Fix logging error for invalid password for backup (#5747)

* Fix logging error for invalid password for backup

* Improved test

Author: mdegat01

supervisor/backups/backup.py

@@ -392,7 +392,7 @@ def _validate_file() -> None:
                         return
                 except tarfile.ReadError as ex:
                     raise BackupInvalidError(
-                        f"Invalid password for backup {backup.slug}", _LOGGER.error
+                        f"Invalid password for backup {self.slug}", _LOGGER.error
                     ) from ex
 
         try:

tests/backups/test_backup.py

@@ -1,5 +1,6 @@
 """Test backups."""
 
+from contextlib import AbstractContextManager, nullcontext as does_not_raise
 from os import listdir
 from pathlib import Path
 from shutil import copy
@@ -116,28 +117,44 @@ async def test_consolidate(
     }
 
 
-@pytest.mark.asyncio
 @pytest.mark.parametrize(
-    "tarfile_side_effect, securetar_side_effect, expected_exception",
+    (
+        "tarfile_side_effect",
+        "securetar_side_effect",
+        "expected_exception",
+    ),
     [
-        (None, None, None),  # Successful validation
-        (FileNotFoundError, None, BackupFileNotFoundError),  # File not found
-        (None, tarfile.ReadError, BackupInvalidError),  # Invalid password
+        (None, None, does_not_raise()),  # Successful validation
+        (
+            FileNotFoundError,
+            None,
+            pytest.raises(
+                BackupFileNotFoundError,
+                match=r"Cannot validate backup at [^, ]+, file does not exist!",
+            ),
+        ),  # File not found
+        (
+            None,
+            tarfile.ReadError,
+            pytest.raises(
+                BackupInvalidError, match="Invalid password for backup 93b462f8"
+            ),
+        ),  # Invalid password
     ],
 )
 async def test_validate_backup(
     coresys: CoreSys,
     tmp_path: Path,
-    tarfile_side_effect,
-    securetar_side_effect,
-    expected_exception,
+    tarfile_side_effect: type[Exception] | None,
+    securetar_side_effect: type[Exception] | None,
+    expected_exception: AbstractContextManager,
 ):
     """Parameterized test for validate_backup."""
     enc_tar = Path(copy(get_fixture_path("backup_example_enc.tar"), tmp_path))
     enc_backup = Backup(coresys, enc_tar, "test", None)
     await enc_backup.load()
 
-    backup_tar_mock = MagicMock()
+    backup_tar_mock = MagicMock(spec_set=tarfile.TarFile)
     backup_tar_mock.getmembers.return_value = [
         MagicMock(name="test.tar.gz")
     ]  # Fake tar entries
@@ -150,16 +167,14 @@ async def test_validate_backup(
         patch(
             "tarfile.open",
             MagicMock(
-                return_value=backup_context_mock, side_effect=tarfile_side_effect
+                return_value=backup_context_mock,
+                side_effect=tarfile_side_effect,
             ),
         ),
         patch(
             "supervisor.backups.backup.SecureTarFile",
             MagicMock(side_effect=securetar_side_effect),
         ),
+        expected_exception,
     ):
-        if expected_exception:
-            with pytest.raises(expected_exception):
-                await enc_backup.validate_backup(None)
-        else:
-            await enc_backup.validate_backup(None)
+        await enc_backup.validate_backup(None)