add more tests for the graal troubles #1558

Author: ptrthomas

karate-core/src/test/java/com/intuit/karate/core/parallel/karate-config.js

@@ -5,7 +5,7 @@ function fn() {
   };  
   var result = karate.callSingle('call-single-from-config.feature', config);
   config.message = result.response.message;
-  // this will throw the [Multi threaded access requested by thread xxx but is not allowed for language(s) js.] error
+  // this used to throw the [Multi threaded access requested by thread xxx but is not allowed for language(s) js.] error
   config.Hello = result.Hello;
   var result2 = karate.callSingle('call-single-from-config2.feature', result);
   config.message2 = result2.message;  

karate-core/src/test/java/com/intuit/karate/core/parallel/parallel-outline-1.feature

@@ -5,13 +5,18 @@ Background:
  # background http builder should work even for a dynamic scenario outline
  * url serverUrl
  * def data = [ { name: 'value1' }, { name: 'value2' }, { name: 'value3' }, { name: 'value4' } ]
+ # java object that comes from a callSingle in the config
+ * def helloClass = Hello
 
 Scenario Outline:
  * match functionFromKarateBase() == 'fromKarateBase'
  * path 'fromfeature'
  * method get
  * status 200
  * match response == { message: 'from feature' }
+ # use java object from background, callSingle, config
+ * match helloClass.sayHello('from the other side') == 'hello from the other side'
+ * match helloClass.sayHello(name) == 'hello ' + name
 
  Examples:
   | data |