Full suite

ClothingScreenTest.kt

class ClothingScreenTest {

    @get:Rule
    val composeTestRule = createComposeRule()

    @Test
    fun whenFavouriteIsTrueThenFilledHeartIconIsDisplayed() {
        val isFavourite = true

        composeTestRule.setContent {
            ClothingAppTDDTheme {
                FavouriteButton(isFavourite)
            }
        }

        composeTestRule.onNodeWithContentDescription("Filled Heart Icon").assertIsDisplayed()
        composeTestRule.onNodeWithContentDescription("Empty Heart Icon").assertDoesNotExist()
    }

    @Test
    fun whenFavouriteIsFalseThenEmptyHeartIconIsDisplayed() {
        val isFavourite = false

        composeTestRule.setContent {
            ClothingAppTDDTheme {
                FavouriteButton(isFavourite)
            }
        }

        composeTestRule.onNodeWithContentDescription("Empty Heart Icon").assertIsDisplayed()
        composeTestRule.onNodeWithContentDescription("Filled Heart Icon").assertDoesNotExist()
    }

}