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/*
* Copyright 2017-2021 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
package kotlinx.serialization.modules
import kotlinx.serialization.*
import kotlinx.serialization.json.*
import kotlin.test.*
private const val prefix = "kotlinx.serialization.modules.SerialNameCollisionInSealedClassesTest"
class SerialNameCollisionInSealedClassesTest {
@Serializable
sealed class Base {
@Serializable
data class Child(val type: String, @SerialName("type2") val f: String = "2") : Base()
}
private fun Json(discriminator: String, useArrayPolymorphism: Boolean = false) = Json {
classDiscriminator = discriminator
this.useArrayPolymorphism = useArrayPolymorphism
}
@Test
fun testCollisionWithDiscriminator() {
assertFailsWith<IllegalStateException> { Json("type").encodeToString(Base.serializer(), Base.Child("a")) }
assertFailsWith<IllegalStateException> { Json("type2").encodeToString(Base.serializer(), Base.Child("a")) }
Json("f").encodeToString(Base.serializer(), Base.Child("a"))
}
@Test
fun testNoCollisionWithArrayPolymorphism() {
Json("type", true).encodeToString(Base.serializer(), Base.Child("a"))
}
@Serializable
sealed class BaseCollision {
@Serializable
class Child() : BaseCollision()
@Serializable
@SerialName("$prefix.BaseCollision.Child")
class ChildCollided() : BaseCollision()
}
@Test
fun testDescriptorInitializerFailure() {
BaseCollision.Child()
BaseCollision.ChildCollided()
BaseCollision.ChildCollided.serializer().descriptor // Doesn't fail
assertFailsWith<IllegalStateException> { BaseCollision.serializer().descriptor }
}
}
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