test: change compat suppression flag (#26808)

1 files changed, 7 insertions, 0 deletions

diff --git a/ydb/tests/library/compatibility/fixtures.py b/ydb/tests/library/compatibility/fixtures.py
index 399f61561ab..b8836d5668b 100644
--- a/ydb/tests/library/compatibility/fixtures.py
+++ b/ydb/tests/library/compatibility/fixtures.py
@@ -175,9 +175,16 @@ class MixedClusterFixture:
         return driver
 
     def setup_cluster(self, tenant_db=None, **kwargs):
+        all_versions_numbered = all(
+            # +inf == current will be float, all other versions are int
+            isinstance(item, int)
+            for tpl in self.versions
+            for item in tpl
+        )
         self.config = KikimrConfigGenerator(
             erasure=Erasure.MIRROR_3_DC,
             binary_paths=self.all_binary_paths,
+            suppress_version_check=not all_versions_numbered,
             **kwargs,
         )