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# Copyright 2021 Google LLC
#
# 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.
"""Tests for generate_coverage_report."""
import unittest
from unittest import mock
import generate_coverage_report
import test_helpers
OUT_DIR = '/outdir'
PROJECT = 'example-project'
SANITIZER = 'coverage'
class TestRunCoverageCommand(unittest.TestCase):
"""Tests run_coverage_command"""
def setUp(self):
test_helpers.patch_environ(self, empty=True)
@mock.patch('utils.execute')
def test_run_coverage_command(self, mock_execute): # pylint: disable=no-self-use
"""Tests that run_coverage_command works as intended."""
config = test_helpers.create_run_config(oss_fuzz_project_name=PROJECT,
sanitizer=SANITIZER)
workspace = test_helpers.create_workspace()
generate_coverage_report.run_coverage_command(config, workspace)
expected_command = 'coverage'
expected_env = {
'SANITIZER': config.sanitizer,
'FUZZING_LANGUAGE': config.language,
'OUT': workspace.out,
'CIFUZZ': 'True',
'FUZZING_ENGINE': 'libfuzzer',
'ARCHITECTURE': 'x86_64',
'FUZZER_ARGS': '-rss_limit_mb=2560 -timeout=25',
'HTTP_PORT': '',
'COVERAGE_EXTRA_ARGS': '',
'CORPUS_DIR': workspace.corpora,
'COVERAGE_OUTPUT_DIR': workspace.coverage_report
}
mock_execute.assert_called_with(expected_command, env=expected_env)
class DownloadCorporaTest(unittest.TestCase):
"""Tests for download_corpora."""
def test_download_corpora(self): # pylint: disable=no-self-use
"""Tests that download_corpora works as intended."""
clusterfuzz_deployment = mock.Mock()
clusterfuzz_deployment.workspace = test_helpers.create_workspace()
fuzz_target_paths = ['/path/to/fuzzer1', '/path/to/fuzzer2']
expected_calls = [
mock.call('fuzzer1', '/workspace/cifuzz-corpus/fuzzer1'),
mock.call('fuzzer2', '/workspace/cifuzz-corpus/fuzzer2')
]
generate_coverage_report.download_corpora(fuzz_target_paths,
clusterfuzz_deployment)
clusterfuzz_deployment.download_corpus.assert_has_calls(expected_calls)
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