mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 21:30:12 +01:00
Jon Ross-Perkins
a13ff3dee1
Particularly with the changes to file_test, I believe it's faster to use the current build mode than to rebuild in opt. This was particularly noticeable while working on my laptop...
73 lines
2.1 KiB
Python
Executable File
73 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
"""Autoupdates testdata in toolchain."""
|
|
|
|
__copyright__ = """
|
|
Part of the Carbon Language project, under the Apache License v2.0 with LLVM
|
|
Exceptions. See /LICENSE for license information.
|
|
SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
"""
|
|
|
|
import re
|
|
import subprocess
|
|
import sys
|
|
from pathlib import Path
|
|
|
|
|
|
def main() -> None:
|
|
# Use the most recently used build mode, or `fastbuild` if missing
|
|
# `bazel-bin`.
|
|
build_mode = "fastbuild"
|
|
workspace = subprocess.check_output(
|
|
[
|
|
"bazel",
|
|
"info",
|
|
"workspace",
|
|
"--ui_event_filters=stdout",
|
|
],
|
|
encoding="utf-8",
|
|
).strip()
|
|
bazel_bin_path = Path(workspace).joinpath("bazel-bin")
|
|
if bazel_bin_path.exists():
|
|
link = str(bazel_bin_path.readlink())
|
|
m = re.search(r"-(\w+)/bin$", link)
|
|
if m:
|
|
build_mode = m[1]
|
|
else:
|
|
exit(f"Build mode not found in `bazel-bin` symlink: {link}")
|
|
|
|
argv = [
|
|
"bazel",
|
|
"run",
|
|
"-c",
|
|
build_mode,
|
|
"--experimental_convenience_symlinks=ignore",
|
|
"--ui_event_filters=-info,-stdout,-stderr,-finish",
|
|
"//toolchain/testing:file_test",
|
|
"--",
|
|
"--autoupdate",
|
|
]
|
|
# Support specifying tests to update, such as:
|
|
# ./autoupdate_testdata.py lex/**/*
|
|
if len(sys.argv) > 1:
|
|
repo_root = Path(__file__).resolve().parent.parent
|
|
file_tests = []
|
|
# Filter down to just test files.
|
|
for f in sys.argv[1:]:
|
|
if f.endswith(".carbon"):
|
|
path = str(Path(f).resolve().relative_to(repo_root))
|
|
if path.count("/testdata/"):
|
|
file_tests.append(path)
|
|
if not file_tests:
|
|
sys.exit(
|
|
f"Args do not seem to be test files; for example, {sys.argv[1]}"
|
|
)
|
|
argv.append("--file_tests=" + ",".join(file_tests))
|
|
# Provide an empty stdin so that the driver tests that read from stdin
|
|
# don't block waiting for input. This matches the behavior of `bazel test`.
|
|
subprocess.run(argv, check=True)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|