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/*
* Copyright 2017-2021 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
@file:OptIn(ExperimentalUnsignedTypes::class)
/*
* Copyright 2017-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
package kotlinx.serialization.features.inline
import kotlinx.serialization.*
import kotlinx.serialization.builtins.*
import kotlinx.serialization.encoding.*
import kotlinx.serialization.descriptors.*
import kotlinx.serialization.test.*
import kotlin.test.Test
@Serializable(WithUnsignedSerializer::class)
data class WithUnsigned(val u: UInt)
object WithUnsignedSerializer : KSerializer<WithUnsigned> {
override fun serialize(encoder: Encoder, value: WithUnsigned) {
val ce = encoder.beginStructure(descriptor)
ce.encodeInlineElement(descriptor, 0).encodeInt(value.u.toInt())
ce.endStructure(descriptor)
}
override fun deserialize(decoder: Decoder): WithUnsigned {
val cd = decoder.beginStructure(descriptor)
var u: UInt = 0.toUInt()
loop@ while (true) {
u = when (val i = cd.decodeElementIndex(descriptor)) {
0 -> cd.decodeInlineElement(descriptor, i).decodeInt().toUInt()
else -> break@loop
}
}
cd.endStructure(descriptor)
return WithUnsigned(u)
}
override val descriptor: SerialDescriptor = buildClassSerialDescriptor("WithUnsigned") {
element("u", UInt.serializer().descriptor)
}
}
class EncodeInlineElementTest {
@Test
fun wrapper() = noLegacyJs {
val w = WithUnsigned(Int.MAX_VALUE.toUInt() + 1.toUInt())
assertStringFormAndRestored("""{"u":2147483648}""", w, WithUnsignedSerializer, printResult = true)
}
}
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