/**
 * Copyright 2017 Google Inc. All rights reserved.
 * Modifications copyright (c) Microsoft Corporation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

const fs = require('fs');
const path = require('path');
const utils = require('./utils');
const os = require('os');

const {mkdtempAsync, makeUserDataDir, removeUserDataDir} = utils;
const {FFOX, MAC, CHROMIUM, WEBKIT, WIN, USES_HOOKS} = testOptions;

registerFixture('userDataDir', async ({}, test) => {
  const userDataDir = await mkdtempAsync(path.join(os.tmpdir(), 'playwright_dev_profile-'));
  try {
    await test(userDataDir);
  } finally {
    removeFolderAsync(userDataDir).catch(e => {});
  }
});

registerFixture('launchPersistent', async ({userDataDir, defaultBrowserOptions, browserType}, test) => {
  let context;
  async function launchPersistent(options) {
    if (context)
      throw new Error('can only launch one persitent context');
    context = await browserType.launchPersistentContext(userDataDir, {...defaultBrowserOptions, ...options});
    const page = context.pages()[0];
    return {context, page};
  }
  try {
    await test(launchPersistent);
  } finally {
    if (context)
      await context.close();
  }
});

it('context.cookies() should work', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent();
  await page.goto(server.EMPTY_PAGE);
  const documentCookie = await page.evaluate(() => {
    document.cookie = 'username=John Doe';
    return document.cookie;
  });
  expect(documentCookie).toBe('username=John Doe');
  expect(await page.context().cookies()).toEqual([{
    name: 'username',
    value: 'John Doe',
    domain: 'localhost',
    path: '/',
    expires: -1,
    httpOnly: false,
    secure: false,
    sameSite: 'None',
  }]);
});

it('context.addCookies() should work', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent();
  await page.goto(server.EMPTY_PAGE);
  await page.context().addCookies([{
    url: server.EMPTY_PAGE,
    name: 'username',
    value: 'John Doe'
  }]);
  expect(await page.evaluate(() => document.cookie)).toBe('username=John Doe');
  expect(await page.context().cookies()).toEqual([{
    name: 'username',
    value: 'John Doe',
    domain: 'localhost',
    path: '/',
    expires: -1,
    httpOnly: false,
    secure: false,
    sameSite: 'None',
  }]);
});

it('context.clearCookies() should work', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent();
  await page.goto(server.EMPTY_PAGE);
  await page.context().addCookies([{
    url: server.EMPTY_PAGE,
    name: 'cookie1',
    value: '1'
  }, {
    url: server.EMPTY_PAGE,
    name: 'cookie2',
    value: '2'
  }]);
  expect(await page.evaluate('document.cookie')).toBe('cookie1=1; cookie2=2');
  await page.context().clearCookies();
  await page.reload();
  expect(await page.context().cookies([])).toEqual([]);
  expect(await page.evaluate('document.cookie')).toBe('');
});

it('should(not) block third party cookies', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent();
  await page.goto(server.EMPTY_PAGE);
  await page.evaluate(src => {
    let fulfill;
    const promise = new Promise(x => fulfill = x);
    const iframe = document.createElement('iframe');
    document.body.appendChild(iframe);
    iframe.onload = fulfill;
    iframe.src = src;
    return promise;
  }, server.CROSS_PROCESS_PREFIX + '/grid.html');
  const documentCookie = await page.frames()[1].evaluate(() => {
    document.cookie = 'username=John Doe';
    return document.cookie;
  });
  await page.waitForTimeout(2000);
  const allowsThirdParty = CHROMIUM || FFOX;
  expect(documentCookie).toBe(allowsThirdParty ? 'username=John Doe' : '');
  const cookies = await context.cookies(server.CROSS_PROCESS_PREFIX + '/grid.html');
  if (allowsThirdParty) {
    expect(cookies).toEqual([
      {
        "domain": "127.0.0.1",
        "expires": -1,
        "httpOnly": false,
        "name": "username",
        "path": "/",
        "sameSite": "None",
        "secure": false,
        "value": "John Doe"
      }
    ]);
  } else {
    expect(cookies).toEqual([]);
  }
});

it('should support viewport option', async ({launchPersistent}) => {
  const {page, context} = await launchPersistent({viewport: { width: 456, height: 789 }});
  await utils.verifyViewport(page, 456, 789);
  const page2 = await context.newPage();
  await utils.verifyViewport(page2, 456, 789);
});

it('should support deviceScaleFactor option', async ({launchPersistent}) => {
  const {page, context} = await launchPersistent({deviceScaleFactor: 3});
  expect(await page.evaluate('window.devicePixelRatio')).toBe(3);
});

it('should support userAgent option', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({userAgent: 'foobar'});
  expect(await page.evaluate(() => navigator.userAgent)).toBe('foobar');
  const [request] = await Promise.all([
    server.waitForRequest('/empty.html'),
    page.goto(server.EMPTY_PAGE),
  ]);
  expect(request.headers['user-agent']).toBe('foobar');
});

it('should support bypassCSP option', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({bypassCSP: true});
  await page.goto(server.PREFIX + '/csp.html');
  await page.addScriptTag({content: 'window.__injected = 42;'});
  expect(await page.evaluate(() => window.__injected)).toBe(42);
});

it('should support javascriptEnabled option', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({javaScriptEnabled: false});
  await page.goto('data:text/html, <script>var something = "forbidden"</script>');
  let error = null;
  await page.evaluate('something').catch(e => error = e);
  if (WEBKIT)
    expect(error.message).toContain('Can\'t find variable: something');
  else
    expect(error.message).toContain('something is not defined');
});

it('should support httpCredentials option', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({httpCredentials: { username: 'user', password: 'pass' }});
  server.setAuth('/playground.html', 'user', 'pass');
  const response = await page.goto(server.PREFIX + '/playground.html');
  expect(response.status()).toBe(200);
});

it('should support offline option', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({offline: true});
  const error = await page.goto(server.EMPTY_PAGE).catch(e => e);
  expect(error).toBeTruthy();
});

it.skip(true)('should support acceptDownloads option', async ({server, launchPersistent}) => {
  // TODO: unskip once we support downloads in persistent context.
  const {page, context} = await launchPersistent({acceptDownloads: true});
  server.setRoute('/download', (req, res) => {
    res.setHeader('Content-Type', 'application/octet-stream');
    res.setHeader('Content-Disposition', 'attachment');
    res.end(`Hello world`);
  });
  await page.setContent(`<a href="${server.PREFIX}/download">download</a>`);
  const [ download ] = await Promise.all([
    page.waitForEvent('download'),
    page.click('a')
  ]);
  const path = await download.path();
  expect(fs.existsSync(path)).toBeTruthy();
  expect(fs.readFileSync(path).toString()).toBe('Hello world');
});

it('should support hasTouch option', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({hasTouch: true});
  await page.goto(server.PREFIX + '/mobile.html');
  expect(await page.evaluate(() => 'ontouchstart' in window)).toBe(true);
});

it.skip(FFOX)('should work in persistent context', async ({server, launchPersistent}) => {
  // Firefox does not support mobile.
  const {page, context} = await launchPersistent({viewport: {width: 320, height: 480}, isMobile: true});
  await page.goto(server.PREFIX + '/empty.html');
  expect(await page.evaluate(() => window.innerWidth)).toBe(980);
});

it('should support colorScheme option', async ({launchPersistent}) => {
  const {page, context} = await launchPersistent({colorScheme: 'dark'});
  expect(await page.evaluate(() => matchMedia('(prefers-color-scheme: light)').matches)).toBe(false);
  expect(await page.evaluate(() => matchMedia('(prefers-color-scheme: dark)').matches)).toBe(true);
});

it('should support timezoneId option', async ({launchPersistent}) => {
  const {page, context} = await launchPersistent({timezoneId: 'America/Jamaica'});
  expect(await page.evaluate(() => new Date(1479579154987).toString())).toBe('Sat Nov 19 2016 13:12:34 GMT-0500 (Eastern Standard Time)');
});

it('should support locale option', async ({launchPersistent}) => {
  const {page, context} = await launchPersistent({locale: 'fr-CH'});
  expect(await page.evaluate(() => navigator.language)).toBe('fr-CH');
});

it('should support geolocation and permissions options', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({geolocation: {longitude: 10, latitude: 10}, permissions: ['geolocation']});
  await page.goto(server.EMPTY_PAGE);
  const geolocation = await page.evaluate(() => new Promise(resolve => navigator.geolocation.getCurrentPosition(position => {
    resolve({latitude: position.coords.latitude, longitude: position.coords.longitude});
  })));
  expect(geolocation).toEqual({latitude: 10, longitude: 10});
});

it('should support ignoreHTTPSErrors option', async ({httpsServer, launchPersistent}) => {
  const {page, context} = await launchPersistent({ignoreHTTPSErrors: true});
  let error = null;
  const response = await page.goto(httpsServer.EMPTY_PAGE).catch(e => error = e);
  expect(error).toBe(null);
  expect(response.ok()).toBe(true);
});

it('should support extraHTTPHeaders option', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent({extraHTTPHeaders: { foo: 'bar' }});
  const [request] = await Promise.all([
    server.waitForRequest('/empty.html'),
    page.goto(server.EMPTY_PAGE),
  ]);
  expect(request.headers['foo']).toBe('bar');
});

it('should accept userDataDir', async ({launchPersistent, userDataDir}) => {
  const {page, context} = await launchPersistent();
  // Note: we need an open page to make sure its functional.
  expect(fs.readdirSync(userDataDir).length).toBeGreaterThan(0);
  await context.close();
  expect(fs.readdirSync(userDataDir).length).toBeGreaterThan(0);
  // This might throw. See https://github.com/GoogleChrome/puppeteer/issues/2778
  await removeUserDataDir(userDataDir);
});

it.slow()('should restore state from userDataDir', async({browserType, defaultBrowserOptions, server, launchPersistent}) => {
  const userDataDir = await makeUserDataDir();
  const browserContext = await browserType.launchPersistentContext(userDataDir, defaultBrowserOptions);
  const page = await browserContext.newPage();
  await page.goto(server.EMPTY_PAGE);
  await page.evaluate(() => localStorage.hey = 'hello');
  await browserContext.close();

  const browserContext2 = await browserType.launchPersistentContext(userDataDir, defaultBrowserOptions);
  const page2 = await browserContext2.newPage();
  await page2.goto(server.EMPTY_PAGE);
  expect(await page2.evaluate(() => localStorage.hey)).toBe('hello');
  await browserContext2.close();

  const userDataDir2 = await makeUserDataDir();
  const browserContext3 = await browserType.launchPersistentContext(userDataDir2, defaultBrowserOptions);
  const page3 = await browserContext3.newPage();
  await page3.goto(server.EMPTY_PAGE);
  expect(await page3.evaluate(() => localStorage.hey)).not.toBe('hello');
  await browserContext3.close();

  // This might throw. See https://github.com/GoogleChrome/puppeteer/issues/2778
  await removeUserDataDir(userDataDir);
  await removeUserDataDir(userDataDir2);
});

it.fail(CHROMIUM && (WIN || MAC)).slow()('should restore cookies from userDataDir', async({browserType, defaultBrowserOptions,  server, launchPersistent}) => {
  const userDataDir = await makeUserDataDir();
  const browserContext = await browserType.launchPersistentContext(userDataDir, defaultBrowserOptions);
  const page = await browserContext.newPage();
  await page.goto(server.EMPTY_PAGE);
  const documentCookie = await page.evaluate(() => {
    document.cookie = 'doSomethingOnlyOnce=true; expires=Fri, 31 Dec 9999 23:59:59 GMT';
    return document.cookie;
  });
  expect(documentCookie).toBe('doSomethingOnlyOnce=true');
  await browserContext.close();

  const browserContext2 = await browserType.launchPersistentContext(userDataDir, defaultBrowserOptions);
  const page2 = await browserContext2.newPage();
  await page2.goto(server.EMPTY_PAGE);
  expect(await page2.evaluate(() => document.cookie)).toBe('doSomethingOnlyOnce=true');
  await browserContext2.close();

  const userDataDir2 = await makeUserDataDir();
  const browserContext3 = await browserType.launchPersistentContext(userDataDir2, defaultBrowserOptions);
  const page3 = await browserContext3.newPage();
  await page3.goto(server.EMPTY_PAGE);
  expect(await page3.evaluate(() => document.cookie)).not.toBe('doSomethingOnlyOnce=true');
  await browserContext3.close();

  // This might throw. See https://github.com/GoogleChrome/puppeteer/issues/2778
  await removeUserDataDir(userDataDir);
  await removeUserDataDir(userDataDir2);
});

it('should have default URL when launching browser', async ({launchPersistent}) => {
  const {page, context} = await launchPersistent();
  const urls = context.pages().map(page => page.url());
  expect(urls).toEqual(['about:blank']);
});

it.skip(FFOX)('should throw if page argument is passed', async ({browserType, defaultBrowserOptions, server, userDataDir}) => {
  const options = {...defaultBrowserOptions, args: [server.EMPTY_PAGE] };
  const error = await browserType.launchPersistentContext(userDataDir, options).catch(e => e);
  expect(error.message).toContain('can not specify page');
});

it.skip(USES_HOOKS)('should have passed URL when launching with ignoreDefaultArgs: true', async ({browserType, defaultBrowserOptions, server, userDataDir, toImpl}) => {
  const args = toImpl(browserType)._defaultArgs(defaultBrowserOptions, 'persistent', userDataDir, 0).filter(a => a !== 'about:blank');
  const options = {
    ...defaultBrowserOptions,
    args: [...args, server.EMPTY_PAGE],
    ignoreDefaultArgs: true,
  };
  const browserContext = await browserType.launchPersistentContext(userDataDir, options);
  if (!browserContext.pages().length)
    await browserContext.waitForEvent('page');
  await browserContext.pages()[0].waitForLoadState();
  const gotUrls = browserContext.pages().map(page => page.url());
  expect(gotUrls).toEqual([server.EMPTY_PAGE]);
  await browserContext.close();
});

it.skip(USES_HOOKS)('should handle timeout', async({browserType, defaultBrowserOptions, userDataDir}) => {
  const options = { ...defaultBrowserOptions, timeout: 5000, __testHookBeforeCreateBrowser: () => new Promise(f => setTimeout(f, 6000)) };
  const error = await browserType.launchPersistentContext(userDataDir, options).catch(e => e);
  expect(error.message).toContain(`browserType.launchPersistentContext: Timeout 5000ms exceeded.`);
});

it.skip(USES_HOOKS)('should handle exception', async({browserType, defaultBrowserOptions, userDataDir}) => {
  const e = new Error('Dummy');
  const options = { ...defaultBrowserOptions, __testHookBeforeCreateBrowser: () => { throw e; } };
  const error = await browserType.launchPersistentContext(userDataDir, options).catch(e => e);
  expect(error.message).toContain('Dummy');
});

it('should fire close event for a persistent context', async({launchPersistent}) => {
  const {page, context} = await launchPersistent();
  let closed = false;
  context.on('close', () => closed = true);
  await context.close();
  expect(closed).toBe(true);
});

it.skip(!CHROMIUM)('coverage should work', async ({server, launchPersistent}) => {
  const {page, context} = await launchPersistent();
  await page.coverage.startJSCoverage();
  await page.goto(server.PREFIX + '/jscoverage/simple.html', { waitUntil: 'load' });
  const coverage = await page.coverage.stopJSCoverage();
  expect(coverage.length).toBe(1);
  expect(coverage[0].url).toContain('/jscoverage/simple.html');
  expect(coverage[0].functions.find(f => f.functionName === 'foo').ranges[0].count).toEqual(1);
});

it.skip(CHROMIUM)('coverage should be missing', async ({launchPersistent}) => {
  const {page, context} = await launchPersistent();
  expect(page.coverage).toBe(null);
});