sync-vault-adapter.test.ts

1import { beforeEach, describe, expect, it, vi } from "vitest";23type StorageShape = Record<string, unknown>;4const MESH_RELAY = "wss://relay.peachpasswords.com";56function makeChromeMock(local: StorageShape, sync: StorageShape): typeof chrome {7  const area = (store: StorageShape) => ({8    get: vi.fn(async (key?: string | string[]) => {9      if (!key) return store;10      if (typeof key === "string") return { [key]: store[key] };11      return key.reduce<Record<string, unknown>>((acc, k) => { acc[k] = store[k]; return acc; }, {});12    }),13    set: vi.fn(async (next: Record<string, unknown>) => { Object.assign(store, next); }),14    remove: vi.fn(async (keys: string | string[]) => {15      const list = Array.isArray(keys) ? keys : [keys];16      for (const k of list) delete store[k];17    }),18  });19  return {20    storage: { local: area(local), sync: area(sync) },21    alarms: {22      clear: vi.fn(),23      create: vi.fn(),24      onAlarm: { addListener: vi.fn() },25    },26    idle: { setDetectionInterval: vi.fn(), onStateChanged: { addListener: vi.fn() } },27    runtime: { sendMessage: vi.fn(async () => undefined) },28  } as unknown as typeof chrome;29}3031describe("SyncVaultAdapter", () => {32  let local: StorageShape;33  let sync: StorageShape;3435  beforeEach(() => {36    vi.resetModules();37    local = {};38    sync = {};39    (globalThis as { chrome?: typeof chrome }).chrome = makeChromeMock(local, sync);40    vi.stubGlobal("fetch", vi.fn(async () => { throw new Error("network disabled"); }));41  });4243  async function setupVault(): Promise<{ vault: typeof import("./vault"); adapter: import("./sync-coordinator").SyncVaultAdapter }> {44    const vault = await import("./vault");45    await vault.createVault("correct horse battery staple");46    const { createSyncVaultAdapter } = await import("./sync-vault-adapter");47    const adapter = createSyncVaultAdapter();48    return { vault, adapter };49  }5051  async function signingPubkeyHex(deviceId: string): Promise<string> {52    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");53    const kp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x42), deviceId);54    return pubkeyToHex(kp.publicKeyRaw);55  }5657  it("computeVaultId returns a stable 64-char hex string for the same masterKey", async () => {58    const { adapter } = await setupVault();59    const id1 = await adapter.computeVaultId();60    const id2 = await adapter.computeVaultId();61    expect(id1).toBe(id2);62    expect(id1).toMatch(/^[0-9a-f]{64}$/);63  });6465  it("vault_id and sync signing key are unchanged after a password change (SEV-2-B)", async () => {66    const { vault, adapter } = await setupVault();67    const deviceId = await adapter.getOurDeviceId();68    const vaultIdBefore = await adapter.computeVaultId();6970    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");71    const rootBefore = vault.getRootKeyHex()!;72    const unhex = (h: string) => Uint8Array.from(h.match(/../g)!.map((b) => parseInt(b, 16)));73    const signBefore = pubkeyToHex(74      (await deriveSyncSigningKeypair(unhex(rootBefore), deviceId)).publicKeyRaw,75    );7677    expect(await vault.changePassword("correct horse battery staple", "a different passphrase")).toBe(true);78    vault.lock();79    expect(await vault.unlock("a different passphrase")).toBe(true);8081    // vault_id derives from the stable root key, so it must not move.82    expect(await adapter.computeVaultId()).toBe(vaultIdBefore);83    const rootAfter = vault.getRootKeyHex()!;84    expect(rootAfter).toBe(rootBefore);85    const signAfter = pubkeyToHex(86      (await deriveSyncSigningKeypair(unhex(rootAfter), deviceId)).publicKeyRaw,87    );88    expect(signAfter).toBe(signBefore);89  });9091  it("getOurDeviceId is stable across calls and a fresh UUID v4 on first call", async () => {92    const { adapter } = await setupVault();93    const id1 = await adapter.getOurDeviceId();94    const id2 = await adapter.getOurDeviceId();95    expect(id1).toBe(id2);96    expect(id1).toMatch(/^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/);97  });9899  it("buildEntryManifest reports {id: modifiedAt} for live entries only", async () => {100    const { vault, adapter } = await setupVault();101    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "pw" });102    const b = await vault.addEntry({ type: "login", title: "Beta", password: "pw" });103    await vault.deleteEntry(b.id);104    const m = await adapter.buildEntryManifest();105    expect(Object.keys(m).sort()).toEqual([a.id]);106    expect(m[a.id]).toBe(a.modifiedAt);107  });108109  it("buildTombstoneManifest reports {id: deletedAt} for soft-deleted entries", async () => {110    const { vault, adapter } = await setupVault();111    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "pw" });112    await vault.deleteEntry(a.id);113    const t = await adapter.buildTombstoneManifest();114    expect(Object.keys(t)).toEqual([a.id]);115    expect(typeof t[a.id]).toBe("number");116    expect(t[a.id]).toBeGreaterThan(0);117  });118119  it("buildTombstoneManifest retains ids after a full-entry purge", async () => {120    const { vault, adapter } = await setupVault();121    const entry = await vault.addEntry({ type: "login", title: "Purged", password: "pw" });122    await vault.deleteEntry(entry.id);123    const deletedAt = vault.getDeletedEntries().find((item) => item.id === entry.id)!.deletedAt!;124125    await vault.purgeEntry(entry.id);126127    expect(await adapter.buildTombstoneManifest()).toEqual({ [entry.id]: deletedAt });128  });129130  it("getEncryptedEntries returns opaque base64 strings keyed by id", async () => {131    const { vault, adapter } = await setupVault();132    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "pw" });133    const env = await adapter.getEncryptedEntries([a.id]);134    expect(Object.keys(env)).toEqual([a.id]);135    expect(env[a.id]).toMatch(/^[A-Za-z0-9+/]+=*$/);136    // Plaintext title must not be visible in the envelope.137    expect(env[a.id]).not.toContain("Alpha");138  });139140  it("getEncryptedEntries silently skips unknown ids (peer may have a manifest item we dropped)", async () => {141    const { adapter } = await setupVault();142    const env = await adapter.getEncryptedEntries(["does-not-exist"]);143    expect(env).toEqual({});144  });145146  it("encryption uses a fresh nonce per call — same entry yields different envelopes", async () => {147    const { vault, adapter } = await setupVault();148    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "pw" });149    const e1 = await adapter.getEncryptedEntries([a.id]);150    const e2 = await adapter.getEncryptedEntries([a.id]);151    expect(e1[a.id]).not.toBe(e2[a.id]);152  });153154  it("round-trips: encrypt on one adapter, apply on a fresh import of the same vault", async () => {155    const { vault, adapter } = await setupVault();156    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "secret", url: "https://a.example" });157    const envelopes = await adapter.getEncryptedEntries([a.id]);158    // Simulate a remote vault by bumping modifiedAt on the envelope's source159    // and then applying it back — we can't easily fork the module's storage,160    // so we just verify decrypt path by overwriting modifiedAt locally.161    // Delete the local entry first, then apply the envelope — applyMergedRemoteEntries162    // will re-add it because the local copy is tombstoned with an OLDER ts (since163    // we set modifiedAt forward by 1s in the new envelope payload).164    // Instead, simpler proof: apply the envelope as-is to a fresh adapter import.165    vault.lock();166    await vault.unlock("correct horse battery staple");167    const { createSyncVaultAdapter } = await import("./sync-vault-adapter");168    const adapter2 = createSyncVaultAdapter();169    // applyEntries should be a no-op when local mtime >= envelope mtime170    await adapter2.applyEntries(envelopes);171    expect(vault.getEntries().find((e) => e.id === a.id)?.title).toBe("Alpha");172  });173174  it("applyEntries decrypts and merges newer remote entries (last-write-wins)", async () => {175    const { vault, adapter } = await setupVault();176    const local = await vault.addEntry({ type: "login", title: "Original", password: "pw" });177    // Manually produce a fresher remote envelope by encrypting an updated entry shape.178    // We can't easily synthesise this without the entry key — so we use a second179    // adapter instance backed by the same vault, after mutating the underlying entry.180    await vault.updateEntry(local.id, { title: "Updated" });181    const newer = vault.getEntries().find((e) => e.id === local.id);182    expect(newer?.title).toBe("Updated");183    const envelopes = await adapter.getEncryptedEntries([local.id]);184    // Now revert the local entry to an older mtime by re-creating from scratch via185    // applyMergedRemoteEntries — but we'd loop. The most reliable proof of the186    // decrypt+merge path is that applyEntries on a fresher envelope keeps the187    // newer state, and on an older envelope is a no-op. We've covered the no-op188    // path above; for the apply path, simulate by replacing the in-memory entry189    // with an older copy and re-running applyEntries.190    const older: typeof local = { ...local, modifiedAt: local.modifiedAt - 1000, title: "Stale" };191    await vault.restoreEntries([older], "replace");192    expect(vault.getEntries().find((e) => e.id === local.id)?.title).toBe("Stale");193    await adapter.applyEntries(envelopes);194    expect(vault.getEntries().find((e) => e.id === local.id)?.title).toBe("Updated");195  });196197  it("applyEntries rejects envelopes whose decrypted id differs from the map key", async () => {198    const { vault, adapter } = await setupVault();199    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "pw" });200    const env = await adapter.getEncryptedEntries([a.id]);201    // Re-key the envelope under a different id — adapter must refuse to merge it.202    const swapped: Record<string, string> = { "wrong-id": env[a.id] };203    await adapter.applyEntries(swapped);204    // Local entry remains unchanged; no new entry under "wrong-id"205    expect(vault.getEntries().map((e) => e.id)).toEqual([a.id]);206  });207208  it("entry_envelope_roundtrips_with_separated_info (HKDF separator)", async () => {209    const { vault, adapter } = await setupVault();210    const a = await vault.addEntry({ type: "login", title: "Original", password: "pw" });211    await vault.updateEntry(a.id, { title: "Fresh" });212    const envelopes = await adapter.getEncryptedEntries([a.id]);213    // Roll local back to an older copy, then apply: encrypt+decrypt both use the214    // null-byte-separated info, so the round-trip must succeed.215    const stale = { ...a, modifiedAt: a.modifiedAt - 1000, title: "Stale" };216    await vault.restoreEntries([stale], "replace");217    await adapter.applyEntries(envelopes);218    expect(vault.getEntries().find((e) => e.id === a.id)?.title).toBe("Fresh");219  });220221  it("legacy_info_envelope_fails_closed (HKDF separator wire break)", async () => {222    // Mint an envelope under the OLD, unseparated info (`entryId + suffix`) and223    // assert the patched adapter cannot decrypt it — it drops silently. Locks in224    // the conscious wire break and serves as the fixture for any future migration.225    const { vault, adapter } = await setupVault();226    const { HKDF } = await import("@stablelib/hkdf");227    const { SHA256 } = await import("@stablelib/sha256");228229    const masterHex = vault.getRootKeyHex()!;230    const masterKey = Uint8Array.from(masterHex.match(/../g)!.map((b) => parseInt(b, 16)));231    const entryId = crypto.randomUUID();232    const legacyInfo = new TextEncoder().encode(entryId + "sync-entry-v1"); // no \x00233    const raw = new HKDF(SHA256, masterKey, new Uint8Array(0), legacyInfo).expand(32);234    const key = await crypto.subtle.importKey("raw", raw.buffer as ArrayBuffer, { name: "AES-GCM" }, false, ["encrypt"]);235236    const entry = { id: entryId, type: "login", title: "LegacyOnly", password: "pw", createdAt: Date.now(), modifiedAt: Date.now() };237    const nonce = crypto.getRandomValues(new Uint8Array(12));238    const aad = new TextEncoder().encode("peach-sync-entry-v1");239    const ct = new Uint8Array(240      await crypto.subtle.encrypt(241        { name: "AES-GCM", iv: nonce.buffer as ArrayBuffer, additionalData: aad.buffer as ArrayBuffer, tagLength: 128 },242        key,243        new TextEncoder().encode(JSON.stringify(entry)).buffer as ArrayBuffer,244      ),245    );246    const envelope = new Uint8Array(nonce.length + ct.length);247    envelope.set(nonce, 0);248    envelope.set(ct, nonce.length);249    const legacyB64 = Buffer.from(envelope).toString("base64");250251    await adapter.applyEntries({ [entryId]: legacyB64 });252    // Decrypt fails under the new separated info → envelope dropped, entry absent.253    expect(vault.getEntries().some((e) => e.id === entryId)).toBe(false);254  });255256  it("applyTombstones soft-deletes locally-live entries with newer deletedAt", async () => {257    const { vault, adapter } = await setupVault();258    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "pw" });259    await adapter.applyTombstones({ [a.id]: a.modifiedAt + 10_000 });260    expect(vault.getEntries().find((e) => e.id === a.id)).toBeUndefined();261    expect(vault.getDeletedEntries().find((e) => e.id === a.id)).toBeDefined();262  });263264  it("applyTombstones leaves entries alone when local modifiedAt is newer", async () => {265    const { vault, adapter } = await setupVault();266    const a = await vault.addEntry({ type: "login", title: "Alpha", password: "pw" });267    await adapter.applyTombstones({ [a.id]: a.modifiedAt - 10_000 });268    expect(vault.getEntries().find((e) => e.id === a.id)).toBeDefined();269  });270271  // --- MV-3: sync receive bounds ---272273  it("MV-3: applyEntries throws when the batch exceeds MAX_ENTRY_COUNT", async () => {274    const { adapter } = await setupVault();275    const { SYNC_LIMITS } = await import("../shared/sync-limits");276    const tooMany: Record<string, string> = {};277    for (let i = 0; i <= SYNC_LIMITS.MAX_ENTRY_COUNT; i++) tooMany[`id-${i}`] = "AAAA";278    await expect(adapter.applyEntries(tooMany)).rejects.toThrow(/exceeds limit/);279  });280281  it("MV-3: applyEntries skips an oversized envelope but still applies valid ones", async () => {282    const { vault, adapter } = await setupVault();283    const { SYNC_LIMITS } = await import("../shared/sync-limits");284    const local = await vault.addEntry({ type: "login", title: "Original", password: "pw" });285    await vault.updateEntry(local.id, { title: "Updated" });286    const envelopes = await adapter.getEncryptedEntries([local.id]);287    // Make the local copy stale so the valid envelope would win on merge.288    const older = { ...local, modifiedAt: local.modifiedAt - 1000, title: "Stale" };289    await vault.restoreEntries([older], "replace");290    expect(vault.getEntries().find((e) => e.id === local.id)?.title).toBe("Stale");291292    const oversized = "A".repeat(293      Math.ceil((SYNC_LIMITS.MAX_ENTRY_PLAINTEXT_BYTES * 4) / 3) + 128,294    );295    await adapter.applyEntries({ ...envelopes, "oversized-id": oversized });296297    // The valid envelope applied; the oversized one was skipped (never decrypted).298    expect(vault.getEntries().find((e) => e.id === local.id)?.title).toBe("Updated");299    expect(vault.getEntries().some((e) => e.id === "oversized-id")).toBe(false);300  });301302  it("MV-3: applyTombstones throws when the batch exceeds MAX_TOMBSTONE_COUNT", async () => {303    const { adapter } = await setupVault();304    const { SYNC_LIMITS } = await import("../shared/sync-limits");305    const tooMany: Record<string, number> = {};306    for (let i = 0; i <= SYNC_LIMITS.MAX_TOMBSTONE_COUNT; i++) tooMany[`id-${i}`] = i + 1;307    await expect(adapter.applyTombstones(tooMany)).rejects.toThrow(/exceeds limit/);308  });309310  it("buildOutgoingDeviceManifest signs manifestable paired devices and skips legacy entries without signing keys", async () => {311    const { adapter } = await setupVault();312    const { upsertPairedDevice } = await import("./paired-devices");313    await upsertPairedDevice({314      deviceId: "android-1",315      deviceName: "Pixel",316      deviceType: "android",317      longTermPublicKeyHex: "a".repeat(64),318      signingPublicKeyHex: await signingPubkeyHex("android-1"),319      wsPort: 49152,320      relayUrl: MESH_RELAY,321      pairedAt: 1_700_000_000_000,322      trustSource: "direct",323    });324    await upsertPairedDevice({325      deviceId: "legacy-android",326      deviceName: "Legacy Pixel",327      deviceType: "android",328      longTermPublicKeyHex: "b".repeat(64),329      pairedAt: 1_700_000_000_100,330      trustSource: "direct",331    });332333    const manifest = await adapter.buildOutgoingDeviceManifest?.();334    expect(manifest).toBeDefined();335    expect(manifest?.signatureHex).toMatch(/^[0-9a-f]{128}$/);336    expect(manifest?.body.devices).toHaveLength(1);337    expect(manifest?.body.devices[0]).toMatchObject({338      deviceId: "android-1",339      deviceName: "Pixel",340      deviceType: "android",341      longTermPublicKeyHex: "a".repeat(64),342      wsPort: 49152,343      relayUrl: MESH_RELAY,344    });345  });346347  it("v3 auto-admits same-vault manifest peers with an independent mesh route", async () => {348    const { vault, adapter } = await setupVault();349    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");350    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");351    const {352      findPairedDeviceById,353      listPairedDevices,354      upsertPairedDevice,355    } = await import("./paired-devices");356    const { listPendingVouchedDevices } = await import(357      "./pending-vouched-devices"358    );359360    const issuerId = "extension-issuer";361    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x24), issuerId);362    await upsertPairedDevice({363      deviceId: issuerId,364      deviceName: "Firefox",365      deviceType: "extension",366      longTermPublicKeyHex: "c".repeat(64),367      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),368      pairedAt: 1_700_000_000_000,369      trustSource: "direct",370    });371    await upsertPairedDevice({372      deviceId: "android-existing",373      deviceName: "Existing Pixel",374      deviceType: "android",375      longTermPublicKeyHex: "d".repeat(64),376      signingPublicKeyHex: await signingPubkeyHex("android-existing-old"),377      pairedAt: 1_700_000_000_010,378      trustSource: "direct",379    });380381    const manifest = await buildSignedDeviceManifest(382      issuerId,383      [384        {385          deviceId: "android-new",386          deviceName: "New Pixel",387          deviceType: "android",388          longTermPublicKeyHex: "e".repeat(64),389          signingPublicKeyHex: await signingPubkeyHex("android-new"),390          wsPort: 51234,391          relayUrl: MESH_RELAY,392          pairedAt: 1_700_000_000_020,393        },394        {395          deviceId: "android-existing",396          deviceName: "Existing Pixel renamed",397          deviceType: "android",398          longTermPublicKeyHex: "d".repeat(64),399          signingPublicKeyHex: await signingPubkeyHex("android-existing-old"),400          wsPort: 52345,401          relayUrl: MESH_RELAY,402          pairedAt: 1_700_000_000_030,403        },404      ],405      issuerKp.privateKey,406    );407408    await adapter.applyIncomingDeviceManifest?.(409      manifest,410      new Uint8Array(32).fill(0xcc),411    );412413    expect(await findPairedDeviceById("android-new")).toMatchObject({414      deviceName: "New Pixel",415      trustSource: "vouched",416      relayUrl: MESH_RELAY,417    });418    // PB-26-213: the row carries no reusable secret; it resolves from the419    // encrypted pair-secret record instead.420    expect((await findPairedDeviceById("android-new"))?.rendezvousSecretHex).toBeUndefined();421    const { getPairSecret } = await import("./pair-secrets");422    await expect(getPairSecret("android-new", vault.getRootKeyHex())).resolves.toMatch(423      /^[0-9a-f]{64}$/,424    );425    const pending = await listPendingVouchedDevices();426    expect(pending).toEqual([]);427428    // Immutable identity binding rejects remote key rewrites; metadata and429    // routing fields from the signed manifest still update.430    const existing = await findPairedDeviceById("android-existing");431    expect(existing).toMatchObject({432      deviceName: "Existing Pixel",433      longTermPublicKeyHex: "d".repeat(64),434      trustSource: "direct",435      wsPort: 52345,436    });437    expect((await listPairedDevices()).map((d) => d.deviceId).sort()).toEqual([438      "android-existing",439      "android-new",440      "extension-issuer",441    ]);442  });443444  it("rejects manifest key replacement for an existing device", async () => {445    const { adapter } = await setupVault();446    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");447    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");448    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");449    const issuerId = "extension-issuer";450    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x24), issuerId);451    await upsertPairedDevice({452      deviceId: issuerId,453      deviceName: "Firefox",454      deviceType: "extension",455      longTermPublicKeyHex: "c".repeat(64),456      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),457      pairedAt: 1,458      trustSource: "direct",459    });460    await upsertPairedDevice({461      deviceId: "android-existing",462      deviceName: "Pixel",463      deviceType: "android",464      longTermPublicKeyHex: "d".repeat(64),465      signingPublicKeyHex: await signingPubkeyHex("android-existing-old"),466      pairedAt: 2,467      trustSource: "direct",468    });469    const manifest = await buildSignedDeviceManifest(470      issuerId,471      [{472        deviceId: "android-existing",473        deviceName: "Pixel",474        deviceType: "android",475        longTermPublicKeyHex: "f".repeat(64),476        signingPublicKeyHex: await signingPubkeyHex("android-existing-new"),477        wsPort: 52345,478        pairedAt: 3,479      }],480      issuerKp.privateKey,481    );482    await expect(483      adapter.applyIncomingDeviceManifest?.(manifest, new Uint8Array(32).fill(0xcc)),484    ).rejects.toThrow("device_identity_immutable");485    await expect(findPairedDeviceById("android-existing")).resolves.toMatchObject({486      longTermPublicKeyHex: "d".repeat(64),487    });488  });489490  it("rejects manifest replacement even when the device name changes", async () => {491    const { adapter } = await setupVault();492    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");493    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");494    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");495    const issuerId = "hostile-issuer";496    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x26), issuerId);497    await upsertPairedDevice({498      deviceId: issuerId,499      deviceName: "Old Laptop",500      deviceType: "extension",501      longTermPublicKeyHex: "c".repeat(64),502      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),503      pairedAt: 1,504      trustSource: "direct",505    });506    await upsertPairedDevice({507      deviceId: "android-existing",508      deviceName: "Spare Tablet",509      deviceType: "android",510      longTermPublicKeyHex: "d".repeat(64),511      signingPublicKeyHex: await signingPubkeyHex("android-existing-old"),512      pairedAt: 2,513      trustSource: "direct",514    });515    const manifest = await buildSignedDeviceManifest(516      issuerId,517      [{518        deviceId: "android-existing",519        deviceName: "June's Primary Phone",520        deviceType: "android",521        longTermPublicKeyHex: "f".repeat(64),522        signingPublicKeyHex: await signingPubkeyHex("android-existing-new"),523        wsPort: 52345,524        pairedAt: 3,525      }],526      issuerKp.privateKey,527    );528    await expect(529      adapter.applyIncomingDeviceManifest?.(manifest, new Uint8Array(32).fill(0xcc)),530    ).rejects.toThrow("device_identity_immutable");531    await expect(findPairedDeviceById("android-existing")).resolves.toMatchObject({532      deviceName: "Spare Tablet",533      longTermPublicKeyHex: "d".repeat(64),534    });535  });536537  it("§C: a vouched peer's revocation evicts the device and permanently blocks re-vouching", async () => {538    const { adapter } = await setupVault();539    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");540    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");541    const { findPairedDeviceById, isDeviceRevoked, upsertPairedDevice } =542      await import("./paired-devices");543544    const issuerId = "phone-issuer";545    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x27), issuerId);546    await upsertPairedDevice({547      deviceId: issuerId,548      deviceName: "Pixel",549      deviceType: "android",550      longTermPublicKeyHex: "c".repeat(64),551      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),552      pairedAt: 1,553      trustSource: "vouched",554    });555    await upsertPairedDevice({556      deviceId: "stolen-laptop",557      deviceName: "Old Laptop",558      deviceType: "extension",559      longTermPublicKeyHex: "d".repeat(64),560      signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),561      pairedAt: 2,562      trustSource: "direct",563    });564565    const revocation = await buildSignedDeviceManifest(566      issuerId,567      [],568      issuerKp.privateKey,569      {570        revoked: [571          {572            deviceId: "stolen-laptop",573            longTermPublicKeyHex: "d".repeat(64),574            revokedAt: Date.now(),575            revokedByDeviceId: issuerId,576          },577        ],578      },579    );580    await adapter.applyIncomingDeviceManifest?.(581      revocation,582      new Uint8Array(32).fill(0xcc),583    );584585    expect(await findPairedDeviceById("stolen-laptop")).toBeNull();586    expect(await isDeviceRevoked("stolen-laptop")).toBe(true);587588    // The stolen device is now vouched back in by a later manifest carrying a589    // fresh pairedAt — exactly the resurrection a timestamp-ordered design590    // would allow. It must not come back.591    const revouch = await buildSignedDeviceManifest(592      issuerId,593      [594        {595          deviceId: "stolen-laptop",596          deviceName: "Old Laptop",597          deviceType: "extension",598          longTermPublicKeyHex: "d".repeat(64),599          signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),600          pairedAt: Date.now() + 60_000,601        },602      ],603      issuerKp.privateKey,604    );605    await adapter.applyIncomingDeviceManifest?.(606      revouch,607      new Uint8Array(32).fill(0xcc),608    );609610    expect(await findPairedDeviceById("stolen-laptop")).toBeNull();611    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");612    expect(await listPendingVouchedDevices()).toHaveLength(0);613  });614615  it("§C: a peer cannot revoke US, and our outgoing manifest carries our revocations", async () => {616    const { adapter } = await setupVault();617    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");618    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");619    const {620      isDeviceRevoked,621      revokeDeviceById,622      upsertPairedDevice,623    } = await import("./paired-devices");624    const { getOrCreateDeviceId } = await import("./device-identity");625626    const ourDeviceId = await getOrCreateDeviceId();627    const issuerId = "phone-issuer";628    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x28), issuerId);629    await upsertPairedDevice({630      deviceId: issuerId,631      deviceName: "Pixel",632      deviceType: "android",633      longTermPublicKeyHex: "c".repeat(64),634      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),635      pairedAt: 1,636      trustSource: "direct",637    });638639    // A compromised peer tries to sever the mesh by revoking this device.640    const selfRevoke = await buildSignedDeviceManifest(641      issuerId,642      [],643      issuerKp.privateKey,644      {645        revoked: [646          {647            deviceId: ourDeviceId,648            longTermPublicKeyHex: "e".repeat(64),649            revokedAt: Date.now(),650            revokedByDeviceId: issuerId,651          },652        ],653      },654    );655    await adapter.applyIncomingDeviceManifest?.(656      selfRevoke,657      new Uint8Array(32).fill(0xcc),658    );659    expect(await isDeviceRevoked(ourDeviceId)).toBe(false);660661    // Our own revocations ride out in the manifest we build, and the revoked662    // device is absent from the vouched list.663    await upsertPairedDevice({664      deviceId: "retired-tablet",665      deviceName: "Retired Tablet",666      deviceType: "android",667      longTermPublicKeyHex: "f".repeat(64),668      signingPublicKeyHex: await signingPubkeyHex("retired-tablet"),669      pairedAt: 3,670      trustSource: "direct",671    });672    await revokeDeviceById("retired-tablet", ourDeviceId);673674    const outgoing = await adapter.buildOutgoingDeviceManifest?.();675    expect(outgoing?.body.revoked.map((r) => r.deviceId)).toEqual(["retired-tablet"]);676    expect(outgoing?.body.devices.map((d) => d.deviceId)).not.toContain("retired-tablet");677  });678679  // PB-26-116: rows written before `trustSource` existed carry no provenance.680  // The manifest-apply path used to default them to "direct", which is the681  // opposite of the fail-closed rule PB-26-006 established for the mesh routing682  // gate — a legacy row became a dial target, manifest issuer, and revocation-683  // repair participant on the strength of a signed manifest alone.684  it("a legacy row with no trustSource is not upgraded to direct by a manifest apply", async () => {685    const { adapter } = await setupVault();686    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");687    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");688    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");689    const { isRouteCapableMeshPeer } = await import("../shared/mesh-peer-role");690691    const issuerId = "android-legacy-issuer";692    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x25), issuerId);693    await upsertPairedDevice({694      deviceId: issuerId,695      deviceName: "Issuer Pixel",696      deviceType: "android",697      longTermPublicKeyHex: "1".repeat(64),698      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),699      pairedAt: 1_700_000_000_000,700      trustSource: "direct",701    });702703    // A row predating the field: present in the registry, no recorded704    // provenance. Seeded through storage so no writer stamps a default.705    const legacyId = "legacy-peer";706    const registry = local.peach_paired_devices_v3 as Array<Record<string, unknown>>;707    registry.push({708      deviceId: legacyId,709      deviceName: "Legacy Peer",710      deviceType: "android",711      longTermPublicKeyHex: "3".repeat(64),712      signingPublicKeyHex: await signingPubkeyHex(legacyId),713      rendezvousSecretHex: "9".repeat(64),714      relayUrl: MESH_RELAY,715      pairedAt: 1_700_000_000_000,716    });717718    const manifest = await buildSignedDeviceManifest(719      issuerId,720      [{721        deviceId: legacyId,722        deviceName: "Legacy Peer",723        deviceType: "android",724        longTermPublicKeyHex: "3".repeat(64),725        signingPublicKeyHex: await signingPubkeyHex(legacyId),726        relayUrl: MESH_RELAY,727        pairedAt: 1_700_000_000_000,728      }],729      issuerKp.privateKey,730    );731    await adapter.applyIncomingDeviceManifest?.(732      manifest,733      new Uint8Array(32).fill(0x11),734    );735736    const row = await findPairedDeviceById(legacyId);737    expect(row).not.toBeNull();738    // Not silently promoted: unknown provenance stays unknown.739    expect(row?.trustSource).toBeUndefined();740    expect(row?.trustSource).not.toBe("direct");741    // And therefore not a routing authority.742    expect(isRouteCapableMeshPeer(row!)).toBe(false);743  });744745  it("accepts a manifest from the phone it paired with — mesh introduction runs in that direction", async () => {746    // The browser can never listen, so it joins the mesh THROUGH a native peer;747    // that peer is the one holding the peer list. A phone-issued manifest must748    // therefore be honoured. MV-7 still applies: the introduced device lands in749    // the pending queue, not the registry.750    const { adapter } = await setupVault();751    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");752    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");753    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");754    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");755    const vault = await import("./vault");756757    const mobileIssuerId = "android-issuer";758    const mobileIssuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x25), mobileIssuerId);759    await upsertPairedDevice({760      deviceId: mobileIssuerId,761      deviceName: "Issuer Pixel",762      deviceType: "android",763      longTermPublicKeyHex: "1".repeat(64),764      signingPublicKeyHex: pubkeyToHex(mobileIssuerKp.publicKeyRaw),765      pairedAt: 1_700_000_000_000,766      trustSource: "direct",767    });768    const mobileManifest = await buildSignedDeviceManifest(769      mobileIssuerId,770      [{771        deviceId: "mesh-peer",772        deviceName: "Other Pixel",773        deviceType: "android",774        longTermPublicKeyHex: "2".repeat(64),775        signingPublicKeyHex: await signingPubkeyHex("mesh-peer"),776        relayUrl: MESH_RELAY,777        pairedAt: 1_700_000_000_010,778      }],779      mobileIssuerKp.privateKey,780    );781    await adapter.applyIncomingDeviceManifest?.(782      mobileManifest,783      new Uint8Array(32).fill(0x11),784    );785786    expect(await findPairedDeviceById("mesh-peer")).toMatchObject({787      trustSource: "vouched",788      relayUrl: MESH_RELAY,789    });790    expect((await findPairedDeviceById("mesh-peer"))?.rendezvousSecretHex).toBeUndefined();791    const { getPairSecret: getPairSecretMesh } = await import("./pair-secrets");792    await expect(getPairSecretMesh("mesh-peer", vault.getRootKeyHex())).resolves.toMatch(793      /^[0-9a-f]{64}$/,794    );795    expect(await listPendingVouchedDevices()).toEqual([]);796  });797798  it("applyIncomingDeviceManifest accepts vouched issuers but rejects unauthenticated and bad signatures", async () => {799    const { vault, adapter } = await setupVault();800    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");801    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");802    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");803    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");804805    // Once admitted, a peer propagates the pool without relying on the device806    // that introduced it. The Noise-authenticated key and stored signing key807    // still bind the manifest to this known mesh member.808    const vouchedIssuerId = "android-vouched-issuer";809    const vouchedKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x25), vouchedIssuerId);810    await upsertPairedDevice({811      deviceId: vouchedIssuerId,812      deviceName: "Second-hand Pixel",813      deviceType: "android",814      longTermPublicKeyHex: "1".repeat(64),815      signingPublicKeyHex: pubkeyToHex(vouchedKp.publicKeyRaw),816      pairedAt: 1_700_000_000_000,817      trustSource: "vouched",818    });819    const onward = await buildSignedDeviceManifest(820      vouchedIssuerId,821      [{822        deviceId: "onward-mesh-peer",823        deviceName: "Other Pixel",824        deviceType: "android",825        longTermPublicKeyHex: "2".repeat(64),826        signingPublicKeyHex: await signingPubkeyHex("onward-mesh-peer"),827        relayUrl: MESH_RELAY,828        pairedAt: 1_700_000_000_010,829      }],830      vouchedKp.privateKey,831    );832    await adapter.applyIncomingDeviceManifest?.(833      onward,834      new Uint8Array(32).fill(0x11),835    );836    expect(await findPairedDeviceById("onward-mesh-peer")).toMatchObject({837      trustSource: "vouched",838      relayUrl: MESH_RELAY,839    });840    expect((await findPairedDeviceById("onward-mesh-peer"))?.rendezvousSecretHex).toBeUndefined();841    const { getPairSecret: getPairSecretOnward } = await import("./pair-secrets");842    await expect(getPairSecretOnward("onward-mesh-peer", vault.getRootKeyHex())).resolves.toMatch(843      /^[0-9a-f]{64}$/,844    );845    expect(await listPendingVouchedDevices()).toEqual([]);846847    const extensionIssuerId = "extension-bad-sig";848    const extensionKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x26), extensionIssuerId);849    await upsertPairedDevice({850      deviceId: extensionIssuerId,851      deviceName: "Chrome",852      deviceType: "extension",853      longTermPublicKeyHex: "3".repeat(64),854      signingPublicKeyHex: pubkeyToHex(extensionKp.publicKeyRaw),855      pairedAt: 1_700_000_000_020,856      trustSource: "direct",857    });858    const good = await buildSignedDeviceManifest(859      extensionIssuerId,860      [{861        deviceId: "forged-add",862        deviceName: "Forged Pixel",863        deviceType: "android",864        longTermPublicKeyHex: "4".repeat(64),865        signingPublicKeyHex: await signingPubkeyHex("forged-add"),866        pairedAt: 1_700_000_000_030,867      }],868      extensionKp.privateKey,869    );870    await adapter.applyIncomingDeviceManifest?.(871      good,872      new Uint8Array(32).fill(0x44),873    );874    expect(await findPairedDeviceById("forged-add")).toBeNull();875876    const forged = {877      ...good,878      signatureHex:879        good.signatureHex.slice(0, 2) +880        ((parseInt(good.signatureHex.slice(2, 4), 16) ^ 0xff).toString(16).padStart(2, "0")) +881        good.signatureHex.slice(4),882    };883    await adapter.applyIncomingDeviceManifest?.(884      forged,885      new Uint8Array(32).fill(0x33),886    );887    expect(await findPairedDeviceById("forged-add")).toBeNull();888  });889890  it("falls back to derived signing key when stored issuer key is stale", async () => {891    const { vault, adapter } = await setupVault();892    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");893    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");894    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");895    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");896897    const issuerId = "stale-key-android";898    const rootHex = vault.getRootKeyHex()!;899    const root = Uint8Array.from(rootHex.match(/../g)!.map((b) => parseInt(b, 16)));900    const issuerKp = await deriveSyncSigningKeypair(root, issuerId);901902    await upsertPairedDevice({903      deviceId: issuerId,904      deviceName: "Pixel",905      deviceType: "android",906      longTermPublicKeyHex: "c".repeat(64),907      // Stale: an older build persisted this at first-pair under a now-bad908      // seed. The fallback must recover from this without trusting the row.909      signingPublicKeyHex: "ff".repeat(32),910      pairedAt: 1_700_000_000_000,911      trustSource: "direct",912    });913914    const manifest = await buildSignedDeviceManifest(915      issuerId,916      [{917        deviceId: "onward-peer",918        deviceName: "Forwarded iPad",919        deviceType: "extension",920        longTermPublicKeyHex: "e".repeat(64),921        signingPublicKeyHex: pubkeyToHex(922          (await deriveSyncSigningKeypair(root, "onward-peer")).publicKeyRaw,923        ),924        relayUrl: MESH_RELAY,925        pairedAt: 1_700_000_000_010,926      }],927      issuerKp.privateKey,928    );929930    await adapter.applyIncomingDeviceManifest?.(931      manifest,932      new Uint8Array(32).fill(0xcc),933    );934935    expect(await findPairedDeviceById("onward-peer")).toMatchObject({936      trustSource: "vouched",937      relayUrl: MESH_RELAY,938    });939    expect((await findPairedDeviceById("onward-peer"))?.rendezvousSecretHex).toBeUndefined();940    const { getPairSecret: getPairSecretStale } = await import("./pair-secrets");941    await expect(getPairSecretStale("onward-peer", vault.getRootKeyHex())).resolves.toMatch(942      /^[0-9a-f]{64}$/,943    );944    expect(await listPendingVouchedDevices()).toEqual([]);945  });946947  it("S1: a manifest signed by one paired peer is refused over a session authenticated as another", async () => {948    const { adapter } = await setupVault();949    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");950    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");951    const { upsertPairedDevice } = await import("./paired-devices");952    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");953954    // Both peers are DIRECTLY paired, so neither the trustSource gate nor an955    // unknown-key lookup can be what rejects this — only the binding between956    // the Noise-authenticated static key and the manifest's claimed issuer.957    const alphaKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x51), "peer-alpha");958    const betaKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x52), "peer-beta");959    await upsertPairedDevice({960      deviceId: "peer-alpha",961      deviceName: "Alpha",962      deviceType: "android",963      longTermPublicKeyHex: "a".repeat(64),964      signingPublicKeyHex: pubkeyToHex(alphaKp.publicKeyRaw),965      pairedAt: 1,966      trustSource: "direct",967    });968    await upsertPairedDevice({969      deviceId: "peer-beta",970      deviceName: "Beta",971      deviceType: "android",972      longTermPublicKeyHex: "b".repeat(64),973      signingPublicKeyHex: pubkeyToHex(betaKp.publicKeyRaw),974      pairedAt: 2,975      trustSource: "direct",976    });977978    const fromBeta = await buildSignedDeviceManifest(979      "peer-beta",980      [{981        deviceId: "smuggled",982        deviceName: "Smuggled",983        deviceType: "android",984        longTermPublicKeyHex: "5".repeat(64),985        signingPublicKeyHex: await signingPubkeyHex("smuggled"),986        relayUrl: MESH_RELAY,987        pairedAt: 3,988      }],989      betaKp.privateKey,990    );991992    // Delivered over a session Noise-authenticated as ALPHA.993    await adapter.applyIncomingDeviceManifest?.(fromBeta, new Uint8Array(32).fill(0xaa));994    expect(await listPendingVouchedDevices()).toEqual([]);995996    // Same manifest, same devices, delivered over BETA's session: it must land.997    // Without this control the assertion above could pass for any reason.998    await adapter.applyIncomingDeviceManifest?.(fromBeta, new Uint8Array(32).fill(0xbb));999    const { findPairedDeviceById } = await import("./paired-devices");1000    expect(await findPairedDeviceById("smuggled")).toMatchObject({1001      trustSource: "vouched",1002      relayUrl: MESH_RELAY,1003    });1004    expect(await listPendingVouchedDevices()).toEqual([]);1005  });10061007  it("S1: a revoked long-term key cannot walk back in under a fresh deviceId", async () => {1008    const { adapter } = await setupVault();1009    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");1010    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");1011    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");1012    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");10131014    const issuerId = "phone-issuer";1015    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x53), issuerId);1016    const stolenKey = "d".repeat(64);1017    await upsertPairedDevice({1018      deviceId: issuerId,1019      deviceName: "Pixel",1020      deviceType: "android",1021      longTermPublicKeyHex: "c".repeat(64),1022      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),1023      pairedAt: 1,1024      trustSource: "direct",1025    });1026    await upsertPairedDevice({1027      deviceId: "stolen-laptop",1028      deviceName: "Old Laptop",1029      deviceType: "extension",1030      longTermPublicKeyHex: stolenKey,1031      signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),1032      pairedAt: 2,1033      trustSource: "direct",1034    });10351036    const revoke = await buildSignedDeviceManifest(issuerId, [], issuerKp.privateKey, {1037      revoked: [{1038        deviceId: "stolen-laptop",1039        longTermPublicKeyHex: stolenKey,1040        revokedAt: Date.now(),1041        revokedByDeviceId: issuerId,1042      }],1043    });1044    await adapter.applyIncomingDeviceManifest?.(revoke, new Uint8Array(32).fill(0xcc));1045    expect(await findPairedDeviceById("stolen-laptop")).toBeNull();10461047    // deviceId is the issuer's to choose, so re-vouching the same key under a1048    // new one is free. Terminality has to follow the key, not the label.1049    const renamed = await buildSignedDeviceManifest(1050      issuerId,1051      [{1052        deviceId: "stolen-laptop-mk2",1053        deviceName: "New Laptop",1054        deviceType: "extension",1055        longTermPublicKeyHex: stolenKey,1056        signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),1057        relayUrl: MESH_RELAY,1058        pairedAt: Date.now(),1059      }],1060      issuerKp.privateKey,1061    );1062    await adapter.applyIncomingDeviceManifest?.(renamed, new Uint8Array(32).fill(0xcc));1063    expect(await listPendingVouchedDevices()).toEqual([]);1064    expect(await findPairedDeviceById("stolen-laptop-mk2")).toBeNull();10651066    // Control: the same fresh id carrying a key that was never revoked queues1067    // normally, so the rejection above is the key check and not the id.1068    const clean = await buildSignedDeviceManifest(1069      issuerId,1070      [{1071        deviceId: "stolen-laptop-mk2",1072        deviceName: "New Laptop",1073        deviceType: "extension",1074        longTermPublicKeyHex: "9".repeat(64),1075        signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),1076        relayUrl: MESH_RELAY,1077        pairedAt: Date.now(),1078      }],1079      issuerKp.privateKey,1080    );1081    await adapter.applyIncomingDeviceManifest?.(clean, new Uint8Array(32).fill(0xcc));1082    expect(await findPairedDeviceById("stolen-laptop-mk2")).toMatchObject({1083      trustSource: "vouched",1084      relayUrl: MESH_RELAY,1085    });1086    expect(await listPendingVouchedDevices()).toEqual([]);1087  });10881089  it("S1: a revoked key cannot be written onto a device we still trust", async () => {1090    const { adapter } = await setupVault();1091    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");1092    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");1093    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");10941095    const issuerId = "phone-issuer";1096    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x54), issuerId);1097    const revokedKey = "d".repeat(64);1098    await upsertPairedDevice({1099      deviceId: issuerId,1100      deviceName: "Pixel",1101      deviceType: "android",1102      longTermPublicKeyHex: "c".repeat(64),1103      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),1104      pairedAt: 1,1105      trustSource: "direct",1106    });1107    await upsertPairedDevice({1108      deviceId: "trusted-tablet",1109      deviceName: "Tablet",1110      deviceType: "android",1111      longTermPublicKeyHex: "7".repeat(64),1112      signingPublicKeyHex: await signingPubkeyHex("trusted-tablet"),1113      pairedAt: 2,1114      trustSource: "direct",1115    });11161117    const revoke = await buildSignedDeviceManifest(issuerId, [], issuerKp.privateKey, {1118      revoked: [{1119        deviceId: "stolen-laptop",1120        longTermPublicKeyHex: revokedKey,1121        revokedAt: Date.now(),1122        revokedByDeviceId: issuerId,1123      }],1124    });1125    await adapter.applyIncomingDeviceManifest?.(revoke, new Uint8Array(32).fill(0xcc));11261127    // The manifest rotates a device we already trust onto the revoked key —1128    // the same re-admission dressed as a key rotation.1129    const rotate = await buildSignedDeviceManifest(1130      issuerId,1131      [{1132        deviceId: "trusted-tablet",1133        deviceName: "Tablet",1134        deviceType: "android",1135        longTermPublicKeyHex: revokedKey,1136        signingPublicKeyHex: await signingPubkeyHex("trusted-tablet"),1137        pairedAt: 2,1138      }],1139      issuerKp.privateKey,1140    );1141    await adapter.applyIncomingDeviceManifest?.(rotate, new Uint8Array(32).fill(0xcc));1142    expect(await findPairedDeviceById("trusted-tablet")).toMatchObject({1143      longTermPublicKeyHex: "7".repeat(64),1144    });1145  });11461147  it("methods throw VaultLockedError when the vault is locked", async () => {1148    const { vault, adapter } = await setupVault();1149    vault.lock();1150    await expect(adapter.computeVaultId()).rejects.toMatchObject({ message: "vault_locked" });1151    await expect(adapter.buildEntryManifest()).rejects.toMatchObject({ message: "vault_locked" });1152    await expect(adapter.buildTombstoneManifest()).rejects.toMatchObject({ message: "vault_locked" });1153    await expect(adapter.getEncryptedEntries(["x"])).rejects.toMatchObject({ message: "vault_locked" });1154    await expect(adapter.applyEntries({ x: "AAAA" })).rejects.toMatchObject({ message: "vault_locked" });1155    await expect(adapter.applyTombstones({ x: 1 })).rejects.toMatchObject({ message: "vault_locked" });1156    await expect(adapter.buildOutgoingDeviceManifest?.()).rejects.toMatchObject({ message: "vault_locked" });1157  });1158});