check fstring_positions_work rather than python version

alexmojaki · Sep 30, 2023 · c637c2a · c637c2a
1 parent 7518004
commit c637c2a
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Showing 2 changed files with 4 additions and 3 deletions.
diff --git a/tests/test_formatter.py b/tests/test_formatter.py
@@ -3,8 +3,9 @@
 import sys
 from contextlib import contextmanager
 
-import pytest
 import pygments
+import pytest
+from asttokens.util import fstring_positions_work
 
 from stack_data import Formatter, FrameInfo, Options, BlankLines
 from tests.utils import compare_to_file
@@ -82,8 +83,7 @@ def check_example(name):
 
     if sys.version_info[:2] < (3, 8):
         f_string_suffix = 'old'
-    elif sys.version_info[:2] == (3, 8):
-        # lineno/col_offset in f-strings cannot be trusted in 3.8
+    elif not fstring_positions_work():
         f_string_suffix = '3.8'
     else:
         f_string_suffix = 'new'

diff --git a/tox.ini b/tox.ini
@@ -6,3 +6,4 @@ commands = pytest {posargs}
 extras = tests
 passenv =
     STACK_DATA_SLOW_TESTS
+    FIX_STACK_DATA_TESTS