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 26ddb19f883..214f5e08b0a 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
@@ -25,6 +25,9 @@ open class KotlinJsTest : KotlinTest(), RequiresNpmDependencies {
     @SkipWhenEmpty
     internal var testFramework: KotlinJsTestFramework? = null
 
+    val testFrameworkSettings: String
+        @Input get() = testFramework!!.settingsState
+
     @Input
     var debug: Boolean = false
 
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTestFramework.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTestFramework.kt
index d67c3039f7d..12b2085eac7 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTestFramework.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/KotlinJsTestFramework.kt
@@ -11,6 +11,8 @@ import org.jetbrains.kotlin.gradle.plugin.HasKotlinDependencies
 import org.jetbrains.kotlin.gradle.targets.js.npm.RequiresNpmDependencies
 
 interface KotlinJsTestFramework : RequiresNpmDependencies {
+    val settingsState: String
+
     fun createTestExecutionSpec(
         task: KotlinJsTest,
         forkOptions: ProcessForkOptions,
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KotlinKarma.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KotlinKarma.kt
index 30040349878..2e1c9ae6d2f 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KotlinKarma.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KotlinKarma.kt
@@ -42,6 +42,9 @@ class KotlinKarma(val project: Project) : KotlinJsTestFramework {
     override val requiredNpmDependencies: Collection<RequiredKotlinJsDependency>
         get() = requiredDependencies.toList()
 
+    override val settingsState: String
+        get() = "KotlinKarma($config)"
+
     init {
         requiredDependencies.add(versions.karma)
 
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KramaConfig.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KramaConfig.kt
index 5591fc8b544..d825d25134d 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KramaConfig.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/karma/KramaConfig.kt
@@ -24,6 +24,18 @@ class KarmaConfig {
             val type: String,
             val subDir: String? = null,
             val file: String? = null
-        )
+        ) {
+            override fun toString(): String {
+                return "Reporter(type='$type', subDir=$subDir, file=$file)"
+            }
+        }
+
+        override fun toString(): String {
+            return "CoverageReporter(dir='$dir', reporters=$reporters)"
+        }
+    }
+
+    override fun toString(): String {
+        return "KarmaConfig(singleRun=$singleRun, autoWatch=$autoWatch, basePath=$basePath, files=$files, frameworks=$frameworks, browsers=$browsers, reporters=$reporters, preprocessors=$preprocessors, coverageReporter=$coverageReporter)"
     }
 }
\ No newline at end of file
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/mocha/KotlinMocha.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/mocha/KotlinMocha.kt
index c0d92bdff4f..1ff0c25ad97 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/mocha/KotlinMocha.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/mocha/KotlinMocha.kt
@@ -20,6 +20,9 @@ import org.jetbrains.kotlin.gradle.targets.js.testing.KotlinJsTestFramework
 class KotlinMocha(val project: Project) : KotlinJsTestFramework {
     private val versions = project.nodeJs.versions
 
+    override val settingsState: String
+        get() = "mocha"
+
     override val requiredNpmDependencies: Collection<RequiredKotlinJsDependency>
         get() = listOf(
             KotlinGradleNpmPackage("test-nodejs-runner"),
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/nodejs/KotlinNodeJsTestRunner.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/nodejs/KotlinNodeJsTestRunner.kt
index cdccd5346c7..e9a900423e4 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/nodejs/KotlinNodeJsTestRunner.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/testing/nodejs/KotlinNodeJsTestRunner.kt
@@ -23,6 +23,9 @@ class KotlinNodeJsTestRunner(val project: Project) : KotlinJsTestFramework {
     @Input
     var ignoredTestSuites: IgnoredTestSuites = IgnoredTestSuites.showWithContents
 
+    override val settingsState: String
+        get() = "KotlinNodeJsTestRunner(ignoredTestSuites=$ignoredTestSuites)"
+
     override val requiredNpmDependencies: Collection<RequiredKotlinJsDependency>
         get() = listOf(KotlinGradleNpmPackage("test-nodejs-runner"))