檢視測試
onView(withId(R.id.greet_button)) // withId(R.id.my_view) is a ViewMatcher
.perform(click()) // click() is a ViewAction
.check(matches(not(isEnabled())); // matches(isEnabled()) is a ViewAssertion
onView(withId(R.id.greet_button)) // withId(R.id.my_view) is a ViewMatcher
.perform(click()) // click() is a ViewAction
.check(matches(not(isEnabled())); // matches(isEnabled()) is a ViewAssertion