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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.builtins.*
import kotlinx.serialization.descriptors.*
import kotlinx.serialization.json.*
import kotlinx.serialization.test.assertStringFormAndRestored
import kotlin.test.*
class TuplesTest : JsonTestBase() {
@Serializable
data class MyPair<K, V>(val k: K, val v: V)
@Serializable
data class PairWrapper(val p: Pair<Int, String>)
@Serializable
data class TripleWrapper(val t: Triple<Int, String, Boolean>)
@Test
fun testCustomPair() = assertStringFormAndRestored(
"""{"k":42,"v":"foo"}""",
MyPair(42, "foo"),
MyPair.serializer(
Int.serializer(),
String.serializer()
),
lenient
)
@Test
fun testStandardPair() = assertStringFormAndRestored(
"""{"p":{"first":42,"second":"foo"}}""",
PairWrapper(42 to "foo"),
PairWrapper.serializer(),
lenient
)
@Test
fun testStandardPairHasCorrectDescriptor() {
val desc = PairWrapper.serializer().descriptor.getElementDescriptor(0)
assertEquals(desc.serialName, "kotlin.Pair")
assertEquals(
desc.elementDescriptors.map(SerialDescriptor::kind),
listOf(PrimitiveKind.INT, PrimitiveKind.STRING)
)
}
@Test
fun testStandardTriple() = assertStringFormAndRestored(
"""{"t":{"first":42,"second":"foo","third":false}}""",
TripleWrapper(Triple(42, "foo", false)),
TripleWrapper.serializer(),
lenient
)
@Test
fun testStandardTripleHasCorrectDescriptor() {
val desc = TripleWrapper.serializer().descriptor.getElementDescriptor(0)
assertEquals(desc.serialName, "kotlin.Triple")
assertEquals(
desc.elementDescriptors.map(SerialDescriptor::kind),
listOf(PrimitiveKind.INT, PrimitiveKind.STRING, PrimitiveKind.BOOLEAN)
)
}
}
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