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How to use _install_build method in lisa

Best Python code snippet using lisa_python

install_test.py

Source:install_test.py

1# Copyright (c) 2012 The Chromium Authors. All rights reserved.2# Use of this source code is governed by a BSD-style license that can be3# found in the LICENSE file.4"""Test fixture for tests involving installing/updating Chrome.5Provides an interface to install or update chrome from within a testcase, and6allows users to run tests using installed version of Chrome. User and system7level installations are supported, and either one can be used for running the8tests. Currently the only platform it supports is Windows.9"""10import os11import sys12import unittest13import urllib14import chrome_installer_win15_DIRECTORY = os.path.dirname(os.path.abspath(__file__))16sys.path.append(os.path.join(_DIRECTORY, os.path.pardir, os.path.pardir,17                             os.path.pardir, 'third_party', 'webdriver',18                             'pylib'))19sys.path.append(os.path.join(_DIRECTORY, os.path.pardir, 'pylib'))20# This import should go after sys.path is set appropriately.21from chrome import Chrome22from selenium import webdriver23import selenium.webdriver.chrome.service as service24from selenium.webdriver.chrome.service import WebDriverException25from common import util26class InstallTest(unittest.TestCase):27  """Base updater test class.28  All dependencies, like Chrome installers and ChromeDriver, are downloaded at29  the beginning of the test. Dependencies are downloaded in the temp directory.30  This download occurs only once, before the first test is executed. Each test31  case starts an instance of ChromeDriver and terminates it upon completion.32  All updater tests should derive from this class.33  Example:34  class SampleUpdater(InstallTest):35    def testCanOpenGoogle(self):36      self.Install(self.GetUpdateBuilds()[0])37      self.StartChrome()38      self._driver.get('http://www.google.com/')39      self.Install(self.GetUpdateBuilds()[1])40      self.StartChrome()41      self._driver.get('http://www.google.org/')42  Include the following in your updater test script to make it run standalone.43  from install_test import Main44  if __name__ == '__main__':45    Main()46  To fire off an updater test, use the command below.47    python test_script.py --url=<URL> --update-builds=24.0.1299.0,24.0.1300.048  """49  _installer_paths = {}50  _chrome_driver = ''51  _installer_options = []52  _install_type = chrome_installer_win.InstallationType.USER53  def __init__(self, methodName='runTest'):54    unittest.TestCase.__init__(self, methodName)55    self._driver = None56    current_version = chrome_installer_win.ChromeInstallation.GetCurrent()57    if current_version:58      current_version.Uninstall()59  def setUp(self):60    """Called before each unittest to prepare the test fixture."""61    self._StartService()62  def tearDown(self):63    """Called at the end of each unittest to do any test related cleanup."""64    # Confirm ChromeDriver was instantiated, before attempting to quit.65    if self._driver is not None:66      try:67        self._driver.quit()68      except WebDriverException:69        pass70    self._service.stop()71    self._installation.Uninstall()72  def _StartService(self):73    """Starts ChromeDriver service."""74    self._service = service.Service(InstallTest._chrome_driver)75    self._service.start()76  def StartChrome(self, caps={}, options=None):77    """Creates a ChromeDriver instance.78    If both caps and options have the same settings, the settings from options79    will be used.80    Args:81      caps: Capabilities that will be passed to ChromeDriver.82      options: ChromeOptions object that will be passed to ChromeDriver.83    """84    self._driver = Chrome(self._service.service_url, caps, options)85  def Install(self, build, master_pref=None):86    """Helper method that installs the specified Chrome build.87    Args:88      build: Chrome version number that will be used for installation.89      master_pref: Location of the master preferences file.90    """91    if self._driver:92      try:93        self._driver.quit()94      except WebDriverException:95        pass96    options = []97    options.extend(self._installer_options)98    if self._install_type == chrome_installer_win.InstallationType.SYSTEM:99      options.append('--system-level')100    if master_pref:101      options.append('--installerdata=%s' % master_pref)102    self._installation = chrome_installer_win.Install(103        self._installer_paths[build],104        self._install_type,105        build,106        options)107  def GetInstallBuild(self):108    """Returns Chorme build to be used for install test scenarios."""109    return self._install_build110  def GetUpdateBuilds(self):111    """Returns Chrome builds to be used for update test scenarios."""112    return self._update_builds113  @staticmethod114  def _Download(url, path):115    """Downloads a file from the specified URL.116    Args:117      url: URL where the file is located.118      path: Location where file will be downloaded.119    Raises:120      RuntimeError: URL or file name is invalid.121    """122    if not util.DoesUrlExist(url):123      raise RuntimeError('Either the URL or the file name is invalid.')124    urllib.urlretrieve(url, path)125  @staticmethod126  def SetInstallType(install_type):127    """Sets Chrome installation type.128    Args:129      install_type: Type of installation(i.e., user or system).130    """131    InstallTest._install_type = install_type132  @staticmethod133  def InitTestFixture(install_build, update_builds, base_url, options):134    """Static method for passing command options to InstallTest.135    We do not instantiate InstallTest. Therefore, command arguments cannot be136    passed to its constructor. Since InstallTest needs to use these options,137    and using globals is not an option, this method can be used by the Main138    class to pass the arguments it parses onto InstallTest.139    Args:140      install_build: A string representing the Chrome build to be used for141                     install testing. Pass this argument only if testing142                     fresh install scenarios.143      update_builds: A list that contains the Chrome builds to be used for144                     testing update scenarios. Pass this argument only if145                     testing upgrade scenarios.146      base_url: Base url of the 'official chrome builds' page.147      options: A list that contains options to be passed to Chrome installer.148    """149    system = util.GetPlatformName()150    InstallTest._install_build = install_build151    InstallTest._update_builds = update_builds152    InstallTest._installer_options = options153    tempdir = util.MakeTempDir()154    builds = []155    if InstallTest._install_build:156      builds.append(InstallTest._install_build)157    if InstallTest._update_builds:158      builds.extend(InstallTest._update_builds)159    # Remove any duplicate build numbers.160    builds = list(frozenset(builds))161    for build in builds:162      url = '%s%s/%s/mini_installer.exe' % (base_url, build, system)163      installer_path = os.path.join(tempdir, 'mini_installer_%s.exe' % build)164      InstallTest._installer_paths[build] = installer_path165      InstallTest._Download(url, installer_path)166    InstallTest._chrome_driver = os.path.join(tempdir, 'chromedriver.exe')167    url = '%s%s/%s/%s/chromedriver.exe' % (base_url, build, system,168                                           'chrome-win32.test')...

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