diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinTargetContainerWithPresetFunctions.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinTargetContainerWithPresetFunctions.kt
index 836c987346c..0b4c5c9e74a 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinTargetContainerWithPresetFunctions.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinTargetContainerWithPresetFunctions.kt
@@ -2,11 +2,10 @@ package org.jetbrains.kotlin.gradle.dsl
 
 import groovy.lang.Closure
 import org.gradle.util.ConfigureUtil
+import org.jetbrains.kotlin.gradle.plugin.KotlinTargetPreset
 import org.jetbrains.kotlin.gradle.plugin.KotlinTargetsContainerWithPresets
 import org.jetbrains.kotlin.gradle.plugin.mpp.*
-import org.jetbrains.kotlin.gradle.targets.js.KotlinJsTarget
-import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrTarget
-import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrTargetPreset
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsTargetDsl
 import org.jetbrains.kotlin.gradle.targets.jvm.KotlinJvmTarget
 
 // DO NOT EDIT MANUALLY! Generated by org.jetbrains.kotlin.generators.gradle.dsl.MppPresetFunctionsCodegenKt
@@ -30,11 +29,11 @@ interface KotlinTargetContainerWithPresetFunctions : KotlinTargetsContainerWithP
 
     fun js(
         name: String = "js",
-        configure: KotlinJsTarget.() -> Unit = { }
-    ): KotlinJsTarget =
+        configure: KotlinJsTargetDsl.() -> Unit = { }
+    ): KotlinJsTargetDsl =
         configureOrCreate(
             name,
-            presets.getByName("js") as KotlinJsTargetPreset,
+            presets.getByName("js") as KotlinTargetPreset<KotlinJsTargetDsl>,
             configure
         )
 
@@ -43,20 +42,20 @@ interface KotlinTargetContainerWithPresetFunctions : KotlinTargetsContainerWithP
     fun js(name: String, configure: Closure<*>) = js(name) { ConfigureUtil.configure(configure, this) }
     fun js(configure: Closure<*>) = js { ConfigureUtil.configure(configure, this) }
 
-    fun jsIr(
-        name: String = "jsIr",
-        configure: KotlinJsIrTarget.() -> Unit = { }
-    ): KotlinJsIrTarget =
-        configureOrCreate(
-            name,
-            presets.getByName("jsIr") as KotlinJsIrTargetPreset,
-            configure
-        )
-
-    fun jsIr() = jsIr("jsIr") { }
-    fun jsIr(name: String) = jsIr(name) { }
-    fun jsIr(name: String, configure: Closure<*>) = jsIr(name) { ConfigureUtil.configure(configure, this) }
-    fun jsIr(configure: Closure<*>) = jsIr { ConfigureUtil.configure(configure, this) }
+//    fun jsIr(
+//        name: String = "jsIr",
+//        configure: KotlinJsIrTarget.() -> Unit = { }
+//    ): KotlinJsIrTarget =
+//        configureOrCreate(
+//            name,
+//            presets.getByName("jsIr") as KotlinJsIrTargetPreset,
+//            configure
+//        )
+//
+//    fun jsIr() = jsIr("jsIr") { }
+//    fun jsIr(name: String) = jsIr(name) { }
+//    fun jsIr(name: String, configure: Closure<*>) = jsIr(name) { ConfigureUtil.configure(configure, this) }
+//    fun jsIr(configure: Closure<*>) = jsIr { ConfigureUtil.configure(configure, this) }
 
     fun android(
         name: String = "android",
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsPlatformTestRun.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsPlatformTestRun.kt
index d6dd9ed4d8e..b388df548e3 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsPlatformTestRun.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsPlatformTestRun.kt
@@ -8,13 +8,11 @@ package org.jetbrains.kotlin.gradle.targets.js
 import org.jetbrains.kotlin.gradle.execution.KotlinAggregateExecutionSource
 import org.jetbrains.kotlin.gradle.plugin.CompilationExecutionSource
 import org.jetbrains.kotlin.gradle.plugin.CompilationExecutionSourceSupport
+import org.jetbrains.kotlin.gradle.plugin.KotlinTarget
 import org.jetbrains.kotlin.gradle.plugin.KotlinTargetTestRun
 import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinJsCompilation
-import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrCompilation
-import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrSubTarget
-import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrTarget
-import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrTest
-import org.jetbrains.kotlin.gradle.targets.js.subtargets.KotlinJsSubTarget
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsSubTargetDsl
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsSubtargetContainerDsl
 import org.jetbrains.kotlin.gradle.targets.js.testing.KotlinJsTest
 import org.jetbrains.kotlin.gradle.testing.KotlinReportAggregatingTestRun
 import org.jetbrains.kotlin.gradle.testing.KotlinTaskTestRun
@@ -24,11 +22,8 @@ import kotlin.properties.Delegates
 class JsCompilationExecutionSource(override val compilation: KotlinJsCompilation) :
     CompilationExecutionSource<KotlinJsCompilation>
 
-class JsIrCompilationExecutionSource(override val compilation: KotlinJsIrCompilation) :
-    CompilationExecutionSource<KotlinJsIrCompilation>
-
-open class KotlinJsPlatformTestRun(testRunName: String, subtarget: KotlinJsSubTarget) :
-    KotlinTaskTestRun<JsCompilationExecutionSource, KotlinJsTest>(testRunName, subtarget.target),
+open class KotlinJsPlatformTestRun(testRunName: String, target: KotlinTarget) :
+    KotlinTaskTestRun<JsCompilationExecutionSource, KotlinJsTest>(testRunName, target),
     CompilationExecutionSourceSupport<KotlinJsCompilation> {
 
     private var _executionSource: JsCompilationExecutionSource by Delegates.notNull()
@@ -47,26 +42,6 @@ open class KotlinJsPlatformTestRun(testRunName: String, subtarget: KotlinJsSubTa
     }
 }
 
-open class KotlinJsIrPlatformTestRun(testRunName: String, subtarget: KotlinJsIrSubTarget) :
-    KotlinTaskTestRun<JsIrCompilationExecutionSource, KotlinJsIrTest>(testRunName, subtarget.target),
-    CompilationExecutionSourceSupport<KotlinJsIrCompilation> {
-
-    private var _executionSource: JsIrCompilationExecutionSource by Delegates.notNull()
-
-    final override var executionSource: JsIrCompilationExecutionSource
-        get() = _executionSource
-        set(value) {
-            executionTask.configure { it.compilation = value.compilation }
-            _executionSource = value
-        }
-
-    override fun setExecutionSourceFrom(compilation: KotlinJsIrCompilation) {
-        requireCompilationOfTarget(compilation, target)
-
-        executionSource = JsIrCompilationExecutionSource(compilation)
-    }
-}
-
 class JsAggregatingExecutionSource(private val aggregatingTestRun: KotlinJsReportAggregatingTestRun) :
     KotlinAggregateExecutionSource<JsCompilationExecutionSource> {
 
@@ -74,16 +49,9 @@ class JsAggregatingExecutionSource(private val aggregatingTestRun: KotlinJsRepor
         get() = aggregatingTestRun.getConfiguredExecutions().map { it.executionSource }
 }
 
-class JsIrAggregatingExecutionSource(private val aggregatingTestRun: KotlinJsIrReportAggregatingTestRun) :
-    KotlinAggregateExecutionSource<JsIrCompilationExecutionSource> {
-
-    override val executionSources: Iterable<JsIrCompilationExecutionSource>
-        get() = aggregatingTestRun.getConfiguredExecutions().map { it.executionSource }
-}
-
 open class KotlinJsReportAggregatingTestRun(
     testRunName: String,
-    override val target: KotlinJsTarget
+    override val target: KotlinJsSubtargetContainerDsl
 ) : KotlinReportAggregatingTestRun<JsCompilationExecutionSource, JsAggregatingExecutionSource, KotlinJsPlatformTestRun>(testRunName),
     KotlinTargetTestRun<JsAggregatingExecutionSource>,
     CompilationExecutionSourceSupport<KotlinJsCompilation> {
@@ -95,7 +63,7 @@ open class KotlinJsReportAggregatingTestRun(
     override val executionSource: JsAggregatingExecutionSource
         get() = JsAggregatingExecutionSource(this)
 
-    private fun KotlinJsSubTarget.getChildTestExecution() = testRuns.maybeCreate(testRunName)
+    private fun KotlinJsSubTargetDsl.getChildTestExecution() = testRuns.maybeCreate(testRunName)
 
     override fun getConfiguredExecutions(): Iterable<KotlinJsPlatformTestRun> = mutableListOf<KotlinJsPlatformTestRun>().apply {
         if (target.isNodejsConfigured) {
@@ -107,46 +75,11 @@ open class KotlinJsReportAggregatingTestRun(
     }
 
     override fun configureAllExecutions(configure: KotlinJsPlatformTestRun.() -> Unit) {
-        val doConfigureInChildren: KotlinJsSubTarget.() -> Unit = {
+        val doConfigureInChildren: KotlinJsSubTargetDsl.() -> Unit = {
             configure(getChildTestExecution())
         }
 
-        target.whenBrowserConfigured { doConfigureInChildren(this as KotlinJsSubTarget) }
-        target.whenNodejsConfigured { doConfigureInChildren(this as KotlinJsSubTarget) }
-    }
-}
-
-open class KotlinJsIrReportAggregatingTestRun(
-    testRunName: String,
-    override val target: KotlinJsIrTarget
-) : KotlinReportAggregatingTestRun<JsIrCompilationExecutionSource, JsIrAggregatingExecutionSource, KotlinJsIrPlatformTestRun>(testRunName),
-    KotlinTargetTestRun<JsIrAggregatingExecutionSource>,
-    CompilationExecutionSourceSupport<KotlinJsIrCompilation> {
-
-    override fun setExecutionSourceFrom(compilation: KotlinJsIrCompilation) = configureAllExecutions {
-        setExecutionSourceFrom(compilation)
-    }
-
-    override val executionSource: JsIrAggregatingExecutionSource
-        get() = JsIrAggregatingExecutionSource(this)
-
-    private fun KotlinJsIrSubTarget.getChildTestExecution() = testRuns.maybeCreate(testRunName)
-
-    override fun getConfiguredExecutions(): Iterable<KotlinJsIrPlatformTestRun> = mutableListOf<KotlinJsIrPlatformTestRun>().apply {
-        if (target.isNodejsConfigured) {
-            add(target.nodejs.getChildTestExecution())
-        }
-        if (target.isBrowserConfigured) {
-            add(target.browser.getChildTestExecution())
-        }
-    }
-
-    override fun configureAllExecutions(configure: KotlinJsIrPlatformTestRun.() -> Unit) {
-        val doConfigureInChildren: KotlinJsIrSubTarget.() -> Unit = {
-            configure(getChildTestExecution())
-        }
-
-        target.whenBrowserConfigured { doConfigureInChildren(this as KotlinJsIrSubTarget) }
-        target.whenNodejsConfigured { doConfigureInChildren(this as KotlinJsIrSubTarget) }
+        target.whenBrowserConfigured { doConfigureInChildren(this) }
+        target.whenNodejsConfigured { doConfigureInChildren(this) }
     }
 }
\ No newline at end of file
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsTarget.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsTarget.kt
index 745256d3fb6..b954f2f0657 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsTarget.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/KotlinJsTarget.kt
@@ -22,6 +22,7 @@ import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinOnlyTarget
 import org.jetbrains.kotlin.gradle.plugin.mpp.PRIMARY_SINGLE_COMPONENT_NAME
 import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsBrowserDsl
 import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsNodeDsl
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsSubtargetContainerDsl
 import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsTargetDsl
 import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrTarget
 import org.jetbrains.kotlin.gradle.targets.js.subtargets.KotlinBrowserJs
@@ -42,7 +43,7 @@ constructor(
 ) :
     KotlinOnlyTarget<KotlinJsCompilation>(project, platformType),
     KotlinTargetWithTests<JsAggregatingExecutionSource, KotlinJsReportAggregatingTestRun>,
-    KotlinJsTargetDsl {
+    KotlinJsTargetDsl, KotlinJsSubtargetContainerDsl {
     override lateinit var testRuns: NamedDomainObjectContainer<KotlinJsReportAggregatingTestRun>
         internal set
 
@@ -96,9 +97,9 @@ constructor(
 
     private val browserConfiguredHandlers = mutableListOf<KotlinJsBrowserDsl.() -> Unit>()
 
-    val browser by browserLazyDelegate
+    override val browser by browserLazyDelegate
 
-    internal val isBrowserConfigured: Boolean = browserLazyDelegate.isInitialized()
+    override val isBrowserConfigured: Boolean = browserLazyDelegate.isInitialized()
 
     override fun browser(body: KotlinJsBrowserDsl.() -> Unit) {
         body(browser)
@@ -117,9 +118,9 @@ constructor(
 
     private val nodejsConfiguredHandlers = mutableListOf<KotlinJsNodeDsl.() -> Unit>()
 
-    val nodejs by nodejsLazyDelegate
+    override val nodejs by nodejsLazyDelegate
 
-    internal val isNodejsConfigured: Boolean = nodejsLazyDelegate.isInitialized()
+    override val isNodejsConfigured: Boolean = nodejsLazyDelegate.isInitialized()
 
     override fun nodejs(body: KotlinJsNodeDsl.() -> Unit) {
         body(nodejs)
@@ -156,7 +157,7 @@ constructor(
         }
     }
 
-    fun whenBrowserConfigured(body: KotlinJsBrowserDsl.() -> Unit) {
+    override fun whenBrowserConfigured(body: KotlinJsBrowserDsl.() -> Unit) {
         if (browserLazyDelegate.isInitialized()) {
             browser(body)
         } else {
@@ -164,7 +165,7 @@ constructor(
         }
     }
 
-    fun whenNodejsConfigured(body: KotlinJsNodeDsl.() -> Unit) {
+    override fun whenNodejsConfigured(body: KotlinJsNodeDsl.() -> Unit) {
         if (nodejsLazyDelegate.isInitialized()) {
             nodejs(body)
         } else {
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/dsl/KotlinJsTargetDsl.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/dsl/KotlinJsTargetDsl.kt
index 4f72a5dbee1..1ceb60dc9c4 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/dsl/KotlinJsTargetDsl.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/dsl/KotlinJsTargetDsl.kt
@@ -9,15 +9,27 @@ import groovy.lang.Closure
 import org.gradle.api.NamedDomainObjectContainer
 import org.gradle.util.ConfigureUtil
 import org.jetbrains.kotlin.gradle.dsl.KotlinJsDce
-import org.jetbrains.kotlin.gradle.targets.js.KotlinJsIrPlatformTestRun
-import org.jetbrains.kotlin.gradle.targets.js.KotlinJsIrReportAggregatingTestRun
+import org.jetbrains.kotlin.gradle.plugin.KotlinTarget
 import org.jetbrains.kotlin.gradle.targets.js.KotlinJsPlatformTestRun
 import org.jetbrains.kotlin.gradle.targets.js.KotlinJsReportAggregatingTestRun
-import org.jetbrains.kotlin.gradle.targets.js.ir.KotlinJsIrTest
 import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsExec
 import org.jetbrains.kotlin.gradle.targets.js.testing.KotlinJsTest
 import org.jetbrains.kotlin.gradle.targets.js.webpack.KotlinWebpack
 
+interface KotlinJsSubtargetContainerDsl : KotlinTarget {
+    val nodejs: KotlinJsNodeDsl
+
+    val browser: KotlinJsBrowserDsl
+
+    val isNodejsConfigured: Boolean
+
+    val isBrowserConfigured: Boolean
+
+    fun whenNodejsConfigured(body: KotlinJsNodeDsl.() -> Unit)
+
+    fun whenBrowserConfigured(body: KotlinJsBrowserDsl.() -> Unit)
+}
+
 interface KotlinJsIrTargetDsl {
     fun browser() = browser { }
     fun browser(body: KotlinJsIrBrowserDsl.() -> Unit)
@@ -39,10 +51,10 @@ interface KotlinJsIrTargetDsl {
 
     fun produceExecutable()
 
-    val testRuns: NamedDomainObjectContainer<KotlinJsIrReportAggregatingTestRun>
+    val testRuns: NamedDomainObjectContainer<KotlinJsReportAggregatingTestRun>
 }
 
-interface KotlinJsTargetDsl {
+interface KotlinJsTargetDsl : KotlinTarget {
     fun browser() = browser { }
     fun browser(body: KotlinJsBrowserDsl.() -> Unit)
     fun browser(fn: Closure<*>) {
@@ -78,14 +90,14 @@ interface KotlinJsSubTargetDsl {
 }
 
 interface KotlinJsIrSubTargetDsl {
-    fun testTask(body: KotlinJsIrTest.() -> Unit)
+    fun testTask(body: KotlinJsTest.() -> Unit)
     fun testTask(fn: Closure<*>) {
         testTask {
             ConfigureUtil.configure(fn, this)
         }
     }
 
-    val testRuns: NamedDomainObjectContainer<KotlinJsIrPlatformTestRun>
+    val testRuns: NamedDomainObjectContainer<KotlinJsPlatformTestRun>
 }
 
 interface KotlinJsBrowserDsl : KotlinJsSubTargetDsl {
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinBrowserJsIr.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinBrowserJsIr.kt
index 2314f84140f..2bed64b6cb6 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinBrowserJsIr.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinBrowserJsIr.kt
@@ -10,9 +10,11 @@ import org.gradle.api.Task
 import org.gradle.api.plugins.BasePluginConvention
 import org.gradle.api.tasks.Copy
 import org.gradle.language.base.plugins.LifecycleBasePlugin
+import org.jetbrains.kotlin.gradle.dsl.KotlinJsDce
 import org.jetbrains.kotlin.gradle.targets.js.dsl.*
 import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsRootPlugin
 import org.jetbrains.kotlin.gradle.targets.js.subtargets.BrowserDistribution
+import org.jetbrains.kotlin.gradle.targets.js.testing.KotlinJsTest
 import org.jetbrains.kotlin.gradle.targets.js.webpack.KotlinWebpack
 import org.jetbrains.kotlin.gradle.targets.js.webpack.KotlinWebpackConfig
 import org.jetbrains.kotlin.gradle.targets.js.webpack.KotlinWebpackConfig.Devtool
@@ -22,7 +24,7 @@ import javax.inject.Inject
 
 open class KotlinBrowserJsIr @Inject constructor(target: KotlinJsIrTarget) :
     KotlinJsIrSubTarget(target, "browser"),
-    KotlinJsIrBrowserDsl {
+    KotlinJsBrowserDsl {
 
     private val commonWebpackConfigurations: MutableList<KotlinWebpack.() -> Unit> = mutableListOf()
     private val commonRunConfigurations: MutableList<KotlinWebpack.() -> Unit> = mutableListOf()
@@ -33,7 +35,7 @@ open class KotlinBrowserJsIr @Inject constructor(target: KotlinJsIrTarget) :
     override val testTaskDescription: String
         get() = "Run all ${target.name} tests inside browser using karma and webpack"
 
-    override fun configureDefaultTestFramework(it: KotlinJsIrTest) {
+    override fun configureDefaultTestFramework(it: KotlinJsTest) {
         it.useKarma {
             useChromeHeadless()
         }
@@ -52,6 +54,11 @@ open class KotlinBrowserJsIr @Inject constructor(target: KotlinJsIrTarget) :
         commonWebpackConfigurations.add(body)
     }
 
+    @ExperimentalDceDsl
+    override fun dceTask(body: KotlinJsDce.() -> Unit) {
+        TODO("Not yet implemented")
+    }
+
     override fun configureMain(compilation: KotlinJsIrCompilation) {
         configureRun(compilation)
         configureBuild(compilation)
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrSubTarget.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrSubTarget.kt
index 86f4d8f06bb..e6ac140de69 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrSubTarget.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrSubTarget.kt
@@ -12,11 +12,12 @@ import org.jetbrains.kotlin.gradle.plugin.AbstractKotlinTargetConfigurator
 import org.jetbrains.kotlin.gradle.plugin.KotlinCompilation
 import org.jetbrains.kotlin.gradle.plugin.KotlinTargetWithTests
 import org.jetbrains.kotlin.gradle.plugin.whenEvaluated
-import org.jetbrains.kotlin.gradle.targets.js.KotlinJsIrPlatformTestRun
-import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsIrSubTargetDsl
+import org.jetbrains.kotlin.gradle.targets.js.KotlinJsPlatformTestRun
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsSubTargetDsl
 import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsRootPlugin
 import org.jetbrains.kotlin.gradle.targets.js.npm.NpmResolverPlugin
 import org.jetbrains.kotlin.gradle.targets.js.npm.npmProject
+import org.jetbrains.kotlin.gradle.targets.js.testing.KotlinJsTest
 import org.jetbrains.kotlin.gradle.tasks.registerTask
 import org.jetbrains.kotlin.gradle.testing.internal.configureConventions
 import org.jetbrains.kotlin.gradle.testing.internal.kotlinTestRegistry
@@ -25,13 +26,13 @@ import org.jetbrains.kotlin.gradle.utils.lowerCamelCaseName
 abstract class KotlinJsIrSubTarget(
     val target: KotlinJsIrTarget,
     private val disambiguationClassifier: String
-) : KotlinJsIrSubTargetDsl {
+) : KotlinJsSubTargetDsl {
     val project get() = target.project
     private val nodeJs = NodeJsRootPlugin.apply(project.rootProject)
 
     abstract val testTaskDescription: String
 
-    final override lateinit var testRuns: NamedDomainObjectContainer<KotlinJsIrPlatformTestRun>
+    final override lateinit var testRuns: NamedDomainObjectContainer<KotlinJsPlatformTestRun>
         private set
 
     internal fun configure() {
@@ -79,7 +80,7 @@ abstract class KotlinJsIrSubTarget(
             }
     }
 
-    override fun testTask(body: KotlinJsIrTest.() -> Unit) {
+    override fun testTask(body: KotlinJsTest.() -> Unit) {
         testRuns.getByName(KotlinTargetWithTests.DEFAULT_TEST_RUN_NAME).executionTask.configure(body)
     }
 
@@ -89,7 +90,7 @@ abstract class KotlinJsIrSubTarget(
     abstract fun configureBuildVariants()
 
     private fun configureTests() {
-        testRuns = project.container(KotlinJsIrPlatformTestRun::class.java) { name -> KotlinJsIrPlatformTestRun(name, this) }.also {
+        testRuns = project.container(KotlinJsPlatformTestRun::class.java) { name -> KotlinJsPlatformTestRun(name, target) }.also {
             (this as ExtensionAware).extensions.add(this::testRuns.name, it)
         }
 
@@ -97,21 +98,21 @@ abstract class KotlinJsIrSubTarget(
         testRuns.create(KotlinTargetWithTests.DEFAULT_TEST_RUN_NAME)
     }
 
-    protected open fun configureTestRunDefaults(testRun: KotlinJsIrPlatformTestRun) {
+    protected open fun configureTestRunDefaults(testRun: KotlinJsPlatformTestRun) {
         target.compilations.matching { it.name == KotlinCompilation.TEST_COMPILATION_NAME }.all { compilation ->
             configureTestsRun(testRun, compilation)
         }
     }
 
-    private fun configureTestsRun(testRun: KotlinJsIrPlatformTestRun, compilation: KotlinJsIrCompilation) {
-        fun KotlinJsIrPlatformTestRun.subtargetTestTaskName(): String = disambiguateCamelCased(
+    private fun configureTestsRun(testRun: KotlinJsPlatformTestRun, compilation: KotlinJsIrCompilation) {
+        fun KotlinJsPlatformTestRun.subtargetTestTaskName(): String = disambiguateCamelCased(
             lowerCamelCaseName(
                 name.takeIf { it != KotlinTargetWithTests.DEFAULT_TEST_RUN_NAME },
                 AbstractKotlinTargetConfigurator.testTaskNameSuffix
             )
         )
 
-        val testJs = project.registerTask<KotlinJsIrTest>(testRun.subtargetTestTaskName()) { testJs ->
+        val testJs = project.registerTask<KotlinJsTest>(testRun.subtargetTestTaskName()) { testJs ->
             val compileTask = compilation.compileKotlinTask
 
             testJs.group = LifecycleBasePlugin.VERIFICATION_GROUP
@@ -151,7 +152,7 @@ abstract class KotlinJsIrSubTarget(
         }
     }
 
-    protected abstract fun configureDefaultTestFramework(it: KotlinJsIrTest)
+    protected abstract fun configureDefaultTestFramework(it: KotlinJsTest)
 
     private fun configureMain() {
         target.compilations.all { compilation ->
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTarget.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTarget.kt
index 22461fb6308..ce1901b3485 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTarget.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTarget.kt
@@ -12,12 +12,13 @@ import org.jetbrains.kotlin.gradle.plugin.AbstractKotlinTargetConfigurator.Compa
 import org.jetbrains.kotlin.gradle.plugin.KotlinPlatformType
 import org.jetbrains.kotlin.gradle.plugin.KotlinTargetWithTests
 import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinOnlyTarget
-import org.jetbrains.kotlin.gradle.targets.js.JsIrAggregatingExecutionSource
-import org.jetbrains.kotlin.gradle.targets.js.KotlinJsIrReportAggregatingTestRun
+import org.jetbrains.kotlin.gradle.targets.js.JsAggregatingExecutionSource
 import org.jetbrains.kotlin.gradle.targets.js.KotlinJsProducingType
-import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsIrBrowserDsl
-import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsIrNodeDsl
-import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsIrTargetDsl
+import org.jetbrains.kotlin.gradle.targets.js.KotlinJsReportAggregatingTestRun
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsBrowserDsl
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsNodeDsl
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsSubtargetContainerDsl
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsTargetDsl
 import org.jetbrains.kotlin.gradle.tasks.locateTask
 import org.jetbrains.kotlin.gradle.testing.internal.KotlinTestReport
 import org.jetbrains.kotlin.gradle.testing.testTaskName
@@ -26,9 +27,9 @@ import javax.inject.Inject
 
 open class KotlinJsIrTarget @Inject constructor(project: Project, platformType: KotlinPlatformType) :
     KotlinOnlyTarget<KotlinJsIrCompilation>(project, platformType),
-    KotlinTargetWithTests<JsIrAggregatingExecutionSource, KotlinJsIrReportAggregatingTestRun>,
-    KotlinJsIrTargetDsl {
-    override lateinit var testRuns: NamedDomainObjectContainer<KotlinJsIrReportAggregatingTestRun>
+    KotlinTargetWithTests<JsAggregatingExecutionSource, KotlinJsReportAggregatingTestRun>,
+    KotlinJsTargetDsl, KotlinJsSubtargetContainerDsl {
+    override lateinit var testRuns: NamedDomainObjectContainer<KotlinJsReportAggregatingTestRun>
         internal set
 
     var producingType: KotlinJsProducingType? = null
@@ -53,13 +54,13 @@ open class KotlinJsIrTarget @Inject constructor(project: Project, platformType:
         }
     }
 
-    private val browserConfiguredHandlers = mutableListOf<KotlinJsIrBrowserDsl.() -> Unit>()
+    private val browserConfiguredHandlers = mutableListOf<KotlinJsBrowserDsl.() -> Unit>()
 
-    val browser by browserLazyDelegate
+    override val browser by browserLazyDelegate
 
-    internal val isBrowserConfigured: Boolean = browserLazyDelegate.isInitialized()
+    override val isBrowserConfigured: Boolean = browserLazyDelegate.isInitialized()
 
-    override fun browser(body: KotlinJsIrBrowserDsl.() -> Unit) {
+    override fun browser(body: KotlinJsBrowserDsl.() -> Unit) {
         body(browser)
     }
 
@@ -74,13 +75,13 @@ open class KotlinJsIrTarget @Inject constructor(project: Project, platformType:
         }
     }
 
-    private val nodejsConfiguredHandlers = mutableListOf<KotlinJsIrNodeDsl.() -> Unit>()
+    private val nodejsConfiguredHandlers = mutableListOf<KotlinJsNodeDsl.() -> Unit>()
 
-    val nodejs by nodejsLazyDelegate
+    override val nodejs by nodejsLazyDelegate
 
-    internal val isNodejsConfigured: Boolean = nodejsLazyDelegate.isInitialized()
+    override val isNodejsConfigured: Boolean = nodejsLazyDelegate.isInitialized()
 
-    override fun nodejs(body: KotlinJsIrNodeDsl.() -> Unit) {
+    override fun nodejs(body: KotlinJsNodeDsl.() -> Unit) {
         body(nodejs)
     }
 
@@ -115,7 +116,7 @@ open class KotlinJsIrTarget @Inject constructor(project: Project, platformType:
         }
     }
 
-    fun whenBrowserConfigured(body: KotlinJsIrBrowserDsl.() -> Unit) {
+    override fun whenBrowserConfigured(body: KotlinJsBrowserDsl.() -> Unit) {
         if (browserLazyDelegate.isInitialized()) {
             browser(body)
         } else {
@@ -123,7 +124,7 @@ open class KotlinJsIrTarget @Inject constructor(project: Project, platformType:
         }
     }
 
-    fun whenNodejsConfigured(body: KotlinJsIrNodeDsl.() -> Unit) {
+    override fun whenNodejsConfigured(body: KotlinJsNodeDsl.() -> Unit) {
         if (nodejsLazyDelegate.isInitialized()) {
             nodejs(body)
         } else {
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetConfigurator.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetConfigurator.kt
index a5887c4e835..b8f7dedcb3d 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetConfigurator.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetConfigurator.kt
@@ -11,23 +11,22 @@ import org.jetbrains.kotlin.gradle.plugin.KotlinJsIrSourceSetProcessor
 import org.jetbrains.kotlin.gradle.plugin.KotlinOnlyTargetConfigurator
 import org.jetbrains.kotlin.gradle.plugin.KotlinSourceSetProcessor
 import org.jetbrains.kotlin.gradle.plugin.KotlinTargetWithTestsConfigurator
-import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinOnlyTarget
-import org.jetbrains.kotlin.gradle.targets.js.KotlinJsIrReportAggregatingTestRun
+import org.jetbrains.kotlin.gradle.targets.js.KotlinJsReportAggregatingTestRun
 import org.jetbrains.kotlin.gradle.tasks.KotlinTasksProvider
 import org.jetbrains.kotlin.gradle.testing.internal.kotlinTestRegistry
 import org.jetbrains.kotlin.gradle.testing.testTaskName
 
 open class KotlinJsIrTargetConfigurator(kotlinPluginVersion: String) :
     KotlinOnlyTargetConfigurator<KotlinJsIrCompilation, KotlinJsIrTarget>(true, true, kotlinPluginVersion),
-    KotlinTargetWithTestsConfigurator<KotlinJsIrReportAggregatingTestRun, KotlinJsIrTarget> {
+    KotlinTargetWithTestsConfigurator<KotlinJsReportAggregatingTestRun, KotlinJsIrTarget> {
 
-    override val testRunClass: Class<KotlinJsIrReportAggregatingTestRun> get() = KotlinJsIrReportAggregatingTestRun::class.java
+    override val testRunClass: Class<KotlinJsReportAggregatingTestRun> get() = KotlinJsReportAggregatingTestRun::class.java
 
     override fun createTestRun(
         name: String,
         target: KotlinJsIrTarget
-    ): KotlinJsIrReportAggregatingTestRun {
-        val result = KotlinJsIrReportAggregatingTestRun(name, target)
+    ): KotlinJsReportAggregatingTestRun {
+        val result = KotlinJsReportAggregatingTestRun(name, target)
 
         val testTask = target.project.kotlinTestRegistry.getOrCreateAggregatedTestTask(
             name = result.testTaskName,
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetPreset.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetPreset.kt
index 19039098a2f..386f13267e5 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetPreset.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrTargetPreset.kt
@@ -41,7 +41,7 @@ open class KotlinJsIrTargetPreset(
         KotlinJsIrCompilationFactory(project, forTarget)
 
     companion object {
-        const val PRESET_NAME = "jsIr"
+        const val PRESET_NAME = "js"
     }
 }
 
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinNodeJsIr.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinNodeJsIr.kt
index f58602f63d4..b48b1658c37 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinNodeJsIr.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinNodeJsIr.kt
@@ -5,13 +5,14 @@
 
 package org.jetbrains.kotlin.gradle.targets.js.ir
 
-import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsIrNodeDsl
+import org.jetbrains.kotlin.gradle.targets.js.dsl.KotlinJsNodeDsl
 import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsExec
+import org.jetbrains.kotlin.gradle.targets.js.testing.KotlinJsTest
 import javax.inject.Inject
 
 open class KotlinNodeJsIr @Inject constructor(target: KotlinJsIrTarget) :
     KotlinJsIrSubTarget(target, "node"),
-    KotlinJsIrNodeDsl {
+    KotlinJsNodeDsl {
     override val testTaskDescription: String
         get() = "Run all ${target.name} tests inside nodejs using the builtin test framework"
 
@@ -21,7 +22,7 @@ open class KotlinNodeJsIr @Inject constructor(target: KotlinJsIrTarget) :
         (project.tasks.getByName(runTaskName) as NodeJsExec).body()
     }
 
-    override fun configureDefaultTestFramework(it: KotlinJsIrTest) {
+    override fun configureDefaultTestFramework(it: KotlinJsTest) {
         it.useMocha { }
     }
 
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/subtargets/KotlinJsSubTarget.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/subtargets/KotlinJsSubTarget.kt
index 7aabe232ab8..a74a8ede8e4 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/subtargets/KotlinJsSubTarget.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/subtargets/KotlinJsSubTarget.kt
@@ -24,6 +24,7 @@ import org.jetbrains.kotlin.gradle.tasks.registerTask
 import org.jetbrains.kotlin.gradle.testing.internal.configureConventions
 import org.jetbrains.kotlin.gradle.testing.internal.kotlinTestRegistry
 import org.jetbrains.kotlin.gradle.utils.lowerCamelCaseName
+import org.jetbrains.kotlin.gradle.utils.newFileProperty
 
 abstract class KotlinJsSubTarget(
     val target: KotlinJsTarget,
@@ -66,7 +67,7 @@ abstract class KotlinJsSubTarget(
     abstract fun configureBuildVariants()
 
     private fun configureTests() {
-        testRuns = project.container(KotlinJsPlatformTestRun::class.java) { name -> KotlinJsPlatformTestRun(name, this) }.also {
+        testRuns = project.container(KotlinJsPlatformTestRun::class.java) { name -> KotlinJsPlatformTestRun(name, target) }.also {
             (this as ExtensionAware).extensions.add(this::testRuns.name, it)
         }
 
@@ -94,6 +95,10 @@ abstract class KotlinJsSubTarget(
             testJs.group = LifecycleBasePlugin.VERIFICATION_GROUP
             testJs.description = testTaskDescription
 
+            testJs.inputFileProperty.set(project.newFileProperty {
+                compileTask.outputFile
+            })
+
             testJs.dependsOn(nodeJs.npmInstallTask, compileTask, nodeJs.nodeJsSetupTask)
 
             testJs.onlyIf {
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTest.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTest.kt
index 87735072d50..1ab2ddcf97c 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTest.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTest.kt
@@ -7,7 +7,9 @@ package org.jetbrains.kotlin.gradle.targets.js.testing
 
 import groovy.lang.Closure
 import org.gradle.api.file.FileCollection
+import org.gradle.api.file.RegularFileProperty
 import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.InputFile
 import org.gradle.api.tasks.InputFiles
 import org.gradle.api.tasks.Internal
 import org.gradle.process.internal.DefaultProcessForkOptions
@@ -22,6 +24,7 @@ import org.jetbrains.kotlin.gradle.targets.js.npm.npmProject
 import org.jetbrains.kotlin.gradle.targets.js.testing.karma.KotlinKarma
 import org.jetbrains.kotlin.gradle.targets.js.testing.mocha.KotlinMocha
 import org.jetbrains.kotlin.gradle.tasks.KotlinTest
+import org.jetbrains.kotlin.gradle.utils.newFileProperty
 
 open class KotlinJsTest :
     KotlinTest(),
@@ -36,6 +39,9 @@ open class KotlinJsTest :
     val testFrameworkSettings: String
         @Input get() = testFramework!!.settingsState
 
+    @InputFile
+    val inputFileProperty: RegularFileProperty = project.newFileProperty()
+
     @Input
     var debug: Boolean = false