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# Copyright 2023 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import os
import platform
import re
import shutil
import sys
import tempfile
import textwrap
from pathlib import Path
from subprocess import Popen
from rules_python.python.runfiles import runfiles
r = runfiles.Create()
def main(conf_file):
with open(conf_file) as j:
config = json.load(j)
isWindows = platform.system() == "Windows"
bazelBinary = r.Rlocation(
os.path.join(
config["bazelBinaryWorkspace"], "bazel.exe" if isWindows else "bazel"
)
)
workspacePath = config["workspaceRoot"]
# Canonicalize bazel external/some_repo/foo
if workspacePath.startswith("external/"):
workspacePath = ".." + workspacePath[len("external") :]
with tempfile.TemporaryDirectory(dir=os.environ["TEST_TMPDIR"]) as tmp_homedir:
home_bazel_rc = Path(tmp_homedir) / ".bazelrc"
home_bazel_rc.write_text(
textwrap.dedent(
"""\
startup --max_idle_secs=1
common --announce_rc
"""
)
)
with tempfile.TemporaryDirectory(dir=os.environ["TEST_TMPDIR"]) as tmpdir:
workdir = os.path.join(tmpdir, "wksp")
print("copying workspace under test %s to %s" % (workspacePath, workdir))
shutil.copytree(workspacePath, workdir)
for command in config["bazelCommands"]:
bazel_args = command.split(" ")
bazel_args.append(
"--override_repository=rules_python=%s/rules_python"
% os.environ["TEST_SRCDIR"]
)
bazel_args.append(
"--override_repository=rules_python_gazelle_plugin=%s/rules_python_gazelle_plugin"
% os.environ["TEST_SRCDIR"]
)
# TODO: --override_module isn't supported in the current BAZEL_VERSION (5.2.0)
# This condition and attribute can be removed when bazel is updated for
# the rest of rules_python.
if config["bzlmod"]:
bazel_args.append(
"--override_module=rules_python=%s/rules_python"
% os.environ["TEST_SRCDIR"]
)
bazel_args.append("--enable_bzlmod")
# Bazel's wrapper script needs this or you get
# 2020/07/13 21:58:11 could not get the user's cache directory: $HOME is not defined
os.environ["HOME"] = str(tmp_homedir)
bazel_args.insert(0, bazelBinary)
bazel_process = Popen(bazel_args, cwd=workdir)
bazel_process.wait()
error = bazel_process.returncode != 0
if platform.system() == "Windows":
# Cleanup any bazel files
bazel_process = Popen([bazelBinary, "clean"], cwd=workdir)
bazel_process.wait()
error |= bazel_process.returncode != 0
# Shutdown the bazel instance to avoid issues cleaning up the workspace
bazel_process = Popen([bazelBinary, "shutdown"], cwd=workdir)
bazel_process.wait()
error |= bazel_process.returncode != 0
if error != 0:
# Test failure in Bazel is exit 3
# https://github.com/bazelbuild/bazel/blob/486206012a664ecb20bdb196a681efc9a9825049/src/main/java/com/google/devtools/build/lib/util/ExitCode.java#L44
sys.exit(3)
if __name__ == "__main__":
main(sys.argv[1])
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