Add get_latest_try_jobs_results to rietveld.py to fetch results of try jobs from rietveld

third_party/WebKit/Tools/Scripts/webkitpy/common/net/rietveld_unittest.py

 # Copyright 2016 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 json
 import logging
 import unittest
 import urllib2
 
-from webkitpy.common.net.rietveld import latest_try_jobs, TryJob
+from webkitpy.common.net.rietveld import latest_try_jobs, TryJob, get_latest_try_job_results
 from webkitpy.common.net.web_mock import MockWeb
 from webkitpy.common.system.outputcapture import OutputCapture
 
 
 _log = logging.getLogger(__name__)
 
 
 class RietveldTest(unittest.TestCase):
 
     def setUp(self):
         self.web = MockWeb(urls={
             'https://codereview.chromium.org/api/11112222': json.dumps({
                 'patchsets': [1, 2, 3],
             }),
             'https://codereview.chromium.org/api/11112222/2': json.dumps({
                 'try_job_results': [
                     {
                         'builder': 'some builder',
                         'master': 'some master',
                         'buildnumber': 10,
+                        'result': -1
                     },
                     {
                         'builder': 'my builder',
                         'master': 'my master',
                         'buildnumber': 50,
+                        'results': 0
                     },
                 ],
             }),
             'https://codereview.chromium.org/api/11112222/3': json.dumps({
                 'try_job_results': [
                     {
                         'builder': 'some builder',
                         'master': 'some master',
                         'buildnumber': 20,
+                        'result': 1
                     },
                     {
                         'builder': 'my builder',
                         'master': 'my master',
                         'buildnumber': 60,
+                        'result': 0
                     },
                 ],
             }),
             'https://codereview.chromium.org/api/11113333': 'my non-json contents',
         })
 
     def test_latest_try_jobs(self):
         self.assertEqual(
             latest_try_jobs(11112222, ('my builder', 'my other builder'), self.web),
             [TryJob('my builder', 'my master', 60)])
@@ skipping 19 matching lines @@
             _, _, logs = oc.restore_output()
         self.assertEqual(logs, 'Invalid JSON: my non-json contents\n')
 
     def test_latest_try_jobs_with_patchset(self):
         self.assertEqual(
             latest_try_jobs(11112222, ('my builder', 'my other builder'), self.web, patchset_number=2),
             [TryJob('my builder', 'my master', 50)])
 
     def test_latest_try_jobs_no_relevant_builders(self):
         self.assertEqual(latest_try_jobs(11112222, ('foo', 'bar'), self.web), [])
+
+    def test_get_latest_try_job_results(self):
+        self.assertEqual(get_latest_try_job_results(11112222, self.web), {'some builder': 1, 'my builder': 0})