ngallazzi

LazyColumn(modifier = Modifier.testTag("myLazyColumn")) {
    // any content
}

ngallazzi

enum class SwitchStatus(@DrawableRes val imageRes: Int) {
    ON(R.drawable.pacman_lamp_on), OFF(R.drawable.pacman_lamp_off)
}

ngallazzi

 @Test
 fun testButtonOff_setsOffState() {
     val context = composeTestRule.activity
     val onButtonNodeIdentifier = context.getString(R.string.on_button_description)
     val offButtonNodeIdentifier = context.getString(R.string.off_button_description)
     val currentStatusNodeIdentifier = context.getString(R.string.current_status_description)
     // Start the app
     composeTestRule.setContent {
         SemanticsTestingPlaygroundTheme {
             SwitchLayout()

ngallazzi

<resources>
    <string name="app_name">Semantics Testing Playground</string>
    <string name="pacman_lamp_image_description">Pacman lamp image</string>
    <string name="on_button_description">On button</string>
    <string name="off_button_description">Off button</string>
    <string name="current_status_description">Status description</string>
</resources>

ngallazzi

class SwitchLayoutKtTest {
    // Create test rule, we need android context so we use createAndroidComposeRule factory method
    @get:Rule
    val composeTestRule = createAndroidComposeRule<ComponentActivity>()

    @Test
    fun testButtonOn_setsOnState() {
        val context = composeTestRule.activity
        val onButtonNodeIdentifier = context.getString(R.string.on_button_description)
        val currentStatusNodeIdentifier = context.getString(R.string.current_status_description)

ngallazzi

@Composable
fun SwitchLayout() {
    val context = LocalContext.current
    var status: SwitchStatus by remember {
        mutableStateOf(SwitchStatus.OFF)
    }
    Column(horizontalAlignment = Alignment.CenterHorizontally, modifier = Modifier.padding(32.dp)) {
        Image(
            modifier = Modifier
                .width(196.dp)

ngallazzi

class MyLayoutTest {
    @get:Rule
    val composeTestRule = createAndroidComposeRule<ComponentActivity>()

    @Test
    fun testGreetingButtonClick() {
        composeTestRule.setContent {
            MyLayout()
        }
        composeTestRule.onNode(hasParent(hasText(“Greeting Button”))

ngallazzi

class MyLayoutTest {
    @get:Rule
    val composeTestRule = createAndroidComposeRule<ComponentActivity>()

    @Test
    fun testGreetingButtonClick() {
        composeTestRule.setContent {
            MyLayout()
        }
        composeTestRule.onNodeWithContentDescription(

ngallazzi

class MyLayoutTest {
    @get:Rule
    val composeTestRule = createAndroidComposeRule<ComponentActivity>()


    @Test
    fun testGreetingButtonExists() {
        // Start the app
        composeTestRule.setContent {
            MyLayout()

ngallazzi

class MyLayoutTest {
    @get:Rule
    val composeTestRule = createAndroidComposeRule<ComponentActivity>()

   @Test
    fun testGreetingButtonClick() {
        // Start the app
        composeTestRule.setContent {
            MyLayout()
        }