add schema version to rebaseline_server intermediate JSON

gm/rebaseline_server/results.py

 #!/usr/bin/python
 
 """
 Copyright 2013 Google Inc.
 
 Use of this source code is governed by a BSD-style license that can be
 found in the LICENSE file.
 
 Repackage expected/actual GM results as needed by our HTML rebaseline viewer.
 """
@@ skipping 20 matching lines @@
 TRUNK_DIRECTORY = os.path.dirname(GM_DIRECTORY)
 if GM_DIRECTORY not in sys.path:
   sys.path.append(GM_DIRECTORY)
 import gm_json
 import imagediffdb
 import imagepair
 import imagepairset
 
 # Keys used to link an image to a particular GM test.
 # NOTE: Keep these in sync with static/constants.js
+REBASELINE_SERVER_SCHEMA_VERSION_NUMBER = 1
 KEY__EXPECTATIONS__BUGS = gm_json.JSONKEY_EXPECTEDRESULTS_BUGS
 KEY__EXPECTATIONS__IGNOREFAILURE = gm_json.JSONKEY_EXPECTEDRESULTS_IGNOREFAILURE
 KEY__EXPECTATIONS__REVIEWED = gm_json.JSONKEY_EXPECTEDRESULTS_REVIEWED
 KEY__EXTRACOLUMN__BUILDER = 'builder'
 KEY__EXTRACOLUMN__CONFIG = 'config'
 KEY__EXTRACOLUMN__RESULT_TYPE = 'resultType'
 KEY__EXTRACOLUMN__TEST = 'test'
 KEY__HEADER = 'header'
 KEY__HEADER__DATAHASH = 'dataHash'
 KEY__HEADER__IS_EDITABLE = 'isEditable'
 KEY__HEADER__IS_EXPORTED = 'isExported'
 KEY__HEADER__IS_STILL_LOADING = 'resultsStillLoading'
 KEY__HEADER__RESULTS_ALL = 'all'
 KEY__HEADER__RESULTS_FAILURES = 'failures'
+KEY__HEADER__SCHEMA_VERSION = 'schemaVersion'
 KEY__HEADER__TIME_NEXT_UPDATE_AVAILABLE = 'timeNextUpdateAvailable'
 KEY__HEADER__TIME_UPDATED = 'timeUpdated'
 KEY__HEADER__TYPE = 'type'
 KEY__NEW_IMAGE_URL = 'newImageUrl'
 KEY__RESULT_TYPE__FAILED = gm_json.JSONKEY_ACTUALRESULTS_FAILED
 KEY__RESULT_TYPE__FAILUREIGNORED = gm_json.JSONKEY_ACTUALRESULTS_FAILUREIGNORED
 KEY__RESULT_TYPE__NOCOMPARISON = gm_json.JSONKEY_ACTUALRESULTS_NOCOMPARISON
 KEY__RESULT_TYPE__SUCCEEDED = gm_json.JSONKEY_ACTUALRESULTS_SUCCEEDED
 
 EXPECTATION_FIELDS_PASSED_THRU_VERBATIM = [
@@ skipping 121 matching lines @@
           must be one of the RESULTS_* constants
       reload_seconds: if specified, note that new results may be available once
           these results are reload_seconds old
       is_editable: whether clients are allowed to submit new baselines
       is_exported: whether these results are being made available to other
           network hosts
     """
     response_dict = self._results[results_type]
     time_updated = self.get_timestamp()
     response_dict[KEY__HEADER] = {
+        KEY__HEADER__SCHEMA_VERSION: REBASELINE_SERVER_SCHEMA_VERSION_NUMBER,
+
         # Timestamps:
         # 1. when this data was last updated
         # 2. when the caller should check back for new data (if ever)
         KEY__HEADER__TIME_UPDATED: time_updated,
         KEY__HEADER__TIME_NEXT_UPDATE_AVAILABLE: (
             (time_updated+reload_seconds) if reload_seconds else None),
 
         # The type we passed to get_results_of_type()
         KEY__HEADER__TYPE: results_type,
 
@@ skipping 286 matching lines @@
   results = Results(actuals_root=args.actuals,
                     expected_root=args.expectations,
                     generated_images_root=args.workdir)
   gm_json.WriteToFile(
       results.get_packaged_results_of_type(results_type=args.results),
       args.outfile)
 
 
 if __name__ == '__main__':
   main()