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package kotlinx.serialization.features
import kotlinx.serialization.*
import kotlinx.serialization.descriptors.PrimitiveKind
import kotlinx.serialization.descriptors.SerialDescriptor
import kotlinx.serialization.descriptors.buildSerialDescriptor
import kotlinx.serialization.encoding.Decoder
import kotlinx.serialization.encoding.Encoder
import kotlinx.serialization.json.Json
import kotlinx.serialization.test.jvmOnly
import kotlinx.serialization.test.noLegacyJs
import kotlin.test.Test
import kotlin.test.assertEquals
class LocalClassesTest {
object ObjectCustomSerializer: KSerializer<Any?> {
override val descriptor: SerialDescriptor = buildSerialDescriptor("tmp", PrimitiveKind.INT)
override fun serialize(encoder: Encoder, value: Any?) {
encoder.encodeNull()
}
override fun deserialize(decoder: Decoder): Any? {
return decoder.decodeNull()
}
}
class ClassCustomSerializer: KSerializer<Any?> {
override val descriptor: SerialDescriptor = buildSerialDescriptor("tmp", PrimitiveKind.INT)
override fun serialize(encoder: Encoder, value: Any?) {
encoder.encodeNull()
}
override fun deserialize(decoder: Decoder): Any? {
return decoder.decodeNull()
}
}
@Test
fun testGeneratedSerializer() {
@Serializable
data class Local(val i: Int)
val origin = Local(42)
noLegacyJs {
val decoded: Local = Json.decodeFromString(Json.encodeToString(origin))
assertEquals(origin, decoded)
}
}
@Test
fun testInLambda() {
42.let {
@Serializable
data class Local(val i: Int)
val origin = Local(it)
noLegacyJs {
val decoded: Local = Json.decodeFromString(Json.encodeToString(origin))
assertEquals(origin, decoded)
}
}
}
@Test
fun testObjectCustomSerializer() {
@Serializable(with = ObjectCustomSerializer::class)
data class Local(val i: Int)
val origin: Local? = null
noLegacyJs {
val decoded: Local? = Json.decodeFromString(Json.encodeToString(origin))
assertEquals(origin, decoded)
}
}
@Test
fun testClassCustomSerializer() {
@Serializable(with = ClassCustomSerializer::class)
data class Local(val i: Int)
val origin: Local? = null
// FIXME change to `noLegacyJs` when lookup of `ClassCustomSerializer` will work on Native and JS/IR
jvmOnly {
val decoded: Local? = Json.decodeFromString(Json.encodeToString(origin))
assertEquals(origin, decoded)
}
}
}
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