gtest_json_test_utils.py (2411B)
1 # Copyright 2018, Google Inc. 2 # All rights reserved. 3 # 4 # Redistribution and use in source and binary forms, with or without 5 # modification, are permitted provided that the following conditions are 6 # met: 7 # 8 # * Redistributions of source code must retain the above copyright 9 # notice, this list of conditions and the following disclaimer. 10 # * Redistributions in binary form must reproduce the above 11 # copyright notice, this list of conditions and the following disclaimer 12 # in the documentation and/or other materials provided with the 13 # distribution. 14 # * Neither the name of Google Inc. nor the names of its 15 # contributors may be used to endorse or promote products derived from 16 # this software without specific prior written permission. 17 # 18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30 """Unit test utilities for gtest_json_output.""" 31 32 import re 33 34 35 def normalize(obj): 36 """Normalize output object. 37 38 Args: 39 obj: Google Test's JSON output object to normalize. 40 41 Returns: 42 Normalized output without any references to transient information that may 43 change from run to run. 44 """ 45 def _normalize(key, value): 46 if key == 'time': 47 return re.sub(r'^\d+(\.\d+)?s$', '*', value) 48 elif key == 'timestamp': 49 return re.sub(r'^\d{4}-\d\d-\d\dT\d\d:\d\d:\d\dZ$', '*', value) 50 elif key == 'failure': 51 value = re.sub(r'^.*[/\\](.*:)\d+\n', '\\1*\n', value) 52 return re.sub(r'Stack trace:\n(.|\n)*', 'Stack trace:\n*', value) 53 else: 54 return normalize(value) 55 if isinstance(obj, dict): 56 return {k: _normalize(k, v) for k, v in obj.items()} 57 if isinstance(obj, list): 58 return [normalize(x) for x in obj] 59 else: 60 return obj