Allow pyauto performance tests in perf.py to run as an autotest.

chrome/test/chromeos/autotest/files/client/site_tests/desktopui_PyAutoPerfTests/desktopui_PyAutoPerfTests.py

Index: chrome/test/chromeos/autotest/files/client/site_tests/desktopui_PyAutoPerfTests/desktopui_PyAutoPerfTests.py
diff --git a/chrome/test/chromeos/autotest/files/client/site_tests/desktopui_PyAutoPerfTests/desktopui_PyAutoPerfTests.py b/chrome/test/chromeos/autotest/files/client/site_tests/desktopui_PyAutoPerfTests/desktopui_PyAutoPerfTests.py
new file mode 100644
index 0000000000000000000000000000000000000000..ce2e29e005e891dfa8abbe428344b6bd9d447ea4
--- /dev/null
+++ b/chrome/test/chromeos/autotest/files/client/site_tests/desktopui_PyAutoPerfTests/desktopui_PyAutoPerfTests.py
@@ -0,0 +1,77 @@
+# Copyright (c) 2011 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import os
+import pwd
+import shutil
+import subprocess
+
+from autotest_lib.client.bin import utils
+from autotest_lib.client.cros import constants, chrome_test, cros_ui, login
+
+
+class desktopui_PyAutoPerfTests(chrome_test.ChromeTestBase):
+    """Wrapper for running Chrome's PyAuto-based performance tests.
+
+    Performs all setup and fires off the CHROMEOS_PERF PyAuto suite.
+    """
+    version = 1
+
+    def initialize(self):
+        chrome_test.ChromeTestBase.initialize(self)
+        assert os.geteuid() == 0, 'Need superuser privileges'
+
+        deps_dir = os.path.join(self.autodir, 'deps')
+        subprocess.check_call(['chown', '-R', 'chronos', self.cr_source_dir])
+
+        # Setup suid python binary which can enable Chrome testing interface.
+        suid_python = os.path.join(self.test_binary_dir, 'suid-python')
+        py_path = subprocess.Popen(['which', 'python'],
+                                   stdout=subprocess.PIPE).communicate()[0]
+        py_path = py_path.strip()
+        assert os.path.exists(py_path), 'Could not find python'
+        if os.path.islink(py_path):
+            linkto = os.readlink(py_path)
+            py_path = os.path.join(os.path.dirname(py_path), linkto)
+        shutil.copy(py_path, suid_python)
+        os.chown(suid_python, 0, 0)
+        os.chmod(suid_python, 04755)
+
+        # User chronos should own the current directory.
+        chronos_id = pwd.getpwnam('chronos')
+        os.chown(os.getcwd(), chronos_id.pw_uid, chronos_id.pw_gid)
+
+        # Make sure Chrome minidumps are written locally.
+        minidumps_file = '/mnt/stateful_partition/etc/enable_chromium_minidumps'
+        if not os.path.exists(minidumps_file):
+            open(minidumps_file, 'w').close()
+            # Allow browser restart by its babysitter (session_manager).
+            if os.path.exists(constants.DISABLE_BROWSER_RESTART_MAGIC_FILE):
+                os.remove(constants.DISABLE_BROWSER_RESTART_MAGIC_FILE)
+            login.nuke_login_manager()
+        assert os.path.exists(minidumps_file)
+
+        # Setup /tmp/disable_chrome_restart.
+        # Disallow further browser restart by its babysitter.
+        if not os.path.exists(constants.DISABLE_BROWSER_RESTART_MAGIC_FILE):
+            open(constants.DISABLE_BROWSER_RESTART_MAGIC_FILE, 'w').close()
+        assert os.path.exists(constants.DISABLE_BROWSER_RESTART_MAGIC_FILE)
+
+    def run_once(self):
+        """Runs the PyAuto performance tests."""
+        # Enable Chrome testing interface and login to a default account.
+        deps_dir = os.path.join(self.autodir, 'deps')
+        pyautolib_dir = os.path.join(self.cr_source_dir,
+                                     'chrome', 'test', 'pyautolib')
+        login_cmd = cros_ui.xcommand_as(
+            'python %s chromeos_utils.ChromeosUtils.LoginToDefaultAccount '
+            '-v --no-http-server' %
+                os.path.join(pyautolib_dir, 'chromeos', 'chromeos_utils.py'))
+        utils.system(login_cmd)
+
+        # Run the PyAuto performance tests.
+        functional_cmd = cros_ui.xcommand_as(
+            '%s/chrome_test/test_src/chrome/test/functional/'
+            'pyauto_functional.py --suite=CHROMEOS_PERF -v' % deps_dir)
+        utils.system(functional_cmd)