| #!/usr/bin/env python3 |
| # |
| # Copyright 2023 The Chromium Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import argparse |
| import os |
| import sys |
| |
| REPOSITORY_ROOT = os.path.abspath( |
| os.path.join(os.path.dirname(__file__), os.pardir, os.pardir, os.pardir)) |
| |
| sys.path.insert(0, REPOSITORY_ROOT) |
| import build.android.gyp.util.build_utils as build_utils # pylint: disable=wrong-import-position |
| import components.cronet.tools.utils as cronet_utils # pylint: disable=wrong-import-position |
| |
| # Set this environment variable in order to regenerate the golden text |
| # files. |
| _REBASELINE_PROGUARD = os.environ.get('REBASELINE_PROGUARD', '0') != '0' |
| |
| def CompareGeneratedWithGolden(generated_file_path, golden_file_path): |
| golden_text = cronet_utils.read_file(golden_file_path) |
| generated_text = cronet_utils.read_file(generated_file_path) |
| if _REBASELINE_PROGUARD: |
| if golden_text != generated_text: |
| print('Updated', golden_file_path) |
| with open(golden_file_path, 'w') as f: |
| f.write(generated_text) |
| return None |
| |
| if golden_text is None: |
| print(f'Golden file does not exist: {golden_file_path}') |
| |
| return cronet_utils.compare_text_and_generate_diff(generated_text, |
| golden_text, |
| golden_file_path) |
| |
| |
| def main(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument('--input_generated_file', |
| type=str, |
| help="Path to the generated file.") |
| parser.add_argument('--input_golden_file', |
| type=str, |
| help='Path to the input golden file.') |
| parser.add_argument('--target_name', |
| help='Target name that generates the golden file.') |
| parser.add_argument('--stamp', type=str, help='Path to touch on success') |
| args = parser.parse_args() |
| text_diff = CompareGeneratedWithGolden(args.input_generated_file, |
| args.input_golden_file) |
| if text_diff: |
| |
| print(f""" |
| Cronet Proguard golden test failed. To generate it: |
| ####################################################### |
| # # |
| # Run the command below to generate the file # |
| # # |
| ####################################################### |
| |
| ########### START ########### |
| patch -p1 <<'END_DIFF' |
| {text_diff} |
| END_DIFF |
| ############ END ############ |
| |
| If you wish to build the action locally in generation mode, See the instructions below: |
| ##################################################################### |
| # # |
| # Run the command below to re-run the action in generation mode # |
| # # |
| ##################################################################### |
| ./components/cronet/tools/cr_cronet.py -d out/proguard_config gn && \ |
| REBASELINE_PROGUARD=1 autoninja -C out/proguard_config \ |
| {args.target_name} |
| |
| This will generate a GN output directory with the appropriate GN\ |
| flags to run the golden_test in generation mode rather than verification mode. |
| """) |
| sys.exit(-1) |
| else: |
| build_utils.Touch(args.stamp) |
| |
| if __name__ == '__main__': |
| sys.exit(main()) |
