[TEST] Introduce test-infrastructure-utils module and extract common test utilities here

compiler/tests/org/jetbrains/kotlin/cli/LauncherScriptTest.kt

@@ -20,9 +20,10 @@ import com.intellij.openapi.util.SystemInfo
 import com.intellij.openapi.util.text.StringUtil
 import org.jetbrains.kotlin.test.KotlinTestUtils
 import org.jetbrains.kotlin.test.TestCaseWithTmpdir
+import org.jetbrains.kotlin.test.util.KtTestUtil
 import org.jetbrains.kotlin.utils.PathUtil
 import org.jetbrains.kotlin.utils.addToStdlib.cast
-import java.io.*
+import java.io.File
 import java.util.concurrent.TimeUnit
 
 class LauncherScriptTest : TestCaseWithTmpdir() {
@@ -75,7 +76,7 @@ class LauncherScriptTest : TestCaseWithTmpdir() {
         else args.cast()
 
     private val testDataDirectory: String
-        get() = KotlinTestUtils.getTestDataPathBase() + "/launcher"
+        get() = KtTestUtil.getTestDataPathBase() + "/launcher"
 
     fun testKotlincSimple() {
         runProcess(