@RunWith(AndroidJUnit4::class)
class CartResetTest {
    @Before
    fun resetFixtures() {
        TestDataReset.clearLocalState()
        FakeCheckoutServer.reset()
        FakeCheckoutServer.enqueueCart(emptyList())
    }

    @Test
    fun emptyCartStartsAtZero() {
        launchCartScreen()
    }

    @Test
    fun emptyCartStartsAtZeroAgain() {
        launchCartScreen()
    }

    private fun launchCartScreen() {
        ActivityScenario.launch(MainActivity::class.java).use {
            onView(withId(R.id.cartCount)).check(matches(withText("0")))
        }
    }
}