[Init] Initial commit - NetMesh terminal manager

application/state/useCloudSync.masterKey.test.ts

@@ -0,0 +1,57 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+
+import { SYNC_STORAGE_KEYS } from "../../domain/sync.ts";
+import { EncryptionService } from "../../infrastructure/services/EncryptionService.ts";
+import { handleStorageEventImpl } from "../../infrastructure/services/cloudSync/stateAndSecurityMethods.ts";
+
+test("master key replacement from another window locks the current window and clears the old password", async () => {
+  const oldConfig = await EncryptionService.createMasterKeyConfig("old-master-password");
+  const newConfig = await EncryptionService.createMasterKeyConfig("new-master-password");
+  const fakeStorage = {};
+  const originalWindow = globalThis.window;
+  let notifyCount = 0;
+  let stopAutoSyncCount = 0;
+  let syncSecurityGenerationCount = 0;
+
+  (globalThis as typeof globalThis & { window?: unknown }).window = {
+    localStorage: fakeStorage,
+  };
+
+  const manager = {
+    state: {
+      masterKeyConfig: oldConfig,
+      securityState: "UNLOCKED",
+      unlockedKey: await EncryptionService.unlockMasterKey("old-master-password", oldConfig),
+    },
+    masterPassword: "old-master-password",
+    safeJsonParse: (value: string | null) => (value ? JSON.parse(value) : null),
+    stopAutoSync: () => {
+      stopAutoSyncCount += 1;
+    },
+    bumpSyncSecurityGeneration: () => {
+      syncSecurityGenerationCount += 1;
+    },
+    notifyStateChange: () => {
+      notifyCount += 1;
+    },
+  };
+
+  try {
+    handleStorageEventImpl.call(manager, {
+      storageArea: fakeStorage,
+      key: SYNC_STORAGE_KEYS.MASTER_KEY_CONFIG,
+      newValue: JSON.stringify(newConfig),
+    } as StorageEvent);
+  } finally {
+    (globalThis as typeof globalThis & { window?: unknown }).window = originalWindow;
+  }
+
+  assert.equal(manager.state.masterKeyConfig.verificationHash, newConfig.verificationHash);
+  assert.equal(manager.state.securityState, "LOCKED");
+  assert.equal(manager.state.unlockedKey, null);
+  assert.equal(manager.masterPassword, null);
+  assert.equal(stopAutoSyncCount, 1);
+  assert.equal(syncSecurityGenerationCount, 1);
+  assert.equal(notifyCount, 1);
+});