| #!/usr/bin/env python |
| # Copyright (c) 2012 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. |
| |
| """ Compare the generated GM images to the baselines """ |
| |
| # System-level imports |
| import os |
| import sys |
| |
| from build_step import BuildStep, BuildStepWarning |
| from utils import misc |
| import run_gm |
| |
| class CompareGMs(BuildStep): |
| def _Run(self): |
| json_summary_path = misc.GetAbsPath(os.path.join( |
| self._gm_actual_dir, run_gm.JSON_SUMMARY_FILENAME)) |
| |
| # Temporary list of builders who are allowed to fail this step without the |
| # bot turning red. |
| may_fail_with_warning = [] |
| # This import must happen after BuildStep.__init__ because it requires that |
| # CWD is in PYTHONPATH, and BuildStep.__init__ may change the CWD. |
| from gm import display_json_results |
| if not display_json_results.Display(json_summary_path): |
| if self._builder_name in may_fail_with_warning: |
| raise BuildStepWarning('Expectations mismatch in %s!' % |
| json_summary_path) |
| else: |
| raise Exception('Expectations mismatch in %s!' % json_summary_path) |
| |
| |
| if '__main__' == __name__: |
| sys.exit(BuildStep.RunBuildStep(CompareGMs)) |
