mirror of
https://github.com/fankes/moshi.git
synced 2025-10-19 16:09:21 +08:00
Move Kotlin reflection into a kotlin/reflect directory
The maven coordinates stay the same.
This commit is contained in:
Jesse Wilson
@@ -18,6 +18,11 @@
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<artifactId>moshi</artifactId>
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<version>${project.version}</version>
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</dependency>
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<dependency>
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<groupId>com.squareup.moshi</groupId>
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<artifactId>moshi-kotlin</artifactId>
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<version>${project.version}</version>
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</dependency>
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<dependency>
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<groupId>org.jetbrains.kotlin</groupId>
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<artifactId>kotlin-stdlib</artifactId>
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@@ -0,0 +1,855 @@
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/*
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* Copyright (C) 2017 Square, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.squareup.moshi.kotlin.reflect
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import com.squareup.moshi.FromJson
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import com.squareup.moshi.Json
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import com.squareup.moshi.JsonDataException
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import com.squareup.moshi.JsonQualifier
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import com.squareup.moshi.Moshi
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import com.squareup.moshi.ToJson
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import com.squareup.moshi.Types
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import org.assertj.core.api.Assertions.assertThat
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import org.junit.Assert.fail
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import org.junit.Test
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import java.io.ByteArrayOutputStream
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import java.util.Locale
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import java.util.SimpleTimeZone
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import kotlin.annotation.AnnotationRetention.RUNTIME
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class KotlinJsonAdapterTest {
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@Test fun constructorParameters() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(ConstructorParameters::class.java)
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val encoded = ConstructorParameters(3, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
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assertThat(decoded.a).isEqualTo(4)
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assertThat(decoded.b).isEqualTo(6)
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}
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class ConstructorParameters(var a: Int, var b: Int)
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@Test fun properties() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(Properties::class.java)
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val encoded = Properties()
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encoded.a = 3
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encoded.b = 5
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":3,"b":5}""")!!
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assertThat(decoded.a).isEqualTo(3)
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assertThat(decoded.b).isEqualTo(5)
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}
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class Properties {
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var a: Int = -1
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var b: Int = -1
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}
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@Test fun constructorParametersAndProperties() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(ConstructorParametersAndProperties::class.java)
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val encoded = ConstructorParametersAndProperties(3)
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encoded.b = 5
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
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assertThat(decoded.a).isEqualTo(4)
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assertThat(decoded.b).isEqualTo(6)
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}
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class ConstructorParametersAndProperties(var a: Int) {
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var b: Int = -1
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}
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@Test fun immutableConstructorParameters() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(ImmutableConstructorParameters::class.java)
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val encoded = ImmutableConstructorParameters(3, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
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assertThat(decoded.a).isEqualTo(4)
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assertThat(decoded.b).isEqualTo(6)
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}
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class ImmutableConstructorParameters(val a: Int, val b: Int)
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@Test fun immutableProperties() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(ImmutableProperties::class.java)
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val encoded = ImmutableProperties(3, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":3,"b":5}""")!!
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assertThat(decoded.a).isEqualTo(3)
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assertThat(decoded.b).isEqualTo(5)
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}
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class ImmutableProperties(a: Int, b: Int) {
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val a = a
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val b = b
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}
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@Test fun constructorDefaults() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(ConstructorDefaultValues::class.java)
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val encoded = ConstructorDefaultValues(3, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"b":6}""")!!
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assertThat(decoded.a).isEqualTo(-1)
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assertThat(decoded.b).isEqualTo(6)
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}
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class ConstructorDefaultValues(var a: Int = -1, var b: Int = -2)
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@Test fun requiredValueAbsent() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(RequiredValueAbsent::class.java)
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try {
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jsonAdapter.fromJson("""{"a":4}""")
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fail()
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} catch(expected: JsonDataException) {
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assertThat(expected).hasMessage("Required value 'b' missing at $")
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}
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}
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class RequiredValueAbsent(var a: Int = 3, var b: Int)
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@Test fun nonNullConstructorParameterCalledWithNullFailsWithJsonDataException() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(HasNonNullConstructorParameter::class.java)
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try {
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jsonAdapter.fromJson("{\"a\":null}")
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fail()
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} catch (expected: JsonDataException) {
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assertThat(expected).hasMessage("Non-null value 'a' was null at \$.a")
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}
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}
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@Test fun nonNullConstructorParameterCalledWithNullFromAdapterFailsWithJsonDataException() {
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val moshi = Moshi.Builder().add(object {
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@FromJson fun fromJson(string: String): String? = null
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}).add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(HasNonNullConstructorParameter::class.java)
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try {
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jsonAdapter.fromJson("{\"a\":\"hello\"}")
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fail()
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} catch (expected: JsonDataException) {
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assertThat(expected).hasMessage("Non-null value 'a' was null at \$.a")
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}
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}
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class HasNonNullConstructorParameter(val a: String)
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@Test fun nonNullPropertySetToNullFailsWithJsonDataException() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(HasNonNullProperty::class.java)
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try {
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jsonAdapter.fromJson("{\"a\":null}")
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fail()
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} catch (expected: JsonDataException) {
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assertThat(expected).hasMessage("Non-null value 'a' was null at \$.a")
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}
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}
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@Test fun nonNullPropertySetToNullFromAdapterFailsWithJsonDataException() {
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val moshi = Moshi.Builder().add(object {
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@FromJson fun fromJson(string: String): String? = null
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}).add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(HasNonNullProperty::class.java)
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try {
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jsonAdapter.fromJson("{\"a\":\"hello\"}")
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fail()
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} catch (expected: JsonDataException) {
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assertThat(expected).hasMessage("Non-null value 'a' was null at \$.a")
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}
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}
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class HasNonNullProperty {
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var a: String = ""
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}
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@Test fun duplicatedValue() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(DuplicateValue::class.java)
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try {
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jsonAdapter.fromJson("""{"a":4,"a":4}""")
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fail()
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} catch(expected: JsonDataException) {
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assertThat(expected).hasMessage("Multiple values for 'a' at $.a")
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}
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}
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class DuplicateValue(var a: Int = -1, var b: Int = -2)
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@Test fun explicitNull() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(ExplicitNull::class.java)
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val encoded = ExplicitNull(null, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"b":5}""")
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assertThat(jsonAdapter.serializeNulls().toJson(encoded)).isEqualTo("""{"a":null,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":null,"b":6}""")!!
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assertThat(decoded.a).isEqualTo(null)
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assertThat(decoded.b).isEqualTo(6)
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}
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class ExplicitNull(var a: Int?, var b: Int?)
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@Test fun absentNull() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(AbsentNull::class.java)
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val encoded = AbsentNull(null, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"b":5}""")
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assertThat(jsonAdapter.serializeNulls().toJson(encoded)).isEqualTo("""{"a":null,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"b":6}""")!!
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assertThat(decoded.a).isNull()
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assertThat(decoded.b).isEqualTo(6)
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}
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class AbsentNull(var a: Int?, var b: Int?)
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@Test fun repeatedValue() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(RepeatedValue::class.java)
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try {
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jsonAdapter.fromJson("""{"a":4,"b":null,"b":6}""")
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fail()
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} catch(expected: JsonDataException) {
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assertThat(expected).hasMessage("Multiple values for 'b' at $.b")
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}
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}
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class RepeatedValue(var a: Int, var b: Int?)
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@Test fun constructorParameterWithQualifier() {
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val moshi = Moshi.Builder()
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.add(KotlinJsonAdapterFactory())
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.add(UppercaseJsonAdapter())
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.build()
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val jsonAdapter = moshi.adapter(ConstructorParameterWithQualifier::class.java)
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val encoded = ConstructorParameterWithQualifier("Android", "Banana")
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":"ANDROID","b":"Banana"}""")
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val decoded = jsonAdapter.fromJson("""{"a":"Android","b":"Banana"}""")!!
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assertThat(decoded.a).isEqualTo("android")
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assertThat(decoded.b).isEqualTo("Banana")
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}
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class ConstructorParameterWithQualifier(@Uppercase var a: String, var b: String)
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@Test fun propertyWithQualifier() {
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val moshi = Moshi.Builder()
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.add(KotlinJsonAdapterFactory())
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.add(UppercaseJsonAdapter())
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.build()
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val jsonAdapter = moshi.adapter(PropertyWithQualifier::class.java)
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val encoded = PropertyWithQualifier()
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encoded.a = "Android"
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encoded.b = "Banana"
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":"ANDROID","b":"Banana"}""")
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val decoded = jsonAdapter.fromJson("""{"a":"Android","b":"Banana"}""")!!
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assertThat(decoded.a).isEqualTo("android")
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assertThat(decoded.b).isEqualTo("Banana")
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}
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class PropertyWithQualifier {
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@Uppercase var a: String = ""
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var b: String = ""
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}
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@Test fun constructorParameterWithJsonName() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(ConstructorParameterWithJsonName::class.java)
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val encoded = ConstructorParameterWithJsonName(3, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"key a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"key a":4,"b":6}""")!!
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assertThat(decoded.a).isEqualTo(4)
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assertThat(decoded.b).isEqualTo(6)
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}
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class ConstructorParameterWithJsonName(@Json(name = "key a") var a: Int, var b: Int)
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@Test fun propertyWithJsonName() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(PropertyWithJsonName::class.java)
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val encoded = PropertyWithJsonName()
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encoded.a = 3
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encoded.b = 5
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"key a":3,"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"key a":4,"b":6}""")!!
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assertThat(decoded.a).isEqualTo(4)
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assertThat(decoded.b).isEqualTo(6)
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}
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class PropertyWithJsonName {
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@Json(name = "key a") var a: Int = -1
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var b: Int = -1
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}
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@Test fun transientConstructorParameter() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(TransientConstructorParameter::class.java)
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val encoded = TransientConstructorParameter(3, 5)
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
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assertThat(decoded.a).isEqualTo(-1)
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assertThat(decoded.b).isEqualTo(6)
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}
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class TransientConstructorParameter(@Transient var a: Int = -1, var b: Int = -1)
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@Test fun requiredTransientConstructorParameterFails() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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try {
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moshi.adapter(RequiredTransientConstructorParameter::class.java)
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fail()
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} catch (expected: IllegalArgumentException) {
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assertThat(expected).hasMessage("No default value for transient constructor parameter #0 " +
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"a of fun <init>(kotlin.Int): " +
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"com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterTest.RequiredTransientConstructorParameter")
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}
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}
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class RequiredTransientConstructorParameter(@Transient var a: Int)
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@Test fun transientProperty() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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val jsonAdapter = moshi.adapter(TransientProperty::class.java)
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val encoded = TransientProperty()
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encoded.a = 3
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encoded.b = 5
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assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"b":5}""")
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val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
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||||
assertThat(decoded.a).isEqualTo(-1)
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||||
assertThat(decoded.b).isEqualTo(6)
|
||||
}
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||||
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||||
class TransientProperty {
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@Transient var a: Int = -1
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var b: Int = -1
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}
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||||
@Test fun constructorParametersAndPropertiesWithSameNamesMustHaveSameTypes() {
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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try {
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moshi.adapter(ConstructorParameterWithSameNameAsPropertyButDifferentType::class.java)
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fail()
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||||
} catch (expected: IllegalArgumentException) {
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||||
assertThat(expected).hasMessage("'a' has a constructor parameter of type " +
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"kotlin.Int but a property of type kotlin.String.")
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||||
}
|
||||
}
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||||
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||||
class ConstructorParameterWithSameNameAsPropertyButDifferentType(a: Int) {
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var a = "boo"
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||||
}
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||||
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||||
@Test fun supertypeConstructorParameters() {
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||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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||||
val jsonAdapter = moshi.adapter(SubtypeConstructorParameters::class.java)
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||||
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||||
val encoded = SubtypeConstructorParameters(3, 5)
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||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
|
||||
assertThat(decoded.a).isEqualTo(4)
|
||||
assertThat(decoded.b).isEqualTo(6)
|
||||
}
|
||||
|
||||
open class SupertypeConstructorParameters(var a: Int)
|
||||
|
||||
class SubtypeConstructorParameters(a: Int, var b: Int) : SupertypeConstructorParameters(a)
|
||||
|
||||
@Test fun supertypeProperties() {
|
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val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
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||||
val jsonAdapter = moshi.adapter(SubtypeProperties::class.java)
|
||||
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||||
val encoded = SubtypeProperties()
|
||||
encoded.a = 3
|
||||
encoded.b = 5
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"b":5,"a":3}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
|
||||
assertThat(decoded.a).isEqualTo(4)
|
||||
assertThat(decoded.b).isEqualTo(6)
|
||||
}
|
||||
|
||||
open class SupertypeProperties {
|
||||
var a: Int = -1
|
||||
}
|
||||
|
||||
class SubtypeProperties : SupertypeProperties() {
|
||||
var b: Int = -1
|
||||
}
|
||||
|
||||
@Test fun extendsPlatformClassWithPrivateField() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(ExtendsPlatformClassWithPrivateField::class.java)
|
||||
|
||||
val encoded = ExtendsPlatformClassWithPrivateField(3)
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"id":"B"}""")!!
|
||||
assertThat(decoded.a).isEqualTo(4)
|
||||
assertThat(decoded.id).isEqualTo("C")
|
||||
}
|
||||
|
||||
internal class ExtendsPlatformClassWithPrivateField(var a: Int) : SimpleTimeZone(0, "C")
|
||||
|
||||
@Test fun extendsPlatformClassWithProtectedField() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(ExtendsPlatformClassWithProtectedField::class.java)
|
||||
|
||||
val encoded = ExtendsPlatformClassWithProtectedField(3)
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"buf":[0,0],"count":0}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"buf":[0,0],"size":0}""")!!
|
||||
assertThat(decoded.a).isEqualTo(4)
|
||||
assertThat(decoded.buf()).isEqualTo(ByteArray(2, { 0 }))
|
||||
assertThat(decoded.count()).isEqualTo(0)
|
||||
}
|
||||
|
||||
internal class ExtendsPlatformClassWithProtectedField(var a: Int) : ByteArrayOutputStream(2) {
|
||||
fun buf() = buf
|
||||
fun count() = count
|
||||
}
|
||||
|
||||
@Test fun platformTypeThrows() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(Triple::class.java)
|
||||
fail()
|
||||
} catch (e: IllegalArgumentException) {
|
||||
assertThat(e).hasMessage("Platform class kotlin.Triple (with no annotations) "
|
||||
+ "requires explicit JsonAdapter to be registered")
|
||||
}
|
||||
}
|
||||
|
||||
@Test fun privateConstructorParameters() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(PrivateConstructorParameters::class.java)
|
||||
|
||||
val encoded = PrivateConstructorParameters(3, 5)
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
|
||||
assertThat(decoded.a()).isEqualTo(4)
|
||||
assertThat(decoded.b()).isEqualTo(6)
|
||||
}
|
||||
|
||||
class PrivateConstructorParameters(private var a: Int, private var b: Int) {
|
||||
fun a() = a
|
||||
fun b() = b
|
||||
}
|
||||
|
||||
@Test fun privateConstructor() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(PrivateConstructor::class.java)
|
||||
|
||||
val encoded = PrivateConstructor.newInstance(3, 5)
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
|
||||
assertThat(decoded.a()).isEqualTo(4)
|
||||
assertThat(decoded.b()).isEqualTo(6)
|
||||
}
|
||||
|
||||
class PrivateConstructor private constructor(var a: Int, var b: Int) {
|
||||
fun a() = a
|
||||
fun b() = b
|
||||
companion object {
|
||||
fun newInstance(a: Int, b: Int) = PrivateConstructor(a, b)
|
||||
}
|
||||
}
|
||||
|
||||
@Test fun privateProperties() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(PrivateProperties::class.java)
|
||||
|
||||
val encoded = PrivateProperties()
|
||||
encoded.a(3)
|
||||
encoded.b(5)
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
|
||||
assertThat(decoded.a()).isEqualTo(4)
|
||||
assertThat(decoded.b()).isEqualTo(6)
|
||||
}
|
||||
|
||||
class PrivateProperties {
|
||||
private var a: Int = -1
|
||||
private var b: Int = -1
|
||||
|
||||
fun a() = a
|
||||
|
||||
fun a(a: Int) {
|
||||
this.a = a
|
||||
}
|
||||
|
||||
fun b() = b
|
||||
|
||||
fun b(b: Int) {
|
||||
this.b = b
|
||||
}
|
||||
}
|
||||
|
||||
@Test fun unsettablePropertyIgnored() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(UnsettableProperty::class.java)
|
||||
|
||||
val encoded = UnsettableProperty()
|
||||
encoded.b = 5
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"b":5}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
|
||||
assertThat(decoded.a).isEqualTo(-1)
|
||||
assertThat(decoded.b).isEqualTo(6)
|
||||
}
|
||||
|
||||
class UnsettableProperty {
|
||||
val a: Int = -1
|
||||
var b: Int = -1
|
||||
}
|
||||
|
||||
@Test fun getterOnlyNoBackingField() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(GetterOnly::class.java)
|
||||
|
||||
val encoded = GetterOnly(3, 5)
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5}""")
|
||||
|
||||
val decoded = jsonAdapter.fromJson("""{"a":4,"b":6}""")!!
|
||||
assertThat(decoded.a).isEqualTo(4)
|
||||
assertThat(decoded.b).isEqualTo(6)
|
||||
assertThat(decoded.total).isEqualTo(10)
|
||||
}
|
||||
|
||||
class GetterOnly(var a: Int, var b: Int) {
|
||||
val total : Int
|
||||
get() = a + b
|
||||
}
|
||||
|
||||
@Test fun getterAndSetterNoBackingField() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(GetterAndSetter::class.java)
|
||||
|
||||
val encoded = GetterAndSetter(3, 5)
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo("""{"a":3,"b":5,"total":8}""")
|
||||
|
||||
// Whether b is 6 or 7 is an implementation detail. Currently we call constructors then setters.
|
||||
val decoded1 = jsonAdapter.fromJson("""{"a":4,"b":6,"total":11}""")!!
|
||||
assertThat(decoded1.a).isEqualTo(4)
|
||||
assertThat(decoded1.b).isEqualTo(7)
|
||||
assertThat(decoded1.total).isEqualTo(11)
|
||||
|
||||
// Whether b is 6 or 7 is an implementation detail. Currently we call constructors then setters.
|
||||
val decoded2 = jsonAdapter.fromJson("""{"a":4,"total":11,"b":6}""")!!
|
||||
assertThat(decoded2.a).isEqualTo(4)
|
||||
assertThat(decoded2.b).isEqualTo(7)
|
||||
assertThat(decoded2.total).isEqualTo(11)
|
||||
}
|
||||
|
||||
class GetterAndSetter(var a: Int, var b: Int) {
|
||||
var total : Int
|
||||
get() = a + b
|
||||
set(value) {
|
||||
b = value - a
|
||||
}
|
||||
}
|
||||
|
||||
@Test fun nonPropertyConstructorParameter() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(NonPropertyConstructorParameter::class.java)
|
||||
fail()
|
||||
} catch(expected: IllegalArgumentException) {
|
||||
assertThat(expected).hasMessage(
|
||||
"No property for required constructor parameter #0 a of fun <init>(" +
|
||||
"kotlin.Int, kotlin.Int): ${NonPropertyConstructorParameter::class.qualifiedName}")
|
||||
}
|
||||
}
|
||||
|
||||
class NonPropertyConstructorParameter(a: Int, val b: Int)
|
||||
|
||||
@Test fun kotlinEnumsAreNotCovered() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val adapter = moshi.adapter(UsingEnum::class.java)
|
||||
|
||||
assertThat(adapter.fromJson("""{"e": "A"}""")).isEqualTo(UsingEnum(KotlinEnum.A))
|
||||
}
|
||||
|
||||
data class UsingEnum(val e: KotlinEnum)
|
||||
|
||||
enum class KotlinEnum {
|
||||
A, B
|
||||
}
|
||||
|
||||
@Test fun interfacesNotSupported() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(Interface::class.java)
|
||||
fail()
|
||||
} catch (e: IllegalArgumentException) {
|
||||
assertThat(e).hasMessage("No JsonAdapter for interface " +
|
||||
"com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterTest\$Interface (with no annotations)")
|
||||
}
|
||||
}
|
||||
|
||||
interface Interface
|
||||
|
||||
@Test fun abstractClassesNotSupported() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(AbstractClass::class.java)
|
||||
fail()
|
||||
} catch (e: IllegalArgumentException) {
|
||||
assertThat(e).hasMessage("Cannot serialize abstract class " +
|
||||
"com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterTest\$AbstractClass")
|
||||
}
|
||||
}
|
||||
|
||||
abstract class AbstractClass(val a: Int)
|
||||
|
||||
@Test fun innerClassesNotSupported() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(InnerClass::class.java)
|
||||
fail()
|
||||
} catch (e: IllegalArgumentException) {
|
||||
assertThat(e).hasMessage("Cannot serialize inner class " +
|
||||
"com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterTest\$InnerClass")
|
||||
}
|
||||
}
|
||||
|
||||
inner class InnerClass(val a: Int)
|
||||
|
||||
@Test fun localClassesNotSupported() {
|
||||
class LocalClass(val a: Int)
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(LocalClass::class.java)
|
||||
fail()
|
||||
} catch (e: IllegalArgumentException) {
|
||||
assertThat(e).hasMessage("Cannot serialize local class or object expression " +
|
||||
"com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterTest\$localClassesNotSupported\$LocalClass")
|
||||
}
|
||||
}
|
||||
|
||||
@Test fun objectDeclarationsNotSupported() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(ObjectDeclaration.javaClass)
|
||||
fail()
|
||||
} catch (e: IllegalArgumentException) {
|
||||
assertThat(e).hasMessage("Cannot serialize object declaration " +
|
||||
"com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterTest\$ObjectDeclaration")
|
||||
}
|
||||
}
|
||||
|
||||
object ObjectDeclaration {
|
||||
var a = 5
|
||||
}
|
||||
|
||||
@Test fun objectExpressionsNotSupported() {
|
||||
val expression = object : Any() {
|
||||
var a = 5
|
||||
}
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
try {
|
||||
moshi.adapter(expression.javaClass)
|
||||
fail()
|
||||
} catch (e: IllegalArgumentException) {
|
||||
assertThat(e).hasMessage("Cannot serialize local class or object expression " +
|
||||
"com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterTest\$objectExpressionsNotSupported" +
|
||||
"\$expression$1")
|
||||
}
|
||||
}
|
||||
|
||||
@Test fun manyProperties32() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(ManyProperties32::class.java)
|
||||
|
||||
val encoded = ManyProperties32(
|
||||
101, 102, 103, 104, 105,
|
||||
106, 107, 108, 109, 110,
|
||||
111, 112, 113, 114, 115,
|
||||
116, 117, 118, 119, 120,
|
||||
121, 122, 123, 124, 125,
|
||||
126, 127, 128, 129, 130,
|
||||
131, 132)
|
||||
val json = ("""
|
||||
|{
|
||||
|"v01":101,"v02":102,"v03":103,"v04":104,"v05":105,
|
||||
|"v06":106,"v07":107,"v08":108,"v09":109,"v10":110,
|
||||
|"v11":111,"v12":112,"v13":113,"v14":114,"v15":115,
|
||||
|"v16":116,"v17":117,"v18":118,"v19":119,"v20":120,
|
||||
|"v21":121,"v22":122,"v23":123,"v24":124,"v25":125,
|
||||
|"v26":126,"v27":127,"v28":128,"v29":129,"v30":130,
|
||||
|"v31":131,"v32":132
|
||||
|}
|
||||
|""").trimMargin().replace("\n", "")
|
||||
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo(json)
|
||||
|
||||
val decoded = jsonAdapter.fromJson(json)!!
|
||||
assertThat(decoded.v01).isEqualTo(101)
|
||||
assertThat(decoded.v32).isEqualTo(132)
|
||||
}
|
||||
|
||||
class ManyProperties32(
|
||||
var v01: Int, var v02: Int, var v03: Int, var v04: Int, var v05: Int,
|
||||
var v06: Int, var v07: Int, var v08: Int, var v09: Int, var v10: Int,
|
||||
var v11: Int, var v12: Int, var v13: Int, var v14: Int, var v15: Int,
|
||||
var v16: Int, var v17: Int, var v18: Int, var v19: Int, var v20: Int,
|
||||
var v21: Int, var v22: Int, var v23: Int, var v24: Int, var v25: Int,
|
||||
var v26: Int, var v27: Int, var v28: Int, var v29: Int, var v30: Int,
|
||||
var v31: Int, var v32: Int)
|
||||
|
||||
@Test fun manyProperties33() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val jsonAdapter = moshi.adapter(ManyProperties33::class.java)
|
||||
|
||||
val encoded = ManyProperties33(
|
||||
101, 102, 103, 104, 105,
|
||||
106, 107, 108, 109, 110,
|
||||
111, 112, 113, 114, 115,
|
||||
116, 117, 118, 119, 120,
|
||||
121, 122, 123, 124, 125,
|
||||
126, 127, 128, 129, 130,
|
||||
131, 132, 133)
|
||||
val json = ("""
|
||||
|{
|
||||
|"v01":101,"v02":102,"v03":103,"v04":104,"v05":105,
|
||||
|"v06":106,"v07":107,"v08":108,"v09":109,"v10":110,
|
||||
|"v11":111,"v12":112,"v13":113,"v14":114,"v15":115,
|
||||
|"v16":116,"v17":117,"v18":118,"v19":119,"v20":120,
|
||||
|"v21":121,"v22":122,"v23":123,"v24":124,"v25":125,
|
||||
|"v26":126,"v27":127,"v28":128,"v29":129,"v30":130,
|
||||
|"v31":131,"v32":132,"v33":133
|
||||
|}
|
||||
|""").trimMargin().replace("\n", "")
|
||||
|
||||
assertThat(jsonAdapter.toJson(encoded)).isEqualTo(json)
|
||||
|
||||
val decoded = jsonAdapter.fromJson(json)!!
|
||||
assertThat(decoded.v01).isEqualTo(101)
|
||||
assertThat(decoded.v32).isEqualTo(132)
|
||||
assertThat(decoded.v33).isEqualTo(133)
|
||||
}
|
||||
|
||||
class ManyProperties33(
|
||||
var v01: Int, var v02: Int, var v03: Int, var v04: Int, var v05: Int,
|
||||
var v06: Int, var v07: Int, var v08: Int, var v09: Int, var v10: Int,
|
||||
var v11: Int, var v12: Int, var v13: Int, var v14: Int, var v15: Int,
|
||||
var v16: Int, var v17: Int, var v18: Int, var v19: Int, var v20: Int,
|
||||
var v21: Int, var v22: Int, var v23: Int, var v24: Int, var v25: Int,
|
||||
var v26: Int, var v27: Int, var v28: Int, var v29: Int, var v30: Int,
|
||||
var v31: Int, var v32: Int, var v33: Int)
|
||||
|
||||
data class Box<out T>(val data: T)
|
||||
|
||||
@Test fun genericTypes() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val stringBoxAdapter = moshi.adapter<Box<String>>(
|
||||
Types.newParameterizedTypeWithOwner(KotlinJsonAdapterTest::class.java, Box::class.java,
|
||||
String::class.java))
|
||||
assertThat(stringBoxAdapter.fromJson("""{"data":"hello"}""")).isEqualTo(Box("hello"))
|
||||
assertThat(stringBoxAdapter.toJson(Box("hello"))).isEqualTo("""{"data":"hello"}""")
|
||||
}
|
||||
|
||||
data class NestedGenerics<R, C, out V>(val value: Map<R, Map<C, List<V>>>)
|
||||
|
||||
@Test fun nestedGenericTypes() {
|
||||
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
|
||||
val type = Types.newParameterizedTypeWithOwner(
|
||||
KotlinJsonAdapterTest::class.java,
|
||||
NestedGenerics::class.java,
|
||||
String::class.java,
|
||||
Int::class.javaObjectType,
|
||||
Types.newParameterizedTypeWithOwner(
|
||||
KotlinJsonAdapterTest::class.java,
|
||||
Box::class.java,
|
||||
String::class.java
|
||||
)
|
||||
)
|
||||
val adapter = moshi.adapter<NestedGenerics<String, Int, Box<String>>>(type).indent(" ")
|
||||
val json = """
|
||||
|{
|
||||
| "value": {
|
||||
| "hello": {
|
||||
| "1": [
|
||||
| {
|
||||
| "data": " "
|
||||
| },
|
||||
| {
|
||||
| "data": "world!"
|
||||
| }
|
||||
| ]
|
||||
| }
|
||||
| }
|
||||
|}
|
||||
""".trimMargin()
|
||||
val value = NestedGenerics(mapOf("hello" to mapOf(1 to listOf(Box(" "), Box("world!")))))
|
||||
assertThat(adapter.fromJson(json)).isEqualTo(value)
|
||||
assertThat(adapter.toJson(value)).isEqualTo(json)
|
||||
}
|
||||
|
||||
@Retention(RUNTIME)
|
||||
@JsonQualifier
|
||||
annotation class Uppercase
|
||||
|
||||
class UppercaseJsonAdapter {
|
||||
@ToJson fun toJson(@Uppercase s: String) : String {
|
||||
return s.toUpperCase(Locale.US)
|
||||
}
|
||||
@FromJson @Uppercase fun fromJson(s: String) : String {
|
||||
return s.toLowerCase(Locale.US)
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user