test: stabilize headless metadata expiry check (#3453)

refs #3451

Co-authored-by: akbash-bot <300245827+akbash-bot@users.noreply.github.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/src/server/headless.rs b/src/server/headless.rs
index f72b58ea..7b6461b7 100644
--- a/src/server/headless.rs
+++ b/src/server/headless.rs
@@ -7433,7 +7433,9 @@ next_tab = ""
                 clear_display_agent: false,
                 clear_state_labels: false,
                 seq: None,
-                ttl: Some(Duration::from_millis(1)),
+                // Expiry is advanced with the captured deadline below; keep the
+                // pre-expiry assertion independent of wall-clock scheduling.
+                ttl: Some(Duration::from_secs(60)),
             })
         );