Merge pull request ClickHouse#80283 from ClickHouse/getreal

Maybe fix test_refreshable_mat_view_replicated::test_real_wait_refresh flakiness

Author: alexey-milovidov

tests/integration/test_refreshable_mat_view_replicated/test.py

@@ -412,10 +412,12 @@ def test_real_wait_refresh(
         expected_rows += 2
         expect_rows(expected_rows, table=tgt)
 
+    is_close = lambda x, y: x is not None and y is not None and abs(x.timestamp() - y.timestamp()) <= 3
+
     rmv2 = get_rmv_info(
         node,
         "test_rmv",
-        condition=lambda x: x["last_refresh_time"] == rmv["next_refresh_time"],
+        condition=lambda x: is_close(x["last_refresh_time"], rmv["next_refresh_time"]),
         # wait for refresh a little bit more than 10 seconds
         max_attempts=30,
         delay=0.5,
@@ -438,8 +440,8 @@ def test_real_wait_refresh(
 
     assert rmv2["exception"] is None
     assert rmv2["status"] in ["Scheduled", "Running"]
-    assert rmv2["last_success_time"] == rmv["next_refresh_time"]
-    assert rmv2["last_refresh_time"] == rmv["next_refresh_time"]
+    assert is_close(rmv2["last_success_time"], rmv["next_refresh_time"])
+    assert is_close(rmv2["last_refresh_time"], rmv["next_refresh_time"])
     assert rmv2["retry"] == 0 and rmv22["retry"] == 0
 
     for n in nodes: