kotlinx.serialization: Support InheritableSerialInfo

plugins/kotlin-serialization/kotlin-serialization-compiler/testData/diagnostics/InheritableInfo.kt

@@ -0,0 +1,49 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+// WITH_RUNTIME
+// SKIP_TXT
+// !USE_EXPERIMENTAL: kotlinx.serialization.ExperimentalSerializationApi
+// FILE: test.kt
+
+import kotlinx.serialization.*
+import kotlin.reflect.KClass
+
+// TODO: for this test to work, runtime dependency should be updated to (yet unreleased) serialization 1.3.0
+//@InheritableSerialInfo
+annotation class I(val value: String)
+
+enum class E { A, B }
+
+//@InheritableSerialInfo
+annotation class I2(val e: E, val k: KClass<*>)
+
+@Serializable
+@I("a")
+sealed class Result {
+//    @I("b")
+    @Serializable class OK(val s: String): Result()
+}
+
+@Serializable
+@I("a")
+@I2(E.A, E::class)
+open class A
+
+@Serializable
+@I("a")
+@I2(E.A, E::class)
+open class Correct: A()
+
+@Serializable
+@I("a")
+//@I2(E.B, E::class)
+open class B: A()
+
+@Serializable
+@I("a")
+//@I2(E.A, I::class)
+open class B2: A()
+
+@Serializable
+//@I("b")
+//@I2(E.A, E::class)
+open class C: B()