Examples with Context com.microsoft.z3.Context used on opensource projects

Example 76 with Context

use of com.microsoft.z3.Context in project bmoth by hhu-stups.

the class InitialStateExistsChecker method doInitialStateExistsCheck.

static InitialStateExistsCheckingResult doInitialStateExistsCheck(MachineNode machine) {
    Context ctx = new Context();
    Solver solver = Z3SolverFactory.getZ3Solver(ctx);
    MachineToZ3Translator machineTranslator = new MachineToZ3Translator(machine, ctx);
    final BoolExpr invariant = machineTranslator.getInitialValueConstraint();
    solver.add(invariant);
    Status check = solver.check();
    return new InitialStateExistsCheckingResult(check);
}

Example 77 with Context

use of com.microsoft.z3.Context in project bmoth by hhu-stups.

the class InvariantSatisfiabilityChecker method doInvariantSatisfiabilityCheck.

static InvariantSatisfiabilityCheckingResult doInvariantSatisfiabilityCheck(MachineNode machine) {
    Context ctx = new Context();
    Solver solver = Z3SolverFactory.getZ3Solver(ctx);
    MachineToZ3Translator machineTranslator = new MachineToZ3Translator(machine, ctx);
    final BoolExpr invariant = machineTranslator.getInvariantConstraint();
    solver.add(invariant);
    Status check = solver.check();
    return new InvariantSatisfiabilityCheckingResult(check);
}

Example 78 with Context

use of com.microsoft.z3.Context in project bmoth by hhu-stups.

the class TestUsingZ3 method setup.

@Before
public void setup() {
    z3Context = new Context();
    z3Solver = z3Context.mkSolver();
}

Example 79 with Context

use of com.microsoft.z3.Context in project kie-wb-common by kiegroup.

the class DMNMarshallerTest method test_wrong_context.

@Test
public void test_wrong_context() throws IOException {
    // DROOLS-2217
    // SPECIAL CASE: to represent a partially edited DMN file.
    // consider a LiteralExpression with null text as missing expression altogether.
    final DMNRuntime runtime = roundTripUnmarshalMarshalThenUnmarshalDMN(this.getClass().getResourceAsStream("/wrong_context.dmn"));
    DMNModel dmnModel = runtime.getModels().get(0);
    // the DMN file is schema valid but is not a valid-DMN (a context-entry value is a literal expression missing text, which is null)
    assertTrue(dmnModel.hasErrors());
    // identify the error message for context-entry "ciao":
    DMNMessage m0 = dmnModel.getMessages(DMNMessage.Severity.ERROR).get(0);
    assertTrue("expected a message identifying the problem on a context entry for 'ciao'", m0.getMessage().startsWith("No expression defined for name 'ciao'"));
    DecisionNode d0 = dmnModel.getDecisionById("_653b3426-933a-4050-9568-ab2a66b43c36");
    // the identified DMN Decision is composed of a DMN Context where the first context-entry value is a literal expression missing text (text is null).
    org.kie.dmn.model.v1_1.Context d0c = (org.kie.dmn.model.v1_1.Context) d0.getDecision().getExpression();
    org.kie.dmn.model.v1_1.Expression contextEntryValue = d0c.getContextEntry().get(0).getExpression();
    assertTrue(contextEntryValue instanceof org.kie.dmn.model.v1_1.LiteralExpression);
    assertEquals(null, ((org.kie.dmn.model.v1_1.LiteralExpression) contextEntryValue).getText());
    // -- Stunner side.
    DMNMarshaller m = new DMNMarshaller(new XMLEncoderDiagramMetadataMarshaller(), applicationFactoryManager);
    Graph<?, ?> g = m.unmarshall(null, this.getClass().getResourceAsStream("/wrong_context.dmn"));
    DiagramImpl diagram = new DiagramImpl("", null);
    Node<?, ?> decisionNode = g.getNode("_653b3426-933a-4050-9568-ab2a66b43c36");
    assertNodeContentDefinitionIs(decisionNode, Decision.class);
    View<Decision> view = ((View<Decision>) decisionNode.getContent());
    // the identified DMN Decision is composed of a DMN Context where the first context-entry has missing Expression.
    Context expression = (Context) view.getDefinition().getExpression();
    assertEquals("a literalexpression with null text is threated as a missing expression altogether.", null, expression.getContextEntry().get(0).getExpression());
}

Example 80 with Context

use of com.microsoft.z3.Context in project kie-wb-common by kiegroup.

the class BaseContextUIModelMapperTest method setup.

@Before
@SuppressWarnings("unchecked")
public void setup() {
    this.uiModel = new BaseGridData();
    this.uiModel.appendRow(new DMNGridRow());
    this.uiModel.appendRow(new DMNGridRow());
    this.uiModel.appendColumn(uiRowNumberColumn);
    this.uiModel.appendColumn(uiNameColumn);
    this.uiModel.appendColumn(uiExpressionEditorColumn);
    doReturn(0).when(uiRowNumberColumn).getIndex();
    doReturn(1).when(uiNameColumn).getIndex();
    doReturn(2).when(uiExpressionEditorColumn).getIndex();
    final ExpressionEditorDefinitions expressionEditorDefinitions = new ExpressionEditorDefinitions();
    expressionEditorDefinitions.add(literalExpressionEditorDefinition);
    expressionEditorDefinitions.add(undefinedExpressionEditorDefinition);
    doReturn(expressionEditorDefinitions).when(expressionEditorDefinitionsSupplier).get();
    doReturn(Optional.of(literalExpression)).when(literalExpressionEditorDefinition).getModelClass();
    doReturn(Optional.of(literalExpression)).when(literalExpressionEditor).getExpression();
    doReturn(Optional.of(literalExpressionEditor)).when(literalExpressionEditorDefinition).getEditor(any(GridCellTuple.class), any(Optional.class), any(HasExpression.class), any(Optional.class), any(Optional.class), anyInt());
    doReturn(Optional.empty()).when(undefinedExpressionEditorDefinition).getModelClass();
    doReturn(Optional.of(undefinedExpressionEditor)).when(undefinedExpressionEditorDefinition).getEditor(any(GridCellTuple.class), any(Optional.class), any(HasExpression.class), any(Optional.class), any(Optional.class), anyInt());
    this.context = new Context();
    this.context.getContextEntry().add(new ContextEntry() {

        {
            setVariable(new InformationItem() {

                {
                    setName(new Name("ii1"));
                }
            });
        }
    });
    this.context.getContextEntry().add(new ContextEntry() {

        {
            setExpression(new LiteralExpression());
        }
    });
    this.mapper = getMapper();
    this.cellValueSupplier = Optional::empty;
}