diff --git a/libraries/kotlin.test/js-v1/build.gradle.kts b/libraries/kotlin.test/js-v1/build.gradle.kts
new file mode 100644
index 00000000000..fa599bb396b
--- /dev/null
+++ b/libraries/kotlin.test/js-v1/build.gradle.kts
@@ -0,0 +1,77 @@
+import org.jetbrains.kotlin.gradle.dsl.KotlinCompile
+
+plugins {
+    kotlin("multiplatform")
+}
+
+val commonMainSources by task<Sync> {
+    from(
+        "$rootDir/libraries/kotlin.test/common/src/main",
+        "$rootDir/libraries/kotlin.test/annotations-common/src/main"
+    )
+    into("$buildDir/commonMainSources")
+}
+
+val commonTestSources by task<Sync> {
+    from("$rootDir/libraries/kotlin.test/common/src/test/kotlin")
+    into("$buildDir/commonTestSources")
+}
+
+val jsMainSources by task<Sync> {
+    from("$rootDir/libraries/kotlin.test/js/src")
+    into("$buildDir/jsMainSources")
+}
+
+kotlin {
+    js(LEGACY) {
+        nodejs()
+        compilations {
+            val main by getting; main.apply {
+                kotlinOptions {
+                    moduleKind = "umd"
+                }
+            }
+        }
+    }
+
+    sourceSets {
+        val commonMain by getting {
+            dependencies {
+                api(kotlinStdlib("mpp"))
+            }
+            kotlin.srcDir(commonMainSources.get().destinationDir)
+        }
+        val commonTest by getting {
+            kotlin.srcDir(commonTestSources.get().destinationDir)
+        }
+        val jsMain by getting {
+            kotlin.srcDir(jsMainSources.get().destinationDir)
+        }
+    }
+}
+
+tasks.withType<KotlinCompile<*>>().configureEach {
+    kotlinOptions.freeCompilerArgs += listOf(
+        "-Xallow-kotlin-package",
+        "-opt-in=kotlin.ExperimentalMultiplatform",
+        "-opt-in=kotlin.contracts.ExperimentalContracts",
+        "-Xforce-deprecated-legacy-compiler-usage",
+    )
+
+    doFirst {
+//        kotlinOptions.freeCompilerArgs += listOfNotNull(
+//            "-Xklib-relative-path-base=$buildDir,$projectDir".takeIf { !kotlinBuildProperties.getBoolean("kotlin.build.use.absolute.paths.in.klib") }
+//        )
+    }
+}
+
+tasks.named("compileKotlinJs") {
+//    (this as KotlinCompile<*>).kotlinOptions.freeCompilerArgs += "-Xir-module-name=kotlin-test"
+    dependsOn(commonMainSources)
+    dependsOn(jsMainSources)
+}
+
+tasks.named("compileTestKotlinJs") {
+    dependsOn(commonTestSources)
+}
+
diff --git a/settings.gradle b/settings.gradle
index f20a371a7c0..5e0d76c57c6 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -599,6 +599,7 @@ if (buildProperties.inJpsBuildIdeaSync) {
             ":kotlin-test",
             ":kotlin-test:kotlin-test-js",
             ":kotlin-test:kotlin-test-js-ir",
+            ":kotlin-test:kotlin-test-js-v1",
             ":kotlin-test:kotlin-test-js:kotlin-test-js-it",
             ":kotlin-test:kotlin-test-js-ir:kotlin-test-js-ir-it",
             ":kotlin-test:kotlin-test-wasm",
@@ -624,6 +625,7 @@ if (buildProperties.inJpsBuildIdeaSync) {
     project(':kotlin-test').projectDir = "$rootDir/libraries/kotlin.test" as File
     project(':kotlin-test:kotlin-test-js').projectDir = "$rootDir/libraries/kotlin.test/js" as File
     project(':kotlin-test:kotlin-test-js-ir').projectDir = "$rootDir/libraries/kotlin.test/js-ir" as File
+    project(':kotlin-test:kotlin-test-js-v1').projectDir = "$rootDir/libraries/kotlin.test/js-v1" as File
     project(':kotlin-test:kotlin-test-js:kotlin-test-js-it').projectDir = "$rootDir/libraries/kotlin.test/js/it" as File
     project(':kotlin-test:kotlin-test-js-ir:kotlin-test-js-ir-it').projectDir = "$rootDir/libraries/kotlin.test/js-ir/it" as File
     project(':kotlin-test:kotlin-test-wasm').projectDir = "$rootDir/libraries/kotlin.test/wasm" as File