BaseJsonTest.kt

import com.google.gson.Gson

abstract class BaseJsonTest {

    val serializer = Serializer()

    inner class Serializer {

        private val gson = Gson()

        fun <T> deserialize(payload: String, clazz: Class<T>) = gson.fromJson(payload, clazz)!!

        fun <T> serialize(item: T, clazz: Class<T>) = gson.toJson(item, clazz)!!
    }

    abstract fun shouldSerialize()

    abstract fun getPayload(): String

    inline fun <reified T> serialize(item: T) = serializer.serialize(item, T::class.java)

    inline fun <reified T> deserialize(payload: String) =
        serializer.deserialize(payload, T::class.java)

    inline fun <reified T> deserialize() = deserialize<T>(getPayload())
}