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, signDeviceRevocation } = 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 issuerSigningPublicKeyHex = pubkeyToHex(issuerKp.publicKeyRaw);566    const signedRevocation = await signDeviceRevocation(567      {568        deviceId: "stolen-laptop",569        longTermPublicKeyHex: "d".repeat(64),570        revokedAt: Date.now(),571        revokedByDeviceId: issuerId,572      },573      issuerKp.privateKey,574      issuerSigningPublicKeyHex,575    );576    const revocation = await buildSignedDeviceManifest(577      issuerId,578      [],579      issuerKp.privateKey,580      { revoked: [signedRevocation] },581    );582    await adapter.applyIncomingDeviceManifest?.(583      revocation,584      new Uint8Array(32).fill(0xcc),585    );586587    expect(await findPairedDeviceById("stolen-laptop")).toBeNull();588    expect(await isDeviceRevoked("stolen-laptop")).toBe(true);589590    // The stolen device is now vouched back in by a later manifest carrying a591    // fresh pairedAt — exactly the resurrection a timestamp-ordered design592    // would allow. It must not come back.593    const revouch = await buildSignedDeviceManifest(594      issuerId,595      [596        {597          deviceId: "stolen-laptop",598          deviceName: "Old Laptop",599          deviceType: "extension",600          longTermPublicKeyHex: "d".repeat(64),601          signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),602          pairedAt: Date.now() + 60_000,603        },604      ],605      issuerKp.privateKey,606    );607    await adapter.applyIncomingDeviceManifest?.(608      revouch,609      new Uint8Array(32).fill(0xcc),610    );611612    expect(await findPairedDeviceById("stolen-laptop")).toBeNull();613    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");614    expect(await listPendingVouchedDevices()).toHaveLength(0);615  });616617  it("§C: a peer cannot revoke US, and our outgoing manifest carries our revocations", async () => {618    const { adapter } = await setupVault();619    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");620    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");621    const {622      isDeviceRevoked,623      revokeDeviceById,624      upsertPairedDevice,625    } = await import("./paired-devices");626    const { getOrCreateDeviceId } = await import("./device-identity");627628    const ourDeviceId = await getOrCreateDeviceId();629    const issuerId = "phone-issuer";630    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x28), issuerId);631    await upsertPairedDevice({632      deviceId: issuerId,633      deviceName: "Pixel",634      deviceType: "android",635      longTermPublicKeyHex: "c".repeat(64),636      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),637      pairedAt: 1,638      trustSource: "direct",639    });640641    // A compromised peer tries to sever the mesh by revoking this device.642    const selfRevoke = await buildSignedDeviceManifest(643      issuerId,644      [],645      issuerKp.privateKey,646      {647        revoked: [648          {649            deviceId: ourDeviceId,650            longTermPublicKeyHex: "e".repeat(64),651            revokedAt: Date.now(),652            revokedByDeviceId: issuerId,653          },654        ],655      },656    );657    await adapter.applyIncomingDeviceManifest?.(658      selfRevoke,659      new Uint8Array(32).fill(0xcc),660    );661    expect(await isDeviceRevoked(ourDeviceId)).toBe(false);662663    // Our own revocations ride out in the manifest we build, and the revoked664    // device is absent from the vouched list.665    await upsertPairedDevice({666      deviceId: "retired-tablet",667      deviceName: "Retired Tablet",668      deviceType: "android",669      longTermPublicKeyHex: "f".repeat(64),670      signingPublicKeyHex: await signingPubkeyHex("retired-tablet"),671      pairedAt: 3,672      trustSource: "direct",673    });674    await revokeDeviceById("retired-tablet", ourDeviceId);675676    const outgoing = await adapter.buildOutgoingDeviceManifest?.();677    expect(outgoing?.body.revoked.map((r) => r.deviceId)).toEqual(["retired-tablet"]);678    expect(outgoing?.body.devices.map((d) => d.deviceId)).not.toContain("retired-tablet");679  });680681  // PB-26-116: rows written before `trustSource` existed carry no provenance.682  // The manifest-apply path used to default them to "direct", which is the683  // opposite of the fail-closed rule PB-26-006 established for the mesh routing684  // gate — a legacy row became a dial target, manifest issuer, and revocation-685  // repair participant on the strength of a signed manifest alone.686  it("a legacy row with no trustSource is not upgraded to direct by a manifest apply", async () => {687    const { adapter } = await setupVault();688    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");689    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");690    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");691    const { isRouteCapableMeshPeer } = await import("../shared/mesh-peer-role");692693    const issuerId = "android-legacy-issuer";694    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x25), issuerId);695    await upsertPairedDevice({696      deviceId: issuerId,697      deviceName: "Issuer Pixel",698      deviceType: "android",699      longTermPublicKeyHex: "1".repeat(64),700      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),701      pairedAt: 1_700_000_000_000,702      trustSource: "direct",703    });704705    // A row predating the field: present in the registry, no recorded706    // provenance. Seeded through storage so no writer stamps a default.707    const legacyId = "legacy-peer";708    const registry = local.peach_paired_devices_v3 as Array<Record<string, unknown>>;709    registry.push({710      deviceId: legacyId,711      deviceName: "Legacy Peer",712      deviceType: "android",713      longTermPublicKeyHex: "3".repeat(64),714      signingPublicKeyHex: await signingPubkeyHex(legacyId),715      rendezvousSecretHex: "9".repeat(64),716      relayUrl: MESH_RELAY,717      pairedAt: 1_700_000_000_000,718    });719720    const manifest = await buildSignedDeviceManifest(721      issuerId,722      [{723        deviceId: legacyId,724        deviceName: "Legacy Peer",725        deviceType: "android",726        longTermPublicKeyHex: "3".repeat(64),727        signingPublicKeyHex: await signingPubkeyHex(legacyId),728        relayUrl: MESH_RELAY,729        pairedAt: 1_700_000_000_000,730      }],731      issuerKp.privateKey,732    );733    await adapter.applyIncomingDeviceManifest?.(734      manifest,735      new Uint8Array(32).fill(0x11),736    );737738    const row = await findPairedDeviceById(legacyId);739    expect(row).not.toBeNull();740    // Not silently promoted: unknown provenance stays unknown.741    expect(row?.trustSource).toBeUndefined();742    expect(row?.trustSource).not.toBe("direct");743    // And therefore not a routing authority.744    expect(isRouteCapableMeshPeer(row!)).toBe(false);745  });746747  it("accepts a manifest from the phone it paired with — mesh introduction runs in that direction", async () => {748    // The browser can never listen, so it joins the mesh THROUGH a native peer;749    // that peer is the one holding the peer list. A phone-issued manifest must750    // therefore be honoured. MV-7 still applies: the introduced device lands in751    // the pending queue, not the registry.752    const { adapter } = await setupVault();753    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");754    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");755    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");756    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");757    const vault = await import("./vault");758759    const mobileIssuerId = "android-issuer";760    const mobileIssuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x25), mobileIssuerId);761    await upsertPairedDevice({762      deviceId: mobileIssuerId,763      deviceName: "Issuer Pixel",764      deviceType: "android",765      longTermPublicKeyHex: "1".repeat(64),766      signingPublicKeyHex: pubkeyToHex(mobileIssuerKp.publicKeyRaw),767      pairedAt: 1_700_000_000_000,768      trustSource: "direct",769    });770    const mobileManifest = await buildSignedDeviceManifest(771      mobileIssuerId,772      [{773        deviceId: "mesh-peer",774        deviceName: "Other Pixel",775        deviceType: "android",776        longTermPublicKeyHex: "2".repeat(64),777        signingPublicKeyHex: await signingPubkeyHex("mesh-peer"),778        relayUrl: MESH_RELAY,779        pairedAt: 1_700_000_000_010,780      }],781      mobileIssuerKp.privateKey,782    );783    await adapter.applyIncomingDeviceManifest?.(784      mobileManifest,785      new Uint8Array(32).fill(0x11),786    );787788    expect(await findPairedDeviceById("mesh-peer")).toMatchObject({789      trustSource: "vouched",790      relayUrl: MESH_RELAY,791    });792    expect((await findPairedDeviceById("mesh-peer"))?.rendezvousSecretHex).toBeUndefined();793    const { getPairSecret: getPairSecretMesh } = await import("./pair-secrets");794    await expect(getPairSecretMesh("mesh-peer", vault.getRootKeyHex())).resolves.toMatch(795      /^[0-9a-f]{64}$/,796    );797    expect(await listPendingVouchedDevices()).toEqual([]);798  });799800  it("applyIncomingDeviceManifest accepts vouched issuers but rejects unauthenticated and bad signatures", async () => {801    const { vault, adapter } = await setupVault();802    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");803    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");804    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");805    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");806807    // Once admitted, a peer propagates the pool without relying on the device808    // that introduced it. The Noise-authenticated key and stored signing key809    // still bind the manifest to this known mesh member.810    const vouchedIssuerId = "android-vouched-issuer";811    const vouchedKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x25), vouchedIssuerId);812    await upsertPairedDevice({813      deviceId: vouchedIssuerId,814      deviceName: "Second-hand Pixel",815      deviceType: "android",816      longTermPublicKeyHex: "1".repeat(64),817      signingPublicKeyHex: pubkeyToHex(vouchedKp.publicKeyRaw),818      pairedAt: 1_700_000_000_000,819      trustSource: "vouched",820    });821    const onward = await buildSignedDeviceManifest(822      vouchedIssuerId,823      [{824        deviceId: "onward-mesh-peer",825        deviceName: "Other Pixel",826        deviceType: "android",827        longTermPublicKeyHex: "2".repeat(64),828        signingPublicKeyHex: await signingPubkeyHex("onward-mesh-peer"),829        relayUrl: MESH_RELAY,830        pairedAt: 1_700_000_000_010,831      }],832      vouchedKp.privateKey,833    );834    await adapter.applyIncomingDeviceManifest?.(835      onward,836      new Uint8Array(32).fill(0x11),837    );838    expect(await findPairedDeviceById("onward-mesh-peer")).toMatchObject({839      trustSource: "vouched",840      relayUrl: MESH_RELAY,841    });842    expect((await findPairedDeviceById("onward-mesh-peer"))?.rendezvousSecretHex).toBeUndefined();843    const { getPairSecret: getPairSecretOnward } = await import("./pair-secrets");844    await expect(getPairSecretOnward("onward-mesh-peer", vault.getRootKeyHex())).resolves.toMatch(845      /^[0-9a-f]{64}$/,846    );847    expect(await listPendingVouchedDevices()).toEqual([]);848849    const extensionIssuerId = "extension-bad-sig";850    const extensionKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x26), extensionIssuerId);851    await upsertPairedDevice({852      deviceId: extensionIssuerId,853      deviceName: "Chrome",854      deviceType: "extension",855      longTermPublicKeyHex: "3".repeat(64),856      signingPublicKeyHex: pubkeyToHex(extensionKp.publicKeyRaw),857      pairedAt: 1_700_000_000_020,858      trustSource: "direct",859    });860    const good = await buildSignedDeviceManifest(861      extensionIssuerId,862      [{863        deviceId: "forged-add",864        deviceName: "Forged Pixel",865        deviceType: "android",866        longTermPublicKeyHex: "4".repeat(64),867        signingPublicKeyHex: await signingPubkeyHex("forged-add"),868        pairedAt: 1_700_000_000_030,869      }],870      extensionKp.privateKey,871    );872    await adapter.applyIncomingDeviceManifest?.(873      good,874      new Uint8Array(32).fill(0x44),875    );876    expect(await findPairedDeviceById("forged-add")).toBeNull();877878    const forged = {879      ...good,880      signatureHex:881        good.signatureHex.slice(0, 2) +882        ((parseInt(good.signatureHex.slice(2, 4), 16) ^ 0xff).toString(16).padStart(2, "0")) +883        good.signatureHex.slice(4),884    };885    await adapter.applyIncomingDeviceManifest?.(886      forged,887      new Uint8Array(32).fill(0x33),888    );889    expect(await findPairedDeviceById("forged-add")).toBeNull();890  });891892  it("rejects a manifest when the stored issuer signing key is stale", async () => {893    const { vault, adapter } = await setupVault();894    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");895    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");896    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");897898    const issuerId = "stale-key-android";899    const rootHex = vault.getRootKeyHex()!;900    const root = Uint8Array.from(rootHex.match(/../g)!.map((b) => parseInt(b, 16)));901    const issuerKp = await deriveSyncSigningKeypair(root, issuerId);902903    await upsertPairedDevice({904      deviceId: issuerId,905      deviceName: "Pixel",906      deviceType: "android",907      longTermPublicKeyHex: "c".repeat(64),908      signingPublicKeyHex: "ff".repeat(32),909      pairedAt: 1_700_000_000_000,910      trustSource: "direct",911    });912913    const manifest = await buildSignedDeviceManifest(914      issuerId,915      [{916        deviceId: "onward-peer",917        deviceName: "Forwarded iPad",918        deviceType: "extension",919        longTermPublicKeyHex: "e".repeat(64),920        signingPublicKeyHex: pubkeyToHex(921          (await deriveSyncSigningKeypair(root, "onward-peer")).publicKeyRaw,922        ),923        relayUrl: MESH_RELAY,924        pairedAt: 1_700_000_000_010,925      }],926      issuerKp.privateKey,927    );928929    await adapter.applyIncomingDeviceManifest?.(manifest, new Uint8Array(32).fill(0xcc));930931    expect(await findPairedDeviceById("onward-peer")).toBeNull();932  });933934  it("S1: a manifest signed by one paired peer is refused over a session authenticated as another", async () => {935    const { adapter } = await setupVault();936    const { buildSignedDeviceManifest } = await import("../shared/device-manifest");937    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");938    const { upsertPairedDevice } = await import("./paired-devices");939    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");940941    // Both peers are DIRECTLY paired, so neither the trustSource gate nor an942    // unknown-key lookup can be what rejects this — only the binding between943    // the Noise-authenticated static key and the manifest's claimed issuer.944    const alphaKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x51), "peer-alpha");945    const betaKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x52), "peer-beta");946    await upsertPairedDevice({947      deviceId: "peer-alpha",948      deviceName: "Alpha",949      deviceType: "android",950      longTermPublicKeyHex: "a".repeat(64),951      signingPublicKeyHex: pubkeyToHex(alphaKp.publicKeyRaw),952      pairedAt: 1,953      trustSource: "direct",954    });955    await upsertPairedDevice({956      deviceId: "peer-beta",957      deviceName: "Beta",958      deviceType: "android",959      longTermPublicKeyHex: "b".repeat(64),960      signingPublicKeyHex: pubkeyToHex(betaKp.publicKeyRaw),961      pairedAt: 2,962      trustSource: "direct",963    });964965    const fromBeta = await buildSignedDeviceManifest(966      "peer-beta",967      [{968        deviceId: "smuggled",969        deviceName: "Smuggled",970        deviceType: "android",971        longTermPublicKeyHex: "5".repeat(64),972        signingPublicKeyHex: await signingPubkeyHex("smuggled"),973        relayUrl: MESH_RELAY,974        pairedAt: 3,975      }],976      betaKp.privateKey,977    );978979    // Delivered over a session Noise-authenticated as ALPHA.980    await adapter.applyIncomingDeviceManifest?.(fromBeta, new Uint8Array(32).fill(0xaa));981    expect(await listPendingVouchedDevices()).toEqual([]);982983    // Same manifest, same devices, delivered over BETA's session: it must land.984    // Without this control the assertion above could pass for any reason.985    await adapter.applyIncomingDeviceManifest?.(fromBeta, new Uint8Array(32).fill(0xbb));986    const { findPairedDeviceById } = await import("./paired-devices");987    expect(await findPairedDeviceById("smuggled")).toMatchObject({988      trustSource: "vouched",989      relayUrl: MESH_RELAY,990    });991    expect(await listPendingVouchedDevices()).toEqual([]);992  });993  it("S1: a revoked long-term key cannot walk back in under a fresh deviceId", async () => {994    const { adapter } = await setupVault();995    const { buildSignedDeviceManifest, signDeviceRevocation } = await import("../shared/device-manifest");996    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");997    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");998    const { listPendingVouchedDevices } = await import("./pending-vouched-devices");9991000    const issuerId = "phone-issuer";1001    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x53), issuerId);1002    const stolenKey = "d".repeat(64);1003    await upsertPairedDevice({1004      deviceId: issuerId,1005      deviceName: "Pixel",1006      deviceType: "android",1007      longTermPublicKeyHex: "c".repeat(64),1008      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),1009      pairedAt: 1,1010      trustSource: "direct",1011    });1012    await upsertPairedDevice({1013      deviceId: "stolen-laptop",1014      deviceName: "Old Laptop",1015      deviceType: "extension",1016      longTermPublicKeyHex: stolenKey,1017      signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),1018      pairedAt: 2,1019      trustSource: "direct",1020    });1021    const issuerSigningPublicKeyHex = pubkeyToHex(issuerKp.publicKeyRaw);1022    const signedRevocation = await signDeviceRevocation({1023      deviceId: "stolen-laptop",1024      longTermPublicKeyHex: stolenKey,1025      revokedAt: Date.now(),1026      revokedByDeviceId: issuerId,1027    }, issuerKp.privateKey, issuerSigningPublicKeyHex);1028    const revoke = await buildSignedDeviceManifest(issuerId, [], issuerKp.privateKey, {1029      revoked: [signedRevocation],1030    });1031    await adapter.applyIncomingDeviceManifest?.(revoke, new Uint8Array(32).fill(0xcc));1032    expect(await findPairedDeviceById("stolen-laptop")).toBeNull();10331034    // deviceId is the issuer's to choose, so re-vouching the same key under a1035    // new one is free. Terminality has to follow the key, not the label.1036    const renamed = await buildSignedDeviceManifest(1037      issuerId,1038      [{1039        deviceId: "stolen-laptop-mk2",1040        deviceName: "New Laptop",1041        deviceType: "extension",1042        longTermPublicKeyHex: stolenKey,1043        signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),1044        relayUrl: MESH_RELAY,1045        pairedAt: Date.now(),1046      }],1047      issuerKp.privateKey,1048    );1049    await adapter.applyIncomingDeviceManifest?.(renamed, new Uint8Array(32).fill(0xcc));1050    expect(await listPendingVouchedDevices()).toEqual([]);1051    expect(await findPairedDeviceById("stolen-laptop-mk2")).toBeNull();10521053    // Control: the same fresh id carrying a key that was never revoked queues1054    // normally, so the rejection above is the key check and not the id.1055    const clean = await buildSignedDeviceManifest(1056      issuerId,1057      [{1058        deviceId: "stolen-laptop-mk2",1059        deviceName: "New Laptop",1060        deviceType: "extension",1061        longTermPublicKeyHex: "9".repeat(64),1062        signingPublicKeyHex: await signingPubkeyHex("stolen-laptop"),1063        relayUrl: MESH_RELAY,1064        pairedAt: Date.now(),1065      }],1066      issuerKp.privateKey,1067    );1068    await adapter.applyIncomingDeviceManifest?.(clean, new Uint8Array(32).fill(0xcc));1069    expect(await findPairedDeviceById("stolen-laptop-mk2")).toMatchObject({1070      trustSource: "vouched",1071      relayUrl: MESH_RELAY,1072    });1073    expect(await listPendingVouchedDevices()).toEqual([]);1074  });10751076  it("S1: a revoked key cannot be written onto a device we still trust", async () => {1077    const { adapter } = await setupVault();1078    const { buildSignedDeviceManifest, signDeviceRevocation } = await import("../shared/device-manifest");1079    const { deriveSyncSigningKeypair, pubkeyToHex } = await import("../shared/sync-identity");1080    const { findPairedDeviceById, upsertPairedDevice } = await import("./paired-devices");10811082    const issuerId = "phone-issuer";1083    const issuerKp = await deriveSyncSigningKeypair(new Uint8Array(32).fill(0x54), issuerId);1084    const revokedKey = "d".repeat(64);1085    await upsertPairedDevice({1086      deviceId: issuerId,1087      deviceName: "Pixel",1088      deviceType: "android",1089      longTermPublicKeyHex: "c".repeat(64),1090      signingPublicKeyHex: pubkeyToHex(issuerKp.publicKeyRaw),1091      pairedAt: 1,1092      trustSource: "direct",1093    });1094    await upsertPairedDevice({1095      deviceId: "trusted-tablet",1096      deviceName: "Tablet",1097      deviceType: "android",1098      longTermPublicKeyHex: "7".repeat(64),1099      signingPublicKeyHex: await signingPubkeyHex("trusted-tablet"),1100      pairedAt: 2,1101      trustSource: "direct",1102    });11031104    const issuerSigningPublicKeyHex = pubkeyToHex(issuerKp.publicKeyRaw);1105    const signedRevocation = await signDeviceRevocation({1106      deviceId: "stolen-laptop",1107      longTermPublicKeyHex: revokedKey,1108      revokedAt: Date.now(),1109      revokedByDeviceId: issuerId,1110    }, issuerKp.privateKey, issuerSigningPublicKeyHex);1111    const revoke = await buildSignedDeviceManifest(issuerId, [], issuerKp.privateKey, {1112      revoked: [signedRevocation],1113    });1114    await adapter.applyIncomingDeviceManifest?.(revoke, new Uint8Array(32).fill(0xcc));11151116    // The manifest rotates a device we already trust onto the revoked key —1117    // the same re-admission dressed as a key rotation.1118    const rotate = await buildSignedDeviceManifest(1119      issuerId,1120      [{1121        deviceId: "trusted-tablet",1122        deviceName: "Tablet",1123        deviceType: "android",1124        longTermPublicKeyHex: revokedKey,1125        signingPublicKeyHex: await signingPubkeyHex("trusted-tablet"),1126        pairedAt: 2,1127      }],1128      issuerKp.privateKey,1129    );1130    await adapter.applyIncomingDeviceManifest?.(rotate, new Uint8Array(32).fill(0xcc));1131    expect(await findPairedDeviceById("trusted-tablet")).toMatchObject({1132      longTermPublicKeyHex: "7".repeat(64),1133    });1134  });11351136  it("methods throw VaultLockedError when the vault is locked", async () => {1137    const { vault, adapter } = await setupVault();1138    vault.lock();1139    await expect(adapter.computeVaultId()).rejects.toMatchObject({ message: "vault_locked" });1140    await expect(adapter.buildEntryManifest()).rejects.toMatchObject({ message: "vault_locked" });1141    await expect(adapter.buildTombstoneManifest()).rejects.toMatchObject({ message: "vault_locked" });1142    await expect(adapter.getEncryptedEntries(["x"])).rejects.toMatchObject({ message: "vault_locked" });1143    await expect(adapter.applyEntries({ x: "AAAA" })).rejects.toMatchObject({ message: "vault_locked" });1144    await expect(adapter.applyTombstones({ x: 1 })).rejects.toMatchObject({ message: "vault_locked" });1145    await expect(adapter.buildOutgoingDeviceManifest?.()).rejects.toMatchObject({ message: "vault_locked" });1146  });1147});