@Rule

fun greeterSaysHello() {

onView(withId(R.id.name_field)).do(typeText("Steve"))

onView(withId(R.id.greet_button)).do(click())

onView(withText("Hello Steve!")).check(matches(isDisplayed()))

}

@Test

fun greeterSaysHello() {

onView(withId(R.id.name_field)).perform(typeText("Steve"))

onView(withId(R.id.greet_button)).perform(click())

onView(withText("Hello Steve!")).check(matches(isDisplayed()))

}

@Test

fun greeterSaysHello() {

onView(withId(R.id.name_field)).do(typeText("Steve"))

onView(withId(R.id.greet_button)).do(click())

onView(withText("Hello Steve!")).compare(matches(isDisplayed()))

}