IDE perf tests for Kotlin/Native projects

Issue #MMPP-201

idea/testData/perfTest/native/CsvParser/.gitignore

@@ -0,0 +1,4 @@
+build
+.idea
+.gradle
+gradlew*

idea/testData/perfTest/native/CsvParser/build.gradle.kts

@@ -0,0 +1,15 @@
+plugins {
+    kotlin("multiplatform") version "{{kotlin_plugin_version}}"
+}
+
+repositories {
+    mavenCentral()
+    maven("https://dl.bintray.com/kotlin/kotlin-dev")
+    maven("https://dl.bintray.com/kotlin/kotlin-eap")
+}
+
+kotlin {
+    ios() {
+        compilations["main"].enableEndorsedLibs = true
+    }
+}

idea/testData/perfTest/native/CsvParser/gradle.properties

@@ -0,0 +1,2 @@
+kotlin.mpp.enableGranularSourceSetsMetadata=true
+kotlin.native.enableDependencyPropagation={{disable_commonizer}}

idea/testData/perfTest/native/CsvParser/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-{{gradle_version}}-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

idea/testData/perfTest/native/CsvParser/settings.gradle.kts

@@ -0,0 +1,7 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        maven("https://dl.bintray.com/kotlin/kotlin-dev")
+        maven("https://dl.bintray.com/kotlin/kotlin-eap")
+    }
+}

idea/testData/perfTest/native/CsvParser/src/iosX64Main/kotlin/CsvParser.kt

@@ -0,0 +1,77 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+import kotlinx.cinterop.ByteVar
+import kotlinx.cinterop.allocArray
+import kotlinx.cinterop.memScoped
+import kotlinx.cinterop.toKString
+import kotlinx.cli.ArgParser
+import kotlinx.cli.ArgType
+import kotlinx.cli.required
+import platform.posix.fclose
+import platform.posix.fgets
+import platform.posix.fopen
+import platform.posix.perror
+import kotlin.collections.set
+
+private fun parseLine(line: String, separator: Char) : List<String> {
+    val result = mutableListOf<String>()
+    val builder = StringBuilder()
+    var quotes = 0
+    for (ch in line) {
+        when {
+            ch == '\"' -> {
+                quotes++
+                builder.append(ch)
+            }
+            (ch == '\n') || (ch ==  '\r') -> {}
+            (ch == separator) && (quotes % 2 == 0) -> {
+                result.add(builder.toString())
+                builder.setLength(0)
+            }
+            else -> builder.append(ch)
+        }
+    }
+    return result
+}
+
+fun main(args: Array<String>) {
+    val argParser = ArgParser("csvparser")
+    val fileName by argParser.argument(ArgType.String, description = "CSV file")
+    val column by argParser.option(ArgType.Int, description = "Column to parse").required()
+    val count by argParser.option(ArgType.Int, description = "Count of lines to parse").required()
+    argParser.parse(args)
+
+    val file = fopen(fileName, "r")
+    if (file == null) {
+        perror("cannot open input file $fileName")
+        return
+    }
+
+    val keyValue = mutableMapOf<String, Int>()
+
+    try {
+        memScoped {
+            val bufferLength = 64 * 1024
+            val buffer = allocArray<ByteVar>(bufferLength)
+
+            for (i in 1..count) {
+                val nextLine = fgets(buffer, bufferLength, file)?.toKString()
+                if (nextLine == null || nextLine.isEmpty()) break
+
+                val records = parseLine(nextLine, ',')
+                val key = records[column]
+                val current = keyValue[key] ?: 0
+                keyValue[key] = current + 1
+            }
+        }
+    } finally {
+        fclose(file)
+    }
+
+    keyValue.forEach {
+        println("${it.key} -> ${it.value}")
+    }
+}

idea/testData/perfTest/native/CsvParser/src/iosX64Main/kotlin/CsvParser2.kt

@@ -0,0 +1,77 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+import kotlinx.cinterop.ByteVar
+import kotlinx.cinterop.allocArray
+import kotlinx.cinterop.memScoped
+import kotlinx.cinterop.toKString
+import kotlinx.cli.ArgParser
+import kotlinx.cli.ArgType
+import kotlinx.cli.required
+import platform.posix.fclose
+import platform.posix.fgets
+import platform.posix.fopen
+import platform.posix.perror
+import kotlin.collections.set
+
+private fun parseLine(line: String, separator: Char) : List<String> {
+    val result = mutableListOf<String>()
+    val builder = StringBuilder()
+    var quotes = 0
+    for (ch in line) {
+        when {
+            ch == '\"' -> {
+                quotes++
+                builder.append(ch)
+            }
+            (ch == '\n') || (ch ==  '\r') -> {}
+            (ch == separator) && (quotes % 2 == 0) -> {
+                result.add(builder.toString())
+                builder.setLength(0)
+            }
+            else -> builder.append(ch)
+        }
+    }
+    return result
+}
+
+fun main(args: Array<String>) {
+    val argParser = ArgParser("csvparser")
+    val fileName by argParser.argument(ArgType.String, description = "CSV file")
+    val column by argParser.option(ArgType.Int, description = "Column to parse").required()
+    val count by argParser.option(ArgType.Int, description = "Count of lines to parse").required()
+    argParser.parse(args)
+
+    val file = fopen(fileName, "r")
+    if (file == null) {
+        perror("cannot open input file $fileName")
+        return
+    }
+
+    val keyValue = mutableMapOf<String, Int>()
+
+    try {
+        memScoped {
+            val bufferLength = 64 * 1024
+            val buffer = allocArray<ByteVar>(bufferLength)
+
+            for (i in 1..count) {
+                val nextLine = fgets(buffer, bufferLength, file)?.toKString()
+                if (nextLine == null || nextLine.isEmpty()) break
+
+                val records = parseLine(nextLine, ',')
+                val key = records[column]
+                val current = keyValue[key] ?: 0
+                keyValue[key] = current + 1
+            }
+        }
+    } finally {
+        fclose(file)
+    }
+
+    keyValue.forEach {
+        println("${it.key} -> ${it.value}")
+    }
+}

idea/testData/perfTest/native/CsvParser/src/iosX64Main/kotlin/CsvParser3.kt

@@ -0,0 +1,77 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+import kotlinx.cinterop.ByteVar
+import kotlinx.cinterop.allocArray
+import kotlinx.cinterop.memScoped
+import kotlinx.cinterop.toKString
+import kotlinx.cli.ArgParser
+import kotlinx.cli.ArgType
+import kotlinx.cli.required
+import platform.posix.fclose
+import platform.posix.fgets
+import platform.posix.fopen
+import platform.posix.perror
+import kotlin.collections.set
+
+private fun parseLine(line: String, separator: Char) : List<String> {
+    val result = mutableListOf<String>()
+    val builder = StringBuilder()
+    var quotes = 0
+    for (ch in line) {
+        when {
+            ch == '\"' -> {
+                quotes++
+                builder.append(ch)
+            }
+            (ch == '\n') || (ch ==  '\r') -> {}
+            (ch == separator) && (quotes % 2 == 0) -> {
+                result.add(builder.toString())
+                builder.setLength(0)
+            }
+            else -> builder.append(ch)
+        }
+    }
+    return result
+}
+
+fun main(args: Array<String>) {
+    val argParser = ArgParser("csvparser")
+    val fileName by argParser.argument(ArgType.String, description = "CSV file")
+    val column by argParser.option(ArgType.Int, description = "Column to parse").required()
+    val count by argParser.option(ArgType.Int, description = "Count of lines to parse").required()
+    argParser.parse(args)
+
+    val file = fopen(fileName, "r")
+    if (file == null) {
+        perror("cannot open input file $fileName")
+        return
+    }
+
+    val keyValue = mutableMapOf<String, Int>()
+
+    try {
+        memScoped {
+            val bufferLength = 64 * 1024
+            val buffer = allocArray<ByteVar>(bufferLength)
+
+            for (i in 1..count) {
+                val nextLine = fgets(buffer, bufferLength, file)?.toKString()
+                if (nextLine == null || nextLine.isEmpty()) break
+
+                val records = parseLine(nextLine, ',')
+                val key = records[column]
+                val current = keyValue[key] ?: 0
+                keyValue[key] = current + 1
+            }
+        }
+    } finally {
+        fclose(file)
+    }
+
+    keyValue.forEach {
+        println("${it.key} -> ${it.value}")
+    }
+}

idea/testData/perfTest/native/HelloWorld/.gitignore

@@ -0,0 +1,4 @@
+build
+.idea
+.gradle
+gradlew*

idea/testData/perfTest/native/HelloWorld/build.gradle.kts

@@ -0,0 +1,13 @@
+plugins {
+    kotlin("multiplatform") version "{{kotlin_plugin_version}}"
+}
+
+repositories {
+    mavenCentral()
+    maven("https://dl.bintray.com/kotlin/kotlin-dev")
+    maven("https://dl.bintray.com/kotlin/kotlin-eap")
+}
+
+kotlin {
+    ios()
+}

idea/testData/perfTest/native/HelloWorld/gradle.properties

@@ -0,0 +1,2 @@
+kotlin.mpp.enableGranularSourceSetsMetadata=true
+kotlin.native.enableDependencyPropagation={{disable_commonizer}}

idea/testData/perfTest/native/HelloWorld/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-{{gradle_version}}-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

idea/testData/perfTest/native/HelloWorld/settings.gradle.kts

@@ -0,0 +1,7 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        maven("https://dl.bintray.com/kotlin/kotlin-dev")
+        maven("https://dl.bintray.com/kotlin/kotlin-eap")
+    }
+}

idea/testData/perfTest/native/HelloWorld/src/iosX64Main/kotlin/HelloMain.kt

@@ -0,0 +1,4 @@
+
+fun main(args: Array<String>) {
+    println("Hello World!")
+}

idea/testData/perfTest/native/HelloWorld/src/iosX64Main/kotlin/HelloMain2.kt

@@ -0,0 +1,4 @@
+
+fun main(args: Array<String>) {
+    println("Hello World!")
+}

idea/testData/perfTest/native/HelloWorld/src/iosX64Main/kotlin/HelloMain3.kt

@@ -0,0 +1,4 @@
+
+fun main(args: Array<String>) {
+    println("Hello World!")
+}

idea/testData/perfTest/native/HelloWorld/src/iosX64Test/kotlin/HelloTest.kt

@@ -0,0 +1,11 @@
+import kotlin.test.Test
+import kotlin.test.assertTrue
+
+private const val GREETING = "Hello, Kotlin/Native!"
+
+class HelloTest {
+    @Test
+    fun testHello() {
+        assertTrue("Kotlin/Native" in GREETING)
+    }
+}

idea/testData/perfTest/native/HelloWorld/src/iosX64Test/kotlin/HelloTest2.kt

@@ -0,0 +1,11 @@
+import kotlin.test.Test
+import kotlin.test.assertTrue
+
+private const val GREETING = "Hello, Kotlin/Native!"
+
+class HelloTest2 {
+    @Test
+    fun testHello() {
+        assertTrue("Kotlin/Native" in GREETING)
+    }
+}

idea/testData/perfTest/native/HelloWorld/src/iosX64Test/kotlin/HelloTest3.kt

@@ -0,0 +1,11 @@
+import kotlin.test.Test
+import kotlin.test.assertTrue
+
+private const val GREETING = "Hello, Kotlin/Native!"
+
+class HelloTest3 {
+    @Test
+    fun testHello() {
+        assertTrue("Kotlin/Native" in GREETING)
+    }
+}

idea/testData/perfTest/native/UIKitApp/.gitignore

@@ -0,0 +1,4 @@
+build
+.idea
+.gradle
+gradlew*

idea/testData/perfTest/native/UIKitApp/build.gradle.kts

@@ -0,0 +1,13 @@
+plugins {
+    kotlin("multiplatform") version "{{kotlin_plugin_version}}"
+}
+
+repositories {
+    mavenCentral()
+    maven("https://dl.bintray.com/kotlin/kotlin-dev")
+    maven("https://dl.bintray.com/kotlin/kotlin-eap")
+}
+
+kotlin {
+    ios()
+}

idea/testData/perfTest/native/UIKitApp/gradle.properties

@@ -0,0 +1,2 @@
+kotlin.mpp.enableGranularSourceSetsMetadata=true
+kotlin.native.enableDependencyPropagation={{disable_commonizer}}

idea/testData/perfTest/native/UIKitApp/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-{{gradle_version}}-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

idea/testData/perfTest/native/UIKitApp/settings.gradle.kts

@@ -0,0 +1,7 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        maven("https://dl.bintray.com/kotlin/kotlin-dev")
+        maven("https://dl.bintray.com/kotlin/kotlin-eap")
+    }
+}

idea/testData/perfTest/native/UIKitApp/src/iosX64Main/kotlin/UIKitApp.kt

@@ -0,0 +1,140 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+import kotlinx.cinterop.ExportObjCClass
+import kotlinx.cinterop.ObjCAction
+import kotlinx.cinterop.ObjCOutlet
+import kotlinx.cinterop.autoreleasepool
+import kotlinx.cinterop.cstr
+import kotlinx.cinterop.memScoped
+import kotlinx.cinterop.toCValues
+import kotlinx.cinterop.useContents
+import platform.CoreGraphics.CGPointMake
+import platform.CoreGraphics.CGRectMake
+import platform.Foundation.NSCoder
+import platform.Foundation.NSSelectorFromString
+import platform.Foundation.NSStringFromClass
+import platform.UIKit.NSTextAlignmentCenter
+import platform.UIKit.UIApplication
+import platform.UIKit.UIApplicationDelegateProtocol
+import platform.UIKit.UIApplicationDelegateProtocolMeta
+import platform.UIKit.UIApplicationMain
+import platform.UIKit.UIButton
+import platform.UIKit.UIColor
+import platform.UIKit.UIControlEventTouchUpInside
+import platform.UIKit.UIControlStateNormal
+import platform.UIKit.UIFont
+import platform.UIKit.UILabel
+import platform.UIKit.UIResponder
+import platform.UIKit.UIResponderMeta
+import platform.UIKit.UIScreen
+import platform.UIKit.UIView
+import platform.UIKit.UIViewController
+import platform.UIKit.UIWindow
+import platform.UIKit.addSubview
+import platform.UIKit.backgroundColor
+import platform.UIKit.font
+import platform.UIKit.heightAnchor
+import platform.UIKit.leadingAnchor
+import platform.UIKit.setFrame
+import platform.UIKit.topAnchor
+import platform.UIKit.translatesAutoresizingMaskIntoConstraints
+import platform.UIKit.widthAnchor
+
+fun main(args: Array<String>) {
+    memScoped {
+        val argc = args.size + 1
+        val argv = (arrayOf("konan") + args).map { it.cstr.ptr }.toCValues()
+
+        autoreleasepool {
+            UIApplicationMain(argc, argv, null, NSStringFromClass(AppDelegate))
+        }
+    }
+}
+
+private class AppDelegate : UIResponder, UIApplicationDelegateProtocol {
+    companion object : UIResponderMeta(), UIApplicationDelegateProtocolMeta {}
+
+    @OverrideInit
+    constructor() : super()
+
+    private var _window: UIWindow? = null
+    override fun window() = _window
+    override fun setWindow(window: UIWindow?) {
+        _window = window
+    }
+
+    override fun application(application: UIApplication, didFinishLaunchingWithOptions: Map<Any?, *>?): Boolean {
+        window = UIWindow(frame = UIScreen.mainScreen.bounds)
+        window!!.rootViewController = ViewController()
+        window!!.makeKeyAndVisible()
+        return true
+    }
+}
+
+@ExportObjCClass
+private class ViewController : UIViewController {
+
+    @OverrideInit
+    constructor() : super(nibName = null, bundle = null)
+
+    @OverrideInit
+    constructor(coder: NSCoder) : super(coder)
+
+    @ObjCOutlet
+    lateinit var label: UILabel
+
+    @ObjCOutlet
+    lateinit var button: UIButton
+
+    var pressed = 0
+
+    @ObjCAction
+    fun buttonPressed() {
+        label.text = "Hello #${pressed++} from Konan!"
+        println("Button pressed")
+    }
+
+    override fun viewDidLoad() {
+        super.viewDidLoad()
+
+        val (width, height) = UIScreen.mainScreen.bounds.useContents {
+            this.size.width to this.size.height
+        }
+
+        val header = UIView().apply {
+            backgroundColor = UIColor.lightGrayColor
+            view.addSubview(this)
+            translatesAutoresizingMaskIntoConstraints = false
+            leadingAnchor.constraintEqualToAnchor(view.leadingAnchor).active = true
+            topAnchor.constraintEqualToAnchor(view.topAnchor).active = true
+            widthAnchor.constraintEqualToAnchor(view.widthAnchor).active = true
+            heightAnchor.constraintEqualToAnchor(view.heightAnchor).active = true
+        }
+
+        label = UILabel().apply {
+            setFrame(CGRectMake(x = 10.0, y = 10.0, width = width - 100.0, height = 40.0))
+            center = CGPointMake(x = width / 2, y = 40.0 )
+            textAlignment = NSTextAlignmentCenter
+            text = "Press OK"
+            header.addSubview(this)
+        }
+
+        button = UIButton().apply {
+            setFrame(CGRectMake(x = 10.0, y = height - 100.0, width = width - 100.0, height = 40.0))
+            center = CGPointMake(x = width / 2, y = height / 2)
+            backgroundColor = UIColor.blueColor
+            setTitle("OK", forState = UIControlStateNormal)
+            font = UIFont.fontWithName(fontName = font.fontName, size = 28.0)!!
+            layer.borderWidth = 1.0
+            layer.borderColor = UIColor.colorWithRed(0x47 / 255.0, 0x43 / 255.0, 0x70 / 255.0, 1.0).CGColor
+            layer.masksToBounds = true
+            addTarget(target = this@ViewController, action = NSSelectorFromString("buttonPressed"),
+                    forControlEvents = UIControlEventTouchUpInside)
+            header.addSubview(this)
+        }
+
+    }
+}

idea/testData/perfTest/native/UIKitApp/src/iosX64Main/kotlin/UIKitApp2.kt

@@ -0,0 +1,140 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+import kotlinx.cinterop.ExportObjCClass
+import kotlinx.cinterop.ObjCAction
+import kotlinx.cinterop.ObjCOutlet
+import kotlinx.cinterop.autoreleasepool
+import kotlinx.cinterop.cstr
+import kotlinx.cinterop.memScoped
+import kotlinx.cinterop.toCValues
+import kotlinx.cinterop.useContents
+import platform.CoreGraphics.CGPointMake
+import platform.CoreGraphics.CGRectMake
+import platform.Foundation.NSCoder
+import platform.Foundation.NSSelectorFromString
+import platform.Foundation.NSStringFromClass
+import platform.UIKit.NSTextAlignmentCenter
+import platform.UIKit.UIApplication
+import platform.UIKit.UIApplicationDelegateProtocol
+import platform.UIKit.UIApplicationDelegateProtocolMeta
+import platform.UIKit.UIApplicationMain
+import platform.UIKit.UIButton
+import platform.UIKit.UIColor
+import platform.UIKit.UIControlEventTouchUpInside
+import platform.UIKit.UIControlStateNormal
+import platform.UIKit.UIFont
+import platform.UIKit.UILabel
+import platform.UIKit.UIResponder
+import platform.UIKit.UIResponderMeta
+import platform.UIKit.UIScreen
+import platform.UIKit.UIView
+import platform.UIKit.UIViewController
+import platform.UIKit.UIWindow
+import platform.UIKit.addSubview
+import platform.UIKit.backgroundColor
+import platform.UIKit.font
+import platform.UIKit.heightAnchor
+import platform.UIKit.leadingAnchor
+import platform.UIKit.setFrame
+import platform.UIKit.topAnchor
+import platform.UIKit.translatesAutoresizingMaskIntoConstraints
+import platform.UIKit.widthAnchor
+
+fun main(args: Array<String>) {
+    memScoped {
+        val argc = args.size + 1
+        val argv = (arrayOf("konan") + args).map { it.cstr.ptr }.toCValues()
+
+        autoreleasepool {
+            UIApplicationMain(argc, argv, null, NSStringFromClass(AppDelegate))
+        }
+    }
+}
+
+private class AppDelegate : UIResponder, UIApplicationDelegateProtocol {
+    companion object : UIResponderMeta(), UIApplicationDelegateProtocolMeta {}
+
+    @OverrideInit
+    constructor() : super()
+
+    private var _window: UIWindow? = null
+    override fun window() = _window
+    override fun setWindow(window: UIWindow?) {
+        _window = window
+    }
+
+    override fun application(application: UIApplication, didFinishLaunchingWithOptions: Map<Any?, *>?): Boolean {
+        window = UIWindow(frame = UIScreen.mainScreen.bounds)
+        window!!.rootViewController = ViewController()
+        window!!.makeKeyAndVisible()
+        return true
+    }
+}
+
+@ExportObjCClass
+private class ViewController : UIViewController {
+
+    @OverrideInit
+    constructor() : super(nibName = null, bundle = null)
+
+    @OverrideInit
+    constructor(coder: NSCoder) : super(coder)
+
+    @ObjCOutlet
+    lateinit var label: UILabel
+
+    @ObjCOutlet
+    lateinit var button: UIButton
+
+    var pressed = 0
+
+    @ObjCAction
+    fun buttonPressed() {
+        label.text = "Hello #${pressed++} from Konan!"
+        println("Button pressed")
+    }
+
+    override fun viewDidLoad() {
+        super.viewDidLoad()
+
+        val (width, height) = UIScreen.mainScreen.bounds.useContents {
+            this.size.width to this.size.height
+        }
+
+        val header = UIView().apply {
+            backgroundColor = UIColor.lightGrayColor
+            view.addSubview(this)
+            translatesAutoresizingMaskIntoConstraints = false
+            leadingAnchor.constraintEqualToAnchor(view.leadingAnchor).active = true
+            topAnchor.constraintEqualToAnchor(view.topAnchor).active = true
+            widthAnchor.constraintEqualToAnchor(view.widthAnchor).active = true
+            heightAnchor.constraintEqualToAnchor(view.heightAnchor).active = true
+        }
+
+        label = UILabel().apply {
+            setFrame(CGRectMake(x = 10.0, y = 10.0, width = width - 100.0, height = 40.0))
+            center = CGPointMake(x = width / 2, y = 40.0 )
+            textAlignment = NSTextAlignmentCenter
+            text = "Press OK"
+            header.addSubview(this)
+        }
+
+        button = UIButton().apply {
+            setFrame(CGRectMake(x = 10.0, y = height - 100.0, width = width - 100.0, height = 40.0))
+            center = CGPointMake(x = width / 2, y = height / 2)
+            backgroundColor = UIColor.blueColor
+            setTitle("OK", forState = UIControlStateNormal)
+            font = UIFont.fontWithName(fontName = font.fontName, size = 28.0)!!
+            layer.borderWidth = 1.0
+            layer.borderColor = UIColor.colorWithRed(0x47 / 255.0, 0x43 / 255.0, 0x70 / 255.0, 1.0).CGColor
+            layer.masksToBounds = true
+            addTarget(target = this@ViewController, action = NSSelectorFromString("buttonPressed"),
+                    forControlEvents = UIControlEventTouchUpInside)
+            header.addSubview(this)
+        }
+
+    }
+}

idea/testData/perfTest/native/UIKitApp/src/iosX64Main/kotlin/UIKitApp3.kt

@@ -0,0 +1,140 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+import kotlinx.cinterop.ExportObjCClass
+import kotlinx.cinterop.ObjCAction
+import kotlinx.cinterop.ObjCOutlet
+import kotlinx.cinterop.autoreleasepool
+import kotlinx.cinterop.cstr
+import kotlinx.cinterop.memScoped
+import kotlinx.cinterop.toCValues
+import kotlinx.cinterop.useContents
+import platform.CoreGraphics.CGPointMake
+import platform.CoreGraphics.CGRectMake
+import platform.Foundation.NSCoder
+import platform.Foundation.NSSelectorFromString
+import platform.Foundation.NSStringFromClass
+import platform.UIKit.NSTextAlignmentCenter
+import platform.UIKit.UIApplication
+import platform.UIKit.UIApplicationDelegateProtocol
+import platform.UIKit.UIApplicationDelegateProtocolMeta
+import platform.UIKit.UIApplicationMain
+import platform.UIKit.UIButton
+import platform.UIKit.UIColor
+import platform.UIKit.UIControlEventTouchUpInside
+import platform.UIKit.UIControlStateNormal
+import platform.UIKit.UIFont
+import platform.UIKit.UILabel
+import platform.UIKit.UIResponder
+import platform.UIKit.UIResponderMeta
+import platform.UIKit.UIScreen
+import platform.UIKit.UIView
+import platform.UIKit.UIViewController
+import platform.UIKit.UIWindow
+import platform.UIKit.addSubview
+import platform.UIKit.backgroundColor
+import platform.UIKit.font
+import platform.UIKit.heightAnchor
+import platform.UIKit.leadingAnchor
+import platform.UIKit.setFrame
+import platform.UIKit.topAnchor
+import platform.UIKit.translatesAutoresizingMaskIntoConstraints
+import platform.UIKit.widthAnchor
+
+fun main(args: Array<String>) {
+    memScoped {
+        val argc = args.size + 1
+        val argv = (arrayOf("konan") + args).map { it.cstr.ptr }.toCValues()
+
+        autoreleasepool {
+            UIApplicationMain(argc, argv, null, NSStringFromClass(AppDelegate))
+        }
+    }
+}
+
+private class AppDelegate : UIResponder, UIApplicationDelegateProtocol {
+    companion object : UIResponderMeta(), UIApplicationDelegateProtocolMeta {}
+
+    @OverrideInit
+    constructor() : super()
+
+    private var _window: UIWindow? = null
+    override fun window() = _window
+    override fun setWindow(window: UIWindow?) {
+        _window = window
+    }
+
+    override fun application(application: UIApplication, didFinishLaunchingWithOptions: Map<Any?, *>?): Boolean {
+        window = UIWindow(frame = UIScreen.mainScreen.bounds)
+        window!!.rootViewController = ViewController()
+        window!!.makeKeyAndVisible()
+        return true
+    }
+}
+
+@ExportObjCClass
+private class ViewController : UIViewController {
+
+    @OverrideInit
+    constructor() : super(nibName = null, bundle = null)
+
+    @OverrideInit
+    constructor(coder: NSCoder) : super(coder)
+
+    @ObjCOutlet
+    lateinit var label: UILabel
+
+    @ObjCOutlet
+    lateinit var button: UIButton
+
+    var pressed = 0
+
+    @ObjCAction
+    fun buttonPressed() {
+        label.text = "Hello #${pressed++} from Konan!"
+        println("Button pressed")
+    }
+
+    override fun viewDidLoad() {
+        super.viewDidLoad()
+
+        val (width, height) = UIScreen.mainScreen.bounds.useContents {
+            this.size.width to this.size.height
+        }
+
+        val header = UIView().apply {
+            backgroundColor = UIColor.lightGrayColor
+            view.addSubview(this)
+            translatesAutoresizingMaskIntoConstraints = false
+            leadingAnchor.constraintEqualToAnchor(view.leadingAnchor).active = true
+            topAnchor.constraintEqualToAnchor(view.topAnchor).active = true
+            widthAnchor.constraintEqualToAnchor(view.widthAnchor).active = true
+            heightAnchor.constraintEqualToAnchor(view.heightAnchor).active = true
+        }
+
+        label = UILabel().apply {
+            setFrame(CGRectMake(x = 10.0, y = 10.0, width = width - 100.0, height = 40.0))
+            center = CGPointMake(x = width / 2, y = 40.0 )
+            textAlignment = NSTextAlignmentCenter
+            text = "Press OK"
+            header.addSubview(this)
+        }
+
+        button = UIButton().apply {
+            setFrame(CGRectMake(x = 10.0, y = height - 100.0, width = width - 100.0, height = 40.0))
+            center = CGPointMake(x = width / 2, y = height / 2)
+            backgroundColor = UIColor.blueColor
+            setTitle("OK", forState = UIControlStateNormal)
+            font = UIFont.fontWithName(fontName = font.fontName, size = 28.0)!!
+            layer.borderWidth = 1.0
+            layer.borderColor = UIColor.colorWithRed(0x47 / 255.0, 0x43 / 255.0, 0x70 / 255.0, 1.0).CGColor
+            layer.masksToBounds = true
+            addTarget(target = this@ViewController, action = NSSelectorFromString("buttonPressed"),
+                    forControlEvents = UIControlEventTouchUpInside)
+            header.addSubview(this)
+        }
+
+    }
+}