abstract Provider<FileSystemLocation> getInputArtifact()

                void transform(TransformOutputs outputs) {
                    def input = inputArtifact.get().asFile
                    def output = outputs.file(input.name + ".txt")
                    output.text = String.valueOf(input.length())
                }
            }
        """
    }

    def getFileNamer() {

        return true;
    }

    /**
     * Whether overlapping outputs should be allowed or ignored.
     */
    default OverlappingOutputHandling getOverlappingOutputHandling() {
        return OverlappingOutputHandling.IGNORE_OVERLAPS;
    }

    enum OverlappingOutputHandling {
        /**
         * Overlapping outputs are detected and handled.
         */
        DETECT_OVERLAPS,

        /**

    }

    def "resolves tasks outputs to its output files"() {
        def content = Mock(FileCollectionInternal)
        def outputs = Mock(TaskOutputs)

        when:
        visitor.add outputs

        then:
        1 * outputs.files >> content
        1 * context.accept(content)
        0 * context._
    }

    def "resolves task to its output files"() {

# RUN: tf-mlir-translate -graphdef-to-mlir -tf-enable-shape-inference-on-import=false %s -tf-prune-unused-nodes -tf-control-output-arrays=AssignAdd -o - | FileCheck --check-prefix=PRUNE %s

                void transform(TransformOutputs outputs) {
                    File inputFile = input.get().asFile
                    println "processing \${inputFile.name}"
                    def output = outputs.file(inputFile.name + "." + parameters.extension)
                    output.text = "ok"
                }
            }
        """

        when:

                                    bool enable_select_tf_ops) {
  std::string error_msg;
  auto output = mlir::openOutputFile(output_filename, &error_msg);
  if (output == nullptr) {
    llvm::errs() << error_msg << '\n';
    return absl::InvalidArgumentError("cannot open output file.");
  }

  std::string result;
  if (output_mlir) {
    llvm::raw_string_ostream os(result);
    module.print(os);

    @OutputFile
    abstract RegularFileProperty getOutputFile()

    @TaskAction
    void produce() {
        String message = 'Hello, World!'
        def output = outputFile.get().asFile
        output.text = message
        logger.quiet("Wrote '${message}' to ${output}")
    }
}

abstract class Consumer extends DefaultTask {
    @InputFiles
    abstract ListProperty<RegularFile> getInputFiles()

    @TaskAction

        textFile.text = "text file as root"

        outputs.snapshot { run language.compileTaskName }

        when:
        file("extra/B.${language.name}").text = "class B { String change; }"
        executer.withArgument "--info"
        run language.compileTaskName

        then:
        outputs.recompiledClasses("A", "B", "C")

        when:
        run("-q", ":printScriptOutput")

        then:
        outputContains("Script output")
    }

    def "task with providers.exec provider input is up to date for second run"() {
        given:
        def testScript = ShellScript.builder()
            .printText("Script output")
            .writeTo(testDirectory, "script")

        buildFile """

            println "src dir 1: " + srcDir.get()
            println "output dir 1: " + outputDir.get()
            buildDir = "output/some-dir"
            childDirName = "other-child"
            println "src dir 2: " + srcDir.get()
            println "output dir 2: " + outputDir.get()
"""

        when:
        run()

        then: