mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 20:10:13 +01:00
Dana Jansens
1dbf000905
Currently hitting ^C prints out two stack traces, requiring scrolling up though multiple screens of scrollback to get back to the autoupdate results. This primarily shows up when hitting ^C while it's symbolizing a C++ stack trace.
103 lines
3.1 KiB
Python
Executable File
103 lines
3.1 KiB
Python
Executable File
#!/usr/bin/env python3
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"""Autoupdates testdata in toolchain."""
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__copyright__ = """
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Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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Exceptions. See /LICENSE for license information.
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SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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"""
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import argparse
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import re
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import subprocess
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import sys
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from pathlib import Path
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def main() -> None:
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bazel = str(Path(__file__).parents[1] / "scripts" / "run_bazel.py")
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configs = []
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# Use the most recently used build mode, or `fastbuild` if missing
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# `bazel-bin`.
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build_mode = "fastbuild"
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workspace = subprocess.check_output(
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[
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bazel,
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"info",
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"workspace",
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"--ui_event_filters=stdout",
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],
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encoding="utf-8",
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).strip()
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bazel_bin_path = Path(workspace).joinpath("bazel-bin")
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if bazel_bin_path.exists():
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link = str(bazel_bin_path.readlink())
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m = re.search(r"-(\w+)/bin$", link)
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if m:
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build_mode = m[1]
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else:
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exit(f"Build mode not found in `bazel-bin` symlink: {link}")
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# Parse arguments.
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parser = argparse.ArgumentParser(__doc__)
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parser.add_argument("--non-fatal-checks", action="store_true")
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parser.add_argument(
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"--print_slowest_tests", default=0, help="Forwarded to file_test"
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)
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parser.add_argument("--threads", help="Forwarded to file_test")
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parser.add_argument("files", nargs="*")
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args = parser.parse_args()
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if args.non_fatal_checks:
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if build_mode == "opt":
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exit(
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"`--non-fatal-checks` is incompatible with inferred "
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"`-c opt` build mode"
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)
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configs.append("--config=non-fatal-checks")
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argv = [
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bazel,
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"run",
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"-c",
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build_mode,
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*configs,
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"--experimental_convenience_symlinks=ignore",
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"--ui_event_filters=-info,-stdout,-stderr,-finish",
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"//toolchain/testing:file_test",
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"--",
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"--autoupdate",
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"--print_slowest_tests",
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str(args.print_slowest_tests),
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]
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if args.threads:
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argv += ["--threads", args.threads]
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# Support specifying tests to update, such as:
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# ./autoupdate_testdata.py lex/**/*
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if args.files:
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repo_root = Path(__file__).parents[1]
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file_tests = []
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# Filter down to just test files.
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for f in args.files:
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if f.endswith(".carbon"):
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path = str(Path(f).resolve().relative_to(repo_root))
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if path.count("/testdata/"):
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file_tests.append(path)
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if not file_tests:
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sys.exit(
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"Args do not seem to be test files; for example, "
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f"{args.files[0]}"
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)
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argv.append("--file_tests=" + ",".join(file_tests))
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# Provide an empty stdin so that the driver tests that read from stdin
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# don't block waiting for input. This matches the behavior of `bazel test`.
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subprocess.run(argv, check=True)
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if __name__ == "__main__":
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try:
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main()
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except KeyboardInterrupt:
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sys.exit(1)
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