commonTest.kotlinx.serialization.SerializersLookupEnumTest.kt Maven / Gradle / Ivy

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/*
 * Copyright 2017-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
 */

package kotlinx.serialization

import kotlinx.serialization.descriptors.*
import kotlinx.serialization.encoding.*
import kotlinx.serialization.internal.EnumSerializer
import kotlinx.serialization.test.*
import kotlin.test.*

// This is unimplemented functionality that should be
@Suppress("RemoveExplicitTypeArguments") // This is exactly what's being tested
class SerializersLookupEnumTest {
    @Serializable(with = EnumExternalObjectSerializer::class)
    enum class EnumExternalObject

    @Serializer(forClass = EnumExternalObject::class)
    object EnumExternalObjectSerializer {
        override val descriptor: SerialDescriptor = buildSerialDescriptor("tmp", SerialKind.ENUM)

        override fun serialize(encoder: Encoder, value: EnumExternalObject) {
            TODO()
        }

        override fun deserialize(decoder: Decoder): EnumExternalObject {
            TODO()
        }
    }

    @Serializable(with = EnumExternalClassSerializer::class)
    enum class EnumExternalClass

    @Serializer(forClass = EnumExternalClass::class)
    class EnumExternalClassSerializer {
        override val descriptor: SerialDescriptor = buildSerialDescriptor("tmp", SerialKind.ENUM)

        override fun serialize(encoder: Encoder, value: EnumExternalClass) {
            TODO()
        }

        override fun deserialize(decoder: Decoder): EnumExternalClass {
            TODO()
        }
    }

    @Serializable
    enum class PlainEnum

    @Serializable
    enum class SerializableEnum { C, D }

    @Serializable
    enum class SerializableMarkedEnum { C, @SerialName("NotD") D }

    @Test
    fun testPlainEnum() {
        if (isJsLegacy()) {
            assertSame(PlainEnum.serializer()::class, serializer()::class)
        } else {
            assertSame(PlainEnum.serializer(), serializer())
        }

        if (!isJs()) {
            assertIs>(serializer())
        }
    }

    @Test
    fun testSerializableEnumSerializer() {
        assertIs>(SerializableEnum.serializer())

        if (isJsLegacy()) {
            assertSame(SerializableEnum.serializer()::class, serializer()::class)
        } else {
            assertSame(SerializableEnum.serializer(), serializer())
        }
    }

    @Test
    fun testSerializableMarkedEnumSerializer() {
        assertIs>(SerializableMarkedEnum.serializer())

        if (isJsLegacy()) {
            assertSame(SerializableMarkedEnum.serializer()::class, serializer()::class)
        } else {
            assertSame(SerializableMarkedEnum.serializer(), serializer())
        }
    }

    @Test
    fun testEnumExternalObject() {
        assertSame(EnumExternalObjectSerializer, EnumExternalObject.serializer())
        assertSame(EnumExternalObjectSerializer, serializer())
    }

    @Test
    fun testEnumExternalClass() {
        assertIs(EnumExternalClass.serializer())
        assertIs(serializer())
    }
}