[Android] Add experimental gtest xml result handling.

build/android/pylib/gtest/gtest_test_instance.py

 # Copyright 2014 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 HTMLParser
 import logging
 import os
 import re
 import tempfile
+import xml.etree.ElementTree
 
 from devil.android import apk_helper
 from pylib import constants
 from pylib.constants import host_paths
 from pylib.base import base_test_result
 from pylib.base import test_instance
 from pylib.utils import isolator
 
 with host_paths.SysPath(host_paths.BUILD_COMMON_PATH):
   import unittest_util # pylint: disable=import-error
@@ skipping 143 matching lines @@
       results.append(base_test_result.BaseTestResult(
           test_name, result_type, duration,
           log=('\n'.join(log) if log else '')))
       test_name = None
 
   handle_possibly_unknown_test()
 
   return results
 
 
+def ParseGTestXML(xml_content):
+  """Parse gtest XML result."""
+  results = []
+
+  html = HTMLParser.HTMLParser()
+
+  # TODO(jbudorick): Unclear how this handles crashes.
+  testsuites = xml.etree.ElementTree.fromstring(xml_content)
+  for testsuite in testsuites:
+    suite_name = testsuite.attrib['name']
+    for testcase in testsuite:
+      case_name = testcase.attrib['name']
+      result_type = base_test_result.ResultType.PASS
+      log = []
+      for failure in testcase:
+        result_type = base_test_result.ResultType.FAIL
+        log.append(html.unescape(failure.attrib['message']))
+
+      results.append(base_test_result.BaseTestResult(
+          '%s.%s' % (suite_name, case_name),
+          result_type,
+          int(float(testcase.attrib['time']) * 1000),
+          log=('\n'.join(log) if log else '')))
+
+  return results
+
+
 class GtestTestInstance(test_instance.TestInstance):
 
   def __init__(self, args, isolate_delegate, error_func):
     super(GtestTestInstance, self).__init__()
     # TODO(jbudorick): Support multiple test suites.
     if len(args.suite_name) > 1:
       raise ValueError('Platform mode currently supports only 1 gtest suite')
     self._extract_test_list_from_filter = args.extract_test_list_from_filter
     self._shard_timeout = args.shard_timeout
     self._suite = args.suite_name[0]
@@ skipping 62 matching lines @@
         self._app_data_file_dir = args.app_data_file_dir
       else:
         self._app_data_file_dir = tempfile.mkdtemp()
         logging.critical('Saving app files to %s', self._app_data_file_dir)
     else:
       self._app_data_files = None
       self._app_data_file_dir = None
 
     self._test_arguments = args.test_arguments
 
+    # TODO(jbudorick): Remove this once it's deployed.
+    self._enable_xml_result_parsing = args.enable_xml_result_parsing
+
   @property
   def activity(self):
     return self._apk_helper and self._apk_helper.GetActivityName()
 
   @property
   def apk(self):
     return self._apk_helper and self._apk_helper.path
 
   @property
   def apk_helper(self):
     return self._apk_helper
 
   @property
   def app_file_dir(self):
     return self._app_data_file_dir
 
   @property
   def app_files(self):
     return self._app_data_files
 
   @property
+  def enable_xml_result_parsing(self):
+    return self._enable_xml_result_parsing
+
+  @property
   def exe_dist_dir(self):
     return self._exe_dist_dir
 
   @property
   def extras(self):
     return self._extras
 
   @property
   def gtest_filter(self):
     return self._gtest_filter
@@ skipping 96 matching lines @@
             if l and not l.startswith('#')]
 
     return '*-%s' % ':'.join(disabled_filter_items)
 
   #override
   def TearDown(self):
     """Clear the mappings created by SetUp."""
     if self._isolate_delegate:
       self._isolate_delegate.Clear()