def taskX = tasks.register('taskX') {
    doLast {
        println 'taskX'
    }
}
def taskY = tasks.register('taskY') {
    doLast {
        println 'taskY'
    }
}
def taskZ = tasks.register('taskZ') {
    doLast {
        println 'taskZ'
    }
}
taskX.configure { dependsOn(taskY) }
taskY.configure { dependsOn(taskZ) }

val taskX by tasks.registering {
    doLast {
        println("taskX")
    }
}
val taskY by tasks.registering {
    doLast {
        println("taskY")
    }
}
val taskZ by tasks.registering {
    doLast {
        println("taskZ")
    }
}
taskX { dependsOn(taskY) }
taskY { dependsOn(taskZ) }

taskZ
taskY

        file("a/build.gradle") << """
            tasks.register("taskA")
            tasks.register("taskB") {
                dependsOn 'taskA'
            }
            tasks.register("taskC") {
                dependsOn 'taskB'
            }
            tasks.register("taskD")
        """
        file("b/build.gradle") << """
            tasks.register("taskA")
        """
        file("c/build.gradle") << """

        def task1 = Stub(Task)
        def task2 = Stub(Task)
        def task3 = Stub(Task)
        def source1 = Stub(FileCollectionInternal)
        def source2 = Stub(FileCollectionInternal)

        given:
        source1.visitDependencies(_) >> { TaskDependencyResolveContext context ->
            context.add(task1)
            context.add(task2)
        }

            }
            tasks.named("task1").configure {
                println "Configure again ${path}"
            }
            tasks.register("task2", SomeOtherTask) {
                println "Configure ${path}"
            }
            tasks.register("task3")
            tasks.configureEach {
                println "Received ${path}"
            }
            tasks.create("other") {

        def task1 = Stub(Task)
        def task2 = Stub(Task)
        def task3 = Stub(Task)
        def tree1 = Stub(FileTreeInternal)
        def tree2 = Stub(FileTreeInternal)

        given:
        tree1.visitDependencies(_) >> { TaskDependencyResolveContext context ->
            context.add(task1)
            context.add(task2)
        }

        given:
        Task a = task("a")
        Task b = task("b")
        Task c = task("c")
        Task d = task("d", dependsOn: [b, a, c])

        when:
        addToGraphAndPopulate([d])

        then:
        executes(a, b, c, d)
    }

    def "schedules a single batch of tasks in name order"() {
        given:
        Task a = task("a")
        Task b = task("b")
        Task c = task("c")

        when:

 * next task by throwing a {@link org.gradle.api.tasks.StopExecutionException}. Using these exceptions allows you to
 * have precondition actions which skip execution of the task, or part of the task, if not true.</p>
 *
 * <a id="dependencies"></a><h3>Task Dependencies and Task Ordering</h3>
 *
 * <p>A task may have dependencies on other tasks or might be scheduled to always run after another task.

            }

            task secondTask(type: MultipleWorkItemTask) {
                doLast { submitWorkItem("task2") }
            }

            task allTasks {
                dependsOn firstTask, secondTask
            }
        """

        blockingHttpServer.expectConcurrent("task1-1", "task2")
        blockingHttpServer.expectConcurrent("task1-2")

        expect: