def buildOperations = new BuildOperationsFixture(executer, temporaryFolder)

    def "can create and use a work action defined in buildSrc in #isolationMode"() {
        fixture.withWorkActionClassInBuildSrc()

        buildFile << """
            task runInWorker(type: WorkerTask) {
                isolationMode = $isolationMode
            }
        """

        when:
        succeeds("runInWorker")

            if (isOracleJDK) {
                bootstrapClasspath(normaliseFileSeparators(systemSpecificAbsolutePath('foo')))
            }
        }

        fixture.withWorkActionClassInBuildSrc()
        def workActionThatVerifiesOptions = getWorkActionThatVerifiesOptions(optionsVerifier).writeToBuildFile()
        outputFileDir.createDir()

        buildFile << """

    }

    def "produces a sensible error when there is a failure in the worker runnable in #isolationMode"() {
        def failureExecution = fixture.workActionThatFails.writeToBuildFile()
        fixture.withWorkActionClassInBuildSrc()

        buildFile << """
            task runInWorker(type: WorkerTask) {
                isolationMode = $isolationMode
                workActionClass = ${failureExecution.name}.class
            }

    }

    void withFileHelperClassInBuildSrc() {
        file("buildSrc/src/main/java/org/gradle/test/FileHelper.java") << """
            $fileHelperClass
        """
    }

    void withWorkActionClassInBuildSrc() {
        workActionThatCreatesFiles.writeToBuildSrc()
    }

    void withWorkActionClassInBuildScript() {
        workActionThatCreatesFiles.writeToBuildFile()
    }

    def "workers cannot inject internal services using #isolationMode isolation"() {
        fixture.workActionThatCreatesFiles.constructorArgs = "org.gradle.api.internal.file.FileOperations fileOperations"
        fixture.withWorkActionClassInBuildSrc()

        buildFile << """
            task runInWorker(type: WorkerTask) {
                isolationMode = $isolationMode
            }
        """

        expect:
        fails("runInWorker")