Revision control
++ <?xml version="1.0" encoding="UTF-8"?><!-- we test that srcexpr is evaluated at runtime. If the original value of var1 is used, the invocation
++ will fail (assuming that there is no script named 'foo'). If
++ the runtime value is used, the invocation will succeed --><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="'foo'"/>
++ </datamodel>
++
++ <state id="s0">
++ <onentry>
++ <send event="timeout" delay="5s"/>
++ <assign location="Var1" expr="'file:test216sub1.scxml'"/>
++ </onentry>
++ <invoke srcexpr="Var1" type="http://www.w3.org/TR/scxml"/>
++ <transition event="done.invoke" target="pass"/>
++ <transition event="*" 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>