Mouse mouse = mock(Mouse.class);
Keyboard keyboard = mock(Keyboard.class);
when(((HasInputDevices) driver).getMouse()).thenReturn(mouse);
when(((HasInputDevices) driver).getKeyboard()).thenReturn(keyboard);
// when
Actions actions = (Actions) provider.lookup(null, null);
actions.click().perform();
// then
verify(mouse).click(null);
verifyNoMoreInteractions(mouse, keyboard);
}