[TEST] Add implementation of new infrastructure services for compiler tests

All of new classes lays in lays in :compiler:tests-common-new module
  which includes classes for FE 1.0 and FIR diagnostics tests and
  JVM black boxtests

compiler/test-infrastructure-utils/tests/org/jetbrains/kotlin/script/scriptTestUtil.kt

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.script
+
+import org.jetbrains.kotlin.cli.jvm.plugins.PluginCliParser
+import org.jetbrains.kotlin.config.CompilerConfiguration
+import org.jetbrains.kotlin.utils.PathUtil
+import java.io.File
+
+fun loadScriptingPlugin(configuration: CompilerConfiguration) {
+    val libPath = PathUtil.kotlinPathsForCompiler.libPath
+    val pluginClasspath = with (PathUtil) {
+        listOf(
+            KOTLIN_SCRIPTING_COMPILER_PLUGIN_JAR,
+            KOTLIN_SCRIPTING_COMPILER_IMPL_JAR,
+            KOTLIN_SCRIPTING_COMMON_JAR,
+            KOTLIN_SCRIPTING_JVM_JAR
+        ).map { File(libPath, it).path }
+    }
+    PluginCliParser.loadPluginsSafe(pluginClasspath, null, configuration)
+}