mirror of https://github.com/google/oss-fuzz.git
125 lines
4.1 KiB
Python
125 lines
4.1 KiB
Python
# Copyright 2020 Google LLC
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#
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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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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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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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#
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################################################################################
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"""Tests for build.py"""
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import os
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import sys
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import unittest
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from unittest import mock
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# pylint: disable=wrong-import-position
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INFRA_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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sys.path.append(INFRA_DIR)
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from ci import build
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def patch_environ(testcase_obj):
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"""Patch environment."""
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env = {}
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patcher = mock.patch.dict(os.environ, env)
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testcase_obj.addCleanup(patcher.stop)
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patcher.start()
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def _set_coverage_build():
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"""Set the right environment variables for a coverage build."""
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os.environ['SANITIZER'] = 'coverage'
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os.environ['ENGINE'] = 'libfuzzer'
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os.environ['ARCHITECTURE'] = 'x86_64'
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class TestShouldBuild(unittest.TestCase):
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"""Tests that should_build() works as intended."""
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def setUp(self):
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patch_environ(self)
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def test_none_engine_coverage_build(self):
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"""Tests that should_build returns False for a coverage build of a
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project that specifies 'none' for fuzzing_engines."""
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_set_coverage_build()
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project_yaml = {
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'language': 'c++',
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'fuzzing_engines': ['none'],
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'sanitizers': ['address']
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}
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self.assertFalse(build.should_build(project_yaml))
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def test_unspecified_engines_coverage_build(self):
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"""Tests that should_build returns True for a coverage build of a
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project that doesn't specify fuzzing_engines."""
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_set_coverage_build()
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project_yaml = {'language': 'c++'}
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self.assertTrue(build.should_build(project_yaml))
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def test_libfuzzer_coverage_build(self):
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"""Tests that should_build returns True for coverage build of a project
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specifying 'libfuzzer' for fuzzing_engines."""
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_set_coverage_build()
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project_yaml = {
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'language': 'c++',
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'fuzzing_engines': ['libfuzzer'],
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'sanitizers': ['address']
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}
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self.assertTrue(build.should_build(project_yaml))
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def test_go_coverage_build(self):
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"""Tests that should_build returns True for coverage build of a project
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specifying 'libfuzzer' for fuzzing_engines."""
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_set_coverage_build()
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project_yaml = {'language': 'go'}
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self.assertTrue(build.should_build(project_yaml))
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def test_engine_project_none_build(self):
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"""Tests that should_build returns False for an engine: 'none' build when
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the project doesn't specify engines."""
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os.environ['SANITIZER'] = 'address'
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os.environ['ENGINE'] = 'none'
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os.environ['ARCHITECTURE'] = 'x86_64'
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project_yaml = {
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'language': 'c++',
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'fuzzing_engines': ['libfuzzer'],
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'sanitizers': ['address']
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}
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self.assertFalse(build.should_build(project_yaml))
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def test_centipede_none_build(self):
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"""Tests that should_build returns True for none sanitizer build of a
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project specifying 'centipede' for fuzzing_engines."""
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os.environ['SANITIZER'] = 'none'
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os.environ['ENGINE'] = 'centipede'
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os.environ['ARCHITECTURE'] = 'x86_64'
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project_yaml = {
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'language': 'c++',
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'fuzzing_engines': ['centipede'],
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'sanitizers': ['none']
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}
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self.assertTrue(build.should_build(project_yaml))
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def test_centipede_address_build(self):
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"""Tests that should_build returns True for address sanitizer build of a
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project specifying 'centipede' for fuzzing_engines."""
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os.environ['SANITIZER'] = 'address'
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os.environ['ENGINE'] = 'centipede'
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os.environ['ARCHITECTURE'] = 'x86_64'
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project_yaml = {
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'language': 'c++',
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'fuzzing_engines': ['centipede'],
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'sanitizers': ['address']
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}
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self.assertTrue(build.should_build(project_yaml))
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