plugins/groovy/testdata/groovy/refactoring/extractMethod/argsUsedOnlyInAnonymousClass.test

def foo(b, c) {
  <begin>[].each (new Closure(this, this) {
    void call() {
     b.plus(c)
    }
  })<end>
}
-----
def foo(b, c) {
    testMethod(b, c)
}

private ArrayList testMethod(b, c) {
    return [].each(new Closure(this, this) {
        void call() {
            b.plus(c)
        }
    })
}