| # Copyright 2018 the V8 project 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 difflib |
| |
| from . import base |
| |
| |
| class OutProc(base.OutProc): |
| def __init__(self, expected_outcomes, expected_path): |
| super(OutProc, self).__init__(expected_outcomes) |
| self._expected_path = expected_path |
| |
| def _is_failure_output(self, output): |
| with open(self._expected_path) as f: |
| expected = f.read() |
| expected_lines = expected.splitlines() |
| actual_lines = output.stdout.splitlines() |
| diff = difflib.unified_diff(expected_lines, actual_lines, lineterm="", |
| fromfile="expected_path") |
| diffstring = '\n'.join(diff) |
| if diffstring is not "": |
| if "generated from a non-shipping build" in output.stdout: |
| return False |
| if not "generated from a shipping build" in output.stdout: |
| output.stdout = "Unexpected output:\n\n" + output.stdout |
| return True |
| output.stdout = diffstring |
| return True |
| return False |
