| #!/usr/bin/env python | 
 | # Copyright 2015 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. | 
 |  | 
 | """Runs a python script under an isolate | 
 |  | 
 | This script attempts to emulate the contract of gtest-style tests | 
 | invoked via recipes. The main contract is that the caller passes the | 
 | argument: | 
 |  | 
 |   --isolated-script-test-output=[FILENAME] | 
 |  | 
 | json is written to that file in the format produced by | 
 | common.parse_common_test_results. | 
 |  | 
 | This script is intended to be the base command invoked by the isolate, | 
 | followed by a subsequent Python script.""" | 
 |  | 
 | import argparse | 
 | import json | 
 | import os | 
 | import sys | 
 |  | 
 |  | 
 | import common | 
 |  | 
 | # Add src/testing/ into sys.path for importing xvfb. | 
 | sys.path.append(os.path.join(os.path.dirname(__file__), '..')) | 
 | import xvfb | 
 |  | 
 |  | 
 | def main(): | 
 |   parser = argparse.ArgumentParser() | 
 |   parser.add_argument('--isolated-script-test-output', type=str, | 
 |                       required=True) | 
 |   args, rest_args = parser.parse_known_args() | 
 |   # Remove the chartjson extra arg until this script cares about chartjson | 
 |   # results | 
 |   index = 0 | 
 |   for arg in rest_args: | 
 |     if ('--isolated-script-test-chartjson-output' in arg or | 
 |         '--isolated-script-test-perf-output' in arg or | 
 |         '--isolated-script-test-filter' in arg): | 
 |       rest_args.pop(index) | 
 |       break | 
 |     index += 1 | 
 |  | 
 |   ret = common.run_command([sys.executable] + rest_args) | 
 |   with open(args.isolated_script_test_output, 'w') as fp: | 
 |     json.dump({'valid': True, | 
 |                'failures': ['failed'] if ret else []}, fp) | 
 |   return ret | 
 |  | 
 |  | 
 | # This is not really a "script test" so does not need to manually add | 
 | # any additional compile targets. | 
 | def main_compile_targets(args): | 
 |   json.dump([''], args.output) | 
 |  | 
 |  | 
 | if __name__ == '__main__': | 
 |   # Conform minimally to the protocol defined by ScriptTest. | 
 |   if 'compile_targets' in sys.argv: | 
 |     funcs = { | 
 |       'run': None, | 
 |       'compile_targets': main_compile_targets, | 
 |     } | 
 |     sys.exit(common.run_script(sys.argv[1:], funcs)) | 
 |   sys.exit(main()) |