// Copyright 2023 Code Intelligence GmbH // // 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. package com.code_intelligence.jazzer.junit; import static com.google.common.truth.Truth8.assertThat; import static org.junit.Assume.assumeFalse; import static org.junit.platform.engine.discovery.DiscoverySelectors.selectClass; import static org.junit.platform.testkit.engine.EventConditions.container; import static org.junit.platform.testkit.engine.EventConditions.event; import static org.junit.platform.testkit.engine.EventConditions.finishedSuccessfully; import static org.junit.platform.testkit.engine.EventConditions.type; import static org.junit.platform.testkit.engine.EventConditions.uniqueIdSubstrings; import static org.junit.platform.testkit.engine.EventType.FINISHED; import static org.junit.platform.testkit.engine.EventType.REPORTING_ENTRY_PUBLISHED; import static org.junit.platform.testkit.engine.EventType.STARTED; import java.io.IOException; import java.nio.file.Files; import java.nio.file.Path; import java.util.stream.Stream; import org.junit.Before; import org.junit.Rule; import org.junit.Test; import org.junit.platform.testkit.engine.EngineExecutionResults; import org.junit.platform.testkit.engine.EngineTestKit; import org.junit.rules.TemporaryFolder; public class FindingsBaseDirTest { private static final String ENGINE = "engine:junit-jupiter"; private static final String CLAZZ = "class:com.example.ThrowingFuzzTest"; private static final String INPUTS_FUZZ = "test-template:throwingFuzz(com.code_intelligence.jazzer.api.FuzzedDataProvider)"; @Rule public TemporaryFolder temp = new TemporaryFolder(); private Path baseDir; @Before public void setup() { baseDir = temp.getRoot().toPath(); } @Test public void fuzzingEnabledNoFindingsDir() throws IOException { assumeFalse(System.getenv("JAZZER_FUZZ").isEmpty()); EngineExecutionResults results = EngineTestKit.engine("junit-jupiter") .selectors(selectClass("com.example.ThrowingFuzzTest")) .configurationParameter("jazzer.internal.basedir", baseDir.toAbsolutePath().toString()) .execute(); results.containerEvents().assertEventsMatchExactly(event(type(STARTED), container(ENGINE)), event(type(STARTED), container(uniqueIdSubstrings(ENGINE, CLAZZ))), event(type(STARTED), container(uniqueIdSubstrings(ENGINE, CLAZZ, INPUTS_FUZZ))), // Warning because the inputs directory hasn't been found in the source tree. event(type(REPORTING_ENTRY_PUBLISHED), container(uniqueIdSubstrings(ENGINE, CLAZZ, INPUTS_FUZZ))), event(type(FINISHED), container(uniqueIdSubstrings(ENGINE, CLAZZ, INPUTS_FUZZ)), finishedSuccessfully()), event(type(FINISHED), container(uniqueIdSubstrings(ENGINE, CLAZZ)), finishedSuccessfully()), event(type(FINISHED), container(ENGINE), finishedSuccessfully())); // Crash should be emitted into the base directory, as no findings dir available. try (Stream baseDirFiles = Files.list(baseDir)) { Stream crashFiles = baseDirFiles.filter(f -> f.getFileName().toString().startsWith("crash-")); assertThat(crashFiles).hasSize(1); } } }