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# Copyright 2017 The Meson development team
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from mesonbuild import environment
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import sys, os, subprocess
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def remove_dir_from_trace(lcov_command, covfile, dirname):
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tmpfile = covfile + '.tmp'
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subprocess.check_call([lcov_command, '--remove', covfile, dirname, '-o', tmpfile])
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os.replace(tmpfile, covfile)
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def coverage(source_root, build_root, log_dir):
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(gcovr_exe, lcov_exe, genhtml_exe) = environment.find_coverage_tools()
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if gcovr_exe:
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subprocess.check_call([gcovr_exe,
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'-x',
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'-r', source_root,
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'-o', os.path.join(log_dir, 'coverage.xml'),
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])
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subprocess.check_call([gcovr_exe,
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'-r', source_root,
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'-o', os.path.join(log_dir, 'coverage.txt'),
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])
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if lcov_exe and genhtml_exe:
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htmloutdir = os.path.join(log_dir, 'coveragereport')
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covinfo = os.path.join(log_dir, 'coverage.info')
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initial_tracefile = covinfo + '.initial'
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run_tracefile = covinfo + '.run'
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subprocess.check_call([lcov_exe,
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'--directory', build_root,
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'--capture',
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'--initial',
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'--output-file',
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initial_tracefile])
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subprocess.check_call([lcov_exe,
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'--directory', build_root,
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'--capture',
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'--output-file', run_tracefile,
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'--no-checksum',
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'--rc', 'lcov_branch_coverage=1',
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])
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# Join initial and test results.
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subprocess.check_call([lcov_exe,
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'-a', initial_tracefile,
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'-a', run_tracefile,
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'-o', covinfo])
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remove_dir_from_trace(lcov_exe, covinfo, '/usr/include/*')
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remove_dir_from_trace(lcov_exe, covinfo, '/usr/local/include/*')
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subprocess.check_call([genhtml_exe,
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'--prefix', build_root,
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'--output-directory', htmloutdir,
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'--title', 'Code coverage',
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'--legend',
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'--show-details',
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'--branch-coverage',
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covinfo])
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return 0
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def run(args):
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if not os.path.isfile('build.ninja'):
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print('Coverage currently only works with the Ninja backend.')
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return 1
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source_root, build_root, log_dir = args[:]
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return coverage(source_root, build_root, log_dir)
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if __name__ == '__main__':
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sys.exit(run(sys.argv[1:]))
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