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