turn on merge tree settings randomization

docker/test/stateless/run.sh

@@ -119,6 +119,8 @@ function run_tests()
         ADDITIONAL_OPTIONS+=('--db-engine=Ordinary')
     fi
 
+    ADDITIONAL_OPTIONS+=("--randomize-merge-tree-settings")
+
     set +e
     clickhouse-test --testname --shard --zookeeper --check-zookeeper-session --hung-check --print-time \
             --test-runs "$NUM_TRIES" "${ADDITIONAL_OPTIONS[@]}" 2>&1 \

docker/test/stress/stress

@@ -11,6 +11,9 @@ import time
 def get_options(i, backward_compatibility_check):
     options = []
     client_options = []
+
+    options.append("--randomize-merge-tree-settings")
+
     if 0 < i:
         options.append("--order=random")
 

tests/clickhouse-test

@@ -585,6 +585,7 @@ class TestCase:
 
         return testcase_args
 
+    @staticmethod
     def cli_format_settings(self, settings_list) -> str:
         return " ".join([f"--{setting}" for setting in settings_list])