add tests

Author: noti0na1

tests/pos-java-interop-separate/annotation-with-inner-class-ref/MyJava_1.java

@@ -0,0 +1,13 @@
+public @interface MyJava_1 {
+
+    public MyClassTypeA typeA() default MyClassTypeA.A;
+
+    public MyClassTypeB typeB();
+
+    public enum MyClassTypeA {
+	A
+    }
+
+    public @interface MyClassTypeB {}
+}
+

tests/pos-java-interop-separate/annotation-with-inner-class-ref/MyScala_2.scala

@@ -0,0 +1,6 @@
+object MyScala {
+  def a(mj: MyJava_1): Unit = {
+    println("MyJava")
+  }
+}
+