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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.json
import kotlinx.serialization.*
import kotlin.test.*
class DecodeFromDynamicSpecialCasesTest {
@Test
fun testTopLevelInt() {
val dyn = js("42")
val parsed = Json.decodeFromDynamic<Int>(dyn)
assertEquals(42, parsed)
}
@Test
fun testTopLevelString() {
val dyn = js(""""42"""")
val parsed = Json.decodeFromDynamic<String>(dyn)
assertEquals("42", parsed)
}
@Test
fun testTopLevelList() {
val dyn = js("[1, 2, 3]")
val parsed = Json.decodeFromDynamic<List<Int>>(dyn)
assertEquals(listOf(1, 2, 3), parsed)
}
@Test
fun testStringMap() = testMapWithPrimitiveKey("1", "2")
@Test
fun testByteMap() = testMapWithPrimitiveKey(1.toByte(), 2.toByte())
@Test
fun testCharMap() = testMapWithPrimitiveKey('1', '2')
@Test
fun testShortMap() = testMapWithPrimitiveKey(1.toShort(), 2.toShort())
@Test
fun testIntMap() = testMapWithPrimitiveKey(1, 2)
@Test
fun testLongMap() = testMapWithPrimitiveKey(1L, 2L)
@Test
fun testDoubleMap() = testMapWithPrimitiveKey(1.0, 2.0)
@Test
fun testFloatMap() = testMapWithPrimitiveKey(1.0f, 2.0f)
private inline fun <reified T> testMapWithPrimitiveKey(k1: T, k2: T) {
val map = mapOf(k1 to 3, k2 to 4)
val dyn = js("{1:3, 2:4}")
val parsed = Json.decodeFromDynamic<Map<T, Int>>(dyn)
assertEquals(map, parsed)
}
@Test
fun testJsonPrimitive() {
testJsonElement<JsonPrimitive>(js("42"), JsonPrimitive(42))
testJsonElement<JsonElement>(js("42"), JsonPrimitive(42))
}
@Test
fun testJsonPrimitiveDouble() {
testJsonElement<JsonElement>(js("42.0"), JsonPrimitive(42.0))
testJsonElement<JsonPrimitive>(js("42.0"), JsonPrimitive(42.0))
}
@Test
fun testJsonStringPrimitive() {
testJsonElement<JsonElement>(js(""""42""""), JsonPrimitive("42"))
testJsonElement<JsonPrimitive>(js(""""42""""), JsonPrimitive("42"))
}
@Test
fun testJsonNull() {
testJsonElement<JsonElement>(js("null"), JsonNull)
testJsonElement<JsonElement>(js("undefined"), JsonNull)
}
@Test
fun testJsonArray() {
testJsonElement<JsonElement>(js("[1,2,3]"), JsonArray((1..3).map(::JsonPrimitive)))
testJsonElement<JsonArray>(js("[1,2,3]"), JsonArray((1..3).map(::JsonPrimitive)))
}
@Test
fun testJsonObject() {
testJsonElement<JsonElement>(
js("""{1:2,"3":4}"""),
JsonObject(mapOf("1" to JsonPrimitive(2), "3" to JsonPrimitive(4)))
)
testJsonElement<JsonObject>(
js("""{1:2,"3":4}"""),
JsonObject(mapOf("1" to JsonPrimitive(2), "3" to JsonPrimitive(4)))
)
}
private inline fun <reified T : JsonElement> testJsonElement(js: dynamic, expected: JsonElement) {
val parsed = Json.decodeFromDynamic<T>(js)
assertEquals(expected, parsed)
}
@Serializable
data class Wrapper(val e: JsonElement, val p: JsonPrimitive, val o: JsonObject, val a: JsonArray, val n: JsonNull)
@Test
fun testJsonElementWrapper() {
val js = js("""{"e":42,"p":"239", "o":{"k":"v"}, "a":[1, 2, 3], "n": null}""")
val parsed = Json.decodeFromDynamic<Wrapper>(js)
val expected = Wrapper(JsonPrimitive(42), JsonPrimitive("239"), buildJsonObject { put("k", "v") }, JsonArray((1..3).map(::JsonPrimitive)), JsonNull)
assertEquals(expected, parsed)
}
}
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