gecko-dev/testing/parse_build_tests_ccov.py
Marco Castelluccio 5b2de0d7eb Bug 1473067 - Parse coverage artifacts at the end of builds. r=ted
--HG--
extra : rebase_source : ffb6223c00c60c2d1183962cfa8158532bdc0700
2018-12-10 13:29:43 +01:00

75 lines
2.8 KiB
Python

#!/usr/bin/env python
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import
import sys
import os
import shutil
import subprocess
import tempfile
import zipfile
import buildconfig
def main():
if not buildconfig.substs.get('MOZ_CODE_COVERAGE') or not buildconfig.substs.get('MOZ_RUST_TESTS'):
return
assert 'GRCOV_PATH' in os.environ, 'The environment variable GRCOV_PATH should contain a path to grcov'
grcov_path = os.environ['GRCOV_PATH']
assert os.path.exists(grcov_path), 'grcov should exist'
grcov_command = [
grcov_path,
'-t', 'lcov',
'-p', buildconfig.topsrcdir,
buildconfig.topobjdir
]
# We want to ignore system headers in our reports.
if buildconfig.substs['OS_TARGET'] == 'WINNT':
# We use WINDOWSSDKDIR to find the directory holding the system headers on Windows.
windows_sdk_dir = None
config_opts = buildconfig.substs['MOZ_CONFIGURE_OPTIONS'].split(' ')
for opt in config_opts:
if opt.startswith('WINDOWSSDKDIR='):
windows_sdk_dir = opt[len('WINDOWSSDKDIR='):]
break
assert windows_sdk_dir is not None, 'WINDOWSSDKDIR should be in MOZ_CONFIGURE_OPTIONS'
ignore_dir_abs = os.path.dirname(windows_sdk_dir)
else:
gcc_dir = os.path.join(buildconfig.topsrcdir, 'gcc')
ignore_dir_abs = gcc_dir
# globs passed to grcov must exist and must be relative to the source directory.
# If it doesn't exist, maybe it has moved and we need to update the paths above.
# If it is no longer relative to the source directory, we no longer need to ignore it and
# this code can be removed.
assert os.path.isdir(ignore_dir_abs), '{} is not a directory'.format(ignore_dir_abs)
assert ignore_dir_abs.startswith(buildconfig.topsrcdir), '{} should start with {}'.format(ignore_dir_abs, buildconfig.topsrcdir)
grcov_command += ['--ignore-dir', os.path.relpath(ignore_dir_abs, buildconfig.topsrcdir) + '*']
if buildconfig.substs['OS_TARGET'] == 'Linux':
if 'LD_LIBRARY_PATH' in os.environ:
os.environ['LD_LIBRARY_PATH'] = '{}/lib64/:{}'.format(gcc_dir, os.environ['LD_LIBRARY_PATH'])
else:
os.environ['LD_LIBRARY_PATH'] = '{}/lib64/'.format(gcc_dir)
os.environ['PATH'] = '{}/bin/:{}'.format(gcc_dir, os.environ['PATH'])
grcov_output = subprocess.check_output(grcov_command)
grcov_zip_path = os.path.join(buildconfig.topobjdir, 'code-coverage-grcov.zip')
with zipfile.ZipFile(grcov_zip_path, 'a', zipfile.ZIP_DEFLATED) as z:
z.writestr('grcov_lcov_output.info', grcov_output)
if __name__ == '__main__':
main()