0.3.1 Improve tests, fix several bugs. (1/2)

.github/workflows/check.yaml

@@ -2,7 +2,6 @@ name: Check
 
 on:
   workflow_dispatch:
-  pull_request:
 
 jobs:
   check:
@@ -21,4 +20,4 @@ jobs:
       - name: Grant Gradle Wrapper Permission
         run: chmod +x gradlew
       - name: Check
-        run: ./gradlew check
+        run: ./gradlew core:check

.github/workflows/publish.yaml

@@ -1,6 +1,7 @@
 name: Publish
 
-on: workflow_dispatch
+on:
+  workflow_dispatch:
 
 env:
   ORG_GRADLE_PROJECT_mavenCentralUsername: ${{ secrets.MAVEN_USERNAME }}
@@ -22,4 +23,4 @@ jobs:
       - name: Grant Gradle Wrapper Permission
         run: chmod +x gradlew
       - name: Publish
-        run: ./gradlew publish --stacktrace
+        run: ./gradlew core:publish --stacktrace

benchmark/build.gradle.kts

@@ -0,0 +1,44 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    kotlin("jvm")
+    kotlin("plugin.serialization")
+    kotlin("plugin.allopen")
+    kotlin("kapt")
+
+    id("me.champeau.jmh")
+}
+
+dependencies {
+    jmh("org.openjdk.jmh:jmh-core:1.36")
+    kaptJmh("org.openjdk.jmh:jmh-generator-annprocess:1.36")
+
+    // tomlkt
+    jmh(project(":core"))
+    // toml4j
+    jmh("com.moandjiezana.toml:toml4j:0.7.2")
+    // ktoml
+    jmh("com.akuleshov7:ktoml-core:0.5.0")
+    // jackson
+    jmh("com.fasterxml.jackson.dataformat:jackson-dataformat-toml:2.15.1")
+    jmh("com.fasterxml.jackson.module:jackson-module-kotlin:2.15.1")
+    jmh("com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.15.1")
+    // ...
+
+}
+
+jmh {
+    includes.set(listOf("test.Benchmark"))
+}
+
+allOpen {
+    annotation("org.openjdk.jmh.annotations.Measurement")
+}
+
+tasks {
+    withType<KotlinCompile> {
+        kotlinOptions {
+            jvmTarget = "1.8"
+        }
+    }
+}

benchmark/src/jmh/kotlin/test/Benchmark.kt

@@ -0,0 +1,82 @@
+package test
+
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule
+import com.fasterxml.jackson.module.kotlin.readValue
+import com.fasterxml.jackson.module.kotlin.registerKotlinModule
+import kotlinx.serialization.decodeFromString
+import org.openjdk.jmh.annotations.Benchmark
+import org.openjdk.jmh.annotations.BenchmarkMode
+import org.openjdk.jmh.annotations.Fork
+import org.openjdk.jmh.annotations.Measurement
+import org.openjdk.jmh.annotations.Mode
+import org.openjdk.jmh.annotations.OutputTimeUnit
+import org.openjdk.jmh.annotations.Scope
+import org.openjdk.jmh.annotations.State
+import org.openjdk.jmh.annotations.Threads
+import org.openjdk.jmh.annotations.Warmup
+import java.util.concurrent.TimeUnit
+
+@State(Scope.Thread)
+object TomlObjects {
+    val tomlkt = net.peanuuutz.tomlkt.Toml
+    val toml4j = com.moandjiezana.toml.Toml()
+    val ktoml = com.akuleshov7.ktoml.Toml
+    val jackson = com.fasterxml.jackson.dataformat.toml.TomlMapper().apply {
+        registerKotlinModule()
+        registerModule(JavaTimeModule())
+    }
+}
+
+/*
+    Benchmark                              Mode  Cnt      Score      Error  Units
+    Benchmark.jacksonWithType              avgt   10   7696.731 ±  112.218  ns/op
+    Benchmark.jacksonWithClass             avgt   10   8090.255 ±  420.727  ns/op
+    Benchmark.tomlktWithoutSerializer      avgt   10  10265.799 ±   72.684  ns/op
+    Benchmark.tomlktWithSerializer         avgt   10  10901.727 ± 1002.641  ns/op
+    Benchmark.toml4j                       avgt   10  20390.178 ±  251.729  ns/op
+    Benchmark.ktomlWithSerializer          avgt   10  46123.130 ± 1389.639  ns/op
+    Benchmark.ktomlWithoutSerializer       avgt   10  46555.647 ± 1047.836  ns/op
+ */
+@BenchmarkMode(Mode.AverageTime)
+@Warmup(iterations = 4)
+@Measurement(iterations = 5)
+@Threads(4)
+@Fork(2)
+@OutputTimeUnit(TimeUnit.NANOSECONDS)
+@State(Scope.Thread)
+class Benchmark {
+    @Benchmark
+    fun tomlktWithoutSerializer() {
+        TomlObjects.tomlkt.decodeFromString<Config>(SampleConfig)
+    }
+
+    @Benchmark
+    fun tomlktWithSerializer() {
+        TomlObjects.tomlkt.decodeFromString(Config.serializer(), SampleConfig)
+    }
+
+    @Benchmark
+    fun toml4j() {
+        TomlObjects.toml4j.read(SampleConfig).to(Config::class.java)
+    }
+
+    @Benchmark
+    fun ktomlWithoutSerializer() {
+        TomlObjects.ktoml.decodeFromString<Config>(SampleConfig)
+    }
+
+    @Benchmark
+    fun ktomlWithSerializer() {
+        TomlObjects.ktoml.decodeFromString(Config.serializer(), SampleConfig)
+    }
+
+    @Benchmark
+    fun jacksonWithClass() {
+        TomlObjects.jackson.readValue(SampleConfig, Config::class.java)
+    }
+
+    @Benchmark
+    fun jacksonWithType() {
+        TomlObjects.jackson.readValue<Config>(SampleConfig)
+    }
+}

benchmark/src/jmh/kotlin/test/Objects.kt

@@ -0,0 +1,87 @@
+package test
+
+import kotlinx.datetime.serializers.InstantIso8601Serializer
+import kotlinx.serialization.KSerializer
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.descriptors.SerialDescriptor
+import kotlinx.serialization.encoding.Decoder
+import kotlinx.serialization.encoding.Encoder
+import net.peanuuutz.tomlkt.TomlDecoder
+import net.peanuuutz.tomlkt.TomlOffsetDateTimeSerializer
+import org.intellij.lang.annotations.Language
+
+@Serializable
+data class Config(
+    val title: String,
+    val owner: Owner,
+    val database: Database,
+//    val servers: Map<String, Server>
+)
+
+@Serializable
+data class Owner(
+    val name: String,
+    val birthday: @Serializable(OffsetDateTimeSerializer::class) Any
+)
+
+@Serializable
+data class Database(
+    val enabled: Boolean,
+    val ports: List<Short>,
+    val temperature: Temperature
+)
+
+@Serializable
+data class Temperature(
+    val cpu: Float,
+    val case: Float
+)
+
+@Serializable
+data class Server(
+    val ip: String,
+    val role: String
+)
+
+@Language("toml")
+const val SampleConfig: String = """
+# This is a TOML document
+
+title = "TOML Example"
+
+[owner]
+name = "Tom Preston-Werner"
+birthday = 1979-05-27T07:32:00-08:00
+
+[database]
+enabled = true
+ports = [ 8000, 8001, 8002 ]
+temperature = { cpu = 79.5, case = 72.0 }
+
+# [servers]
+
+# [servers.alpha]
+# ip = "10.0.0.1"
+# role = "frontend"
+
+# [servers.beta]
+# ip = "10.0.0.2"
+# role = "backend"
+"""
+
+object OffsetDateTimeSerializer : KSerializer<Any> {
+    override val descriptor: SerialDescriptor
+        get() = InstantIso8601Serializer.descriptor
+
+    override fun serialize(encoder: Encoder, value: Any) {
+        TODO("Not yet implemented")
+    }
+
+    override fun deserialize(decoder: Decoder): Any {
+        return if (decoder is TomlDecoder) {
+            TomlOffsetDateTimeSerializer().deserialize(decoder)
+        } else {
+            InstantIso8601Serializer.deserialize(decoder)
+        }
+    }
+}