1 /* <lambda>null2 * Copyright 2017-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. 3 */ 4 5 package kotlinx.serialization.features 6 7 import kotlinx.serialization.* 8 import kotlinx.serialization.builtins.* 9 import kotlinx.serialization.json.* 10 import kotlin.test.* 11 12 class LongAsStringTest : JsonTestBase() { 13 @Serializable 14 data class HasLong(@Serializable(LongAsStringSerializer::class) val l: Long) 15 16 @Test 17 fun canSerializeAsStringAndParseBack() = parametrizedTest { jsonTestingMode -> 18 val original = HasLong(Long.MAX_VALUE - 1) 19 val str = default.encodeToString(HasLong.serializer(), original, jsonTestingMode) 20 assertEquals("""{"l":"9223372036854775806"}""", str) 21 val restored = default.decodeFromString(HasLong.serializer(), str, jsonTestingMode) 22 assertEquals(original, restored) 23 } 24 25 @Test 26 fun canNotDeserializeInvalidString() = parametrizedTest { jsonTestingMode -> 27 val str = """{"l": "this is definitely not a long"}""" 28 assertFailsWith<NumberFormatException> { default.decodeFromString(HasLong.serializer(), str, jsonTestingMode) } 29 val str2 = """{"l": "1000000000000000000000"}""" // toooo long for Long 30 assertFailsWith<NumberFormatException> { default.decodeFromString(HasLong.serializer(), str2, jsonTestingMode) } 31 } 32 } 33