@Before
    public void setUp() throws Exception {
        // Build the sample jars
        getGradleRunner().withArguments(":sample_jars:build", "-s").build();
        // propagate jdkjarhell jar
    }

    public void testElasticsearchIgnored() {
        BuildResult result = getGradleRunner().withArguments(
                ":clean",
                ":empty",
                "-s",

        GradleRunner runner = getGradleRunner().withArguments("clean", ":valid_setup_no_base:testingConventions", "-i", "-s");
        BuildResult result = runner.build();
        assertTaskSuccessful(result, ":valid_setup_no_base:testingConventions");
    }

    public void testValidSetupWithBaseClass() {
        GradleRunner runner = getGradleRunner().withArguments("clean", ":valid_setup_with_base:testingConventions", "-i", "-s");

    @Override
    public String projectName() {
        return PROJECT_NAME;
    }

    public void testUpToDateWithSourcesConfigured() {
        getGradleRunner().withArguments("clean", "-s").build();

        BuildResult result = getGradleRunner().withArguments("buildResources", "-s", "-i").build();
        assertTaskSuccessful(result, ":buildResources");
        assertBuildFileExists(result, PROJECT_NAME, "build-tools-exported/checkstyle.xml");

        BuildResult result = getGradleRunner().withArguments("hello", "-s").build();
        assertTaskSuccessful(result, ":hello");
        assertOutputContains("build plugin can be applied");
    }

    public void testCheckTask() {
        setupJarJdkClasspath(getProjectDir());
        BuildResult result = getGradleRunner().withArguments("check", "assemble", "-s").build();
        assertTaskSuccessful(result, ":check");

    @Override
    public String projectName() {
        return "reaper";
    }

    public void testCanLaunchReaper() {
        BuildResult result = getGradleRunner().withArguments(":launchReaper", "-S", "--info").build();
        assertTaskSuccessful(result, ":launchReaper");
        assertOutputContains(result.getOutput(), "Copying reaper.jar...");
    }

    fun run(vararg args: String) = GradleRunner.create()
        .withProjectDir(projectDir)
        .withTestKitDir(projectDir.resolve("test-kit"))
        .withPluginClasspath()
        .forwardOutput()
        .withArguments(*args)


    protected
    fun assertChangesProperlyOrdered() {
        val result = run(":verifyAcceptedApiChangesOrdering").build()

        val inputBuildDir = setupRunBinaryCompatibility(v1, v2)

        val runner = GradleRunner.create()
            .withProjectDir(inputBuildDir)
            .withPluginClasspath()
            .withArguments(":binary-compatibility:checkBinaryCompatibility", "-s")

        val (buildResult, failure) = try {
            runner.build()!! to null
        } catch (ex: UnexpectedBuildFailure) {

            assertTrue(linkToRealFolderEntry);
        }
    }

    private void runBuild(final String task, final boolean preserveFileTimestamps) {
        final GradleRunner runner = getGradleRunner().withArguments(
            task,
            "-Dtests.symbolic_link_preserving_tar_source=" + temporaryFolder.getRoot().toString(),
            "-Dtests.symbolic_link_preserving_tar_preserve_file_timestamps=" + preserveFileTimestamps,

	        at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
         */
        .withDebug(true)
        .withArguments(*args, "--stacktrace", "--no-watch-fs")

    private
    fun assertArchivedFilesSeen(vararg archiveFileNames: String) {
        val rootDirFiles = projectDir.resolve("build").walk().toList()