Fixing json tests

modules/activiti-engine/src/test/resources/org/activiti/engine/test/json/JsonTest.testJsonArrayAvailable.bpmn20.xml

@@ -20,7 +20,7 @@ println('  var2:'+jsonArr.get(1));
     <sequenceFlow sourceRef="script1" targetRef="haveVar2"/>
     <exclusiveGateway id="haveVar2" name="Have var2?"/>
     <sequenceFlow sourceRef="haveVar2" targetRef="userTaskFailure">
-      <conditionExpression><![CDATA[${myJsonArr.get(2) != null}]]></conditionExpression>
+      <conditionExpression><![CDATA[${myJsonArr.size() != 3}]]></conditionExpression>
     </sequenceFlow>
     <sequenceFlow sourceRef="haveVar2" targetRef="userTaskSuccess"/>
     <userTask id="userTaskFailure" />

modules/activiti-engine/src/test/resources/org/activiti/engine/test/json/JsonTest.testJsonObjectAvailable.bpmn20.xml

@@ -20,7 +20,7 @@ println('  var2:'+jsonObj.get('var2'));
     <sequenceFlow sourceRef="script1" targetRef="haveVar2"/>
     <exclusiveGateway id="haveVar2" name="Have var2?"/>
     <sequenceFlow sourceRef="haveVar2" targetRef="userTaskFailure">
-      <conditionExpression><![CDATA[${myJsonObj.has('var3') == false}]]></conditionExpression>
+      <conditionExpression><![CDATA[${myJsonObj.get('var3').asText() != 'myThirdValue'}]]></conditionExpression>
     </sequenceFlow>
     <sequenceFlow sourceRef="haveVar2" targetRef="userTaskSuccess"/>
     <userTask id="userTaskFailure" />