Use buildbucket to assess build failure.

scripts/slave/recipe_modules/auto_bisect/example.py

 # Copyright 2015 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
 
 DEPS = [
     'auto_bisect',
     'chromium_tests',
     'recipe_engine/json',
@@ skipping 72 matching lines @@
   invalid_config_test += api.properties(
       bisect_config=_get_config({'good_revision': 'not a valid revision'}))
   yield invalid_config_test
 
   failed_build_test = _make_test(
       api, _get_ref_range_only_test_data(), 'failed_build_test',
       extra_config={'dummy_builds': None})
   failed_build_test += api.step_data('gsutil ls', retcode=1)
   failed_build_test += api.step_data('gsutil ls (2)' , retcode=1)
   failed_build_test += api.step_data('gsutil ls (3)' , retcode=1)
-  failed_build_test += api.step_data(
-      'fetch builder state',
-      api.raw_io.output(json.dumps({'cachedBuilds': ['2106']})))
-  failed_build_test += api.step_data(
-      'fetch build details',
-      api.raw_io.output(json.dumps({
-          'results': 2,
-          'properties': [('build_archive_url',
-                          ('gs://chrome-perf/Linux Builder/full-build-linux_'
-                           'a6298e4afedbf2cd461755ea6f45b0ad64222222.zip'))]
-      })))
+  failed_build_test += api.override_step_data(
+      'buildbucket.get', stdout=api.json.output(
+          {'results':[{'build':{'status': 'COMPLETED', 'result': 'FAILED'}}]}))
   yield failed_build_test
 
 
   delayed_build_test = _make_test(
       api, _get_ref_range_only_test_data(), 'delayed_build_test',
       extra_config={'dummy_builds': None})
   delayed_build_test += api.step_data('gsutil ls', retcode=1)
   delayed_build_test += api.step_data('gsutil ls (2)', retcode=1)
   delayed_build_test += api.step_data('gsutil ls (3)', retcode=1)
   delayed_build_test += api.step_data('gsutil ls (4)', retcode=1)
   delayed_build_test += api.step_data('gsutil ls (5)', retcode=1)
   delayed_build_test += api.step_data('gsutil ls (6)', retcode=1)
   delayed_build_test += api.step_data(
-      'fetch builder state',
-      api.raw_io.output(json.dumps({'cachedBuilds': []})))
-  delayed_build_test += api.step_data(
-      'fetch builder state (2)',
-      api.raw_io.output(json.dumps({'cachedBuilds': ['2106']})))
-  delayed_build_test += api.step_data(
-      'fetch build details',
-      api.raw_io.output(json.dumps({
-          'properties': [('build_archive_url',
-                          ('gs://chrome-perf/Linux Builder/full-build-linux_'
-                           'a6298e4afedbf2cd461755ea6f45b0ad64222222.zip'))]
-      })))
-  delayed_build_test += api.step_data(
-      'fetch build details (2)',
-      api.raw_io.output(json.dumps({
-          'results': 2,
-          'properties': [('build_archive_url',
-                          ('gs://chrome-perf/Linux Builder/full-build-linux_'
-                           'a6298e4afedbf2cd461755ea6f45b0ad64222222.zip'))]
-      })))
+      'buildbucket.get', stdout=api.json.output(
+          {'results':[{'build':{'status': 'PENDING'}}]}))
   yield delayed_build_test
 
   missing_metric_test = _make_test(
       api, _get_ref_range_only_missing_metric_test_data(),
       'missing_metric_test')
   yield missing_metric_test
 
   windows_test = _make_test(
       api, _get_basic_test_data(), 'windows_bisector', platform='windows')
   yield windows_test
@@ skipping 310 matching lines @@
           yield api.step_data(step_name, stdout=api.raw_io.output(file_hash))
         step_name = 'Expanding revision range for revision %s on depot %s'
         step_name %= (interval[-1], depot_name)
         stdout = api.json.output([(r, 0) for r in interval[:-1]])
         yield api.step_data(step_name, stdout=stdout)
 
     if 'cl_info' in revision_data:
       step_name = 'Reading culprit cl information.'
       stdout = api.json.output(revision_data['cl_info'])
       yield api.step_data(step_name, stdout=stdout)