Add local results details pages.

build/android/test_runner.py

Index: build/android/test_runner.py
diff --git a/build/android/test_runner.py b/build/android/test_runner.py
index 3753483a9ef6fbd7eb293bc63f6a1314e56e9c36..d10d7f9653e44b46290a764f0530a24efe5e5bc0 100755
--- a/build/android/test_runner.py
+++ b/build/android/test_runner.py
@@ -15,6 +15,7 @@ import os
 import shutil
 import signal
 import sys
+import tempfile
 import threading
 import traceback
 import unittest
@@ -40,8 +41,10 @@ from pylib.base import test_instance_factory
 from pylib.base import test_run_factory
 from pylib.results import json_results
 from pylib.results import report_results
+from pylib.results.presentation import test_results_presentation
 from pylib.utils import logdog_helper
 from pylib.utils import logging_utils
+from pylib.utils import test_output_saver_factory
 
 from py_utils import contextlib_ext
 
@@ -141,6 +144,11 @@ def AddCommonOptions(parser):
       default='local', choices=constants.VALID_ENVIRONMENTS,
       help='Test environment to run in (default: %(default)s).')
 
+  parser.add_argument(
+      '--local-output', action='store_true',
+      help='Whether to archive test output locally and generate '
+           'a local results detail page.')
+
   class FastLocalDevAction(argparse.Action):
     def __call__(self, parser, namespace, values, option_string=None):
       namespace.verbose_count = max(namespace.verbose_count, 1)
@@ -785,10 +793,11 @@ def RunTestsInPlatformMode(args):
 
   ### Set up test objects.
 
+  test_output_saver = test_output_saver_factory.CreateTestOutputSaver(args)
   env = environment_factory.CreateEnvironment(args, infra_error)
   test_instance = test_instance_factory.CreateTestInstance(args, infra_error)
   test_run = test_run_factory.CreateTestRun(
-      args, env, test_instance, infra_error)
+      args, env, test_instance, test_output_saver, infra_error)
 
   ### Run.
 
@@ -852,6 +861,22 @@ def RunTestsInPlatformMode(args):
   if args.command == 'perf' and (args.steps or args.single_step):
     return 0
 
+  if args.local_output:

[jbudorick, 2017/06/20 14:12:55]

We won't write local output on exception w/ this.

[mikecase (-- gone --), 2017/07/10 17:11:11]

Like, if the test_runner itself throws an exception? hmmm, maybe I should put
this in a finally block?

+    result_html_string = test_results_presentation.result_details(
+        json_path=args.json_results_file,
+        test_name=args.command,
+        cs_base_url='http://cs.chromium.org',
+        local_output=True)
+    with tempfile.NamedTemporaryFile() as html_tmp:
+      html_tmp.write(result_html_string)
+      html_tmp.flush()
+      link = test_output_saver.Save(
+          html_tmp.name,
+          'test_results_presentation.html',
+          'test_results_presentation',
+          test_output_saver_factory.Datatype.HTML)
+      logging.critical('TEST RESULTS: %s', link)
+
   return (0 if all(r.DidRunPass() for r in all_iteration_results)
           else constants.ERROR_EXIT_CODE)