Add serialization plugin test with main-kts

libraries/tools/kotlin-main-kts-test/test/org/jetbrains/kotlin/mainKts/test/mainKtsIT.kt

@@ -10,6 +10,8 @@ import org.jetbrains.kotlin.mainKts.COMPILED_SCRIPTS_CACHE_DIR_PROPERTY
 import org.jetbrains.kotlin.scripting.compiler.plugin.runWithK2JVMCompiler
 import org.jetbrains.kotlin.scripting.compiler.plugin.runWithKotlinLauncherScript
 import org.jetbrains.kotlin.scripting.compiler.plugin.runWithKotlinc
+import org.jetbrains.kotlin.utils.KotlinPaths
+import org.jetbrains.kotlin.utils.PathUtil
 import org.junit.Assert
 import org.junit.Ignore
 import org.junit.Test
@@ -60,6 +62,20 @@ class MainKtsIT {
             cache.deleteRecursively()
         }
     }
+
+    @Test
+    fun testHelloSerialization() {
+        val paths = PathUtil.kotlinPathsForDistDirectory
+        val serializationPlugin = paths.jar(KotlinPaths.Jar.SerializationPlugin)
+        runWithKotlinc(
+            arrayOf(
+                "-Xplugin", serializationPlugin.absolutePath,
+                "-cp", paths.jar(KotlinPaths.Jar.MainKts).absolutePath,
+                "-script", File("$TEST_DATA_ROOT/hello-kotlinx-serialization.main.kts").absolutePath
+            ),
+            listOf("""\{"firstName":"James","lastName":"Bond"\}""", "User\\(firstName=James, lastName=Bond\\)")
+        )
+    }
 }
 
 fun runWithKotlincAndMainKts(
@@ -68,10 +84,11 @@ fun runWithKotlincAndMainKts(
     expectedExitCode: Int = 0,
     cacheDir: File? = null
 ) {
+    val paths = PathUtil.kotlinPathsForDistDirectory
     runWithKotlinc(
         scriptPath, expectedOutPatterns, expectedExitCode,
         classpath = listOf(
-            File("dist/kotlinc/lib/kotlin-main-kts.jar").also {
+            paths.jar(KotlinPaths.Jar.MainKts).also {
                 Assert.assertTrue("kotlin-main-kts.jar not found, run dist task: ${it.absolutePath}", it.exists())
             }
         ),

libraries/tools/kotlin-main-kts-test/testData/hello-kotlinx-serialization.main.kts

@@ -0,0 +1,18 @@
+
+@file:Repository("https://jcenter.bintray.com/")
+@file:DependsOn("org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.20.0-1.4.0-dev-5730", options = ["transitive=false"])
+
+import kotlinx.serialization.*
+import kotlinx.serialization.json.*
+
+@Serializable
+data class User(val firstName: String, val lastName: String)
+
+val json = Json(JsonConfiguration.Stable)
+
+val jsonData = json.stringify(User.serializer(), User("James", "Bond"))
+println(jsonData)
+
+val obj = json.parse(User.serializer(), """{"firstName":"James", "lastName":"Bond"}""")
+println(obj)
+