forked from OSchip/llvm-project
116 lines
3.3 KiB
Python
Executable File
116 lines
3.3 KiB
Python
Executable File
#!/usr/bin/env python3
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"""Dispatch to update_*_test_checks.py scripts automatically in bulk
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Given a list of test files, this script will invoke the correct
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update_test_checks-style script, skipping any tests which have not previously
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had assertions autogenerated.
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"""
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from __future__ import print_function
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import argparse
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import os
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import re
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import subprocess
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import sys
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from concurrent.futures import ThreadPoolExecutor
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RE_ASSERTIONS = re.compile(
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r'NOTE: Assertions have been autogenerated by ([^\s]+)( UTC_ARGS:.*)?$')
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def find_utc_tool(search_path, utc_name):
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"""
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Return the path to the given UTC tool in the search path, or None if not
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found.
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"""
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for path in search_path:
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candidate = os.path.join(path, utc_name)
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if os.path.isfile(candidate):
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return candidate
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return None
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def run_utc_tool(utc_name, utc_tool, testname):
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result = subprocess.run([utc_tool, testname], stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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return (result.returncode, result.stdout, result.stderr)
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def main():
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from argparse import RawTextHelpFormatter
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parser = argparse.ArgumentParser(description=__doc__,
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formatter_class=RawTextHelpFormatter)
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parser.add_argument(
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'--jobs', '-j', default=1, type=int,
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help='Run the given number of jobs in parallel')
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parser.add_argument(
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'--utc-dir', nargs='*',
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help='Additional directories to scan for update_*_test_checks scripts')
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parser.add_argument('tests', nargs='+')
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config = parser.parse_args()
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script_name = os.path.basename(__file__)
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if config.utc_dir:
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utc_search_path = config.utc_dir[:]
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else:
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utc_search_path = []
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utc_search_path.append(os.path.join(os.path.dirname(script_name),
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os.path.pardir))
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not_autogenerated = []
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utc_tools = {}
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have_error = False
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with ThreadPoolExecutor(max_workers=config.jobs) as executor:
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jobs = []
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for testname in config.tests:
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with open(testname, 'r') as f:
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header = f.readline().strip()
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m = RE_ASSERTIONS.search(header)
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if m is None:
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not_autogenerated.append(testname)
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continue
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utc_name = m.group(1)
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if utc_name not in utc_tools:
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utc_tools[utc_name] = find_utc_tool(utc_search_path, utc_name)
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if not utc_tools[utc_name]:
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print(f"{utc_name}: not found (used in {testname})",
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file=sys.stderr)
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have_error = True
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continue
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future = executor.submit(run_utc_tool, utc_name, utc_tools[utc_name],
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testname)
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jobs.append((testname, future))
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for testname, future in jobs:
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return_code, stdout, stderr = future.result()
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print(f"Update {testname}")
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stdout = stdout.decode(errors='replace')
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if stdout:
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print(stdout, end='')
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if not stdout.endswith('\n'):
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print()
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stderr = stderr.decode(errors='replace')
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if stderr:
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print(stderr, end='')
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if not stderr.endswith('\n'):
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print()
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if return_code != 0:
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print(f"Return code: {return_code}")
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have_error = True
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if have_error:
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sys.exit(1)
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if not_autogenerated:
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print("Tests without autogenerated assertions:")
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for testname in not_autogenerated:
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print(f" {testname}")
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if __name__ == '__main__':
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main()
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