update test read-only cache

KernelTuner · Jun 20, 2024 · dbc811e · dbc811e
1 parent 9468339
commit dbc811e
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/test/test_cachefile_class.py b/test/test_cachefile_class.py
@@ -306,8 +306,9 @@ def assert_cache_unchanged(self, cache_file, cache_backup_file):
             assert cache.read() == backup.read()
 
     def test_read__cannot_modify(self, cache_file, full_cache_line, assert_cache_unchanged):
-        cache = Cache.read(cache_file)
-        cache.lines.append(**vars(full_cache_line))
+        cache = Cache.read(cache_file, read_only=True)
+        with pytest.raises(ValueError):
+            cache.lines.append(**vars(full_cache_line))
 
     def test_read__outdated(self):
         cache = Cache.read(XXL_CACHE_PATH)