SpekExtensions#actionbody.kt

fun ActionBody.presenterAttachStandardFlow(
        view: PeopleListContract.View,
        presenter: PeopleListPresenter,
        additionalTestBlock: () -> Unit) {
    it("should attach view") {
        Assert.assertNotNull(presenter.view)
    }
    it("should start loading") {
        verify(view).showLoading()
    }
    
    additionalTestBlock.invoke()

    it("should stop loading") {
        verify(view).hideLoading()
    }
}