Implement positive test for Address Sanitizer in Chrome

chrome/test/pyautolib/pyauto.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 """PyAuto: Python Interface to Chromium's Automation Proxy.
 
 PyAuto uses swig to expose Automation Proxy interfaces to Python.
 For complete documentation on the functionality available,
 run pydoc on this file.
@@ skipping 4008 matching lines @@
         });
     """ % form_id
     if self.ExecuteJavascript(js, tab_index, windex, frame_xpath) != 'done':
       return False
     # Wait until the form is submitted and the page completes loading.
     return self.WaitUntil(
         lambda: self.GetDOMValue('document.readyState',
                                  tab_index, windex, frame_xpath),
         expect_retval='complete')
 
+  def SimulateAsanMemoryBug(self):
+   """ Simulates a memory bug (reference an array out of bounds) to cause

[Nirnimesh, 2012/05/17 20:02:37]

Remove space after """
Make first sentence a one-liner.
(then leave a blank line)
Add more description in next para.

[glotov, 2012/05/18 09:48:05]

Done.

+   Address Sanitizer (if it was built it) to catch the bug and abort
+   the process.

[Nirnimesh, 2012/05/17 20:02:37]

Make a note about the increased timeout

[glotov, 2012/05/18 09:48:05]

Done, as discussed.

On 2012/05/17 20:02:37, Nirnimesh wrote:

+   """
+    timeout = PyUITest.ActionTimeoutChanger(self, 3 * 60 * 1000)
+    cmd_dict = { 'command': 'SimulateAsanMemoryBug' }
+    self._GetResultFromJSONRequest(cmd_dict, windex=None)
+
   ## ChromeOS section
 
   def GetLoginInfo(self):
     """Returns information about login and screen locker state.
 
     This includes things like whether a user is logged in, the username
     of the logged in user, and whether the screen is locked.
 
     Returns:
       A dictionary.
@@ skipping 1726 matching lines @@
     successful = result.wasSuccessful()
     if not successful:
       pyauto_tests_file = os.path.join(self.TestsDir(), self._tests_filename)
       print >>sys.stderr, 'Tests can be disabled by editing %s. ' \
                           'Ref: %s' % (pyauto_tests_file, _PYAUTO_DOC_URL)
     sys.exit(not successful)
 
 
 if __name__ == '__main__':
   Main()