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NetMesh/infrastructure/services/EncryptionService.convergentSync.test.ts

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import assert from 'node:assert/strict';
import test from 'node:test';
import {
createConvergentSyncStateFromPayload,
serializeConvergentSyncState,
validateConvergentSyncPayload,
withConvergentSyncEnvelope,
} from '../../domain/convergentSync/index.ts';
import type { SyncPayload } from '../../domain/sync.ts';
import { EncryptionService } from './EncryptionService.ts';
test('v2 metadata exposes only the schema while the envelope remains encrypted', async () => {
const now = 1_700_000_000_000;
const legacy: SyncPayload = {
hosts: [],
keys: [{
id: 'key-1',
label: 'Secret key',
type: 'ED25519',
privateKey: 'never-plaintext',
source: 'imported',
category: 'key',
created: now,
}],
snippets: [],
customGroups: [],
syncedAt: now,
};
const state = createConvergentSyncStateFromPayload(legacy, 'device-a', now);
const payload = withConvergentSyncEnvelope(state, { syncedAt: now });
const file = await EncryptionService.encryptPayload(
payload,
'correct horse battery staple',
'device-a',
'Device A',
'1.0.0',
);
assert.equal(file.meta.syncSchemaVersion, 2);
assert.equal(JSON.stringify(file.meta).includes('never-plaintext'), false);
assert.equal(file.payload.includes('never-plaintext'), false);
const decrypted = await EncryptionService.decryptPayload(
file,
'correct horse battery staple',
);
assert.equal(
serializeConvergentSyncState(validateConvergentSyncPayload(file.meta, decrypted)!),
serializeConvergentSyncState(state),
);
});