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<?xml version="1.0" encoding="UTF-8"?><!-- we test that 'optimally enabled set' really is a set, specifically that if a transition is optimally enabled in
two different states, it is taken only once. --><scxml xmlns="http://www.w3.org/2005/07/scxml" xmlns:conf="http://www.w3.org/2005/scxml-conformance" initial="s0" version="1.0" datamodel="xpath">
<datamodel>
<data id="Var1" expr="0"/>
</datamodel>
<state id="s0" initial="p0">
<!-- this transition should never be taken because a transition in a lower state should
always be selected -->
<transition event="event1">
<assign location="$Var1" expr="$Var1 + 1"/>
</transition>
<parallel id="p0">
<onentry>
<raise event="event1"/>
<raise event="event2"/>
</onentry>
<!-- this transition will be selected by both states p0s1 and p0s2, but should be executed only once -->
<transition event="event1">
<assign location="$Var1" expr="$Var1 + 1"/>
</transition>
<state id="p0s1">
<transition event="event2" cond="$Var1/text() =1" target="pass"/>
<transition event="event2" target="fail"/>
</state>
<state id="p0s2"/>
</parallel>
</state>
<final id="pass"><onentry><log label="Outcome" expr="'pass'"/></onentry></final>
<final id="fail"><onentry><log label="Outcome" expr="'fail'"/></onentry></final>
</scxml>
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