Examples with PEvent de.be4.eventb.core.parser.node.PEvent used on opensource projects

Example 1 with PEvent

use of de.be4.eventb.core.parser.node.PEvent in project probparsers by bendisposto.

the class StructureTest method testWitnessTick.

@Test
public void testWitnessTick() throws Exception {
    final Start root = parseInput("machine WitnessTick\nevents\nevent Eve\nwith\n@x' x' :: NAT\nend\nend", false);
    final AMachineParseUnit parseUnit = (AMachineParseUnit) root.getPParseUnit();
    final LinkedList<PEvent> events = parseUnit.getEvents();
    assertEquals(1, events.size());
    final AEvent event = (AEvent) events.get(0);
    final LinkedList<PWitness> witnesses = event.getWitnesses();
    assertEquals(1, witnesses.size());
    assertEquals("x'", ((AWitness) witnesses.get(0)).getName().getText());
}

Example 2 with PEvent

use of de.be4.eventb.core.parser.node.PEvent in project probparsers by bendisposto.

the class ASTPrologTest method testEvent.

@Test
public void testEvent() throws BCompoundException {
    final AEventBModelParseUnit model = new AEventBModelParseUnit();
    model.setName(new TIdentifierLiteral("mm"));
    final AEventsModelClause events = new AEventsModelClause();
    model.setModelClauses(Arrays.asList((PModelClause) events));
    AEvent event = new AEvent();
    events.setEvent(Arrays.asList((PEvent) event));
    event.setEventName(new TIdentifierLiteral("testevent"));
    event.setVariables(Arrays.asList(createId("param")));
    event.setGuards(Arrays.asList((PPredicate) new ATruthPredicate()));
    PSubstitution subst1 = new AAssignSubstitution(Arrays.asList(createId("x")), Arrays.asList(createId("param")));
    event.setAssignments(Arrays.asList(subst1));
    PWitness witness = new AWitness(new TIdentifierLiteral("ab"), new AEqualPredicate(createId("ab"), createId("y")));
    event.setWitness(Arrays.asList(witness));
    event.setRefines(Arrays.asList(new TIdentifierLiteral("abstract1"), new TIdentifierLiteral("abstract2")));
    checkAST(0, "event_b_model($,mm,[events($,[" + "event($,testevent,[abstract1,abstract2],[identifier($,param)],[truth($)],[]," + "[assign($,[identifier($,x)],[identifier($,param)])]," + "[witness($,identifier(%,ab),equal($,identifier($,ab),identifier($,y)))])])])", model);
}

Example 3 with PEvent

use of de.be4.eventb.core.parser.node.PEvent in project probparsers by bendisposto.

the class StructureTest method testWitnessTick.

@Test
public void testWitnessTick() throws Exception {
    final Start root = parseInput("machine WitnessTick\nevents\nevent Eve\nwith\n@x' x' :: NAT\nend\nend", false);
    final AMachineParseUnit parseUnit = (AMachineParseUnit) root.getPParseUnit();
    final LinkedList<PEvent> events = parseUnit.getEvents();
    assertEquals(1, events.size());
    final AEvent event = (AEvent) events.get(0);
    final LinkedList<PWitness> witnesses = event.getWitnesses();
    assertEquals(1, witnesses.size());
    assertEquals("x'", ((AWitness) witnesses.get(0)).getName().getText());
}

Example 4 with PEvent

use of de.be4.eventb.core.parser.node.PEvent in project prob2 by bendisposto.

the class EventBMachineTranslator method processEvents.

private AEventsModelClause processEvents() {
    List<PEvent> events = new ArrayList<>();
    for (Event e : machine.getEvents()) {
        AEvent event = new AEvent();
        event.setEventName(new TIdentifierLiteral(e.getName()));
        event.setStatus(extractEventStatus(e));
        nodeInfos.put(event, new Tuple2<>(machine.getName(), e.getName()));
        List<TIdentifierLiteral> refined = new ArrayList<>();
        for (Event ref : e.getRefines()) {
            refined.add(new TIdentifierLiteral(ref.getName()));
        }
        event.setRefines(refined);
        List<PExpression> params = new ArrayList<>();
        for (EventParameter eventParameter : e.getParameters()) {
            PExpression pExpression = (PExpression) eventParameter.getExpression().getAst();
            nodeInfos.put(pExpression, new Tuple2<>(machine.getName(), eventParameter.getName()));
            params.add(pExpression);
        }
        event.setVariables(params);
        List<PPredicate> guards = new ArrayList<>();
        List<PPredicate> thms = new ArrayList<>();
        for (EventBGuard eventBGuard : e.getGuards()) {
            PPredicate ppred = (PPredicate) ((EventB) eventBGuard.getPredicate()).getAst();
            nodeInfos.put(ppred, new Tuple2<>(machine.getName(), eventBGuard.getName()));
            if (eventBGuard.isTheorem()) {
                thms.add(ppred);
            } else {
                guards.add(ppred);
            }
        }
        event.setGuards(guards);
        event.setTheorems(thms);
        List<PWitness> witnesses = new ArrayList<>();
        for (Witness witness : e.getWitnesses()) {
            PPredicate ppred = (PPredicate) witness.getPredicate().getAst();
            nodeInfos.put(ppred, new Tuple2<>(machine.getName(), witness.getName()));
            witnesses.add(new AWitness(new TIdentifierLiteral(witness.getName()), ppred));
        }
        event.setWitness(witnesses);
        List<PSubstitution> actions = new ArrayList<>();
        for (EventBAction eventBAction : e.getActions()) {
            PSubstitution psub = (PSubstitution) ((EventB) eventBAction.getCode()).getAst();
            nodeInfos.put(psub, new Tuple2<>(machine.getName(), eventBAction.getName()));
            actions.add(psub);
        }
        event.setAssignments(actions);
        events.add(event);
    }
    return new AEventsModelClause(events);
}