binect-chrome/tests/setup.ts

/**
 * Jest test setup
 * Mocks browser APIs
 */

import { webcrypto } from 'crypto';

// Mock Web Crypto API
Object.defineProperty(globalThis, 'crypto', {
  value: webcrypto
});

// Mock Chrome API
const mockChrome = {
  storage: {
    local: {
      get: jest.fn(),
      set: jest.fn(),
      remove: jest.fn(),
      clear: jest.fn()
    }
  },
  runtime: {
    sendMessage: jest.fn(),
    onMessage: {
      addListener: jest.fn()
    },
    onInstalled: {
      addListener: jest.fn()
    },
    onStartup: {
      addListener: jest.fn()
    },
    getURL: jest.fn((path) => `chrome-extension://test/${path}`)
  },
  downloads: {
    search: jest.fn(),
    onChanged: {
      addListener: jest.fn()
    }
  },
  action: {
    setBadgeText: jest.fn(),
    setBadgeBackgroundColor: jest.fn()
  },
  alarms: {
    create: jest.fn(),
    onAlarm: {
      addListener: jest.fn()
    }
  },
  tabs: {
    create: jest.fn(),
    onUpdated: {
      addListener: jest.fn()
    },
    query: jest.fn()
  }
};

Object.defineProperty(globalThis, 'chrome', {
  value: mockChrome,
  writable: true
});

// Mock fetch
Object.defineProperty(globalThis, 'fetch', {
  value: jest.fn(),
  writable: true
});

// Mock btoa/atob
Object.defineProperty(globalThis, 'btoa', {
  value: (str: string) => Buffer.from(str, 'binary').toString('base64'),
  writable: true
});

Object.defineProperty(globalThis, 'atob', {
  value: (str: string) => Buffer.from(str, 'base64').toString('binary'),
  writable: true
});

// Mock TextEncoder/TextDecoder (from util)
import { TextEncoder, TextDecoder } from 'util';
Object.defineProperty(globalThis, 'TextEncoder', {
  value: TextEncoder,
  writable: true
});

Object.defineProperty(globalThis, 'TextDecoder', {
  value: TextDecoder,
  writable: true
});