Split cros_test_case.py.

tools/telemetry/telemetry/core/backends/chrome/cros_unittest.py

Index: tools/telemetry/telemetry/core/backends/chrome/cros_unittest.py
diff --git a/tools/telemetry/telemetry/core/backends/chrome/cros_unittest.py b/tools/telemetry/telemetry/core/backends/chrome/cros_unittest.py
index 89afa7f44701abf587ca48dc7d14984a88acba2f..2d5277ca922251640e26cf17be2e25240372bdcc 100644
--- a/tools/telemetry/telemetry/core/backends/chrome/cros_unittest.py
+++ b/tools/telemetry/telemetry/core/backends/chrome/cros_unittest.py
@@ -3,81 +3,14 @@
 # found in the LICENSE file.
 
 import logging
-import os
-import unittest
 
 from telemetry import test
-from telemetry.core import browser_finder
 from telemetry.core import exceptions
-from telemetry.core import extension_to_load
 from telemetry.core import util
-from telemetry.core.backends.chrome import cros_interface
-from telemetry.unittest import options_for_unittests
-
-class CrOSTestCase(unittest.TestCase):
-  def setUp(self):
-    options = options_for_unittests.GetCopy()
-    self._cri = cros_interface.CrOSInterface(options.cros_remote,
-                                             options.cros_ssh_identity)
-    self._is_guest = options.browser_type == 'cros-chrome-guest'
-    self._username = options.browser_options.username
-    self._password = options.browser_options.password
-    self._load_extension = None
-
-  def _CreateBrowser(self, autotest_ext=False, auto_login=True,
-                     gaia_login=False, username=None, password=None):
-    """Finds and creates a browser for tests. if autotest_ext is True,
-    also loads the autotest extension"""
-    options = options_for_unittests.GetCopy()
-
-    if autotest_ext:
-      extension_path = os.path.join(util.GetUnittestDataDir(), 'autotest_ext')
-      assert os.path.isdir(extension_path)
-      self._load_extension = extension_to_load.ExtensionToLoad(
-          path=extension_path,
-          browser_type=options.browser_type,
-          is_component=True)
-      options.extensions_to_load = [self._load_extension]
-
-    browser_to_create = browser_finder.FindBrowser(options)
-    self.assertTrue(browser_to_create)
-    options.browser_options.create_browser_with_oobe = True
-    options.browser_options.auto_login = auto_login
-    options.browser_options.gaia_login = gaia_login
-    if username is not None:
-      options.browser_options.username = username
-    if password is not None:
-      options.browser_options.password = password
-
-    return browser_to_create.Create()
-
-  def _GetAutotestExtension(self, browser):
-    """Returns the autotest extension instance"""
-    extension = browser.extensions[self._load_extension]
-    self.assertTrue(extension)
-    return extension
-
-  def _IsCryptohomeMounted(self):
-    """Returns True if cryptohome is mounted. as determined by the cmd
-    cryptohome --action=is_mounted"""
-    return self._cri.RunCmdOnDevice(
-        ['/usr/sbin/cryptohome', '--action=is_mounted'])[0].strip() == 'true'
-
-  def _GetLoginStatus(self, browser):
-    extension = self._GetAutotestExtension(browser)
-    self.assertTrue(extension.EvaluateJavaScript(
-        "typeof('chrome.autotestPrivate') != 'undefined'"))
-    extension.ExecuteJavaScript('''
-        window.__login_status = null;
-        chrome.autotestPrivate.loginStatus(function(s) {
-          window.__login_status = s;
-        });
-    ''')
-    return util.WaitFor(
-        lambda: extension.EvaluateJavaScript('window.__login_status'), 10)
-
-
-class CrOSCryptohomeTest(CrOSTestCase):
+from telemetry.core.backends.chrome import cros_test_case
+
+
+class CrOSCryptohomeTest(cros_test_case.CrOSTestCase):
   @test.Enabled('chromeos')
   def testCryptohome(self):
     """Verifies cryptohome mount status for regular and guest user and when
@@ -102,7 +35,7 @@ class CrOSCryptohomeTest(CrOSTestCase):
                       '/dev/mapper/encstateful')
 
 
-class CrOSLoginTest(CrOSTestCase):
+class CrOSLoginTest(cros_test_case.CrOSTestCase):
   @test.Enabled('chromeos')
   def testLoginStatus(self):
     """Tests autotestPrivate.loginStatus"""
@@ -132,7 +65,7 @@ class CrOSLoginTest(CrOSTestCase):
       util.WaitFor(lambda: not self._IsCryptohomeMounted(), 20)
 
 
-class CrOSScreenLockerTest(CrOSTestCase):
+class CrOSScreenLockerTest(cros_test_case.CrOSTestCase):
   def _IsScreenLocked(self, browser):
     return self._GetLoginStatus(browser)['isScreenLocked']