chrome/test/base/test_launcher_utils.cc

   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 be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/test/base/test_launcher_utils.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/environment.h"
   9 #include "base/logging.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/path_service.h"
  12 #include "base/strings/string_number_conversions.h"
  13 #include "chrome/common/chrome_paths.h"
  14 #include "chrome/common/chrome_switches.h"
  15 #include "components/os_crypt/os_crypt_switches.h"
  16
  17 #if defined(USE_AURA)
  18 #include "ui/wm/core/wm_core_switches.h"
  19 #endif
  20
  21 namespace test_launcher_utils {
  22
  23 void PrepareBrowserCommandLineForTests(base::CommandLine* command_line) {
  24   // Turn off tip loading for tests; see http://crbug.com/17725.
  25   command_line->AppendSwitch(switches::kDisableWebResources);
  26
  27   // Turn off preconnects because they break the brittle python webserver;
  28   // see http://crbug.com/60035.
  29   command_line->AppendSwitch(switches::kDisablePreconnect);
  30
  31   // Don't show the first run ui.
  32   command_line->AppendSwitch(switches::kNoFirstRun);
  33
  34   // No default browser check, it would create an info-bar (if we are not the
  35   // default browser) that could conflicts with some tests expectations.
  36   command_line->AppendSwitch(switches::kNoDefaultBrowserCheck);
  37
  38   // Enable info level logging to stderr by default so that we can see when
  39   // bad stuff happens, but honor the flags specified from the command line.
  40   if (!command_line->HasSwitch(switches::kEnableLogging))
  41     command_line->AppendSwitchASCII(switches::kEnableLogging, "stderr");
  42   if (!command_line->HasSwitch(switches::kLoggingLevel))
  43     command_line->AppendSwitchASCII(switches::kLoggingLevel, "0");  // info
  44
  45   // Disable safebrowsing autoupdate.
  46   command_line->AppendSwitch(switches::kSbDisableAutoUpdate);
  47
  48   // Don't install default apps.
  49   command_line->AppendSwitch(switches::kDisableDefaultApps);
  50
  51 #if defined(USE_AURA)
  52   // Disable window animations under Ash as the animations effect the
  53   // coordinates returned and result in flake.
  54   command_line->AppendSwitch(
  55       wm::switches::kWindowAnimationsDisabled);
  56 #endif
  57
  58 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_CHROMEOS)
  59   // Don't use the native password stores on Linux since they may
  60   // prompt for additional UI during tests and cause test failures or
  61   // timeouts.  Win, Mac and ChromeOS don't look at the kPasswordStore
  62   // switch.
  63   if (!command_line->HasSwitch(switches::kPasswordStore))
  64     command_line->AppendSwitchASCII(switches::kPasswordStore, "basic");
  65 #endif
  66
  67 #if defined(OS_MACOSX)
  68   // Use mock keychain on mac to prevent blocking permissions dialogs.
  69   command_line->AppendSwitch(os_crypt::switches::kUseMockKeychain);
  70 #endif
  71
  72   command_line->AppendSwitch(switches::kDisableComponentUpdate);
  73 }
  74
  75 bool OverrideUserDataDir(const base::FilePath& user_data_dir) {
  76   bool success = true;
  77
  78   // PathService::Override() is the best way to change the user data directory.
  79   // This matches what is done in ChromeMain().
  80   success = PathService::Override(chrome::DIR_USER_DATA, user_data_dir);
  81
  82 #if defined(OS_POSIX) && !defined(OS_MACOSX)
  83   // Make sure the cache directory is inside our clear profile. Otherwise
  84   // the cache may contain data from earlier tests that could break the
  85   // current test.
  86   //
  87   // Note: we use an environment variable here, because we have to pass the
  88   // value to the child process. This is the simplest way to do it.
  89   scoped_ptr<base::Environment> env(base::Environment::Create());
  90   success = success && env->SetVar("XDG_CACHE_HOME", user_data_dir.value());
  91 #endif
  92
  93   return success;
  94 }
  95
  96 }  // namespace test_launcher_utils