[K/N][tests] Adjust moved tests to new testing infra

^KT-61259

native/native.tests/testData/codegen/enum/enum_equals.kt

@@ -2,8 +2,7 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.enum_equals
+// !LANGUAGE: -ProhibitComparisonOfIncompatibleEnums
 
 import kotlin.test.*
 
@@ -15,8 +14,13 @@ enum class EnumB {
     B
 }
 
-fun main() {
-    println(EnumA.A == EnumA.A)
-    println(EnumA.A == EnumA.B)
-    println(EnumA.A == EnumB.B)
-}
+fun box(): String {
+    if (!(EnumA.A == EnumA.A))
+        return "FAIL: A must equal A"
+    if (EnumA.A == EnumA.B)
+        return "FAIL: A.A must not equal A.B"
+    if (EnumA.A == EnumB.B)
+        return "FAIL: A.A must not equal B.B"
+
+    return "OK"
+}