settings.caches {
                    ${resources} { removeUnusedEntriesAfterDays = ${days} }
                }
            }
        """
    }

    abstract TestFile getGradleUserHomeDir()

    enum CleanupMethod {
        PROPERTY("legacy property only", true),
        DSL("DSL only", false),
        BOTH("both legacy property and DSL", false)

        final String description

        target.create(distribution2, loggerFactory, progressListener, params, cancellationToken) >> connection2
        params.getGradleUserHomeDir() >> null
        distribution1.getToolingImplementationClasspath(loggerFactory, progressListener, params, cancellationToken) >> DefaultClassPath.of(new File('a.jar'))

    protected ArtifactBuilder artifactBuilder() {
        GradleExecuter gradleExecuter = new InProcessGradleExecuter(distribution, testDirectoryProvider);
        gradleExecuter.withGradleUserHomeDir(getExecuter().getGradleUserHomeDir());
        return new GradleBackedArtifactBuilder(gradleExecuter, getTestDirectory().file("artifacts"));
    }

    public MavenFileRepository maven(TestFile repo) {
        return new MavenFileRepository(repo);

                .nagUser()
        }
    }

    internal
    abstract val delegate: Gradle

    override fun getGradleVersion(): String =
        delegate.gradleVersion

    override fun getGradleUserHomeDir(): File =
        delegate.gradleUserHomeDir

    override fun getGradleHomeDir(): File? =
        delegate.gradleHomeDir

    override fun getLifecycle(): GradleLifecycle =
        delegate.lifecycle

     */
    long getStartTime();

    /**
     * @return When null, use the provider's default Gradle user home dir.
     * @since 1.0-milestone-3
     */
    @Nullable
    File getGradleUserHomeDir();

    /**
     * @since 1.0-milestone-3
     */
    File getProjectDir();


    /**
     * @return When null, use the provider's default value for embedded.
     * @since 1.0-milestone-3

        Map<String, String> properties = new HashMap<>();
        configureFromHomeDir(layout.getGradleInstallationHomeDir(), properties);
        configureFromBuildDir(layout, properties);
        configureFromHomeDir(layout.getGradleUserHomeDir(), properties);
        configureFromSystemPropertiesOfThisJvm(Cast.uncheckedNonnullCast(properties));
        properties.putAll(initialProperties.getRequestedSystemProperties());

        }

        if (gradle.getGradleHomeDir() != null) {
            if (gradleWrapperPath.isPresent() && gradle.getGradleHomeDir().getAbsolutePath().startsWith(gradle.getGradleUserHomeDir().getAbsolutePath())) {
                return gradleWrapperPath.get();
            }
            return gradle.getGradleHomeDir().getAbsolutePath() + "/bin/gradle";
        }