Revert of Add src-side launcher for telemetry_unittests

testing/scripts/common.py

-# Copyright 2014 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 argparse
-import contextlib
-import json
-import os
-import subprocess
-import tempfile
-
-
-SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))
-SRC_DIR = os.path.abspath(
-    os.path.join(SCRIPT_DIR, os.path.pardir, os.path.pardir))
-
-
-# run-webkit-tests returns the number of failures as the return
-# code, but caps the return code at 101 to avoid overflow or colliding
-# with reserved values from the shell.
-MAX_FAILURES_EXIT_STATUS = 101
-
-
-def run_script(argv, funcs):
-  def parse_json(path):
-    with open(path) as f:
-      return json.load(f)
-  parser = argparse.ArgumentParser()
-  # TODO(phajdan.jr): Make build-config-fs required after passing it in recipe.
-  parser.add_argument('--build-config-fs')
-  parser.add_argument('--paths', type=parse_json, default={})
-  parser.add_argument('--properties', type=parse_json, default={})
-
-  subparsers = parser.add_subparsers()
-
-  run_parser = subparsers.add_parser('run')
-  run_parser.add_argument(
-      '--output', type=argparse.FileType('w'), required=True)
-  run_parser.add_argument('--filter-file', type=argparse.FileType('r'))
-  run_parser.set_defaults(func=funcs['run'])
-
-  run_parser = subparsers.add_parser('compile_targets')
-  run_parser.add_argument(
-      '--output', type=argparse.FileType('w'), required=True)
-  run_parser.set_defaults(func=funcs['compile_targets'])
-
-  args = parser.parse_args(argv)
-  return args.func(args)
-
-
-def run_command(argv):
-  print 'Running %r' % argv
-  rc = subprocess.call(argv)
-  print 'Command %r returned exit code %d' % (argv, rc)
-  return rc
-
-
-@contextlib.contextmanager
-def temporary_file():
-  fd, path = tempfile.mkstemp()
-  os.close(fd)
-  try:
-    yield path
-  finally:
-    os.remove(path)
-
-
-def parse_common_test_results(json_results):
-  def convert_trie_to_flat_paths(trie, prefix=None):
-    # Also see webkitpy.layout_tests.layout_package.json_results_generator
-    result = {}
-    for name, data in trie.iteritems():
-      if prefix:
-        name = prefix + '/' + name
-      if len(data) and not 'actual' in data and not 'expected' in data:
-        result.update(convert_trie_to_flat_paths(data, name))
-      else:
-        result[name] = data
-    return result
-
-  results = {
-    'passes': {},
-    'unexpected_passes': {},
-    'failures': {},
-    'unexpected_failures': {},
-    'flakes': {},
-    'unexpected_flakes': {},
-  }
-
-  # TODO(dpranke): crbug.com/357866 - we should simplify the handling of
-  # both the return code and parsing the actual results, below.
-
-  passing_statuses = ('PASS', 'SLOW', 'NEEDSREBASELINE',
-                        'NEEDSMANUALREBASELINE')
-
-  for test, result in convert_trie_to_flat_paths(
-      json_results['tests']).iteritems():
-    key = 'unexpected_' if result.get('is_unexpected') else ''
-    data = result['actual']
-    actual_results = data.split()
-    last_result = actual_results[-1]
-    expected_results = result['expected'].split()
-
-    if (len(actual_results) > 1 and
-        (last_result in expected_results or last_result in passing_statuses)):
-      key += 'flakes'
-    elif last_result in passing_statuses:
-      key += 'passes'
-      # TODO(dpranke): crbug.com/357867 ...  Why are we assigning result
-      # instead of actual_result here. Do we even need these things to be
-      # hashes, or just lists?
-      data = result
-    else:
-      key += 'failures'
-    results[key][test] = data
-
-  return results