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#!/usr/bin/env python3
"""Dispatch to update_*_test_checks.py scripts automatically in bulk
Given a list of test files, this script will invoke the correct
update_test_checks-style script, skipping any tests which have not previously
had assertions autogenerated. If test name starts with '@' it's treated as
a name of file containing test list.
"""
from __future__ import print_function
import argparse
import os
import re
import subprocess
import sys
from concurrent.futures import ThreadPoolExecutor
RE_ASSERTIONS = re.compile(
r"NOTE: Assertions have been autogenerated by ([^\s]+)( UTC_ARGS:.*)?$"
)
def find_utc_tool(search_path, utc_name):
"""
Return the path to the given UTC tool in the search path, or None if not
found.
"""
for path in search_path:
candidate = os.path.join(path, utc_name)
if os.path.isfile(candidate):
return candidate
return None
def run_utc_tool(utc_name, utc_tool, testname, environment):
result = subprocess.run(
[utc_tool, testname],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
env=environment,
)
return (result.returncode, result.stdout, result.stderr)
def read_arguments_from_file(filename):
try:
with open(filename, "r") as file:
return [line.rstrip() for line in file.readlines()]
except FileNotFoundError:
print(f"Error: File '{filename}' not found.")
sys.exit(1)
def expand_listfile_args(arg_list):
exp_arg_list = []
for arg in arg_list:
if arg.startswith("@"):
exp_arg_list += read_arguments_from_file(arg[1:])
else:
exp_arg_list.append(arg)
return exp_arg_list
def utc_lit_plugin(result, test, commands):
testname = test.getFilePath()
if not testname:
return None
script_name = os.path.abspath(__file__)
utc_search_path = os.path.join(os.path.dirname(script_name), os.path.pardir)
with open(testname, "r") as f:
header = f.readline().strip()
m = RE_ASSERTIONS.search(header)
if m is None:
return None
utc_name = m.group(1)
utc_tool = find_utc_tool([utc_search_path], utc_name)
if not utc_tool:
return f"update-utc-tests: {utc_name} not found"
return_code, stdout, stderr = run_utc_tool(
utc_name, utc_tool, testname, test.config.environment
)
stderr = stderr.decode(errors="replace")
if return_code != 0:
if stderr:
return f"update-utc-tests: {utc_name} exited with return code {return_code}\n{stderr.rstrip()}"
return f"update-utc-tests: {utc_name} exited with return code {return_code}"
stdout = stdout.decode(errors="replace")
if stdout:
return f"update-utc-tests: updated {testname}\n{stdout.rstrip()}"
return f"update-utc-tests: updated {testname}"
def main():
from argparse import RawTextHelpFormatter
parser = argparse.ArgumentParser(
description=__doc__, formatter_class=RawTextHelpFormatter
)
parser.add_argument(
"--jobs",
"-j",
default=1,
type=int,
help="Run the given number of jobs in parallel",
)
parser.add_argument(
"--utc-dir",
nargs="*",
help="Additional directories to scan for update_*_test_checks scripts",
)
parser.add_argument(
"--path",
help="""Additional directories to scan for executables invoked by the update_*_test_checks scripts,
separated by the platform path separator""",
)
parser.add_argument("tests", nargs="+")
config = parser.parse_args()
if config.utc_dir:
utc_search_path = config.utc_dir[:]
else:
utc_search_path = []
script_name = os.path.abspath(__file__)
utc_search_path.append(os.path.join(os.path.dirname(script_name), os.path.pardir))
local_env = os.environ.copy()
if config.path:
local_env["PATH"] = config.path + os.pathsep + local_env["PATH"]
not_autogenerated = []
utc_tools = {}
have_error = False
tests = expand_listfile_args(config.tests)
with ThreadPoolExecutor(max_workers=config.jobs) as executor:
jobs = []
for testname in tests:
with open(testname, "r") as f:
header = f.readline().strip()
m = RE_ASSERTIONS.search(header)
if m is None:
not_autogenerated.append(testname)
continue
utc_name = m.group(1)
if utc_name not in utc_tools:
utc_tools[utc_name] = find_utc_tool(utc_search_path, utc_name)
if not utc_tools[utc_name]:
print(
f"{utc_name}: not found (used in {testname})",
file=sys.stderr,
)
have_error = True
continue
future = executor.submit(
run_utc_tool, utc_name, utc_tools[utc_name], testname, local_env
)
jobs.append((testname, future))
for testname, future in jobs:
return_code, stdout, stderr = future.result()
print(f"Update {testname}")
stdout = stdout.decode(errors="replace")
if stdout:
print(stdout, end="")
if not stdout.endswith("\n"):
print()
stderr = stderr.decode(errors="replace")
if stderr:
print(stderr, end="")
if not stderr.endswith("\n"):
print()
if return_code != 0:
print(f"Return code: {return_code}")
have_error = True
if have_error:
sys.exit(1)
if not_autogenerated:
print("Tests without autogenerated assertions:")
for testname in not_autogenerated:
print(f" {testname}")
if __name__ == "__main__":
main()
|
