litho-testing/com.facebook.litho.testing.assertj/LithoViewAssert/containsExactlyOne

containsExactlyOne

fun containsExactlyOne(clazz: Class<out Component>): LithoViewAssert
fun containsExactlyOne(clazz: KClass<out Component>): LithoViewAssert

Assert that the LithoView under test has the provided Component class once in the Component Tree hierarchy.