<?xml version="1.0" encoding="UTF-8"?><!-- we test that <send> evals its args when it is evaluated, not when the delay interval expires and the
message is actually sent.  If it does, aParam will have the value of 1 (even though var1 has been incremented
in the interval.)  If var2 ends up == 1, we pass.  Otherwise we fail  --><scxml xmlns="http://www.w3.org/2005/07/scxml" xmlns:conf="http://www.w3.org/2005/scxml-conformance" initial="s0" version="1.0" datamodel="ecmascript">
<datamodel>
 <data id="Var1" expr="1"/>
 <data id="Var2"/>
 </datamodel>
  
<state id="s0">
  <onentry>
   <send event="event1" delay="2s">
     <param name="aParam" expr="Var1"/>
     </send>
   <assign location="Var1" expr="2"/>
    </onentry>
    
  <transition event="event1" target="s1">
    <assign location="Var2" expr="_event.data.aParam"/>
    </transition>
  <transition event="*" target="fail"/>
 </state>

<state id="s1">
  <transition cond="Var2==1" target="pass"/>
  <transition target="fail"/>
  </state>
       
   <final id="pass"><onentry><log label="Outcome" expr="'pass'"/></onentry></final>
   <final id="fail"><onentry><log label="Outcome" expr="'fail'"/></onentry></final>

</scxml>