grpc/tools/buildgen/plugins/make_fuzzer_tests.py

# Copyright 2016 gRPC authors.
#
# 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.
"""Create tests for each fuzzer"""

import copy
import glob


def mako_plugin(dictionary):
    targets = dictionary['targets']
    tests = dictionary['tests']
    for tgt in targets:
        if tgt['build'] == 'fuzzer':
            new_target = copy.deepcopy(tgt)
            new_target['build'] = 'test'
            new_target['name'] += '_one_entry'
            new_target['run'] = False
            new_target['src'].append(
                'test/core/util/one_corpus_entry_fuzzer.cc')
            new_target['own_src'].append(
                'test/core/util/one_corpus_entry_fuzzer.cc')

            # avoid having two main() methods
            to_remove = 'test/core/util/fuzzer_corpus_test.cc'
            if to_remove in new_target['src']:
                new_target['src'].remove(to_remove)
            if to_remove in new_target['own_src']:
                new_target['own_src'].remove(to_remove)

            targets.append(new_target)
            for corpus in new_target['corpus_dirs']:
                for fn in sorted(glob.glob('%s/*' % corpus)):
                    tests.append({
                        'name': new_target['name'],
                        'args': [fn],
                        'exclude_iomgrs': ['uv'],
                        'exclude_configs': ['tsan'],
                        'uses_polling': False,
                        'platforms': ['mac', 'linux'],
                        'ci_platforms': ['linux'],
                        'flaky': False,
                        'language': 'c',
                        'cpu_cost': 0.1,
                    })