...

tests/helpers/ptrack_helpers.py

@@ -139,8 +139,13 @@ class ProbackupException(Exception):
     def __str__(self):
         return '\n ERROR: {0}\n CMD: {1}'.format(repr(self.message), self.cmd)
 
+class PostgresNodeExtended(testgres.PostgresNode):
 
-def _slow_start(self, replica=False):
+    def __init__(self, base_dir=None, *args, **kwargs):
+        super(PostgresNodeExtended, self).__init__(name='test', base_dir=base_dir, *args, **kwargs)
+        self.is_started = False
+
+    def slow_start(self, replica=False):
 
         # wait for https://github.com/postgrespro/testgres/pull/50
         #    self.start()
@@ -173,16 +178,6 @@ def _slow_start(self, replica=False):
 
             sleep(0.5)
 
-
-class PostgresNodeExtended(testgres.PostgresNode):
-
-    def __init__(self, base_dir=None, *args, **kwargs):
-        super(PostgresNodeExtended, self).__init__(name='test', base_dir=base_dir, *args, **kwargs)
-        self.is_started = False
-
-    def slow_start(self, replica=False):
-        _slow_start(self, replica=replica)
-
     def start(self, *args, **kwargs):
         if not self.is_started:
             super(PostgresNodeExtended, self).start(*args, **kwargs)
@@ -370,7 +365,7 @@ class ProbackupTest(object):
 
         os.environ["PGAPPNAME"] = "pg_probackup"
 
-    def __is_test_result_ok(test_case):
+    def is_test_result_ok(test_case):
         # sources of solution:
         # 1. python versions 2.7 - 3.10, verified on 3.10, 3.7, 2.7, taken from:
         # https://tousu.in/qa/?qa=555402/unit-testing-getting-pythons-unittest-results-in-a-teardown-method&show=555403#a555403
@@ -396,7 +391,7 @@ class ProbackupTest(object):
         return ok
 
     def tearDown(self):
-        if self.__is_test_result_ok():
+        if self.is_test_result_ok():
             for node in self.nodes_to_cleanup:
                 node.cleanup()
             self.del_test_dir(self.module_name, self.fname)