From d31257a6fbf5b5b7be6341f29dd0e066c0f762b0 Mon Sep 17 00:00:00 2001
From: Cristian Ferretti <cristianferretti@deephaven.io>
Date: Sat, 28 Oct 2023 14:09:02 -0400
Subject: [PATCH] Tweak asserts.

---
 py/client-ticking/tests/test_ticking_basic.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/py/client-ticking/tests/test_ticking_basic.py b/py/client-ticking/tests/test_ticking_basic.py
index 0cc6fc97593..d6fbbe6c3fe 100644
--- a/py/client-ticking/tests/test_ticking_basic.py
+++ b/py/client-ticking/tests/test_ticking_basic.py
@@ -19,14 +19,16 @@ def test_ticking_basic_time_table(self):
         def update_table_added(added):
             nonlocal table_added_update_count
             nonlocal table_added_last_col1_seen
+            table_added_update_count += 1
             if not added:
+                # Only allow the initial snapshot (if it was fast enough) to be empty.
+                self.assertTrue(table_added_update_count == 1)
                 return
             for value in added['Col1'].to_pylist():
                 prev = table_added_last_col1_seen
                 table_added_last_col1_seen = value
                 if prev != -1:
                     self.assertTrue(prev + 1 == table_added_last_col1_seen)
-            table_added_update_count += 1
         listener_handle = dh.listen(table, lambda update : update_table_added(update.added('Col1')))
         listener_handle.start()
         seen_rows = 0