}
        """
    }

    WorkActionClass workActionClass(String name, String packageName, WorkParameterClass parameterClass) {
        return new WorkActionClass(name, packageName, parameterClass)
    }

    WorkParameterClass workParameterClass(String name, String packageName) {
        return new WorkParameterClass(name, packageName)
    }

    WorkActionClass getWorkActionThatCreatesFiles(String name) {

    @Rule
    BlockingHttpServer blockingHttpServer = new BlockingHttpServer()
    def buildOperations = new BuildOperationsFixture(executer, temporaryFolder)
    WorkerExecutorFixture.WorkParameterClass parallelParameterType
    WorkerExecutorFixture.WorkActionClass parallelWorkAction


    def setup() {
        blockingHttpServer.start()

        buildFile << """
            task slowTask {

    @Rule BlockingHttpServer blockingHttpServer = new BlockingHttpServer()
    WorkerExecutorFixture.WorkParameterClass parallelParameterType
    WorkerExecutorFixture.WorkActionClass parallelWorkAction

    def setup() {
        blockingHttpServer.start()

        parallelParameterType = fixture.workParameterClass("ParallelParameter", "org.gradle.test").withFields([
                "itemName": "String",

    WorkerExecutorFixture.WorkParameterClass parallelParameterType
    WorkerExecutorFixture.WorkActionClass parallelWorkAction
    WorkerExecutorFixture.WorkActionClass failingWorkAction
    WorkerExecutorFixture.WorkActionClass alternateParallelWorkAction

    def setup() {
        blockingHttpServer.start()

        parallelParameterType = fixture.workParameterClass("ParallelParameter", "org.gradle.test").withFields([

@IntegrationTestTimeout(120)
class WorkerExecutorNestingIntegrationTest extends AbstractWorkerExecutorIntegrationTest {
    def nestingParameterType = fixture.workParameterClass("NestingParameter", "org.gradle.test").withFields([
        "greeting": "Property<String>",
        "childSubmissions": "int"
    ])

    def "workers with no isolation can spawn more work with #nestedIsolationMode"() {