test(site-runtime): harden scheduler OldestBusyAge gauge assertion — assert non-null, not strictly-positive (TickCount64 ~15ms granularity flakes under load)

2026-07-09 00:33:40 -04:00
parent 9343b4f30f
commit db5ad02cc9
1 changed files with 4 additions and 1 deletions
@@ -60,7 +60,10 @@ public class ScriptExecutionSchedulerTests

        await WaitUntilAsync(() => scheduler.BusyThreadCount == 1);
        Assert.Equal(1, scheduler.QueueDepth);          // second task waiting
-        Assert.True(scheduler.OldestBusyAge > TimeSpan.Zero);
+        // A busy thread reports a non-null age. Not asserting a strictly-positive
+        // value: Environment.TickCount64 has ~15 ms granularity, so under load the
+        // busy-timestamp and this read can fall in the same tick (age == Zero).
+        Assert.NotNull(scheduler.OldestBusyAge);

        gate.Set();
        await Task.WhenAll(blocking, queued);