.eval("""(obj) => {
+            setInterval(()=>{ obj.val++ }, 200).unref()
+            setTimeout(()=>{ }, 500)
+        }""")(obj)
+        await pm.wait() # It should stop after the setTimeout timer's 500ms.
+        assert obj['val'] == 2 # The setInterval timer should only run twice (500 // 200 == 2)
+        return True
+    assert asyncio.run(async_fn())
+
 def test_finished_timer_ref():
     async def async_fn():
         # Making sure the event-loop won't be activated again when a finished timer gets re-refed.