@CacheableTask
                class CustomTask extends DefaultTask {
                    @InputFile @PathSensitive(PathSensitivity.NONE) File inputFile
                    @OutputFile File outputFile
                    @TaskAction void doSomething() {
                        outputFile.text = inputFile.text
                    }
                }
            """

Accessors for org.gradle.ide.visualstudio.tasks.GenerateFiltersFileTask.inputFile don't use symmetrical @Nullable
Accessors for org.gradle.ide.visualstudio.tasks.GenerateProjectFileTask.inputFile don't use symmetrical @Nullable
Accessors for org.gradle.ide.visualstudio.tasks.GenerateSolutionFileTask.inputFile don't use symmetrical @Nullable
Accessors for org.gradle.ide.xcode.tasks.GenerateSchemeFileTask.inputFile don't use symmetrical @Nullable

    /**
     * The release notes javascript to embed in the HTML
     */
    @InputFile
    @PathSensitive(PathSensitivity.NONE)
    public abstract RegularFileProperty getReleaseNotesJavascriptFile();

    /**
     * The release notes CSS to embed in the HTML
     */
    @InputFile
    @PathSensitive(PathSensitivity.NONE)
    public abstract RegularFileProperty getReleaseNotesCssFile();

    /**

                @InputFile inputFile
                @OutputFile outputFile

                @TaskAction copy() {
                    outputFile.parentFile.mkdirs()
                    outputFile.text = inputFile.text
                }
            }
            task customTask(type: NonCacheableTask) {
                inputFile = file("input.txt")

            class MyConfig {
                @Input String inputString
                @InputFile File inputFile
                @OutputFiles Set<File> outputFiles
            }

            class MyTask extends DefaultTask {
                @Input String inputString
                @Nested MyConfig nested = new MyConfig()
                @InputFile File inputFile
                @InputDirectory File inputDirectory

        def inputDir2 = file("input2").createDir()
        def inputFileName = "inputFile.txt"
        def inputFile = inputDir1.file(inputFileName)
        inputFile.text = "input"

        when:
        run "customTask"
        then:
        executedAndNotSkipped(":customTask")

        when:
        Files.move(inputFile.toPath(), inputDir2.file(inputFileName).toPath())
        run "customTask"
        then:

        void configure(PersistableConfigurationObject object) {
        }
    }

    def readsObjectFromFile() {
        File inputFile = new File('input')

        when:
        def result = generator.read(inputFile)

        then:
        result == object
        1 * object.load(inputFile)
        0 * _._
    }

    def createsDefaultObject() {
        when:
        def result = generator.defaultInstance()

    StringBuilder builder = new StringBuilder();

    URL url = ResourceUtil.getResource(getClass().getName().replace('.', '/') + ".txt");

    File inputFile = URLUtil.toFile(url);

    File outputFile = new File(inputFile.getParentFile(), ".out");

    /**
     * @throws Exception
     */
    @Test
    public void testIsToOs() throws Exception {
        final int result = copy(is, os);

                @get:InputFile @get:PathSensitive(PathSensitivity.NONE) var inputFile: File? = null
                @get:OutputFile var outputFile: File? = null
                @TaskAction fun doSomething() {
                    outputFile!!.apply {
                        parentFile.mkdirs()
                        writeText(inputFile!!.readText())
                        appendText("$suffix")
                    }

                outputs.dir('build/destination')
                def outputFile = file('build/destination/first.file')
                def inputFile = file('first.file')
                doLast {
                    outputFile.text = inputFile.text
                }
            }

            task secondCopy {
                inputs.file('second.file')
                outputs.dir('build/destination')