test: Use wait_until in tests where time was used for polling

1 files changed, 2 insertions, 5 deletions

diff --git a/test/functional/feature_reindex.py b/test/functional/feature_reindex.py
index ac67e6e9ba..d1d3f1d7f1 100755
--- a/test/functional/feature_reindex.py
+++ b/test/functional/feature_reindex.py
@@ -10,8 +10,7 @@
 """
 
 from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import assert_equal
-import time
+from test_framework.util import wait_until
 
 class ReindexTest(BitcoinTestFramework):
 
@@ -25,9 +24,7 @@ class ReindexTest(BitcoinTestFramework):
         self.stop_nodes()
         extra_args = [["-reindex-chainstate" if justchainstate else "-reindex", "-checkblockindex=1"]]
         self.start_nodes(extra_args)
-        while self.nodes[0].getblockcount() < blockcount:
-            time.sleep(0.1)
-        assert_equal(self.nodes[0].getblockcount(), blockcount)
+        wait_until(lambda: self.nodes[0].getblockcount() == blockcount)
         self.log.info("Success")
 
     def run_test(self):