refactor(tests): reuse CLI loader in more tests (#2571)

tests/test_preset_cli_store.py

@@ -1,24 +1,10 @@
-import importlib.machinery
-import importlib.util
-from pathlib import Path
-
 import pytest
 
-
-ROOT = Path(__file__).resolve().parents[1]
-
-
-def _load_cli():
-    path = ROOT / "scripts" / "odysseus-preset"
-    loader = importlib.machinery.SourceFileLoader("odysseus_preset_cli", str(path))
-    spec = importlib.util.spec_from_loader(loader.name, loader)
-    module = importlib.util.module_from_spec(spec)
-    loader.exec_module(module)
-    return module
+from tests.helpers.cli_loader import load_script
 
 
 def test_load_rejects_non_object_preset_store(tmp_path, capsys):
-    cli = _load_cli()
+    cli = load_script("odysseus-preset")
     cli._PATH = tmp_path / "presets.json"
     cli._PATH.write_text("[]")