private
    fun reportUniqueFileSystemEntryInput(file: File, consumer: String?) {
        if (reportedFileSystemEntries.add(file)) {
            reportFileSystemEntryInput(file, consumer)
        }
    }

    private
    fun reportFileInput(file: File, consumer: String?) {
        reportInput(consumer, null) {
            text("file ")
            reference(host.displayNameOf(file))
        }
    }

    private

    }

    def 'reads a unique lock file from a custom location'() {
        given:
        def file = tmpDir.file('custom', 'lock.file')
        lockFile.set(file)
        file << """#ignored
bar=a,c
foo=a,b,c

                def outputFile = file("output.txt")
                outputs.file(outputFile)
                doLast {
                    outputFile.text = "produced"
                }
            }

            task consumer {
                def inputFile = file("output.txt")
                def outputFile = file("consumerOutput.txt")
                inputs.files(inputFile)
                outputs.file(outputFile)

        given:
        TestFile dir = tmpDir.getTestDirectory()
        TestFile file = dir.file("someFile")
        file.createFile()

        when:
        boolean didWork = deleter.deleteRecursively(file)

        then:
        file.assertDoesNotExist()
        didWork
    }

    def "cleans non-empty directory"() {
        given:
        TestFile dir = tmpDir.getTestDirectory()

            LocalValue [indexes: 0..9, line/column: 1/1..1/10, file: test] (
                name = a
                rhs = IntLiteral [indexes: 8..9, line/column: 1/9..1/10, file: test] (1)
            )
            LocalValue [indexes: 10..19, line/column: 2/1..2/10, file: test] (
                name = b
                rhs = IntLiteral [indexes: 18..19, line/column: 2/9..2/10, file: test] (2)
            )
            ErroneousStatement (

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URLEncoder;
import java.nio.file.Files;
import java.nio.file.attribute.AclFileAttributeView;
import java.nio.file.attribute.FileOwnerAttributeView;
import java.nio.file.attribute.PosixFileAttributeView;

        and:
        def distBase = file("build/install/application")
        distBase.file("dir").directory
        distBase.file("dir/r1.txt").text == "r1"
        distBase.file("dir/r2.txt").text == "r2"
    }

    def "configure the distribution spec to source from a different dir"() {
        when:
        file("src/somewhere-else/dir").with {
            file("r1.txt") << "r1"
            file("r2.txt") << "r2"
        }

    }

    @Test
    public void buildFailsWhenSpecifiedProjectDirectoryIsNotADirectory() {
        TestFile file = testFile("unknown");

        ExecutionFailure result = usingProjectDir(file).runWithFailure();
        result.assertHasDescription("The specified project directory '" + file + "' does not exist.");

        file.createFile();

        def install1 = new File(temporaryFolder, "jdks/jdk-1").tap { mkdirs() }
        new File(install1, DefaultJdkCacheDirectory.MARKER_FILE).createNewFile()

        def install2 = new File(temporaryFolder, "jdks/jdk-2").tap { mkdirs() }
        new File(install2, DefaultJdkCacheDirectory.MARKER_FILE).createNewFile()

        new File(temporaryFolder, "jdks/notReady").tap { mkdirs() }

        when:

        then:
        noExceptionThrown()
        sharedLibrary(consumer.file("build/install/main/debug/lib/deck")).file.assertExists()
        sharedLibrary(consumer.file("build/install/main/debug/lib/card")).file.assertExists()
        sharedLibrary(consumer.file("build/install/main/debug/lib/shuffle")).file.assertExists()
        installation(consumer.file("build/install/main/debug")).exec().out == app.expectedOutput
    }