diff --git a/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt b/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt
index dd65cd1c28f..cfd5329d520 100644
--- a/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt
+++ b/compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt
@@ -1,9 +1,6 @@
-// TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS
-
 fun box(): String {
     var invokeOrder = "";
-    val expectedResult = "1.0_0_1_9"
+    val expectedResult = "1_0_1_9"
     val expectedInvokeOrder = "1_0_9"
     var l = 1L
     var i = 0
@@ -29,5 +26,5 @@ fun box(): String {
 }
 
 fun Double.test(a: Int, b: Long, c: () -> String): String {
-    return { "${this}_${a}_${b}_${c()}"} ()
+    return { "${this.toInt()}_${a}_${b}_${c()}"} ()
 }
\ No newline at end of file
diff --git a/compiler/testData/codegen/box/argumentOrder/defaults.kt b/compiler/testData/codegen/box/argumentOrder/defaults.kt
index 17a94380c82..ebf9b4d7d19 100644
--- a/compiler/testData/codegen/box/argumentOrder/defaults.kt
+++ b/compiler/testData/codegen/box/argumentOrder/defaults.kt
@@ -1,16 +1,13 @@
-// TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS
-
 var invokeOrder: String = ""
 
 fun test(x: Double = { invokeOrder += "x"; 1.0 }(), a: String, y: Long = { invokeOrder += "y"; 1 }(), b: String): String {
-    return "" + x + a + b + y;
+    return "" + x.toInt() + a + b + y;
 }
 
 fun box(): String {
     val funResult = test(b = { invokeOrder += "K"; "K" }(), a = { invokeOrder += "O"; "O" }())
 
-    if (invokeOrder != "KOxy" || funResult != "1.0OK1") return "fail: $invokeOrder != KOxy or $funResult != 1.0OK1"
+    if (invokeOrder != "KOxy" || funResult != "1OK1") return "fail: $invokeOrder != KOxy or $funResult != 1OK1"
 
     return "OK"
 }
\ No newline at end of file
diff --git a/compiler/testData/codegen/box/argumentOrder/extension.kt b/compiler/testData/codegen/box/argumentOrder/extension.kt
index c298929042c..86fff0d8e1f 100644
--- a/compiler/testData/codegen/box/argumentOrder/extension.kt
+++ b/compiler/testData/codegen/box/argumentOrder/extension.kt
@@ -1,9 +1,6 @@
-// TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS
-
 fun box(): String {
     var invokeOrder = "";
-    val expectedResult = "1.0_0_1_L"
+    val expectedResult = "1_0_1_L"
     val expectedInvokeOrder = "1_0_L"
     var l = 1L
     var i = 0
@@ -29,5 +26,5 @@ fun box(): String {
 }
 
 fun Double.test(a: Int, b: Long, c: () -> String): String {
-    return "${this}_${a}_${b}_${c()}"
+    return "${this.toInt()}_${a}_${b}_${c()}"
 }
\ No newline at end of file
diff --git a/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt b/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt
index 98e666e8c79..ed025997c74 100644
--- a/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt
+++ b/compiler/testData/codegen/box/argumentOrder/extensionInClass.kt
@@ -1,19 +1,16 @@
-// TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS
-
 fun box(): String {
     return Z().test()
 }
 
 class Z {
     fun Double.test(a: Int, b: Long, c: () -> String): String {
-        return "${this}_${a}_${b}_${c()}"
+        return "${this.toInt()}_${a}_${b}_${c()}"
     }
 
 
     fun test(): String {
         var invokeOrder = "";
-        val expectedResult = "1.0_0_1_L"
+        val expectedResult = "1_0_1_L"
         val expectedInvokeOrder = "1_0_L"
         var l = 1L
         var i = 0
diff --git a/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java b/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
index de6d9d64231..1b66e22edc3 100644
--- a/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
+++ b/js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java
@@ -335,49 +335,25 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
         @TestMetadata("capturedInExtension.kt")
         public void testCapturedInExtension() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/argumentOrder/capturedInExtension.kt");
-            try {
-                doTest(fileName);
-            }
-            catch (Throwable ignore) {
-                return;
-            }
-            throw new AssertionError("Looks like this test can be unmuted. Remove IGNORE_BACKEND directive for that.");
+            doTest(fileName);
         }
 
         @TestMetadata("defaults.kt")
         public void testDefaults() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/argumentOrder/defaults.kt");
-            try {
-                doTest(fileName);
-            }
-            catch (Throwable ignore) {
-                return;
-            }
-            throw new AssertionError("Looks like this test can be unmuted. Remove IGNORE_BACKEND directive for that.");
+            doTest(fileName);
         }
 
         @TestMetadata("extension.kt")
         public void testExtension() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/argumentOrder/extension.kt");
-            try {
-                doTest(fileName);
-            }
-            catch (Throwable ignore) {
-                return;
-            }
-            throw new AssertionError("Looks like this test can be unmuted. Remove IGNORE_BACKEND directive for that.");
+            doTest(fileName);
         }
 
         @TestMetadata("extensionInClass.kt")
         public void testExtensionInClass() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/argumentOrder/extensionInClass.kt");
-            try {
-                doTest(fileName);
-            }
-            catch (Throwable ignore) {
-                return;
-            }
-            throw new AssertionError("Looks like this test can be unmuted. Remove IGNORE_BACKEND directive for that.");
+            doTest(fileName);
         }
 
         @TestMetadata("kt9277.kt")