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feat: verify embedded backup media checksums

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Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
Blomios
2026-07-22 13:30:06 +02:00
parent 4384797e25
commit 8d6e5b4201
6 changed files with 71 additions and 63 deletions
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122
test/application/use_cases_test.dart
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@ -2359,6 +2359,8 @@ void main() {
fileName: 'media-1.png',
mimeType: 'image/png',
sizeBytes: 4,
sha256:
'9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08',
base64: 'dGVzdA==',
),
],
@ -2444,6 +2446,8 @@ void main() {
fileName: 'media-1.png',
mimeType: 'image/png',
sizeBytes: 4,
sha256:
'9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08',
base64: 'dGVzdA==',
),
],
@ -2485,71 +2489,65 @@ void main() {
expect(repository.appliedModes, isEmpty);
});
test(
'Data import use case restores media and applies selected mode',
() async {
final repository = _FakeLocalDataBackupRepository();
final mediaStore = _FakeLocalBackupMediaStore(
restored: const {
'media-1': RestoredMediaFile(
mediaAssetId: 'media-1',
localUri: 'file:///restored/media-1.png',
sizeBytes: 4,
),
},
);
final useCase = DataImportUseCase(
repository: repository,
mediaStore: mediaStore,
clock: _FakeClock(DateTime.utc(2026, 7, 22, 12)),
);
final bytes = const LocalBackupCodec().encode(
_backupSnapshot(
mediaAssets: [
_backupResource(
id: 'media-1',
updatedAt: DateTime.utc(2026, 7, 22, 10),
payload: {
'id': 'media-1',
'metadata': _backupMetadata(
'media-1',
DateTime.utc(2026, 7, 22, 10),
),
'localUri': 'file:///old/media-1.png',
},
),
],
mediaFiles: const [
EmbeddedBackupMediaFile(
mediaAssetId: 'media-1',
role: 'original',
fileName: 'media-1.png',
mimeType: 'image/png',
sizeBytes: 4,
base64: 'dGVzdA==',
),
],
test('Data import use case restores media and applies selected mode', () async {
final repository = _FakeLocalDataBackupRepository();
final mediaStore = _FakeLocalBackupMediaStore(
restored: const {
'media-1': RestoredMediaFile(
mediaAssetId: 'media-1',
localUri: 'file:///restored/media-1.png',
sizeBytes: 4,
),
);
},
);
final useCase = DataImportUseCase(
repository: repository,
mediaStore: mediaStore,
clock: _FakeClock(DateTime.utc(2026, 7, 22, 12)),
);
final bytes = const LocalBackupCodec().encode(
_backupSnapshot(
mediaAssets: [
_backupResource(
id: 'media-1',
updatedAt: DateTime.utc(2026, 7, 22, 10),
payload: {
'id': 'media-1',
'metadata': _backupMetadata(
'media-1',
DateTime.utc(2026, 7, 22, 10),
),
'localUri': 'file:///old/media-1.png',
},
),
],
mediaFiles: const [
EmbeddedBackupMediaFile(
mediaAssetId: 'media-1',
role: 'original',
fileName: 'media-1.png',
mimeType: 'image/png',
sizeBytes: 4,
sha256:
'9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08',
base64: 'dGVzdA==',
),
],
),
);
final result = await useCase.importFrom(
bytes,
mode: LocalBackupImportMode.replaceAll,
);
final result = await useCase.importFrom(
bytes,
mode: LocalBackupImportMode.replaceAll,
);
expect(result.insertedCount, 0);
expect(repository.appliedModes, [LocalBackupImportMode.replaceAll]);
expect(
repository
.appliedSnapshots
.single
.mediaAssets
.single
.payload['localUri'],
'file:///restored/media-1.png',
);
},
);
expect(result.insertedCount, 0);
expect(repository.appliedModes, [LocalBackupImportMode.replaceAll]);
expect(
repository.appliedSnapshots.single.mediaAssets.single.payload['localUri'],
'file:///restored/media-1.png',
);
});
test('Program use case duplicates deeply with copy name conflicts', () async {
final programRepository = _FakeProgramRepository();