[Findit] Modify handlers_util to prepare for the new UI change.

appengine/findit/handlers/result_status.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 jinja2
+import os
+
+from model import wf_analysis_status
+
+
+JINJA_ENVIRONMENT = jinja2.Environment(
+  loader=jinja2.FileSystemLoader(
+      os.path.join(os.path.dirname(__file__), 'templates')),
+  extensions=['jinja2.ext.autoescape'],
+  autoescape=True)
+
+# Additional status for swarming tasks and try jobs.
+NO_SWARMING_TASK_FOUND = 110
+NON_SWARMING_NO_RERUN = 120
+#Additional reasons for no try job information.
+SWARMING_TASK_PENDING = 130
+SWARMING_TASK_RUNNING = 140
+SWARMING_TASK_ERROR = 150
+FLAKY = 200
+
+NO_TRY_JOB_REASON_MAP = {
+    NO_SWARMING_TASK_FOUND: NO_SWARMING_TASK_FOUND,
+    NON_SWARMING_NO_RERUN: NON_SWARMING_NO_RERUN,
+    wf_analysis_status.PENDING: SWARMING_TASK_PENDING,
+    wf_analysis_status.ANALYZING: SWARMING_TASK_RUNNING,
+    wf_analysis_status.ERROR: SWARMING_TASK_ERROR,
+}
+
+def ToStatusMessage(status_code):
+  status_message_map = {
+      wf_analysis_status.PENDING: 'try job is pending.',
+      wf_analysis_status.ANALYZING: 'try job is running.',
+      wf_analysis_status.ANALYZED: 'try job is completed.',
+      wf_analysis_status.ERROR: 'try job failed.',
+      NO_SWARMING_TASK_FOUND: 'No swarming task found, hence no try job.',
+      NON_SWARMING_NO_RERUN: ('No swarming task nor try job will be triggered'
+                              ' for non-swarming steps.'),
+      SWARMING_TASK_PENDING: 'Swarming task is pending, no try job yet.',
+      SWARMING_TASK_RUNNING: 'Swarming task is running, no try job yet.',
+      SWARMING_TASK_ERROR: (
+          'Swarming task failed, try job will not be triggered.'),
+      FLAKY: 'Flaky tests.',
+  }
+  return status_message_map.get(status_code, '!!!MESSAGE BUG!!!')
+
+JINJA_ENVIRONMENT.filters['tostatusmessage'] = ToStatusMessage