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/*
* Copyright 2017-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
package kotlinx.serialization.json.polymorphic
import kotlinx.serialization.PolymorphicSerializer
import kotlinx.serialization.json.JsonTestBase
import kotlin.test.Test
import kotlin.test.assertEquals
class JsonPropertyPolymorphicTest : JsonTestBase() {
@Test
fun testPolymorphicProperties() = assertJsonFormAndRestored(
InnerBox.serializer(),
InnerBox(InnerImpl(42, "foo")),
"""{"base":{"type":"kotlinx.serialization.json.polymorphic.InnerImpl",""" +
""""field":42,"str":"foo","nullable":null}}""",
polymorphicRelaxedJson)
@Test
fun testFlatPolymorphic() = parametrizedTest { jsonTestingMode ->
val base: InnerBase = InnerImpl(42, "foo")
val string = polymorphicRelaxedJson.encodeToString(PolymorphicSerializer(InnerBase::class), base, jsonTestingMode)
assertEquals("""{"type":"kotlinx.serialization.json.polymorphic.InnerImpl",""" +
""""field":42,"str":"foo","nullable":null}""", string)
assertEquals(base, polymorphicRelaxedJson.decodeFromString(PolymorphicSerializer(InnerBase::class), string, jsonTestingMode))
}
@Test
fun testNestedPolymorphicProperties() = assertJsonFormAndRestored(
OuterBox.serializer(),
OuterBox(OuterImpl(InnerImpl(42), InnerImpl2(42)), InnerImpl2(239)),
"""{"outerBase":{""" +
""""type":"kotlinx.serialization.json.polymorphic.OuterImpl",""" +
""""base":{"type":"kotlinx.serialization.json.polymorphic.InnerImpl","field":42,"str":"default","nullable":null},""" +
""""base2":{"type":"kotlinx.serialization.json.polymorphic.InnerImpl2","field":42}},""" +
""""innerBase":{"type":"kotlinx.serialization.json.polymorphic.InnerImpl2","field":239}}""",
polymorphicRelaxedJson)
@Test
fun testPolymorphicNullableProperties() = assertJsonFormAndRestored(
InnerNullableBox.serializer(),
InnerNullableBox(InnerImpl(42, "foo")),
"""{"base":{"type":"kotlinx.serialization.json.polymorphic.InnerImpl",""" +
""""field":42,"str":"foo","nullable":null}}""",
polymorphicRelaxedJson)
@Test
fun testPolymorphicNullablePropertiesWithNull() =
assertJsonFormAndRestored(InnerNullableBox.serializer(), InnerNullableBox(null), """{"base":null}""", polymorphicJson)
@Test
fun testNestedPolymorphicNullableProperties() = assertJsonFormAndRestored(
OuterNullableBox.serializer(),
OuterNullableBox(OuterNullableImpl(InnerImpl(42), null), InnerImpl2(239)),
"""{"outerBase":{""" +
""""type":"kotlinx.serialization.json.polymorphic.OuterNullableImpl",""" +
""""base":{"type":"kotlinx.serialization.json.polymorphic.InnerImpl","field":42,"str":"default","nullable":null},"base2":null},""" +
""""innerBase":{"type":"kotlinx.serialization.json.polymorphic.InnerImpl2","field":239}}""",
polymorphicRelaxedJson)
}
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