third_party/WebKit/Tools/Scripts/print-test-ordering

   1 #!/usr/bin/python
   2
   3 # Copyright (C) 2012 Google Inc. All rights reserved.
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions are
   7 # met:
   8 #
   9 #     * Redistributions of source code must retain the above copyright
  10 # notice, this list of conditions and the following disclaimer.
  11 #     * Redistributions in binary form must reproduce the above
  12 # copyright notice, this list of conditions and the following disclaimer
  13 # in the documentation and/or other materials provided with the
  14 # distribution.
  15 #     * Neither the name of Google Inc. nor the names of its
  16 # contributors may be used to endorse or promote products derived from
  17 # this software without specific prior written permission.
  18 #
  19 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30
  31 import json
  32 import optparse
  33 import sys
  34
  35 from webkitpy.common.host import Host
  36
  37 def main(argv):
  38     parser = optparse.OptionParser(usage='%prog [stats.json]')
  39     parser.description = "Prints out lists of tests run on each worker as per the stats.json file."
  40     options, args = parser.parse_args(argv)
  41
  42     if args and args[0]:
  43         stats_path = args[0]
  44     else:
  45         host = Host()
  46         stats_path = host.filesystem.join(host.port_factory.get().results_directory(), 'stats.json')
  47
  48     with open(stats_path, 'r') as fp:
  49          stats_trie = json.load(fp)
  50
  51     stats = convert_trie_to_flat_paths(stats_trie)
  52     stats_by_worker = {}
  53     for test_name, data in stats.items():
  54         worker = "worker/" + str(data["results"][0])
  55         if worker not in stats_by_worker:
  56             stats_by_worker[worker] = []
  57         test_number = data["results"][1]
  58         stats_by_worker[worker].append({
  59             "name": test_name,
  60             "number": test_number
  61         })
  62
  63     for worker in sorted(stats_by_worker.keys()):
  64         print worker + ':'
  65         for test in sorted(stats_by_worker[worker], key=lambda test:test["number"]):
  66             print test["name"]
  67         print
  68
  69 def convert_trie_to_flat_paths(trie, prefix=None):
  70     # Cloned from webkitpy.layout_tests.layout_package.json_results_generator
  71     # so that this code can stand alone.
  72     result = {}
  73     for name, data in trie.iteritems():
  74         if prefix:
  75             name = prefix + "/" + name
  76         if "results" in data:
  77             result[name] = data
  78         else:
  79             result.update(convert_trie_to_flat_paths(data, name))
  80
  81     return result
  82
  83
  84 if __name__ ==  '__main__':
  85     sys.exit(main(sys.argv[1:]))