import org.gradle.test.precondition.Requires
import org.gradle.test.preconditions.UnitTestPreconditions
import org.junit.Rule
import spock.lang.Issue
import spock.lang.Specification

import java.nio.file.AccessDeniedException

@Requires(UnitTestPreconditions.FilePermissions)
@Issue('https://github.com/gradle/gradle/issues/2639')
class DefaultUnauthorizedDirectoryWalkerTest extends Specification {

    @Rule

        }
        0 * _

        cleanup:
        rootDir.listFiles()*.makeReadable()

        where:
        type   | message
        "dir"  | "java.nio.file.AccessDeniedException: %s"
        "file" | "java.io.FileNotFoundException: %s (Permission denied)"
    }

    private snapshot(File root) {
        directorySnapshotter.snapshot(root.absolutePath, null, [:]) {}
    }

                new DocumentationRegistry().getDocumentationRecommendationFor("information", "incremental_build", "sec:disable-state-tracking")
            )
            failure.assertHasCause("java.nio.file.AccessDeniedException: ${dir}")
        } finally {
            dir.permissions = oldPermissions
        }
    }