deprecated/automation/clients/report/dejagnu/report.py

# Copyright 2011 Google Inc. All Rights Reserved.
# Author: kbaclawski@google.com (Krystian Baclawski)
#

import logging
import os.path

RESULT_DESCRIPTION = {
    'ERROR': 'DejaGNU errors',
    'FAIL': 'Failed tests',
    'NOTE': 'DejaGNU notices',
    'PASS': 'Passed tests',
    'UNRESOLVED': 'Unresolved tests',
    'UNSUPPORTED': 'Unsupported tests',
    'UNTESTED': 'Not executed tests',
    'WARNING': 'DejaGNU warnings',
    'XFAIL': 'Expected test failures',
    'XPASS': 'Unexpectedly passed tests'
}

RESULT_GROUPS = {
    'Successes': ['PASS', 'XFAIL'],
    'Failures': ['FAIL', 'XPASS', 'UNRESOLVED'],
    'Suppressed': ['!FAIL', '!XPASS', '!UNRESOLVED', '!ERROR'],
    'Framework': ['UNTESTED', 'UNSUPPORTED', 'ERROR', 'WARNING', 'NOTE']
}

ROOT_PATH = os.path.dirname(os.path.abspath(__file__))


def _GetResultDescription(name):
  if name.startswith('!'):
    name = name[1:]

  try:
    return RESULT_DESCRIPTION[name]
  except KeyError:
    raise ValueError('Unknown result: "%s"' % name)


def _PrepareSummary(res_types, summary):

  def GetResultCount(res_type):
    return summary.get(res_type, 0)

  return [(_GetResultDescription(rt), GetResultCount(rt)) for rt in res_types]


def _PrepareTestList(res_types, tests):

  def GetTestsByResult(res_type):
    return [(test.name, test.variant or '')
            for test in sorted(tests) if test.result == res_type]

  return [(_GetResultDescription(rt), GetTestsByResult(rt))
          for rt in res_types if rt != 'PASS']


def Generate(test_runs, manifests):
  """Generate HTML report from provided test runs.

  Args:
    test_runs: DejaGnuTestRun objects list.
    manifests: Manifest object list that will drive test result suppression.

  Returns:
    String to which the HTML report was rendered.
  """
  tmpl_args = []

  for test_run_id, test_run in enumerate(test_runs):
    logging.info('Generating report for: %s.', test_run)

    test_run.CleanUpTestResults()
    test_run.SuppressTestResults(manifests)

    # Generate summary and test list for each result group
    groups = {}

    for res_group, res_types in RESULT_GROUPS.items():
      summary_all = _PrepareSummary(res_types, test_run.summary)
      tests_all = _PrepareTestList(res_types, test_run.results)

      has_2nd = lambda tuple2: bool(tuple2[1])
      summary = filter(has_2nd, summary_all)
      tests = filter(has_2nd, tests_all)

      if summary or tests:
        groups[res_group] = {'summary': summary, 'tests': tests}

    tmpl_args.append({
        'id': test_run_id,
        'name': '%s @%s' % (test_run.tool, test_run.board),
        'groups': groups
    })

  logging.info('Rendering report in HTML format.')

  try:
    from django import template
    from django.template import loader
    from django.conf import settings
  except ImportError:
    logging.error('Django framework not installed!')
    logging.error('Failed to generate report in HTML format!')
    return ''

  settings.configure(DEBUG=True,
                     TEMPLATE_DEBUG=True,
                     TEMPLATE_DIRS=(ROOT_PATH,))

  tmpl = loader.get_template('report.html')
  ctx = template.Context({'test_runs': tmpl_args})

  return tmpl.render(ctx)