Convert benchmarks to multi-platform project

Author: Abduqodiri Qurbonzoda

benchmarks-mpp/build.gradle

@@ -0,0 +1,90 @@
+import kotlinx.benchmark.gradle.JvmBenchmarkTarget
+import org.gradle.jvm.tasks.Jar
+
+plugins {
+    id("kotlin-multiplatform")
+    id("kotlinx.benchmark") version "0.2.0-dev-6"
+}
+
+
+evaluationDependsOn(":kotlinx-collections-immutable")
+
+val JDK_6: String by project
+
+repositories {
+    maven(url = "https://dl.bintray.com/kotlin/kotlinx")
+}
+
+
+kotlin {
+    infra {
+        target("macosX64")
+        target("linuxX64")
+        target("mingwX64")
+    }
+
+    jvm {
+        compilations.all {
+            kotlinOptions {
+                jvmTarget = "1.6"
+                jdkHome = JDK_6
+            }
+        }
+    }
+
+    js {
+        nodejs {
+
+        }
+    }
+
+    sourceSets.all {
+        kotlin.setSrcDirs(listOf("$name/src"))
+        resources.setSrcDirs(listOf("$name/resources"))
+    }
+
+    sourceSets {
+        commonMain {
+            dependencies {
+                api("org.jetbrains.kotlin:kotlin-stdlib-common")
+                api("org.jetbrains.kotlinx:kotlinx.benchmark.runtime:0.2.0-dev-6")
+                api(project(":kotlinx-collections-immutable"))
+            }
+        }
+    }
+}
+
+
+// Configure benchmark
+benchmark {
+    configurations {
+        named("main") {
+            warmups = 7
+            iterations = 7
+            iterationTime = 500
+            iterationTimeUnit = "ms"
+            param("size", "1", "10", "100", "1000", "10000")
+            param("immutablePercentage", /*"95", "30", */"0")
+            param("hashCodeType", "random", "collision")
+        }
+    }
+
+    targets {
+        register("jvm") {
+            this as JvmBenchmarkTarget
+            jmhVersion = "1.21"
+        }
+        register("js")
+        register("native")
+        register("macosX64")
+        register("linuxX64")
+        register("mingwX64")
+    }
+}
+
+val benchmarksJar: Configuration by configurations.creating
+
+afterEvaluate {
+    val jvmBenchmarkJar by tasks.getting(Jar::class)
+    artifacts.add("benchmarksJar", jvmBenchmarkJar)
+}

benchmarks/build.gradle.kts

@@ -4,8 +4,12 @@
  */
 
 package benchmarks
+import kotlin.js.JsName
 
-class ObjectWrapper<K: Comparable<K>>(val obj: K, val hashCode: Int) : Comparable<ObjectWrapper<K>> {
+class ObjectWrapper<K: Comparable<K>>(
+        val obj: K,
+        @JsName("_hashCode") val hashCode: Int
+) : Comparable<ObjectWrapper<K>> {
     override fun hashCode(): Int {
         return hashCode
     }
@@ -14,7 +18,6 @@ class ObjectWrapper<K: Comparable<K>>(val obj: K, val hashCode: Int) : Comparabl
         if (other !is ObjectWrapper<*>) {
             return false
         }
-        assert(obj != other.obj || hashCode == other.hashCode)  // if elements are equal hashCodes must be equal
         return obj == other.obj
     }
 

benchmarks-mpp/src/jvmMain/kotlin/benchmarks/ObjectWrapper.kt renamed to benchmarks/commonMain/src/benchmarks/ObjectWrapper.kt

@@ -5,8 +5,6 @@
 
 package benchmarks
 
-import java.util.*
-
 const val ASCENDING_HASH_CODE = "ascending"
 const val RANDOM_HASH_CODE = "random"
 const val COLLISION_HASH_CODE = "collision"
@@ -21,7 +19,7 @@ private inline fun intWrappers(size: Int, hashCodeGenerator: (index: Int) -> Int
 }
 
 private fun generateIntWrappers(hashCodeType: String, size: Int): List<IntWrapper> {
-    val random = Random(40)
+    val random = kotlin.random.Random(40)
     return when(hashCodeType) {
         ASCENDING_HASH_CODE -> intWrappers(size) { it }
         RANDOM_HASH_CODE,

benchmarks-mpp/src/jvmMain/kotlin/benchmarks/benchmarkSize.kt renamed to benchmarks/commonMain/src/benchmarks/benchmarkSize.kt

@@ -7,10 +7,9 @@ package benchmarks.immutableList
 
 import benchmarks.*
 import kotlinx.collections.immutable.ImmutableList
-import org.openjdk.jmh.annotations.*
-import org.openjdk.jmh.infra.Blackhole
+import kotlinx.benchmark.*
 
-@State(Scope.Thread)
+@State(Scope.Benchmark)
 open class Add {
     @Param(BM_1, BM_10, BM_100, BM_1000, BM_10000, BM_100000, BM_1000000, BM_10000000)
     var size: Int = 0

benchmarks-mpp/src/jvmMain/kotlin/benchmarks/hashCodeTypes.kt renamed to benchmarks/commonMain/src/benchmarks/hashCodeTypes.kt

@@ -1,27 +1,16 @@
 /*
  * Copyright 2016-2019 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * Use of this source code is governed by the Apache 2.0 License that can be found in the LICENSE.txt file.
  */
 
 package benchmarks.immutableList
 
 import benchmarks.*
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.persistentListOf
-import org.openjdk.jmh.annotations.*
+import kotlinx.benchmark.*
 
-@State(Scope.Thread)
+@State(Scope.Benchmark)
 open class AddAll {
     @Param(BM_1, BM_10, BM_100, BM_1000, BM_10000, BM_100000, BM_1000000, BM_10000000)
     var size: Int = 0

benchmarks-mpp/src/jvmMain/kotlin/benchmarks/immutableList/Add.kt renamed to benchmarks/commonMain/src/benchmarks/immutableList/Add.kt

@@ -8,8 +8,7 @@ package benchmarks.immutableList
 import benchmarks.*
 import kotlinx.collections.immutable.PersistentList
 import kotlinx.collections.immutable.persistentListOf
-import org.openjdk.jmh.annotations.*
-import org.openjdk.jmh.infra.Blackhole
+import kotlinx.benchmark.*
 
 @State(Scope.Benchmark)
 open class Get {
@@ -18,7 +17,7 @@ open class Get {
 
     private var persistentList: PersistentList<String> = persistentListOf()
 
-    @Setup(Level.Trial)
+    @Setup
     fun prepare() {
         persistentList = persistentListAdd(size)
     }

benchmarks-mpp/src/jvmMain/kotlin/benchmarks/immutableList/AddAll.kt renamed to benchmarks/commonMain/src/benchmarks/immutableList/AddAll.kt

@@ -8,8 +8,7 @@ package benchmarks.immutableList
 import benchmarks.*
 import kotlinx.collections.immutable.PersistentList
 import kotlinx.collections.immutable.persistentListOf
-import org.openjdk.jmh.annotations.*
-import org.openjdk.jmh.infra.Blackhole
+import kotlinx.benchmark.*
 
 @State(Scope.Benchmark)
 open class Iterate {
@@ -18,7 +17,7 @@ open class Iterate {
 
     private var persistentList: PersistentList<String> = persistentListOf()
 
-    @Setup(Level.Trial)
+    @Setup
     fun prepare() {
         persistentList = persistentListAdd(size)
     }

benchmarks-mpp/src/jvmMain/kotlin/benchmarks/immutableList/Get.kt renamed to benchmarks/commonMain/src/benchmarks/immutableList/Get.kt

@@ -9,16 +9,16 @@ import benchmarks.*
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.PersistentList
 import kotlinx.collections.immutable.persistentListOf
-import org.openjdk.jmh.annotations.*
+import kotlinx.benchmark.*
 
-@State(Scope.Thread)
+@State(Scope.Benchmark)
 open class Remove {
     @Param(BM_1, BM_10, BM_100, BM_1000, BM_10000, BM_100000, BM_1000000, BM_10000000)
     var size: Int = 0
 
     private var persistentList: PersistentList<String> = persistentListOf()
 
-    @Setup(Level.Trial)
+    @Setup
     fun prepare() {
         persistentList = persistentListAdd(size)
     }