Add naturalvar_more testcase runtime test

Examples/test-suite/java/naturalvar_more_runme.java

@@ -0,0 +1,23 @@
+
+import naturalvar_more.*;
+
+public class naturalvar_more_runme {
+  static {
+    try {
+        System.loadLibrary("naturalvar_more");
+    } catch (UnsatisfiedLinkError e) {
+      System.err.println("Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + e);
+      System.exit(1);
+    }
+  }
+
+  public static void main(String argv[]) 
+  {
+    S s = new S();
+    if (!s.getConst_string_member().equals("initial string value"))
+      throw new RuntimeException("Test 1 fail");
+    s.setString_member("some member value");
+    if (!s.getString_member().equals("some member value"))
+      throw new RuntimeException("Test 2 fail");
+  }
+}