DmytroShuba

def compose_version = '1.0.1'
androidTestImplementation("androidx.compose.ui:ui-test-junit4:$compose_version")
debugImplementation("androidx.compose.ui:ui-test-manifest:$compose_version")

DmytroShuba

@Composable
fun MainScreen() {
    Box(
        contentAlignment = Alignment.Center,
        modifier = Modifier
            .fillMaxWidth()
            .fillMaxHeight()
            .background(Color.White)
    ) {
        Button(

DmytroShuba

class ExampleInstrumentedTest {
  
  @get:Rule
  val composeTestRule = createAndroidTestRule(MainActivity::class.java)
  

DmytroShuba

@Test
fun testButtonClick() {
    val button = composeTestRule.onNode(hasTestTag("yourTestTag"), useUnmergedTree = true)
    button.assertIsDisplayed()
    button.performClick()
}

DmytroShuba

@Test
fun testButtonClick() {
  composeTestRule.setContent {
    MyAppTheme {
      MainScreen()
    }
  }
  val button = composeTestRule.onNode(hasTestTag("yourTestTag"), true)

  button.assertIsDisplayed()

DmytroShuba

@Test
fun testButtonClick() {
  composeTestRule.setContent {       
    Column {
      Button(
        onClick = {...},
        modifier = Modifier.testTag("yourTestTag")  
      ) {
        Text(text = "Click")
      }

DmytroShuba

object MaterialTheme {
    val colors: Colors
        @Composable
        @ReadOnlyComposable
        get() = LocalColors.current
    val typography: Typography
        @Composable
        @ReadOnlyComposable
        get() = LocalTypography.current
    val shapes: Shapes

DmytroShuba

@Composable
fun MaterialTheme(
    colors: Colors = MaterialTheme.colors,
    typography: Typography = MaterialTheme.typography,
    shapes: Shapes = MaterialTheme.shapes,
    content: @Composable () -> Unit
)

DmytroShuba

object AppTheme {
    val colors: AppColors
        @Composable
        @ReadOnlyComposable
        get() = LocalColors.current
    val typography: AppTypography
        @Composable
        @ReadOnlyComposable
        get() = LocalTypography.current
    val dimensions: AppDimensions

DmytroShuba

class AppColors(
    primary: Color,
    secondary: Color,
    textPrimary: Color,
    error: Color,
    isLight: Boolean
) {
    var primary by mutableStateOf(primary)
        private set
    var secondary by mutableStateOf(secondary)