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<?xml version="1.0" standalone="no"?>
<!-- we test that <param> uses the current value of var1, not its initial value.  If the value of
aParam in event1 is 2 so that var2 gets set to 2, success, otherwise failure  -->
<scxml xmlns="http://www.w3.org/2005/07/scxml" initial="s0" version="1.0" datamodel="lua">
  <datamodel>
    <data expr="1" id="testvar1"/>
    <data id="testvar2"/>
  </datamodel>
  <state id="s0">
    <onentry>
      <assign expr="2" location="testvar1"/>
      <send event="event1">
        <param name="aParam" expr="testvar1"/>
      </send>
    </onentry>
    <transition event="event1" target="s1">
      <assign expr="_event.data.aParam" location="testvar2"/>
    </transition>
    <transition event="*" target="fail"/>
  </state>
  <state id="s1">
    <transition cond="testvar2 == 2" target="pass"/>
    <transition target="fail"/>
  </state>
  <final id="pass"/>
  <final id="fail"/>
</scxml>