inputsDir.file('4.txt').asFile.text = 'Content for new file 4.'
    }
}
// end::updated-inputs[]

// tag::removed-input[]
tasks.register('removeInput', Delete) {
    delete 'inputs/3.txt'
}
// end::removed-input[]

// tag::removed-output[]
tasks.register('removeOutput', Delete) {
    delete layout.buildDirectory.file("outputs/1.txt")
}

commands: [{
    executable: gradle
    args: originalInputs incrementalReverse
    flags: --quiet
}, {
    executable: gradle
    args: removeInput incrementalReverse
    flags: --quiet
    expected-output-file: incrementalTaskRemovedInput.out

        inputsDir.file("4.txt").asFile.writeText("Content for new file 4.")
    }
}
// end::updated-inputs[]

// tag::removed-input[]
tasks.register<Delete>("removeInput") {
    delete("inputs/3.txt")
}
// end::removed-input[]

// tag::removed-output[]
tasks.register<Delete>("removeOutput") {
    delete(layout.buildDirectory.file("outputs/1.txt"))
}
// end::removed-output[]

----
$ gradle -q updateInputs incrementalReverse
include::{snippetsPath}/tasks/incrementalTask/tests/incrementalTaskUpdatedInputs.out[]
----
====

NOTE: The various mutation tasks (`updateInputs`, `removeInput`, etc) are only present to demonstrate the behavior of incremental tasks.
They should not be viewed as the kinds of tasks or task implementations you should have in your own build scripts.

        when:
        succeeds(taskWithSources.taskPath)

        then:
        taskWithSources.outputFile.exists()
        executedAndNotSkipped(taskWithSources.taskPath)

        when:
        taskWithSources.removeInputs()

        and:
        succeeds(taskWithSources.taskPath)

        then:
        taskWithSources.outputsHaveBeenRemoved()
        executedAndNotSkipped(taskWithSources.taskPath)

        and: