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| |
| """Unit test utilities for gtest_json_output.""" |
| |
| import re |
| |
| |
| def normalize(obj): |
| """Normalize output object. |
| |
| Args: |
| obj: Google Test's JSON output object to normalize. |
| |
| Returns: |
| Normalized output without any references to transient information that may |
| change from run to run. |
| """ |
| |
| def _normalize(key, value): |
| if key == 'time': |
| return re.sub(r'^\d+(\.\d+)?s$', '*', value) |
| elif key == 'timestamp': |
| return re.sub(r'^\d{4}-\d\d-\d\dT\d\d:\d\d:\d\dZ$', '*', value) |
| elif key == 'failure': |
| value = re.sub(r'^.*[/\\](.*:)\d+\n', '\\1*\n', value) |
| return re.sub(r'Stack trace:\n(.|\n)*', 'Stack trace:\n*', value) |
| elif key == 'file': |
| return re.sub(r'^.*[/\\](.*)', '\\1', value) |
| else: |
| return normalize(value) |
| |
| if isinstance(obj, dict): |
| return {k: _normalize(k, v) for k, v in obj.items()} |
| if isinstance(obj, list): |
| return [normalize(x) for x in obj] |
| else: |
| return obj |