[Gradle, JS] Add test with packaged moduleName

[Gradle, JS] WA for moduleName starting with @

^KT-53288 fixed

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/Kotlin2JsGradlePluginIT.kt

@@ -388,6 +388,17 @@ class Kotlin2JsIrGradlePluginIT : AbstractKotlin2JsGradlePluginIT(true) {
             }
         }
     }
+
+    @DisplayName("Kotlin/JS project with module name starting with package")
+    @GradleTest
+    fun testKotlinJsPackageModuleName(gradleVersion: GradleVersion) {
+        project("kotlin-js-package-module-name", gradleVersion) {
+            build("assemble") {
+                assertFileInProjectExists("build/distributions/kotlin-js-package-module-name.js")
+                assertFileInProjectExists("build/js/packages/@foo/bar/kotlin/@foo/bar.js")
+            }
+        }
+    }
 }
 
 @JsGradlePluginTests

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlin-js-package-module-name/build.gradle.kts

@@ -0,0 +1,17 @@
+plugins {
+    kotlin("multiplatform")
+}
+
+repositories {
+    mavenCentral()
+    mavenLocal()
+}
+
+kotlin {
+    js {
+        moduleName = "@foo/bar"
+        browser {
+        }
+        binaries.executable()
+    }
+}

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlin-js-package-module-name/src/commonMain/kotlin/foo.kt

@@ -0,0 +1 @@
+expect fun foo(): Int

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlin-js-package-module-name/src/jsMain/kotlin/foo.kt

@@ -0,0 +1 @@
+actual fun foo(): Int = 1

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/js/ir/KotlinJsIrLink.kt

@@ -104,6 +104,13 @@ abstract class KotlinJsIrLink @Inject constructor(
         KotlinBuildStatsService.applyIfInitialised {
             it.report(BooleanMetrics.JS_IR_INCREMENTAL, incrementalJsIr)
             val newArgs = K2JSCompilerArguments()
+            // moduleName can start with @ for group of NPM packages
+            // but args parsing @ as start of argfile
+            // so WA we provide moduleName as one parameter
+            if (args.moduleName != null) {
+                args.freeArgs += "-ir-output-name=${args.moduleName}"
+                args.moduleName = null
+            }
             parseCommandLineArguments(ArgumentUtils.convertArgumentsToStringList(args), newArgs)
             it.report(
                 StringMetrics.JS_OUTPUT_GRANULARITY,